Cheap flights from Philadelphia to Seattle (PHL - SEA) from $149

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 6/8. 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.
PHL — SEA
May 6 — May 131

The best prices from Philadelphia to Seattle/Tacoma Intl are usually found in October or January, booked 63 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Philadelphia to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Seattle (SEA). 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 May 1, 2024.

Popular in

June

Cheapest in

October

Round-trip from

$245

One-way from

$164
High demand for flights, 33% potential price rise
Best time to find cheap flights, 27% potential price drop
From Philadelphia to Seattle/Tacoma Intl
One-way flight from Philadelphia to Seattle/Tacoma Intl

What is the cheapest day to fly round-trip from Philadelphia to Seattle?

Users have found that flying from Philadelphia to Seattle on a Saturday 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 Philadelphia to Seattle?

Users have found that booking a flight from Philadelphia to Seattle at least 40 days early can save you up to 107% on average compared to booking a flight this week. If booking 40 days before your flight isn’t an option for you, users have found flights from Philadelphia to Seattle for as little as $505 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $759 for flights departing within the next 3 days.

What is the cheapest month to fly from Philadelphia to Seattle?

The best pricing can be found in the month of October. Prices to Seattle from Philadelphia average $418. You can even find prices in October for less than $418, as users have found deals to Seattle from as low as $139. The month of June appears to be one of the more expensive times to travel to Seattle from Philadelphia. Flying in the targeted month can save you up to 48%.

When is the cheapest time to fly from Philadelphia to Seattle (PHL - SEA)?

One of the essential ways to save on airfare from Philadelphia to Seattle is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 24% on airfare.

Cheap Spirit Airlines flights from Philadelphia to Seattle

Explore cheap flight options specifically provided by Spirit Airlines for the route between Philadelphia and Seattle. 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 2,899,487 searches. Data last updated May 1, 2024.
Consider these cheap Spirit Airlines flights we've found departing from Philadelphia to Seattle. Make sure to double check the flight details before booking.
Tue 5/77:58 amPHL - SEA
3 stops27h 47mSpirit Airlines
Tue 5/149:40 pmSEA - PHL
3 stops24h 02mSpirit Airlines
Deal found 4/30$241
Tue 5/74:00 pmPHL - SEA
2 stops19h 45mSpirit Airlines
Tue 5/149:40 pmSEA - PHL
3 stops24h 02mSpirit Airlines
Deal found 4/30$261
Wed 5/83:59 pmPHL - SEA
2 stops19h 46mSpirit Airlines
Tue 5/149:40 pmSEA - PHL
3 stops24h 02mSpirit Airlines
Deal found 4/30$265
Wed 5/810:29 amPHL - SEA
3 stops25h 16mSpirit Airlines
Fri 5/109:40 pmSEA - PHL
2 stops14h 49mSpirit Airlines
Deal found 4/30$290
Sat 5/115:11 pmPHL - SEA
2 stops18h 34mSpirit Airlines
Tue 5/149:40 pmSEA - PHL
3 stops24h 02mSpirit Airlines
Deal found 4/30$297
Fri 5/174:31 pmPHL - SEA
2 stops19h 14mSpirit Airlines
Thu 5/239:35 amSEA - PHL
2 stops47h 00mSpirit Airlines
Deal found 5/1$306
Tue 6/115:00 amPHL - SEA
2 stops18h 51mSpirit Airlines
Tue 6/189:41 pmSEA - PHL
2 stops23h 52mSpirit Airlines
Deal found 4/30$310
Mon 5/135:31 pmPHL - SEA
1 stop18h 14mSpirit Airlines
Tue 5/149:40 pmSEA - PHL
3 stops24h 02mSpirit Airlines
Deal found 4/30$312
Wed 5/153:59 pmPHL - SEA
2 stops19h 46mSpirit Airlines
Wed 5/299:40 pmSEA - PHL
2 stops17h 17mSpirit Airlines
Deal found 4/30$313
  • If you’re traveling from Philadelphia to Seattle, one of the more common airlines traveling that route is Spirit Airlines. Philadelphia to Seattle flights are typically 57% cheaper than other airlines traveling the same route. Flights from Spirit Airlines typically cost $426.38 RT. The cheapest Spirit Airlines flight found for this route was $159. When traveling from Philadelphia to Seattle on Spirit Airlines, the most popular airport to depart from is Philadelphia Airport and the most popular airport to arrive at is Seattle/Tacoma Intl Airport. When flying from Philadelphia to Seattle, Spirit Airlines flights are 11% more popular than any other airline flying that same route.

