SeattlePhiladelphiaDirect FlightsSEA–PHL
Seattle (Seattle-Tacoma International Airport) to Philadelphia (Philadelphia International Airport).
Flight time from SEA to PHL is estimated at about 5h 29m, based on the 2,372-mile great-circle distance. Our current captured departure sample includes 5-6/day across 3 captured airlines, with American Airlines appearing most often in that sample. Captured departure times run from 08:10 to 22:35 local time.
Plan this routeAt a glance
| Est. flight time | Distance | Captured freq. | Type |
|---|---|---|---|
| ~5h 29m Estimated from great-circle distance — no tracked flights yet. | 2,372 mi | 5-6/day From the current provider sample; confirm live timetables before booking. | Domestic |
Airlines on this route
Captured airlines for SEA to PHL
Our current provider sample includes 5-6/day from SEA to PHL across 3 captured airlines.
- First departure
- 08:10
- Last departure
- 22:35
- Cadence
- ~every 2 hours
- Captured departures/day
- 12
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| American Airlines | 2-3/day | Airbus A320 family, Embraer E-Jet, Boeing 737 · Seat map | 08:1008:15 |
Aircraft on this route
Flying the other way?
PHL to SEA flights — 5-6/day on 3 airlines →Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for SEA to PHL, last seen June 15, 2026. Frequency uses 38 scheduled departures across 7 observed days; flight time is estimated from great-circle distance until this route has enough tracked flights for an observed average. Provider coverage can miss operators on some routes, so confirm live timetables before booking.
Route FAQ
How long is the flight from SEA to PHL?
The SEA to PHL flight time is estimated at about 5h 29m from great-circle distance until enough tracked flights are available.
How far is SEA from PHL?
SEA to PHL is about 2,372 miles by air.
Which airlines fly from SEA to PHL?
Our current provider sample for SEA to PHL includes American Airlines, Alaska Airlines, Delta Air Lines. Confirm live timetables before booking.
What aircraft fly from SEA to PHL?
Aircraft captured in our current provider sample for SEA to PHL include Airbus A320 family, Embraer E-Jet, Boeing 737, Boeing 737, Boeing 737, Airbus A320 family.