San Francisco to Seattle (SFO–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.
SFO–BFI had nonstop service from United Airlines and Delta Air Lines, last on the schedule in September 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 685 miles in 1h 38m.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| TWY TWY | 1 | – | – | – | – | |
| UA United Airlines | 1 | – | – | Star Alliance | – | |
| DL Delta Air Lines | 0 | – | – | SkyTeam | – |
Connection Landscape
On-Time Performance
Other ways to reach Seattle from San Francisco
| Metric | SFO→BFI | OAK→BFI | SJC→BFI |
|---|---|---|---|
| Distance from SFO | – | 11 mi | 30 mi |
| Nonstop airlines | – | 7 | 15 |
| Weekly flights | – | 1 | 3 |
| Flight time | 1h 38m | 1h 26m | 1h 28m |
| Departure OTP | 75% | – | – |
Travel Essentials
SFO: PDT · BFI: PDT
When it's 6:00 PM in San Francisco, it's 6:00 PM in Seattle.
BART (Bay Area Rapid Transit) runs from downtown San Francisco (Embarcadero, Powell St.) to the SFO station and then a free AirTrain shuttle to all terminals (30–40 min from Embarcadero, $10.45). BART also connects Oakland and Berkeley; useful for East Bay travelers. Trains run from ~4am to midnight.Taxis from downtown San Francisco cost $40–60. Ride-hails (Uber, Lyft) pick up in the designated area in the garage and are often $30–50 depending on surge pricing. SamTrans buses serve Peninsula cities. Highway 101 and I-280 are heavily congested during commute hours; BART is faster than driving at those times.
SFO–BFI Quick Facts
Frequently Asked Questions
Flights from SFO to BFI
San Francisco International Airport (SFO) and King County International Airport - Boeing Field (BFI) had nonstop service from United Airlines and Delta Air Lines, last on the schedule in September 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.
SFO to BFI Flight Duration and Schedule
Nonstop flight time from SFO to BFI is about 1 hours 38 minutes gate to gate. The route covers a distance of 685 miles (1,102 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 Oakland (OAK), San Jose (SJC) and Stockton (SCK).