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Cheap flights from Portland to San Diego (PWM - SAN) from $188

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 8/16. 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.
PWM — SAN
May 4 — May 111
From?
To?
Sat 5/4
Sat 5/11
1 adult, Economy
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The best prices from Portland to San Diego are usually found in September or October, booked 65 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from Portland to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to San Diego (SAN). 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 29, 2024.

Popular in

November

Cheapest in

September

Round-trip from

$288

One-way from

$243
High demand for flights, 20% potential price rise
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Best time to find cheap flights, 25% potential price drop
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From Portland to San Diego
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One-way flight from Portland to San Diego
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What is the cheapest day to fly round-trip from Portland, Maine to San Diego?

Flights from Portland, Maine to San Diego are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Diego.

How far in advance should I book a flight from Portland, Maine to San Diego?

Find a great deal and save up to 95% by booking at least 39 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 Portland, Maine to San Diego within the next two weeks, with the cheapest ticket starting at $446.

What is the cheapest month to fly from Portland, Maine to San Diego?

Our data shows that September tends to be the cheapest month to fly to San Diego from Portland, Maine. Users have commonly found prices around $512 for the month, but tickets can be as low as $216. Due to multiple factors, prepare for potentially higher prices in November.

When is the cheapest time to fly from Portland, Maine to San Diego (PWM - SAN)?

It’s optimal to fly from Portland, Maine to San Diego in the morning. By choosing this option you can save up to 2% on the cost of your flight, compared to a flight in the afternoon.

Cheap Delta flights from Portland to San Diego

Explore cheap flight options specifically provided by Delta for the route between Portland and San Diego. 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 29, 2024.
Take a peek at the cheapest Delta flights we've detected traveling from Portland to San Diego. Make sure to check back often as deals are often changing.
Sat 8/3112:55 pmPWM - SAN
1 stop8h 16mDelta
Wed 9/46:55 amSAN - PWM
2 stops13h 12mDelta
Deal found 4/27$318
Thu 5/306:05 amPWM - SAN
1 stop9h 39mDelta
Mon 6/312:32 pmSAN - PWM
1 stop8h 12mDelta
Deal found 4/28$414
Wed 5/225:00 amPWM - SAN
1 stop8h 42mDelta
Wed 5/296:35 amSAN - PWM
1 stop14h 22mDelta
Deal found 4/28$417
Thu 5/305:00 amPWM - SAN
2 stops11h 25mDelta
Mon 6/312:32 pmSAN - PWM
1 stop8h 12mDelta
Deal found 4/28$419
Wed 5/225:00 amPWM - SAN
1 stop8h 42mDelta
Wed 5/2910:20 pmSAN - PWM
2 stops21h 30mDelta
Deal found 4/28$422
Fri 5/315:00 amPWM - SAN
2 stops11h 25mDelta
Sun 6/27:00 amSAN - PWM
2 stops12h 50mDelta
Deal found 4/28$424
Sun 5/265:00 amPWM - SAN
2 stops11h 25mDelta
Wed 5/296:35 amSAN - PWM
1 stop14h 22mDelta
Deal found 4/28$441
Sun 5/265:00 amPWM - SAN
2 stops11h 25mDelta
Wed 5/2910:20 pmSAN - PWM
2 stops21h 30mDelta
Deal found 4/28$446
Wed 5/225:00 amPWM - SAN
1 stop8h 42mDelta
Sat 5/256:35 amSAN - PWM
1 stop28h 36mDelta
Deal found 4/28$457

Cheap American Airlines flights from Portland to San Diego

Explore cheap flight options specifically provided by American Airlines for the route between Portland and San Diego. 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 29, 2024.
To aid your search, here are some of the cheapest American Airlines flights we've found from Portland to San Diego. Deals are refreshing constantly so come back soon for more options.
Wed 6/127:42 amPWM - SAN
1 stop8h 48mAmerican Airlines
Sat 6/1510:52 pmSAN - PWM
2 stops9h 13mAmerican Airlines
Deal found 4/28$346
Thu 5/238:45 pmPWM - SAN
1 stop8h 24mAmerican Airlines
Sun 5/2610:31 pmSAN - PWM
1 stop10h 16mAmerican Airlines
Deal found 4/28$373
Tue 5/283:41 pmPWM - SAN
1 stop8h 51mAmerican Airlines
Tue 6/410:31 pmSAN - PWM
1 stop10h 43mAmerican Airlines
Deal found 4/28$374
Tue 5/283:41 pmPWM - SAN
1 stop8h 51mAmerican Airlines
Tue 6/410:57 pmSAN - PWM
2 stops10h 17mAmerican Airlines
Deal found 4/28$379
Wed 6/127:42 amPWM - SAN
1 stop8h 48mAmerican Airlines
Sat 6/1512:46 pmSAN - PWM
1 stop9h 06mAmerican Airlines
Deal found 4/28$380
Wed 6/1211:35 amPWM - SAN
2 stops10h 26mAmerican Airlines
Sat 6/1510:52 pmSAN - PWM
2 stops9h 13mAmerican Airlines
Deal found 4/28$386
Thu 6/67:42 amPWM - SAN
1 stop8h 48mAmerican Airlines
Mon 6/1012:46 pmSAN - PWM
1 stop9h 06mAmerican Airlines
Deal found 4/28$393
Thu 6/64:00 pmPWM - SAN
2 stops10h 59mAmerican Airlines
Mon 6/1012:46 pmSAN - PWM
1 stop9h 06mAmerican Airlines
Deal found 4/28$398
Thu 6/64:00 pmPWM - SAN
2 stops10h 59mAmerican Airlines
Mon 6/1010:52 pmSAN - PWM
2 stops9h 13mAmerican Airlines
Deal found 4/28$404