Cheap Sun Country Air flights from Philadelphia to Seattle

Explore cheap flight options specifically provided by Sun Country Air for the route between Philadelphia and Seattle. 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 2,899,487 searches. Data last updated May 1, 2024.
To aid your search, here are some of the cheapest Sun Country Air flights we've found from Philadelphia to Seattle. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Fri 6/2112:06 pmPHL - SEA
1 stop13h 48mSun Country Air
Mon 7/111:59 pmSEA - PHL
1 stop8h 50mSun Country Air
Deal found 4/30$325
Wed 6/1911:13 amPHL - SEA
1 stop8h 35mSun Country Air
Sun 6/2311:59 pmSEA - PHL
1 stop8h 28mSun Country Air
Deal found 4/30$329
Thu 6/611:55 amPHL - SEA
1 stop7h 53mSun Country Air
Thu 6/611:59 pmSEA - PHL
1 stop8h 24mSun Country Air
Deal found 5/1$330
Wed 6/2611:13 amPHL - SEA
1 stop14h 41mSun Country Air
Fri 6/2811:59 pmSEA - PHL
1 stop7h 01mSun Country Air
Deal found 4/30$335
Thu 6/611:55 amPHL - SEA
1 stop13h 59mSun Country Air
Mon 7/811:59 pmSEA - PHL
1 stop7h 48mSun Country Air
Deal found 4/30$340
Thu 6/206:40 amPHL - SEA
1 stop28h 28mSun Country Air
Mon 6/2411:59 pmSEA - PHL
1 stop7h 44mSun Country Air
Deal found 4/30$345
Wed 6/1911:13 amPHL - SEA
1 stop8h 35mSun Country Air
Fri 7/511:59 pmSEA - PHL
1 stop7h 08mSun Country Air
Deal found 4/30$350
Wed 6/511:28 amPHL - SEA
1 stop10h 57mSun Country Air
Fri 7/511:59 pmSEA - PHL
1 stop7h 08mSun Country Air
Deal found 4/30$355
Tue 7/211:40 amPHL - SEA
1 stop8h 15mSun Country Air
Mon 7/811:59 pmSEA - PHL
1 stop7h 48mSun Country Air
Deal found 5/1$363
  • Sun Country Air is one of the most popular airlines used for those traveling from Philadelphia to Seattle. Flights on this route from Sun Country Air typically cost $446.39 RT, a price that is 73% more expensive than the average Philadelphia to Seattle flight. The cheapest flight found was $188 RT. The most popular departure airport in Philadelphia when flying to Seattle is Philadelphia Airport. The most popular airport to fly into when visiting Seattle is Seattle/Tacoma Intl Airport. When flying from Philadelphia to Seattle, Sun Country Air flights are 3% more popular than any other airline flying that same route.

