Direct flights from Seattle to Philadelphia
All flights from SEA to PHL non-stop. There are direct flights from Seattle Tacoma International (SEA), Washington, USA to Philadelphia International Airport (PHL), Pennsylvania, USA with American Airlines, Alaska Airlines and Delta Air Lines. 40 weekly departures are currently scheduled on this route. Departure times range from 06:12 to 23:31 depending on the schedule period. The flight distance is 2385 miles (3837 km). Flight time ranges from 4 hours and 59 minutes to 5 hours and 28 minutes.
Seattle
, USA
Airlines with non-stop routes:
American Airlines
Alaska Airlines
Delta Air Lines
Flight schedule from Seattle to Philadelphia with American Airlines
This is a weekly direct flight schedule for American Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-08-24
Flight schedule from Seattle to Philadelphia with Alaska Airlines
This is a weekly direct flight schedule for Alaska Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-08-24
Flight schedule from Seattle to Philadelphia with Delta Air Lines
This is a weekly direct flight schedule for Delta Air Lines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-08-24
Seattle to Philadelphia scheduled departures
Select a date to see every published non-stop departure between SEA and PHL.
SEA - PHL route facts
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Distance2385 miles (3837 km)
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Flight time4 hours and 59 minutes to 5 hours and 28 minutes
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Airlines American Airlines Alaska Airlines Delta
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Airline alliancesoneworld SkyTeam
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CabinsEconomy Premium Economy Business First
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Hub airportsAmerican Airlines: PHLAlaska Airlines: SEA (Primary hub.)Delta Air Lines: SEA
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Arrival terminalsAlaska Airlines: Terminal DDelta Air Lines: Terminal D
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AircraftAmerican Airlines: Airbus A321neo, Airbus A321 and Boeing 737MAX 8 PassengerAlaska Airlines: Boeing 737-900 (winglets) Passenger/BBJ3, Boeing 737MAX 9 Passenger, Boeing 737-800 (winglets) Passenger/BBJ2 and Boeing 737MAX 8 PassengerDelta Air Lines: Airbus A321neo
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