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Cheap flights from San Francisco to Boston (SFO - BOS) from $98

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SFO — BOS
May 3 — May 101
From?
To?
Fri 5/3
Fri 5/10
1 adult, Economy
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The best prices from San Francisco to Boston Logan Intl are usually found in January or February, booked 70 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from San Francisco to Boston

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 28, 2024.

Popular in

June

Cheapest in

January

Round-trip from

$218

One-way from

$146
High demand for flights, 23% potential price rise
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Best time to find cheap flights, 35% potential price drop
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From San Francisco to Boston Logan Intl
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One-way flight from San Francisco to Boston Logan Intl
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What is the cheapest day to fly round-trip from San Francisco to Boston?

Users have found that flying from San Francisco to Boston on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from San Francisco to Boston?

Find a great deal and save up to 56% by booking at least 32 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from San Francisco to Boston within the next two weeks, with the cheapest ticket starting at $394.

What is the cheapest month to fly from San Francisco to Boston?

January can be a great time to fly to Boston from San Francisco with a flight ticket averaging about $399. Cheapflights users have found deals in the month of January for as cheap as $99. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from San Francisco to Boston (SFO - BOS)?

It’s typically best to fly out from San Francisco to Boston in the afternoon. Doing so could potentially save you 9% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap United Airlines flights from San Francisco to Boston

Explore cheap flight options specifically provided by United Airlines for the route between San Francisco and Boston. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
Take a peek at the cheapest United Airlines flights we've detected traveling from San Francisco to Boston. Be sure to come back soon if the deals available don't appeal to you at this time.
Sat 5/2511:34 pmSFO - BOS
1 stop8h 43mUnited Airlines
Sat 6/18:30 amBOS - SFO
Nonstop6h 29mUnited Airlines
Deal found 4/27$263
Sat 5/253:07 pmSFO - BOS
Nonstop5h 47mUnited Airlines
Sat 6/18:30 amBOS - SFO
Nonstop6h 29mUnited Airlines
Deal found 4/27$287
Tue 5/2811:25 pmSFO - BOS
Nonstop5h 52mUnited Airlines
Tue 6/47:45 amBOS - SFO
Nonstop6h 28mUnited Airlines
Deal found 4/28$313
Fri 5/1012:09 amSFO - BOS
1 stop7h 29mUnited Airlines
Sat 5/186:15 amBOS - SFO
Nonstop6h 42mUnited Airlines
Deal found 4/27$328
Wed 5/155:30 amSFO - BOS
1 stop7h 29mUnited Airlines
Sat 5/186:15 amBOS - SFO
Nonstop6h 42mUnited Airlines
Deal found 4/27$353
Wed 5/87:06 pmSFO - BOS
1 stop7h 50mUnited Airlines
Thu 5/166:15 amBOS - SFO
Nonstop6h 42mUnited Airlines
Deal found 4/27$373
Mon 5/67:06 pmSFO - BOS
1 stop7h 50mUnited Airlines
Thu 5/96:15 amBOS - SFO
Nonstop6h 42mUnited Airlines
Deal found 4/27$392
Tue 5/712:09 amSFO - BOS
1 stop7h 29mUnited Airlines
Wed 5/296:37 pmBOS - SFO
1 stop9h 14mUnited Airlines
Deal found 4/27$422
Sun 5/53:00 pmSFO - BOS
Nonstop5h 49mUnited Airlines
Thu 5/99:00 amBOS - SFO
1 stop9h 00mUnited Airlines
Deal found 4/28$439

  • If you’re traveling from San Francisco to Boston, one of the more common airlines traveling that route is United Airlines. Flights from United Airlines traveling this route typically cost $365.82 RT. This price is typically 72% more expensive than other airlines that offer San Francisco to Boston flights. When booking this route, the cheapest RT price found was $112. The most popular departure airport in San Francisco when flying to Boston is San Francisco Airport. The most popular airport to fly into when visiting Boston is Boston Logan Intl Airport. When flying from San Francisco to Boston, United Airlines flights are 9% more popular than any other airline flying that same route.