Cheap Philadelphia to Seattle flights in May & June 2024

Find cheap flight options from Philadelphia to Seattle specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,899,487 searches. Prices were last updated on May 1, 2024.
Scroll through some of the best deals on flights from Philadelphia to Seattle in 2024. Check back soon for alternative fares.
Fri 5/171:15 pmPHL - SEA
1 stop23h 07mFrontier
Sun 5/198:04 amSEA - PHL
1 stop18h 30mFrontier
Deal found 4/29$150
Tue 5/282:05 pmPHL - SEA
1 stop21h 40mSpirit Airlines
Tue 6/49:35 amSEA - PHL
1 stop16h 57mSpirit Airlines
Deal found 4/30$167
Wed 5/88:40 pmPHL - SEA
1 stop27h 34mFrontier
Tue 5/149:35 pmSEA - PHL
1 stop28h 49mFrontier
Deal found 5/1$179
Wed 5/298:38 pmPHL - SEA
1 stop27h 11mFrontier
Wed 6/59:41 pmSEA - PHL
1 stop28h 56mFrontier
Deal found 4/29$181
Wed 5/298:38 pmPHL - SEA
1 stop27h 11mFrontier
Tue 6/48:14 pmSEA - PHL
1 stop12h 54mFrontier
Deal found 5/1$182
Tue 5/218:27 pmPHL - SEA
1 stop13h 37mFrontier
Tue 5/288:14 pmSEA - PHL
1 stop12h 56mFrontier
Deal found 4/30$183
Thu 5/161:49 pmPHL - SEA
1 stop21h 56mFrontier
Sun 5/198:04 amSEA - PHL
1 stop18h 30mFrontier
Deal found 4/30$184
Tue 5/282:05 pmPHL - SEA
1 stop21h 40mSpirit Airlines
Wed 6/58:59 pmSEA - PHL
1 stop30h 39mSpirit Airlines
Deal found 4/30$185
Tue 5/218:27 pmPHL - SEA
1 stop13h 37mFrontier
Thu 5/2311:02 pmSEA - PHL
1 stop27h 37mFrontier
Deal found 4/30$187

Philadelphia to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Philadelphia and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
Scroll through some of the best deals on flights from Philadelphia to Seattle in 2024. Check back soon for alternative fares.
Fri 5/171:15 pmPHL - SEA
1 stop23h 07mFrontier
Sun 5/198:04 amSEA - PHL
1 stop18h 30mFrontier
Deal found 4/29$150
Tue 5/282:05 pmPHL - SEA
1 stop21h 40mSpirit Airlines
Tue 6/49:35 amSEA - PHL
1 stop16h 57mSpirit Airlines
Deal found 4/30$167
Wed 5/88:40 pmPHL - SEA
1 stop27h 34mFrontier
Tue 5/149:35 pmSEA - PHL
1 stop28h 49mFrontier
Deal found 5/1$179
Sat 6/11:15 pmPHL - SEA
1 stop20h 49mMultiple Airlines
Tue 6/49:35 amSEA - PHL
1 stop16h 57mMultiple Airlines
Deal found 4/30$180
Wed 5/298:38 pmPHL - SEA
1 stop27h 11mFrontier
Wed 6/59:41 pmSEA - PHL
1 stop28h 56mFrontier
Deal found 4/29$181
Wed 5/298:38 pmPHL - SEA
1 stop27h 11mFrontier
Tue 6/48:14 pmSEA - PHL
1 stop12h 54mFrontier
Deal found 5/1$182
Tue 5/218:27 pmPHL - SEA
1 stop13h 37mFrontier
Tue 5/288:14 pmSEA - PHL
1 stop12h 56mFrontier
Deal found 4/30$183
Thu 5/161:49 pmPHL - SEA
1 stop21h 56mFrontier
Sun 5/198:04 amSEA - PHL
1 stop18h 30mFrontier
Deal found 4/30$184
Tue 5/282:05 pmPHL - SEA
1 stop21h 40mSpirit Airlines
Wed 6/58:59 pmSEA - PHL
1 stop30h 39mSpirit Airlines
Deal found 4/30$185