Cheap Portland to San Diego flights in April & May 2024

Find cheap flight options from Portland to San Diego 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 29, 2024.
These are some of the best deals we've found on flights to San Diego in 2024 at this time. For more flight deals, be sure to check back very soon.
Thu 5/238:45 pmPWM - SAN
1 stop8h 24mAmerican Airlines
Sun 5/2610:31 pmSAN - PWM
1 stop10h 16mAmerican Airlines
Deal found 4/28$373
Tue 5/283:41 pmPWM - SAN
1 stop8h 51mAmerican Airlines
Tue 6/410:31 pmSAN - PWM
1 stop10h 43mAmerican Airlines
Deal found 4/28$374
Tue 5/283:41 pmPWM - SAN
1 stop8h 51mAmerican Airlines
Tue 6/410:57 pmSAN - PWM
2 stops10h 17mAmerican Airlines
Deal found 4/28$379
Fri 5/3112:03 pmPWM - SAN
3 stops34h 14mMultiple Airlines
Sun 6/25:55 pmSAN - PWM
2 stops22h 04mMultiple Airlines
Deal found 4/28$406
Thu 5/303:45 pmPWM - SAN
2 stops20h 29mMultiple Airlines
Sun 6/25:55 pmSAN - PWM
2 stops22h 04mMultiple Airlines
Deal found 4/28$409
Fri 5/2412:21 pmPWM - SAN
1 stop11h 07mAmerican Airlines
Mon 5/2710:31 pmSAN - PWM
1 stop10h 16mAmerican Airlines
Deal found 4/28$413
Thu 5/306:05 amPWM - SAN
1 stop9h 39mDelta
Mon 6/312:32 pmSAN - PWM
1 stop8h 12mDelta
Deal found 4/28$414
Fri 5/3112:03 pmPWM - SAN
3 stops34h 14mMultiple Airlines
Sun 6/23:15 pmSAN - PWM
3 stops24h 44mMultiple Airlines
Deal found 4/28$415
Wed 5/225:00 amPWM - SAN
1 stop8h 42mDelta
Wed 5/296:35 amSAN - PWM
1 stop14h 22mDelta
Deal found 4/28$417

Portland to San Diego 2024 flight deals

Discover exclusive flight deals for travel between Portland and San Diego 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 29, 2024.
These are some of the best deals we've found on flights to San Diego in 2024 at this time. For more flight deals, be sure to check back very soon.
Sat 8/3112:55 pmPWM - SAN
1 stop8h 16mDelta
Wed 9/46:55 amSAN - PWM
2 stops13h 12mDelta
Deal found 4/27$318
Wed 6/127:42 amPWM - SAN
1 stop8h 48mAmerican Airlines
Sat 6/1510:52 pmSAN - PWM
2 stops9h 13mAmerican Airlines
Deal found 4/28$346
Thu 5/238:45 pmPWM - SAN
1 stop8h 24mAmerican Airlines
Sun 5/2610:31 pmSAN - PWM
1 stop10h 16mAmerican Airlines
Deal found 4/28$373
Tue 5/283:41 pmPWM - SAN
1 stop8h 51mAmerican Airlines
Tue 6/410:31 pmSAN - PWM
1 stop10h 43mAmerican Airlines
Deal found 4/28$374
Tue 5/283:41 pmPWM - SAN
1 stop8h 51mAmerican Airlines
Tue 6/410:57 pmSAN - PWM
2 stops10h 17mAmerican Airlines
Deal found 4/28$379
Wed 6/127:42 amPWM - SAN
1 stop8h 48mAmerican Airlines
Sat 6/1512:46 pmSAN - PWM
1 stop9h 06mAmerican Airlines
Deal found 4/28$380
Wed 6/1211:35 amPWM - SAN
2 stops10h 26mAmerican Airlines
Sat 6/1510:52 pmSAN - PWM
2 stops9h 13mAmerican Airlines
Deal found 4/28$386
Thu 6/67:42 amPWM - SAN
1 stop8h 48mAmerican Airlines
Mon 6/1012:46 pmSAN - PWM
1 stop9h 06mAmerican Airlines
Deal found 4/28$393
Thu 6/64:00 pmPWM - SAN
2 stops10h 59mAmerican Airlines
Mon 6/1012:46 pmSAN - PWM
1 stop9h 06mAmerican Airlines
Deal found 4/28$398

