Philadelphia to Seattle (PHL–SEA) — Airlines, Schedules & Connections
No flights match your filters.
No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.
Most recently operated nonstop flights — the month shown is when each was last scheduled. Most destinations remain reachable with a connection.
No discontinued nonstop flights on record for this route.
PHL–SEA is served by 3 airlines with nonstop service. American Airlines, Alaska Airlines and Delta Air Lines lead the route. The flight covers 2,372 miles in approximately 6h 2m. Beyond nonstop, 1-stop connecting options are also available.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| AA American Airlines Also: QR | 37 | 321 | 6h05-6h21 | Oneworld | QR | |
| AS Alaska Airlines Also: AY, HA, JX | 14 | 739, 7M9 | 5h59-6h04 | Oneworld | AY, HA, JX | |
| DL Delta Air Lines | 7 | 32Q | 5h56 | SkyTeam | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach Seattle from Philadelphia
| Metric | PHL→SEA | EWR→SEA | BWI→SEA |
|---|---|---|---|
| Distance from PHL | – | 80 mi | 90 mi |
| Nonstop airlines | 3 | 8 | 6 |
| Weekly flights | 84 | 95 | 32 |
| Flight time | 6h 2m | 5h 51m | 5h 40m |
| Departure OTP | 90% | – | – |
Travel Essentials
PHL: EDT · SEA: PDT
When it's 6:00 PM in Philadelphia, it's 3:00 PM in Seattle.
SEPTA Airport Line rail runs from Center City Philadelphia (30th Street, Suburban, Jefferson, and Market East stations) to the airport in 25–30 minutes ($8 each way). Trains run every 30 minutes from about 5am to midnight. I-76 (Schuylkill Expressway) and I-95 are both frequently congested, making the train a consistent choice for anyone based near a SEPTA station.
Ride-shares from Center City cost $20–35 and take 20–40 minutes. Taxis are metered and slightly more.
Link Light Rail from the airport station (inside the terminal) to downtown Seattle takes 38 minutes ($3.50). No transfers needed; trains run 5am to 1am daily.Taxis and ride-shares to downtown cost $35–55. For Bellevue and Eastside destinations (across Lake Washington), ride-share is faster than Link. Car rentals are in the consolidated rental facility; take the free shuttle from baggage claim. Sound Transit buses serve Tacoma, Renton, and Federal Way.
Marine west coast climate. Winters are mild but persistently grey and rainy (3–9°C). Snow is rare at sea level but can occur December through February, causing significant disruptions when it does. The airport sits between Seattle and Tacoma in an area that receives more fog and low cloud than downtown Seattle.
Summers are famously pleasant (18–25°C) with low humidity and mostly clear skies, one of the best flying climates in the US from June through September. The wettest months are November through January.
PHL–SEA Quick Facts
Frequently Asked Questions
Flights from PHL to SEA
Philadelphia International Airport (PHL) and Seattle–Tacoma International Airport (SEA) are connected by nonstop service from American Airlines, Alaska Airlines and Delta Air Lines. With 84 weekly departures, this is a heavily served route.
PHL to SEA Flight Duration and Schedule
Nonstop flight time from PHL to SEA is about 6 hours 2 minutes gate to gate. The route covers a distance of 2,372 miles (3,818 km). There are approximately 84 weekly flights outbound and 85 return, totaling 169 flights per week in both directions.
Connecting Options and Alternatives
1-stop connecting options are also available, commonly via Chicago Midway, Detroit Metropolitan Wayne County and Cleveland Hopkins. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Newark (EWR), Baltimore (BWI) and Teterboro (TEB).