Non-stop flights to Seattle from Philadelphia

Discover non-stop flight options from Philadelphia to Seattle. 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 2,899,487 searches. Data last updated May 1, 2024.
Take a look at some of the direct flights traveling from Philadelphia to Seattle in the near future. Search for alternative flights from Philadelphia to Seattle by utilizing the search form above.
Sat 6/17:03 pmPHL - SEA
Nonstop5h 53mAlaska Airlines
Tue 6/49:49 amSEA - PHL
Nonstop5h 14mAlaska Airlines
Deal found 4/30$297
Thu 5/307:21 amPHL - SEA
Nonstop5h 46mAlaska Airlines
Sat 6/19:45 pmSEA - PHL
Nonstop5h 11mAlaska Airlines
Deal found 4/30$307
Thu 5/307:03 pmPHL - SEA
Nonstop5h 53mAlaska Airlines
Mon 6/39:45 pmSEA - PHL
Nonstop5h 11mAlaska Airlines
Deal found 4/29$317
Fri 5/317:03 pmPHL - SEA
Nonstop5h 53mAlaska Airlines
Sat 6/19:45 pmSEA - PHL
Nonstop5h 11mAlaska Airlines
Deal found 4/30$322
Sat 5/256:45 pmPHL - SEA
Nonstop6h 05mAmerican Airlines
Fri 5/3110:55 pmSEA - PHL
Nonstop5h 12mAmerican Airlines
Deal found 5/1$327
Thu 5/307:03 pmPHL - SEA
Nonstop5h 53mAlaska Airlines
Fri 5/319:45 pmSEA - PHL
Nonstop5h 11mAlaska Airlines
Deal found 5/1$332
Wed 5/297:03 pmPHL - SEA
Nonstop5h 53mAlaska Airlines
Wed 6/59:45 pmSEA - PHL
Nonstop5h 11mAlaska Airlines
Deal found 4/30$342
Wed 5/297:21 amPHL - SEA
Nonstop5h 46mAlaska Airlines
Sat 6/19:45 pmSEA - PHL
Nonstop5h 11mAlaska Airlines
Deal found 5/1$347
Fri 5/176:45 pmPHL - SEA
Nonstop6h 05mAmerican Airlines
Tue 5/2810:55 pmSEA - PHL
Nonstop5h 12mAmerican Airlines
Deal found 5/1$350

Philadelphia to Seattle flights leaving soon

Find last-minute flight options from Philadelphia to Seattle 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 2,899,487 searches. Data last updated May 1, 2024.
Users seeking a last-minute flight from Philadelphia to Seattle should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Tue 5/78:40 pmPHL - SEA
1 stop23h 18mFrontier
Sat 5/112:55 pmSEA - PHL
1 stop11h 50mFrontier
Deal found 4/30$179
Wed 5/88:40 pmPHL - SEA
1 stop27h 34mFrontier
Tue 5/149:35 pmSEA - PHL
1 stop28h 49mFrontier
Deal found 4/30$189
Tue 5/78:40 pmPHL - SEA
1 stop23h 18mFrontier
Wed 5/159:50 pmSEA - PHL
1 stop28h 34mFrontier
Deal found 4/30$190
Fri 5/108:50 pmPHL - SEA
1 stop20h 05mFrontier
Wed 5/159:50 pmSEA - PHL
1 stop28h 34mFrontier
Deal found 4/30$191
Tue 5/78:40 pmPHL - SEA
1 stop23h 18mFrontier
Mon 5/135:02 pmSEA - PHL
1 stop9h 43mFrontier
Deal found 4/30$196
Tue 5/78:40 pmPHL - SEA
1 stop23h 18mFrontier
Thu 5/910:04 pmSEA - PHL
1 stop28h 41mFrontier
Deal found 4/30$203
Thu 5/98:40 pmPHL - SEA
1 stop23h 23mFrontier
Tue 5/149:35 pmSEA - PHL
1 stop28h 49mFrontier
Deal found 5/1$206
Thu 5/98:40 pmPHL - SEA
1 stop23h 23mFrontier
Sat 5/112:55 pmSEA - PHL
1 stop11h 50mFrontier
Deal found 4/30$208
Fri 5/108:50 pmPHL - SEA
1 stop20h 05mFrontier
Mon 5/135:02 pmSEA - PHL
1 stop9h 43mFrontier
Deal found 4/30$210