Cheap Alaska Airlines flights from San Francisco to Boston

Explore cheap flight options specifically provided by Alaska Airlines for the route between San Francisco and Boston. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
Browse through some of the cheapest Alaska Airlines flights traveling from San Francisco to Boston. Make sure to examine the flight information before completing your reservation.
Wed 5/87:40 amSFO - BOS
Nonstop5h 42mAlaska Airlines
Wed 5/296:10 pmBOS - SFO
Nonstop6h 50mAlaska Airlines
Deal found 4/28$283
Sat 5/2510:33 pmSFO - BOS
Nonstop5h 42mAlaska Airlines
Sat 6/17:00 amBOS - SFO
1 stop8h 37mAlaska Airlines
Deal found 4/28$319
Wed 5/292:00 pmSFO - BOS
1 stop14h 30mAlaska Airlines
Fri 5/316:10 pmBOS - SFO
Nonstop6h 50mAlaska Airlines
Deal found 4/27$338
Tue 5/76:00 amSFO - BOS
1 stop8h 05mAlaska Airlines
Sat 5/118:45 amBOS - SFO
Nonstop6h 45mAlaska Airlines
Deal found 4/28$376
Tue 5/76:00 amSFO - BOS
1 stop8h 05mAlaska Airlines
Sat 5/114:36 pmBOS - SFO
1 stop8h 46mAlaska Airlines
Deal found 4/27$377
Sat 5/47:40 amSFO - BOS
Nonstop5h 42mAlaska Airlines
Tue 5/144:36 pmBOS - SFO
1 stop8h 46mAlaska Airlines
Deal found 4/26$378
Sat 5/47:40 amSFO - BOS
Nonstop5h 42mAlaska Airlines
Fri 5/108:45 amBOS - SFO
Nonstop6h 45mAlaska Airlines
Deal found 4/26$384
Sat 5/46:00 amSFO - BOS
1 stop8h 05mAlaska Airlines
Wed 5/84:36 pmBOS - SFO
1 stop8h 46mAlaska Airlines
Deal found 4/27$386
Sat 5/46:00 amSFO - BOS
1 stop8h 05mAlaska Airlines
Tue 5/144:36 pmBOS - SFO
1 stop8h 46mAlaska Airlines
Deal found 4/27$387

  • Alaska Airlines is one of the most popular airlines used for those traveling from San Francisco to Boston. Flights on this route from Alaska Airlines typically cost $356.20 RT, a price that is 79% cheaper than the average San Francisco to Boston flight. The cheapest flight found was $118 RT. San Francisco Airport is the most common San Francisco airport to take off from when flying to Boston. Boston Logan Intl Airport is the most popular arrival airport in Boston. When flying from San Francisco to Boston, Alaska Airlines flights are 8% more popular than any other airline flying that same route.

Cheap San Francisco to Boston flights in April & May 2024

Find cheap flight options from San Francisco to Boston specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,944,896 searches. Prices were last updated on April 28, 2024.
These are some of the best deals we've found on flights to Boston in 2024 at this time. For more flight deals, be sure to check back very soon.
Sun 5/262:00 pmSFO - BOS
Nonstop5h 49mJetBlue
Wed 6/59:30 pmBOS - SFO
Nonstop6h 26mJetBlue
Deal found 4/26$226
Sat 5/256:00 amSFO - BOS
1 stop8h 00mAmerican Airlines
Wed 5/2912:20 pmBOS - SFO
1 stop9h 42mAmerican Airlines
Deal found 4/27$228
Sun 5/269:57 amSFO - BOS
1 stop9h 04mAmerican Airlines
Tue 5/2811:35 amBOS - SFO
1 stop9h 43mAmerican Airlines
Deal found 4/28$234
Sat 5/256:00 amSFO - BOS
1 stop8h 00mAmerican Airlines
Tue 5/2811:35 amBOS - SFO
1 stop9h 43mAmerican Airlines
Deal found 4/27$236
Sat 5/256:00 amSFO - BOS
1 stop8h 00mAmerican Airlines
Tue 6/49:30 amBOS - SFO
1 stop10h 12mAmerican Airlines
Deal found 4/27$238
Sun 5/2612:20 pmSFO - BOS
Nonstop5h 49mJetBlue
Mon 6/106:15 amBOS - SFO
Nonstop6h 35mJetBlue
Deal found 4/28$244
Sat 5/256:00 amSFO - BOS
1 stop8h 00mAmerican Airlines
Thu 5/308:00 amBOS - SFO
1 stop8h 50mAmerican Airlines
Deal found 4/27$246
Sun 5/269:05 amSFO - BOS
1 stop8h 19mAmerican Airlines
Tue 6/44:41 pmBOS - SFO
1 stop8h 52mAmerican Airlines
Deal found 4/27$247
Sun 5/2612:20 pmSFO - BOS
Nonstop5h 49mJetBlue
Tue 6/49:05 pmBOS - SFO
Nonstop6h 26mJetBlue
Deal found 4/26$253