Portland to San Diego flights leaving soon

Find last-minute flight options from Portland to San Diego 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 29, 2024.
Users seeking a last-minute flight from Portland to San Diego should consider booking one of these fares. To prevent any unwanted surprises, users should verify their flight info before booking.
Wed 5/812:21 pmPWM - SAN
1 stop9h 35mAmerican Airlines
Sat 5/1110:31 pmSAN - PWM
1 stop10h 16mAmerican Airlines
Deal found 4/28$681
Mon 5/65:00 amPWM - SAN
1 stop8h 45mDelta
Fri 5/1011:15 amSAN - PWM
1 stop7h 44mDelta
Deal found 4/28$684
Wed 5/812:21 pmPWM - SAN
1 stop11h 07mAmerican Airlines
Sat 5/1110:00 amSAN - PWM
2 stops9h 44mAmerican Airlines
Deal found 4/28$686
Tue 5/76:27 amPWM - SAN
2 stops10h 57mDelta
Fri 5/1011:15 amSAN - PWM
1 stop7h 44mDelta
Deal found 4/28$689
Wed 5/812:59 pmPWM - SAN
2 stops11h 42mAmerican Airlines
Sat 5/117:12 amSAN - PWM
2 stops12h 32mAmerican Airlines
Deal found 4/28$692
Tue 5/72:35 pmPWM - SAN
2 stops11h 54mDelta
Fri 5/107:21 amSAN - PWM
2 stops13h 36mDelta
Deal found 4/28$694
Mon 5/65:00 amPWM - SAN
2 stops10h 47mDelta
Thu 5/912:32 pmSAN - PWM
1 stop8h 12mDelta
Deal found 4/28$711
Mon 5/65:00 amPWM - SAN
2 stops10h 47mDelta
Thu 5/910:50 pmSAN - PWM
2 stops12h 21mDelta
Deal found 4/28$763
Mon 5/62:55 pmPWM - SAN
2 stops10h 34mDelta
Fri 5/1012:32 pmSAN - PWM
1 stop8h 12mDelta
Deal found 4/28$836

One-way flights to San Diego from Portland

Search for one-way flight options from Portland to San Diego. 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 29, 2024.
Take a look at some of the one-way flights we've detected from Portland to San Diego. Users needing a return flight from Portland to San Diego should utilize the search form above.
Fri 8/166:01 amPWM - SAN
1 stop8h 31mAmerican Airlines
Deal found 4/28$188
Sun 7/211:27 pmPWM - SAN
2 stops22h 48mMultiple Airlines
Deal found 4/28$218
Fri 8/166:00 amPWM - SAN
2 stops10h 25mUnited Airlines
Deal found 4/28$243
Tue 7/233:59 pmPWM - SAN
1 stop9h 34mAmerican Airlines
Deal found 4/28$252
Tue 7/2311:30 amPWM - SAN
2 stops13h 28mDelta
Deal found 4/28$264
Sun 7/211:27 pmPWM - SAN
1 stop30h 06mSun Country Air
Deal found 4/28$268
Sun 7/211:27 pmPWM - SAN
3 stops30h 29mMultiple Airlines
Deal found 4/28$313
Mon 7/81:40 pmPWM - SAN
1 stop30h 06mSun Country Air
Deal found 4/28$333
Mon 7/87:38 amPWM - SAN
2 stops10h 35mAmerican Airlines
Deal found 4/28$452

Find flights from Portland to San Diego within your budget

Customize your flight search to find flights from Portland to San Diego 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 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$318 - $430

