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

We've found the cheapest flights to Seattle

Returns from £283.85

One-way from £139.92

Air Tahiti Nui, Qatar Airways, British Airways, American Airlines, Hawaiian Airlines 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.

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
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
Alaska Airlines211222107:1418:50VIEW FLIGHTS
Hawaiian Airlines211222007:1418:50VIEW FLIGHTS
American Airlines111111119:0019:00VIEW FLIGHTS
Qatar Airways111111019:0019:00VIEW FLIGHTS
British Airways111111019:0019:00VIEW FLIGHTS
Air Tahiti Nui100111007:1407:14VIEW FLIGHTS

Currently Alaska Airlines offer the most direct flights from to Seattle-Tacoma International from Philadelphia International with only 1 flight weekly. The time of the departure is 07:14

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
DayFlight TimesFlights
Monday
07:14
AirlineFlightNo
Air Tahiti NuiTN2360
Alaska AirlinesAS370
Hawaiian AirlinesHA6349
18:50
AirlineFlightNo
Alaska AirlinesAS443
Hawaiian AirlinesHA6429
19:00
AirlineFlightNo
American AirlinesAA2001
British AirwaysBA5437
Qatar AirwaysQR7681
VIEW FLIGHTS
Tuesday
18:50
AirlineFlightNo
Alaska AirlinesAS443
Hawaiian AirlinesHA6429
19:00
AirlineFlightNo
American AirlinesAA2001
British AirwaysBA5437
Qatar AirwaysQR7681
VIEW FLIGHTS
Wednesday
18:50
AirlineFlightNo
Alaska AirlinesAS443
Hawaiian AirlinesHA6429
19:00
AirlineFlightNo
American AirlinesAA2001
British AirwaysBA5437
Qatar AirwaysQR7681
VIEW FLIGHTS
Thursday
07:14
AirlineFlightNo
Air Tahiti NuiTN2360
Alaska AirlinesAS370
Hawaiian AirlinesHA6349
18:50
AirlineFlightNo
Alaska AirlinesAS443
Hawaiian AirlinesHA6429
19:00
AirlineFlightNo
American AirlinesAA2001
British AirwaysBA5437
Qatar AirwaysQR7681
VIEW FLIGHTS
Friday
07:14
AirlineFlightNo
Air Tahiti NuiTN2360
Alaska AirlinesAS370
Hawaiian AirlinesHA6349
18:50
AirlineFlightNo
Alaska AirlinesAS443
Hawaiian AirlinesHA6429
19:00
AirlineFlightNo
American AirlinesAA2001
British AirwaysBA5437
Qatar AirwaysQR7681
VIEW FLIGHTS
Saturday
07:14
AirlineFlightNo
Air Tahiti NuiTN2360
Alaska AirlinesAS370
Hawaiian AirlinesHA6349
18:50
AirlineFlightNo
Alaska AirlinesAS443
Hawaiian AirlinesHA6429
19:00
AirlineFlightNo
American AirlinesAA2001
British AirwaysBA5437
Qatar AirwaysQR7681
VIEW FLIGHTS
Sunday
18:50
AirlineFlightNo
Alaska AirlinesAS443
19:00
AirlineFlightNo
American AirlinesAA2001
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
RouteStopsDistanceFlying Time
Baltimore Washington Thurgood Marshall to Seattle03,748 km (2,329 miles)5 Hours 13 Minutes
Washington Ronald Reagan Washington National to Seattle03,738 km (2,323 miles)5 Hours 12 Minutes
Newark to Seattle03,855 km (2,395 miles)5 Hours 21 Minutes
Dulles to Seattle03,701 km (2,300 miles)5 Hours 10 Minutes
New York John F Kennedy to Seattle03,886 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 £139.92 ($175 €168.39)
£139.92
$175 | €168.39
Check Latest Price
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 £283.85 ($355 €341.60)
£283.85
$355 | €341.60
Check Latest Price
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 £67.16 ($84 €80.83)
£67.16
$84 | €80.83
Check Latest Price
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 £118.34 ($148 €142.41)
£118.34
$148 | €142.41
Check Latest Price
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, Hawaiian Airlines, 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.

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