Flights from Philadelphia Airport (PHL) to Seattle Airport Airport (SEA)

Q: How long does the flight from Philadelphia to Seattle to take?

The flight from Philadelphia to Seattle takes5 Hours 18 Minutes.

We've found the cheapest flights to Seattle

Returns from £200.99

One-way from £99.70

Qatar Airways, British Airways, American Airlines, Air Tahiti Nui and Alaska Airlines fly direct from Philadelphia International to Seattle-Tacoma International United States. The flight time from Philadelphia International to Seattle-Tacoma International is around 5 Hours 18 Minutes and you will cover 3,817 Km (2,372 Miles). The airport code for Philadelphia International is PHL and for Seattle-Tacoma International it is SEA.

The price of the flight is dependent on the time of the day you fly (if there is a choice) and the day of the week with weekends being normally a higher price. If you are looking to get the cheapest flights possible then we recommend you travel mid week or in the late evening. On occasions, airliners may have special offers so look out for these. We recommend booking your flights to Seattle-Tacoma International United States in advance as prices normally increase the nearer the departure date.

Please note that the time difference at Seattle-Tacoma International is 8.0 GMT. So remember to change your watch before arriving at Seattle-Tacoma International.

If you plan on flying to Seattle-Tacoma International Airport from Philadelphia International Airport you can pre-arrange your long or short term parking at Philadelphia International Airport.

If you are renting a car at Seattle-Tacoma International Airport it is recommended to fill up the fuel tank before returning the vehicle at the nearest fuel station to Seattle-Tacoma International Airport in order to avoid incurring additional costs. *Please check your rental agreement to understand the fuel policy for your vehicle.

Organise and book your choice of transport to Philadelphia International Airport:

Ensure your arrival at Seattle-Tacoma International Airport is as stress-free as possible by pre-booking your onwards transport - booking early may also save you money:

You can also research and pre-book a hotel near Seattle-Tacoma International Airport

Below you will see all the airlines that fly from Philadelphia International (PHL) to Seattle-Tacoma International (SEA) and the number of flights they operate each day.

Flights Chart

Airliner	Mo	Tu	We	Th	Fr	Sa	Su	First Flight	Last Flight	Flights
Alaska Airlines	2	2	2	2	2	2	2	09:51	22:00	VIEW FLIGHTS
American Airlines	1	1	1	1	1	1	1	21:58	21:58	VIEW FLIGHTS
Air Tahiti Nui	1	1	1	1	1	1	1	07:00	09:55	VIEW FLIGHTS
Qatar Airways	1	1	1	1	1	1	0	21:58	21:58	VIEW FLIGHTS
British Airways	1	1	1	1	1	1	0	21:58	21:58	VIEW FLIGHTS

The most direct flights offered from Philadelphia International to Seattle-Tacoma International United States are by Alaska Airlines with around 14 flights a week. These operate from 09:51 with the latest flight being at 22:00. The most popular flight no is AS370 and AS443.

When travelling with Alaska Airlines it would be worth visiting their website alaskaair.com for further information on bookings and special offers.

Below you can see the times of all flights. These flight times do vary so we recommend you look on the appropriate airline website for accurate information for the dates you are departing.

Flights Time In WeekDays

Day

Flight Times

Flights

Monday

09:55

Airline	FlightNo
Air Tahiti Nui	TN2360
Alaska Airlines	AS370

21:58

Airline	FlightNo
American Airlines	AA2361
British Airways	BA6730
Qatar Airways	QR2848

22:00

Airline	FlightNo
Alaska Airlines	AS443

VIEW FLIGHTS

Tuesday

09:51

Airline	FlightNo
Air Tahiti Nui	TN2360
Alaska Airlines	AS370

21:55

Airline	FlightNo
Alaska Airlines	AS443

21:58

Airline	FlightNo
American Airlines	AA2361
British Airways	BA6730
Qatar Airways	QR2848

VIEW FLIGHTS

Wednesday

09:51

Airline	FlightNo
Air Tahiti Nui	TN2360
Alaska Airlines	AS370

21:55

Airline	FlightNo
Alaska Airlines	AS443

21:58

Airline	FlightNo
American Airlines	AA2361
British Airways	BA6730
Qatar Airways	QR2848

