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Seattle (SEA) to San Francisco (SFO) flights

There are direct flights from Seattle Tacoma International Airport to San Francisco International Airport, sold by 3 airlines (including codeshares): American Airlines, Alaska Airlines and United Airlines. The distance is 1,093 km, about 1h 50m in the air. There are also 8 one-stop options, via airports such as Portland, Sacramento and Reno.

Live fares for SEA → SFOSee all routes on the map
1,093 kmdistance
~1h 50mdirect flight time (estimate)
3direct airlines
8one-stop options

Direct flights from Seattle to San Francisco

RouteAirlines (incl. codeshares)DistanceTime (est.)
SEA → SFOAmerican Airlines, Alaska Airlines, United Airlines1,093 km~1h 50m

Best one-stop connections

Through the biggest hubs first. Times include about 100 minutes to change planes.

ViaAirlinesDistanceTime (est.)
PDX PortlandAlaska Airlines and United Airlines then American Airlines and Alaska Airlines1,094 km~4h
SMF SacramentoAmerican Airlines and Alaska Airlines then United Airlines1,113 km~4h
RNO RenoAlaska Airlines and Southwest Airlines then United Airlines1,216 km~4h 10m
EUG EugeneAlaska Airlines then United Airlines1,103 km~4h
YYJ VictoriaAlaska Airlines then Air Canada and United Airlines1,386 km~4h 20m
MFR MedfordAlaska Airlines then United Airlines1,096 km~4h
RDM Redmond-BendAlaska Airlines then United Airlines1,111 km~4h
PSC PascoAlaska Airlines then United Airlines1,274 km~4h 15m

More from Seattle and San Francisco

Routes come from current airline fares, updated weekly (last update 9 November 2026), plus older schedule data for airports with few recent fares. “Direct” can include a few same-plane flights with a stop. Flight times are estimates from distance. Always check with the airline before booking.