San Francisco to Boston 2024 flight deals

Discover exclusive flight deals for travel between San Francisco and Boston in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
These are some of the best deals we've found on flights to Boston in 2024 at this time. For more flight deals, be sure to check back very soon.
Wed 9/111:47 pmSFO - BOS
1 stop7h 42mAmerican Airlines
Sat 9/146:00 amBOS - SFO
1 stop8h 20mAmerican Airlines
Deal found 4/27$195
Sat 9/76:45 pmSFO - BOS
1 stop8h 10mAmerican Airlines
Sat 9/216:00 amBOS - SFO
1 stop8h 20mAmerican Airlines
Deal found 4/27$196
Sat 9/146:29 amSFO - BOS
1 stop9h 20mAmerican Airlines
Tue 9/242:15 pmBOS - SFO
1 stop8h 29mAmerican Airlines
Deal found 4/28$198
Wed 8/143:00 pmSFO - BOS
Nonstop5h 41mJetBlue
Wed 8/287:00 amBOS - SFO
Nonstop6h 34mJetBlue
Deal found 4/27$199
Sat 9/146:29 amSFO - BOS
1 stop9h 20mAmerican Airlines
Sat 9/216:00 amBOS - SFO
1 stop8h 20mAmerican Airlines
Deal found 4/26$216
Tue 8/67:00 amSFO - BOS
Nonstop5h 47mDelta
Mon 8/197:00 pmBOS - SFO
Nonstop6h 55mDelta
Deal found 4/27$217
Wed 8/143:40 pmSFO - BOS
1 stop11h 00mAlaska Airlines
Wed 8/284:36 pmBOS - SFO
1 stop8h 54mAlaska Airlines
Deal found 4/27$218
Tue 10/87:38 amSFO - BOS
1 stop9h 38mAmerican Airlines
Sat 10/126:00 amBOS - SFO
1 stop8h 20mAmerican Airlines
Deal found 4/27$223
Sat 10/58:00 amSFO - BOS
1 stop9h 06mAmerican Airlines
Sat 10/126:00 amBOS - SFO
1 stop8h 20mAmerican Airlines
Deal found 4/27$224

Non-stop flights to Boston from San Francisco

Discover non-stop flight options from San Francisco to Boston. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
For a shorter flight, select one of these non-stop flights from San Francisco to Boston. Select from other flights from San Francisco to Boston by using the search form above.
Wed 8/143:00 pmSFO - BOS
Nonstop5h 41mJetBlue
Wed 8/287:00 amBOS - SFO
Nonstop6h 34mJetBlue
Deal found 4/27$199
Tue 8/63:00 pmSFO - BOS
Nonstop5h 41mJetBlue
Mon 8/199:15 pmBOS - SFO
Nonstop6h 30mJetBlue
Deal found 4/27$217
Sun 5/262:00 pmSFO - BOS
Nonstop5h 49mJetBlue
Wed 6/59:30 pmBOS - SFO
Nonstop6h 26mJetBlue
Deal found 4/28$226
Mon 10/217:00 amSFO - BOS
Nonstop5h 37mDelta
Fri 10/257:00 pmBOS - SFO
Nonstop6h 53mDelta
Deal found 4/27$235
Sun 5/2612:20 pmSFO - BOS
Nonstop5h 49mJetBlue
Mon 6/106:15 amBOS - SFO
Nonstop6h 35mJetBlue
Deal found 4/28$244
Fri 8/161:35 pmSFO - BOS
Nonstop5h 41mJetBlue
Wed 8/219:15 pmBOS - SFO
Nonstop6h 30mJetBlue
Deal found 4/27$245
Sun 5/2612:20 pmSFO - BOS
Nonstop5h 49mJetBlue
Tue 6/49:05 pmBOS - SFO
Nonstop6h 26mJetBlue
Deal found 4/26$253
Wed 8/77:00 amSFO - BOS
Nonstop5h 47mDelta
Mon 8/197:00 pmBOS - SFO
Nonstop6h 55mDelta
Deal found 4/27$256
Mon 8/199:25 pmSFO - BOS
Nonstop5h 37mJetBlue
Mon 8/267:00 amBOS - SFO
Nonstop6h 34mJetBlue
Deal found 4/28$263

