Flights from Philadelphia Airport PHL to Seattle Airport SEA

We've found the cheapest flights to Seattle

Returns from £246.36

One-way from £135.02

Flying to Seattle-Tacoma International is very easy as there are 5 airliners who offer flights from Philadelphia International including Qatar Airways, British Airways, American Airlines, Air Tahiti Nui and Alaska Airlines. The flight from Philadelphia International to Seattle-Tacoma International is approximately 3,817 Kilometers which is 2,372 Miles. You should expect a flight time of around 5 Hours 18 Minutes.

The most expensive flight prices are typically at weekends and daytime flights. To obtain the best prices for Seattle-Tacoma International flights than book well in advance. We recommend our viewers to pay and reserve the seats in advance. This ensures you get the best seats on the plane at the cheapest prices.

The time zone at Seattle-Tacoma International is different from Philadelphia International, so please be aware of this when making travel arrangements.

Please see below the airlines that fly from Philadelphia International (PHL) to Seattle-Tacoma International (SEA) and the amount of daily flights in operation.

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
Alaska Airlines222222207:0021:55VIEW FLIGHTS
American Airlines111111118:4521:50VIEW FLIGHTS
Air Tahiti Nui111111107:0009:51VIEW FLIGHTS
Qatar Airways111111018:4521:50VIEW FLIGHTS
British Airways111111018:4521:50VIEW FLIGHTS

Most people choose to fly with Alaska Airlines. They offer the largest number of flights so they have times which are most likely to suite you. The flights they offer will go by the flight numbers AS370 and AS443 with times between 07:00 and 21:55.

If you would like to find out more information on availably, flight times or if you would like to book your flight, you can visit Alaska Airlines direct at alaskaair.com.

The flight time for the selected route vary based on the month you will travel, but below we has summarised the most common times they will fly. We recommend you only take these times as guidance and check with appropriate airline for the exact times for the date you depart.

Flights Time In WeekDays
DayFlight TimesFlights
Monday
07:00
AirlineFlight  No
Air Tahiti NuiTN2360
Alaska AirlinesAS370
18:45
AirlineFlight  No
American AirlinesAA2361
British AirwaysBA6730
18:57
AirlineFlight  No
Alaska AirlinesAS443
21:50
AirlineFlight  No
Qatar AirwaysQR2848
VIEW FLIGHTS
Tuesday
07:00
AirlineFlight  No
Alaska AirlinesAS370
09:51
AirlineFlight  No
Air Tahiti NuiTN2360
18:45
AirlineFlight  No
American AirlinesAA2361
Qatar AirwaysQR2848
18:57
AirlineFlight  No
Alaska AirlinesAS443
21:50
AirlineFlight  No
British AirwaysBA6730
VIEW FLIGHTS
Wednesday
07:00
AirlineFlight  No
Air Tahiti NuiTN2360
09:51
AirlineFlight  No
Alaska AirlinesAS370
18:45
AirlineFlight  No
British AirwaysBA6730
Qatar AirwaysQR2848
21:50
AirlineFlight  No
American AirlinesAA2361
21:55
AirlineFlight  No
Alaska AirlinesAS443
VIEW FLIGHTS
Thursday
07:21
AirlineFlight  No
Air Tahiti NuiTN2354
10:07
AirlineFlight  No
Alaska AirlinesAS370
18:45
AirlineFlight  No
American AirlinesAA2361
19:03
AirlineFlight  No
Alaska AirlinesAS443
21:50
AirlineFlight  No
British AirwaysBA6730
Qatar AirwaysQR2848
VIEW FLIGHTS
Friday
07:21
AirlineFlight  No
Air Tahiti NuiTN2354
10:07
AirlineFlight  No
Alaska AirlinesAS370
18:45
AirlineFlight  No
American AirlinesAA2361
19:03
AirlineFlight  No
Alaska AirlinesAS443
21:50
AirlineFlight  No
British AirwaysBA6730
Qatar AirwaysQR2848
VIEW FLIGHTS
Saturday
07:21
AirlineFlight  No
Air Tahiti NuiTN2354
Alaska AirlinesAS370
18:45
AirlineFlight  No
British AirwaysBA6730
Qatar AirwaysQR2848
21:50
AirlineFlight  No
American AirlinesAA2361
21:56
AirlineFlight  No
Alaska AirlinesAS443
VIEW FLIGHTS
Sunday
07:21
AirlineFlight  No
Air Tahiti NuiTN2354
10:07
AirlineFlight  No
Alaska AirlinesAS370
18:45
AirlineFlight  No
American AirlinesAA2361
19:03
AirlineFlight  No
Alaska AirlinesAS443
VIEW FLIGHTS

Flights to Seattle-Tacoma International are also available from airports close to Philadelphia International. Below we have provided a short list of routes which you could consider is you feel that are suitable.

Alternative Direct Routes
RouteStopsDistanceFlying Time
Baltimore Washington Thurgood Marshall to Seattle05 Hours 13 Minutes
Washington Ronald Reagan Washington National to Seattle05 Hours 12 Minutes
Newark to Seattle05 Hours 21 Minutes
Dulles to Seattle05 Hours 10 Minutes
New York John F Kennedy to Seattle05 Hours 23 Minutes

Before you book your flights make sure you your passport is valid and preferably has at least 6 months or more left before it expires. To renew your passport it can take several weeks to renew and with many airliners flights are not refundable.

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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 £135.02 ($171 €156.96)
£135.02
$171 | €156.96
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 £246.36 ($312 €286.38)
£246.36
$312 | €286.38
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 £95.54 ($121 €111.07)
£95.54
$121 | €111.07
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 £165.82 ($210 €192.76)
£165.82
$210 | €192.76
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, 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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