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San Francisco (SFO) to Washington (IAD) flights

There are direct flights from San Francisco International Airport to Washington Dulles International Airport, sold by one airline: United Airlines. The distance is 3,883 km, about 5h 15m in the air. There are also 35 one-stop options, via airports such as Chicago, Dallas-Fort Worth and Atlanta.

Live fares for SFO → IADSee all routes on the map
3,883 kmdistance
~5h 15mdirect flight time (estimate)
1direct airline
35one-stop options

Direct flights from San Francisco to Washington

RouteAirlines (incl. codeshares)DistanceTime (est.)
SFO → IADUnited Airlines3,883 km~5h 15m

Best one-stop connections

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

ViaAirlinesDistanceTime (est.)
ORD ChicagoAmerican Airlines and Alaska Airlines then United Airlines3,909 km~7h 25m
DFW Dallas-Fort WorthAmerican Airlines and Alaska Airlines then American Airlines and United Airlines4,234 km~7h 50m
ATL AtlantaAir France and Aeromexico then Air France and Aeromexico4,294 km~7h 55m
IAH HoustonUnited Airlines then United Airlines4,541 km~8h 10m
JFK New YorkAmerican Airlines and Alaska Airlines then jetBlue and United Airlines4,518 km~8h 10m
EWR NewarkUnited Airlines then United Airlines4,460 km~8h 5m
DEN DenverFrontier Airlines and United Airlines then United Airlines and Southwest Airlines3,884 km~7h 25m
YYZ TorontoAir Canada and United Airlines then Air Canada and United Airlines4,184 km~7h 45m
LAX Los AngelesAmerican Airlines and Alaska Airlines then American Airlines and United Airlines4,217 km~7h 50m
CLT CharlotteAmerican Airlines then American Airlines and United Airlines4,204 km~7h 50m
LAS Las VegasFrontier Airlines and United Airlines then Frontier Airlines and United Airlines3,981 km~7h 30m
PHL PhiladelphiaAmerican Airlines and United Airlines then United Airlines4,264 km~7h 50m

More from San Francisco and Washington

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.