One-way flights to Seattle from Philadelphia

Search for one-way flight options from Philadelphia to Seattle. 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 2,899,487 searches. Data last updated May 1, 2024.
Take a look at some of the best available options we've come across on one-way flights from Philadelphia to Seattle. For those needing a return trip from Philadelphia, there is a search form available above.
Sat 6/87:03 pmPHL - SEA
Nonstop5h 53mAlaska Airlines
Deal found 4/30$149
Wed 6/123:45 pmPHL - SEA
2 stops19h 47mSpirit Airlines
Deal found 4/30$152
Sun 5/261:35 pmPHL - SEA
1 stop21h 20mSun Country Air
Deal found 4/30$153
Mon 6/245:18 pmPHL - SEA
1 stop18h 41mSpirit Airlines
Deal found 4/30$155
Wed 5/86:31 amPHL - SEA
3 stops29h 14mSpirit Airlines
Deal found 4/30$158
Thu 5/307:03 pmPHL - SEA
Nonstop5h 53mAlaska Airlines
Deal found 4/30$159
Sat 5/2512:25 pmPHL - SEA
2 stops23h 20mSpirit Airlines
Deal found 4/30$160
Sat 5/1812:25 pmPHL - SEA
3 stops23h 20mSpirit Airlines
Deal found 4/30$161
Fri 5/3112:35 pmPHL - SEA
1 stop13h 15mSun Country Air
Deal found 4/30$162

Find flights from Philadelphia to Seattle within your budget

Customize your flight search to find flights from Philadelphia to Seattle 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 2,899,487 searches. Data last updated May 1, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$296 - $356

Route

Depart

Return

Price

PhiladelphiaSeattle/Tacoma Intl

PHL - SEA

PHLSEA

Philadelphia

Thu 7/25

1 stop13h 46m

Seattle/Tacoma Intl

Wed 8/14

1 stop15h 04m

$296

PhiladelphiaSeattle/Tacoma Intl

PHL - SEA

PHLSEA

Philadelphia

Sat 6/1

Nonstop5h 53m

Seattle/Tacoma Intl

Tue 6/4

Nonstop5h 14m

$297

PhiladelphiaSeattle/Tacoma Intl

PHL - SEA

PHLSEA

Philadelphia

Wed 5/22

1 stop14h 52m

Seattle/Tacoma Intl

Thu 5/30

Nonstop5h 11m

$298

PhiladelphiaSeattle/Tacoma Intl

PHL - SEA

PHLSEA

Philadelphia

Tue 7/16

1 stop13h 45m

Seattle/Tacoma Intl

Tue 7/23

1 stop28h 29m

$299

PhiladelphiaSeattle/Tacoma Intl

PHL - SEA

PHLSEA

Philadelphia

Mon 6/24

1 stop15h 11m

Seattle/Tacoma Intl

Fri 7/12

1 stop27h 47m

$302

PhiladelphiaSeattle/Tacoma Intl

PHL - SEA

PHLSEA

Philadelphia

Fri 5/17

2 stops19h 14m

Seattle/Tacoma Intl

Thu 5/23

2 stops47h 00m

$306

PhiladelphiaSeattle/Tacoma Intl

PHL - SEA

PHLSEA

Philadelphia

Fri 6/21

1 stop13h 48m

Seattle/Tacoma Intl

Mon 7/1

1 stop8h 50m

$325

PhiladelphiaSeattle/Tacoma Intl

PHL - SEA

PHLSEA

Philadelphia

Wed 5/29

1 stop9h 31m

Seattle/Tacoma Intl

Wed 6/5

Nonstop5h 10m

$336

PhiladelphiaSeattle/Tacoma Intl

PHL - SEA

PHLSEA

Philadelphia

Fri 5/31

1 stop8h 04m

Seattle/Tacoma Intl

Tue 6/4

1 stop6h 55m

$356

Flights are sorted by cheapest first

Deals found on 4/29

When is the best time to book a flight from Philadelphia to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Seattle. Price data was last updated on January 28, 2024.
The best time to book flights from Philadelphia to Seattle is 63 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 Philadelphia to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Seattle. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Philadelphia to Seattle flight should consider departing on Wednesday evenings when fares are most often at their lowest. Friday 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 Seattle by month

Plan your trip from Philadelphia to Seattle by taking into account the cheapest months to travel. The average price of a one-way flight from Philadelphia to Seattle is currently $157 while a round-trip flight costs $313. Price data was last updated on April 28, 2024.