San Francisco to Boston flights leaving soon

Find last-minute flight options from San Francisco to Boston for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
Check out these flights departing soon from San Francisco to Boston. To prevent any unwanted surprises, users should verify their flight info before booking.
Wed 5/86:07 amSFO - BOS
1 stop7h 58mAmerican Airlines
Wed 5/294:41 pmBOS - SFO
1 stop8h 52mAmerican Airlines
Deal found 4/27$268
Wed 5/87:40 amSFO - BOS
Nonstop5h 42mAlaska Airlines
Wed 5/296:10 pmBOS - SFO
Nonstop6h 50mAlaska Airlines
Deal found 4/28$283
Wed 5/88:00 amSFO - BOS
Nonstop5h 48mJetBlue
Wed 5/296:20 amBOS - SFO
Nonstop6h 35mJetBlue
Deal found 4/27$293
Tue 5/711:52 pmSFO - BOS
1 stop7h 53mAmerican Airlines
Sat 5/116:48 amBOS - SFO
1 stop8h 59mAmerican Airlines
Deal found 4/27$315
Tue 5/79:51 pmSFO - BOS
1 stop8h 27mAmerican Airlines
Wed 5/81:38 pmBOS - SFO
1 stop8h 43mAmerican Airlines
Deal found 4/27$316
Mon 5/611:52 pmSFO - BOS
1 stop9h 22mAmerican Airlines
Tue 5/74:54 pmBOS - SFO
1 stop9h 13mAmerican Airlines
Deal found 4/27$323
Sun 5/511:45 pmSFO - BOS
1 stop7h 46mAmerican Airlines
Tue 5/74:54 pmBOS - SFO
1 stop9h 13mAmerican Airlines
Deal found 4/27$324
Sun 5/511:45 pmSFO - BOS
1 stop8h 47mAmerican Airlines
Sat 5/115:47 pmBOS - SFO
1 stop9h 01mAmerican Airlines
Deal found 4/28$326
Mon 5/611:52 pmSFO - BOS
1 stop9h 22mAmerican Airlines
Thu 5/94:54 pmBOS - SFO
1 stop9h 13mAmerican Airlines
Deal found 4/27$331

One-way flights to Boston from San Francisco

Search for one-way flight options from San Francisco to Boston. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
Take a look at some of the best available options we've come across on one-way flights from San Francisco to Boston. Users can also find round-trip San Francisco to Boston flights by using the search form above.
Wed 9/116:00 amSFO - BOS
1 stop9h 31mAmerican Airlines
Deal found 4/27$98
Sat 9/146:29 amSFO - BOS
1 stop9h 20mAmerican Airlines
Deal found 4/27$99
Tue 8/67:00 amSFO - BOS
Nonstop5h 47mDelta
Deal found 4/27$100
Tue 8/133:40 pmSFO - BOS
1 stop11h 00mAlaska Airlines
Deal found 4/27$103
Tue 6/46:50 pmSFO - BOS
1 stop9h 08mAmerican Airlines
Deal found 4/27$109
Mon 8/128:59 pmSFO - BOS
Nonstop5h 36mAlaska Airlines
Deal found 4/27$116
Sun 5/267:00 amSFO - BOS
Nonstop5h 45mDelta
Deal found 4/28$118
Sat 5/256:00 amSFO - BOS
1 stop8h 00mAmerican Airlines
Deal found 4/27$119
Sun 8/118:59 pmSFO - BOS
Nonstop5h 36mAlaska Airlines
Deal found 4/27$126

