Philadelphia to Seattle (PHL–BFI) — 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–BFI had nonstop service from Sun Country Airlines, last on the schedule in July 2026. There's no nonstop on it right now, so today you'd fly it with one stop. The connecting options below are sorted by layover. Nonstop, it's about 2,371 miles in 5h 17m.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| SY Sun Country Airlines | 1 | – | – | – | – |
Connection Landscape
On-Time Performance
Other ways to reach Seattle from Philadelphia
| Metric | PHL→BFI | EWR→BFI | BWI→BFI |
|---|---|---|---|
| Distance from PHL | – | 80 mi | 90 mi |
| Nonstop airlines | – | 5 | 2 |
| Weekly flights | – | 1 | – |
| Flight time | 5h 17m | 4h 41m | 6h 35m |
| Departure OTP | 67% | – | – |
Travel Essentials
PHL: EDT · BFI: 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.
PHL–BFI Quick Facts
Frequently Asked Questions
Flights from PHL to BFI
Philadelphia International Airport (PHL) and King County International Airport - Boeing Field (BFI) had nonstop service from Sun Country Airlines, last on the schedule in July 2026. The nonstop is dormant right now, so the way to fly it today is one connection, and the options above are sorted by layover.
PHL to BFI Flight Duration and Schedule
Nonstop flight time from PHL to BFI is about 5 hours 17 minutes gate to gate. The route covers a distance of 2,371 miles (3,816 km).
Connecting Options and Alternatives
1-stop connecting options are also available. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Newark (EWR), Baltimore (BWI) and Teterboro (TEB).