Currently, December is the cheapest month in which you can book a flight from Philadelphia to Seattle (average of $245). Flying from Philadelphia to Seattle in July is currently the most expensive (average of $408). 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

$247

February

$254

March

$288

April

$294

May

$320

June

$406

July

$408

August

$343

September

$278

October

$257

November

$258

December

$245

Temperature and rainfall in Seattle by month

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

SEA

Temperature

41 - 66.2 °F

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated May 1, 2024.
Read through reviews of airlines operating flights from Philadelphia to Seattle, such as Spirit Airlines, Sun Country Air and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,115 reviews

Crew

8.6

Comfort

7.9

Food

7.3

Overall

8.1

Entertainment

7.3

Boarding

8.2

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

8.1
Very good
9,115 reviews
8.1
Very good
9,115 reviews

Crew

8.6

Comfort

7.9

Food

7.3

Overall

8.1

Entertainment

7.3

Boarding

8.2

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

8.1
Very good
10,874 reviews
8.1
Very good
9,115 reviews

Crew

8.6

Comfort

7.9

Food

7.3

Overall

8.1

Entertainment

7.3

Boarding

8.2

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

7.4
Good
11,159 reviews
8.1
Very good
9,115 reviews

Crew

8.6

Comfort

7.9

Food

7.3

Overall

8.1

Entertainment

7.3

Boarding

8.2

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

7.3
Good
14,788 reviews
8.1
Very good
9,115 reviews

Crew

8.6

Comfort

7.9

Food

7.3

Overall

8.1

Entertainment

7.3

Boarding

8.2

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

7.3
Good
650 reviews
8.1
Very good
9,115 reviews

Crew

8.6

Comfort

7.9

Food

7.3

Overall

8.1

Entertainment

7.3

Boarding

8.2

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Seattle. 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 Philadelphia to Seattle?

    Booking a flight from Philadelphia (PHL) to Seattle/Tacoma Intl (SEA) is your only option if you wish to fly from Philadelphia to Seattle. On a typical day, there are 3 flights from Philadelphia to Seattle/Tacoma Intl, all of which are around 5h 46m for a nonstop flight. You can also purchase a plane ticket from 9 airlines when you book a flight from Philadelphia to Seattle.

  • Can I find flights from Philadelphia to Seattle for under $300 on Cheapflights?

    Yes, there are multiple flights from Philadelphia to Seattle for under $300. The cheapest flight booked recently is on Multiple Airlines for just $296, but on average you can expect to pay $305.

  • Are there nonstop flights from Philadelphia to Seattle for under $300 on Cheapflights?

    Cheapflights has at least 20 direct flights from Philadelphia to Seattle under $300. A good price for a nonstop flight from Philadelphia to Seattle is less than $351.

  • Are there last-minute flights available from Philadelphia to Seattle for under $200?

    There are currently 20+ open flights from Philadelphia to Seattle within the next 7 days for less than $200.

  • What days are nonstop flights available from Philadelphia to Seattle?

    Nonstop flights are available for this route on the following days: Sunday, Monday, Wednesday, Thursday, Friday, Saturday.

  • How popular is this Philadelphia to Seattle flight route?

  • How many flights depart from Philadelphia to Seattle on average per day?

    On average, you can expect to see 10 flights from Philadelphia to Seattle a day.
    Morning (6am - Noon) - 30% of flight departures
    Evening (6pm - Midnight) - 70% of flight departures

  • How long is the flight from Philadelphia to Seattle?

    A quick flight from Philadelphia to Seattle can take about 5h 53m. Alaska Airlines provides one of the quickest options available for as low as $297. The distance between Philadelphia and Seattle is about 2385 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 Philadelphia to Seattle round-trip?

    According to our current data, Alaska Airlines ($297), Frontier ($299), and Spirit Airlines ($306) offers the cheapest pricing from Philadelphia to Seattle. These flights start at 29% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Philadelphia to Seattle one-way?

    One-way options have recently been found by users for as low as $149 on Alaska Airlines. Other airlines that offer cheap prices include Spirit Airlines from $152 and Sun Country Air from $153 one-way.

  • What are the most popular airlines that fly from Philadelphia to Seattle?