Route

Depart

Return

Price

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Sat 8/31

1 stop8h 16m

San Diego

Wed 9/4

2 stops13h 12m

$318

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Wed 6/12

1 stop8h 48m

San Diego

Sat 6/15

2 stops9h 13m

$346

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Thu 5/23

1 stop8h 24m

San Diego

Sun 5/26

1 stop10h 16m

$373

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Tue 5/28

1 stop8h 51m

San Diego

Tue 6/4

1 stop10h 43m

$374

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Mon 7/1

1 stop30h 39m

San Diego

Sun 7/7

1 stop15h 45m

$405

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Fri 5/31

3 stops34h 14m

San Diego

Sun 6/2

2 stops22h 04m

$406

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Thu 5/30

2 stops20h 29m

San Diego

Sun 6/2

2 stops22h 04m

$409

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Thu 5/30

1 stop9h 39m

San Diego

Mon 6/3

1 stop8h 12m

$414

PortlandSan Diego

PWM - SAN

PWMSAN

Portland

Sun 5/26

1 stop9h 00m

San Diego

Wed 5/29

1 stop10h 27m

$430

Flights are sorted by cheapest first

Deals found on 4/27

When is the best time to book a flight from Portland, Maine to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Portland to San Diego. Price data was last updated on January 28, 2024.
To ensure you get the cheapest price possible for a flight from Portland, Maine to San Diego, you should look to book at least 65 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

When is the cheapest time to fly from Portland, Maine to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Portland to San Diego. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland, Maine to San Diego flight should consider departing on Monday at noon when fares are most often at their lowest. Sunday 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 San Diego by month

Plan your trip from Portland to San Diego by taking into account the cheapest months to travel. The average price of a one-way flight from Portland to San Diego is currently $281 while a round-trip flight costs $386. Price data was last updated on April 21, 2024.

Currently, October is the cheapest month in which you can book a flight from Portland, Maine to San Diego (average of $288). Flying from Portland, Maine to San Diego in June is currently the most expensive (average of $364). 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

$292

February

$297

March

$339

April

$303

May

$308

June

$364

July

$363

August

$312

September

$299

October

$288

November

$334

December

$306

Temperature and rainfall in San Diego by month

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

SAN

Temperature

57.2 - 71.6 °F

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated April 29, 2024.
See what other customers who have flown with Delta, American Airlines and Sun Country Air from Portland to San Diego have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Delta
8.1
Very good
10,913 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

United Airlines
7.4
Good
11,202 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

American Airlines
7.3
Good
14,834 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Sun Country Air
7.3
Good
656 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Related info for your journey

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

  • Can I find flights from Portland, Maine to San Diego for under $400 on Cheapflights?

    Yes, there are multiple flights from Portland, Maine to San Diego for under $400. The cheapest flight booked recently is on Delta for just $318, but on average you can expect to pay $394.

  • Are there last-minute flights available from Portland, Maine to San Diego for under $700?

    There are currently 11+ open flights from Portland, Maine to San Diego within the next 7 days for less than $700.

  • What are the cheapest airlines flying from Portland, Maine to San Diego round-trip?

    Delta, at $318, was found to be the cheapest airline from Portland, Maine to San Diego.Alternate airlines to your destination round-trip include American Airlines and Sun Country Air. These flights start at 37% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Portland, Maine to San Diego one-way?

    One-way options have recently been found by users for as low as $188 on American Airlines. Other airlines that offer cheap prices include United Airlines from $243 and Delta from $264 one-way.

  • What are the most popular airlines that fly from Portland, Maine to San Diego?

    American Airlines, JetBlue and Delta are the most popular airlines when flying from Portland, Maine to San Diego.

  • What does PWM to SAN mean?

    PWM stands for Portland Airport, while SAN stands for San Diego Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

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

    The amount of baggage you can bring on your Portland to San Diego 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 Portland to San Diego with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to San Diego 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 Portland to San Diego that include hotel bookings?

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

  • How can I find direct flights from Portland to San Diego?

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

  • Can I find deals for business class flights from Portland to San Diego?

    Yes. Cheapflights offers flight deals from Portland to San Diego 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 Portland to San Diego that allow pets onboard?

    Many airlines flying from Portland to San Diego 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 Portland to San Diego?

    Yes, you can often find last-minute deals on Portland to San Diego 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 Portland, Maine to San Diego flight deals updated?

    The Portland, Maine to San Diego flight deals you see on this page were last updated on 4/28.

See more FAQs

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Alternative routes for Portland to San Diego
See prices for flight routes from nearby airports that may be better suited for you.

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Top 4 airlines flying from Portland to San Diego

Discover the top 4 airlines that operate flights from Portland to San Diego. 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 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$216Average$288FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
American AirlinesCheapest$295Average$482FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$336Average$548FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$338Average$567FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from Portland to San Diego by cabin class

Find flights from Portland to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
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Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to San Diego?

Deals for Portland to San Diego flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Portland to San Diego?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portland to San Diego for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Portland to San Diego with no change fees?

Certainly. Search results for flights to San Diego from Portland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Portland to San Diego become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Diego from Portland today and book when prices fit your budget.

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