Find flights from San Francisco to Boston within your budget

Customize your flight search to find flights from San Francisco to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$218 - $295

Route

Depart

Return

Price

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Tue 6/4

1 stop8h 19m

Boston Logan Intl

Wed 6/5

1 stop9h 16m

$218

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Sun 5/26

Nonstop5h 49m

Boston Logan Intl

Wed 6/5

Nonstop6h 26m

$226

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Sat 5/25

1 stop8h 00m

Boston Logan Intl

Wed 5/29

1 stop9h 42m

$228

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Wed 6/5

1 stop10h 16m

Boston Logan Intl

Sat 6/8

Nonstop6h 27m

$230

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Sun 5/26

Nonstop5h 45m

Boston Logan Intl

Wed 6/12

Nonstop6h 53m

$256

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Sat 5/25

1 stop8h 43m

Boston Logan Intl

Sat 6/1

Nonstop6h 29m

$263

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Sat 5/25

1 stop13h 23m

Boston Logan Intl

Thu 5/30

Nonstop6h 50m

$279

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Wed 5/8

Nonstop5h 42m

Boston Logan Intl

Wed 5/29

Nonstop6h 50m

$283

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Wed 5/29

1 stop18h 23m

Boston Logan Intl

Fri 5/31

1 stop14h 26m

$295

Flights are sorted by cheapest first

Deals found on 4/28

When is the best time to book a flight from San Francisco to Boston?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Boston. Price data was last updated on January 28, 2024.
The best time to book flights from San Francisco to Boston is 31 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from San Francisco to Boston?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Boston. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San Francisco to Boston flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Boston by month

Plan your trip from San Francisco to Boston by taking into account the cheapest months to travel. The average price of a one-way flight from San Francisco to Boston is currently $110 while a round-trip flight costs $253. Price data was last updated on April 28, 2024.

Currently, January is the cheapest month in which you can book a flight from San Francisco to Boston (average of $218). Flying from San Francisco to Boston in July is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$218

February

$219

March

$263

April

$291

May

$276

June

$319

July

$328

August

$285

September

$257

October

$261

November

$258

December

$233

Temperature and rainfall in Boston by month

Plan your trip to Boston by taking into account the average temperature and rainfall totals by month.

BOS

Temperature

30.2 - 73.4 °F

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated April 28, 2024.
Get a feel of what it's like to fly with United Airlines, Alaska Airlines and Sun Country Air from San Francisco to Boston by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,110 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,110 reviews
Alaska Airlines
8.1
Very good
9,110 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.1
Very good
10,932 reviews
Alaska Airlines
8.1
Very good
9,110 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

JetBlue
7.6
Good
4,582 reviews
Alaska Airlines
8.1
Very good
9,110 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
11,221 reviews
Alaska Airlines
8.1
Very good
9,110 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,844 reviews
Alaska Airlines
8.1
Very good
9,110 reviews
Check prices

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from San Francisco to Boston?

    To fly from San Francisco to Boston, you need to book a flight from San Francisco (SFO) to Logan Intl (BOS). Nonstop flights to Boston Logan Intl from San Francisco take 5h 31m on average. When it comes time to book airfare, you have a few options: there are 45 outbound flights from San Francisco to Logan Intl offered by 8 different airlines.

  • Can I find flights from San Francisco to Boston for under $300 on Cheapflights?

    Yes, there are multiple flights from San Francisco to Boston for under $300. The cheapest flight booked recently is on American Airlines for just $218, but on average you can expect to pay $248.

  • Are there nonstop flights from San Francisco to Boston for under $200 on Cheapflights?

    Cheapflights has at least 20 direct flights from San Francisco to Boston under $200. A good price for a nonstop flight from San Francisco to Boston is less than $264.

  • Are there last-minute flights available from San Francisco to Boston for under $300?

    There are currently 20+ open flights from San Francisco to Boston within the next 7 days for less than $300.

  • What days are nonstop flights available from San Francisco to Boston?

    You can find nonstop flights on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday.

  • How popular is this San Francisco to Boston flight route?

    The San Francisco to Boston Logan Intl flight path was viewed by 33 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How many flights depart from San Francisco to Boston on average per day?