  • What are the most reliable airlines from Philadelphia to Seattle?

    Consider Qatar Airways (88%), American Airlines (86%) or British Airways (86%) when booking your flight. These represent the most reliable airlines when flying from Philadelphia to Seattle.

  • What are the cheapest flights from Philadelphia to Seattle?

    While on average a flight from Philadelphia to Seattle is generally $844, our data shows the cheapest flight currently is $148. When looking at the most popular route, (Philadelphia - Seattle/Tacoma Intl), you can expect to pay $167 for that flight.

  • What does PHL to SEA mean?

    PHL stands for Philadelphia Airport, while SEA stands for Seattle/Tacoma Intl 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.

  • Where are the most common layover locations when flying from Philadelphia to Seattle?

  • What are some popular things to do or see while on a layover in Chicago?

    Grant Park, Magnificent Mile, and Wrigley Field are the most popular attractions in Chicago if you're in need of something to do during your layover. Those on a layover in Chicago interested in visiting Grant Park, Magnificent Mile, or Wrigley Field can do so by traveling 16.2 mi, 15.5 mi, and 13.0 mi, respectively from Chicago O'Hare Intl. Travelers in need of a car in Chicago can rent one for about $56 per day.

  • What are some popular points of interest to see during a layover in Denver?

    Most Denver visitors opt to spend their time at Coors Field, 16th Street Mall, and Civic Center Park. Coors Field, 16th Street Mall and Civic Center Park are located about 18.4 mi, 18.7 mi, and 18.7 mi, respectively from Denver Intl if you are interested in checking them out. Those looking to explore during their layover in Denver can rent a car from Denver Intl for about $44 per day.

  • Where are the least popular layover locations for Philadelphia to Seattle flights?

  • Can I find deals for flights from Philadelphia to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Philadelphia to Seattle 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 Philadelphia to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Philadelphia to Seattle 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 Philadelphia to Seattle that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Seattle?

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

  • Can I find deals for business class flights from Philadelphia to Seattle?

    Yes. Cheapflights offers flight deals from Philadelphia to Seattle 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 Philadelphia to Seattle that allow pets onboard?

    Many airlines flying from Philadelphia to Seattle 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 Philadelphia to Seattle?

    Yes, you can often find last-minute deals on Philadelphia to Seattle 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 Philadelphia to Seattle flight deals updated?

    The Philadelphia to Seattle flight deals you see on this page were last updated on 5/1.

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Fly from Philadelphia to Seattle on these airlines
Choose from the following airlines for your flight from Philadelphia to Seattle. Flights are based on user searches made on Cheapflights and were last updated on May 1, 2024.

Top 8 airlines flying from Philadelphia to Seattle

Discover the top 8 airlines that operate flights from Philadelphia to Seattle. 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 2,899,487 searches. Data last updated May 1, 2024.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$114Average$189FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FrontierCheapest$126Average$277FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapest$130Average$297FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest$138Average$347FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapest$159Average$426FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapest$188Average$446FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Sun Country AirCheapest$211Average$465FlexibilityNo cancel feeOn-time83%
Search Sun Country Air flights
American AirlinesCheapest$255Average$473FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Search flights from Philadelphia to Seattle by cabin class

Find flights from Philadelphia to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Philadelphia to Seattle

Find hourly flight availability from Philadelphia to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2024.
1%of flight departuresEarly morningMidnight to 6 am
10%of flight departuresMorning6 am to noon
89%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Philadelphia to Seattle

Explore weekly flight availability from Philadelphia to Seattle. 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 May 1, 2024.
Sunday4daily flights
Monday5daily flights
Tuesday3daily flights
Wednesday2daily flights
Thursday2daily flights
Friday3daily flights
Saturday4daily flights

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How does Cheapflights help users find flights from Philadelphia to Seattle?

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Can Cheapflights find flights from Philadelphia to Seattle with no change fees?

Yes! Cheapflights helps users easily find flights from Philadelphia to Seattle with no change fees.

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Of course! You can now track prices for flights from Philadelphia to Seattle and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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