VIEW FLIGHTS

Thursday

09:51

Airline	FlightNo
Air Tahiti Nui	TN2360
Alaska Airlines	AS370

21:55

Airline	FlightNo
Alaska Airlines	AS443

21:58

Airline	FlightNo
American Airlines	AA2361
British Airways	BA6730
Qatar Airways	QR2848

VIEW FLIGHTS

Friday

09:51

Airline	FlightNo
Air Tahiti Nui	TN2360
Alaska Airlines	AS370

21:55

Airline	FlightNo
Alaska Airlines	AS443

21:58

Airline	FlightNo
American Airlines	AA2361
British Airways	BA6730
Qatar Airways	QR2848

VIEW FLIGHTS

Saturday

09:51

Airline	FlightNo
Air Tahiti Nui	TN2360
Alaska Airlines	AS370

21:55

Airline	FlightNo
Alaska Airlines	AS443

21:58

Airline	FlightNo
American Airlines	AA2361
British Airways	BA6730
Qatar Airways	QR2848

VIEW FLIGHTS

Sunday

07:00

Airline	FlightNo
Air Tahiti Nui	TN2360

09:51

Airline	FlightNo
Alaska Airlines	AS370

21:55

Airline	FlightNo
Alaska Airlines	AS443

21:58

Airline	FlightNo
American Airlines	AA2361

VIEW FLIGHTS

You may also have a choice of an alternative airport when it comes to flying from Philadelphia International and arriving at Seattle-Tacoma International. You can find details of this below.

Alternative Direct Routes

Route	Distance	Flying Time
Baltimore Washington Thurgood Marshall to Seattle	3,748 km (2,329 miles)	5 Hours 13 Minutes
Washington Ronald Reagan Washington National to Seattle	3,738 km (2,323 miles)	5 Hours 12 Minutes
Newark to Seattle	3,855 km (2,395 miles)	5 Hours 21 Minutes
Dulles to Seattle	3,701 km (2,300 miles)	5 Hours 10 Minutes
New York John F Kennedy to Seattle	3,886 km (2,415 miles)	5 Hours 23 Minutes

Before departing Philadelphia International please check that you are holding a valid passport.

Don't forget to book a rental car!

Find the cheapest vehicle rentals at Seattle Airport

Flight Price FAQ - Philadelphia (PHL) to Seattle (SEA)

DIRECT Alaska Airlines

What is the cheapest direct flight one way from Philadelphia PHL to Seattle SEA?

The cheapest direct flight one way from Philadelphia PHL to Seattle SEA is £99.70 ($126 €117.73)

£99.70

$126 | €117.73

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DIRECT Alaska Airlines

What is the cheapest direct return flight from Philadelphia PHL to Seattle SEA?

The cheapest direct return flight from Philadelphia PHL to Seattle SEA is £200.99 ($254 €237.32)

£200.99

$254 | €237.32

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1+ STOP(S)

What is the cheapest flight one way from Philadelphia PHL to Seattle SEA?

The cheapest flight one way from Philadelphia PHL to Seattle SEA is £68.84 ($87 €81.29)

£68.84

$87 | €81.29

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1+ STOP(S)

What is the cheapest return flight from Philadelphia PHL to Seattle SEA?

The cheapest return flight from Philadelphia PHL to Seattle SEA is £146.39 ($185 €172.85)

£146.39

$185 | €172.85

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Important Note: Prices shown are taken from searches performed for flights operating during the current month. Please use the "Latest Price" buttons to get the most up to date airfares.

Compare Flight Prices from PHL to SEA

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Flight Info FAQ - Philadelphia (PHL) to Seattle (SEA)

Who flies from Philadelphia to Seattle?

The following airlines fly from Philadelphia (PHL) to Seattle (SEA): Air Tahiti Nui, Alaska Airlines, American Airlines, British Airways, Qatar Airways.

How far is the flight from Philadelphia to Seattle?

The flight from Philadelphia to Seattle is 3,817KM or 2,372 miles.

How long does the flight from Philadelphia to Seattle to take?

The flight from Philadelphia to Seattle takes 5 Hours 18 Minutes.