    On average 47 flights depart from San Francisco to Boston per day.
    Morning (6am - Noon) - 40% of flight departures
    Afternoon (Noon - 6pm) - 34% of flight departures
    Evening (6pm - Midnight) - 26% of flight departures

  • How long is the flight from San Francisco to Boston?

    For as low as $218, American Airlines can have you in Boston from San Francisco in 5h 45m. San Francisco and Boston are separated by a distance of 2712 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from San Francisco to Boston round-trip?

    Currently priced at $218, American Airlines will fly you from San Francisco to Boston and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from JetBlue and Delta - these airlines can fly you to your destination from $226 and $256, respectively. American Airlines is 45% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Francisco to Boston one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $98. Delta flights start at $100 while deals on Alaska Airlines start at $103 one-way.

  • What are the most popular airlines that fly from San Francisco to Boston?

    Before booking your flight from San Francisco to Boston check out the most popular airlines for this route: Undisclosed Carrier, American Airlines or Alaska Airlines.

  • What are the most reliable airlines from San Francisco to Boston?

    Consider EL AL (89%), TAP AIR PORTUGAL (88%) or Icelandair (87%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to Boston.

  • What are the cheapest flights from San Francisco to Boston?

    Looking at all options, your cheapest flight can be booked for $124. While the most popular route (San Francisco - Boston Logan Intl) can be booked for $199 on average our data indicates $936 when flying from San Francisco to Boston.

  • What does SFO to BOS mean?

    SFO and BOS are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SFO to BOS refers to a flight route from San Francisco Airport to Boston Logan Intl Airport.

  • Can I find deals for flights from San Francisco to Boston that include extra baggage allowance?

    The amount of baggage you can bring on your San Francisco to Boston flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Francisco to Boston with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Francisco to Boston flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from San Francisco to Boston that include hotel bookings?

    Yes. In addition to deals on San Francisco to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Boston.

  • Can I find deals for business class flights from San Francisco to Boston?

    Yes. Cheapflights offers flight deals from San Francisco to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from San Francisco to Boston that allow pets onboard?

    Many airlines flying from San Francisco to Boston offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Francisco to Boston?

    Yes, you can often find last-minute deals on San Francisco to Boston flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Francisco to Boston flight deals updated?

    The San Francisco to Boston flight deals you see on this page were last updated on 4/28.

See more FAQs

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Fly from San Francisco to Boston on these airlines
Choose from the following airlines for your flight from San Francisco to Boston. Flights are based on user searches made on Cheapflights and were last updated on April 28, 2024.

JetBlue flights from San Francisco to Boston Logan Intl
United Airlines flights from San Francisco to Boston Logan Intl
Delta flights from San Francisco to Boston Logan Intl

Top 7 airlines flying from San Francisco to Boston

Discover the top 7 airlines that operate flights from San Francisco to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$99Average$272FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
Alaska AirlinesCheapest$112Average$366FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapest$118Average$356FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$135Average$395FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
JetBlueCheapest$141Average$388FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Sun Country AirCheapest$169Average$326FlexibilityNo cancel feeOn-time83%
Search Sun Country Air flights
United AirlinesCheapest$214Average$452FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from San Francisco to Boston by cabin class

Find flights from San Francisco to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from San Francisco to Boston

Find hourly flight availability from San Francisco to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 28, 2024.
10%of flight departuresEarly morningMidnight to 6 am
51%of flight departuresMorning6 am to noon
15%of flight departuresAfternoonNoon to 6 pm
24%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from San Francisco to Boston

Explore weekly flight availability from San Francisco to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 28, 2024.
Sunday49daily flights
Monday46daily flights
Tuesday46daily flights
Wednesday48daily flights
Thursday45daily flights
Friday49daily flights
Saturday35daily flights

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Fly with Cheapflights

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How does Cheapflights help users find flights from San Francisco to Boston?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Boston from San Francisco today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Boston?

Millions of users choose and trust Cheapflights to book the best flight deals from San Francisco to Boston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from San Francisco to Boston with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from San Francisco to Boston flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from San Francisco to Boston become cheaper?

Yes, Cheapflights offers price alerts on San Francisco to Boston flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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