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Chicago (ORD) to San Francisco (SFO) flights

There are direct flights from Chicago O'Hare International Airport to San Francisco International Airport, sold by 3 airlines (including codeshares): American Airlines, Alaska Airlines and United Airlines. The distance is 2,964 km, about 4h 5m in the air. There are also 23 one-stop options, via airports such as Dallas-Fort Worth, Denver and Los Angeles.

Live fares for ORD → SFOSee all routes on the map
2,964 kmdistance
~4h 5mdirect flight time (estimate)
3direct airlines
23one-stop options

Direct flights from Chicago to San Francisco

RouteAirlines (incl. codeshares)DistanceTime (est.)
ORD → SFOAmerican Airlines, Alaska Airlines, United Airlines2,964 km~4h 5m

Best one-stop connections

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

ViaAirlinesDistanceTime (est.)
DFW Dallas-Fort WorthAmerican Airlines and United Airlines then American Airlines and Alaska Airlines3,643 km~7h 5m
DEN DenverAmerican Airlines and Frontier Airlines then Frontier Airlines and United Airlines2,979 km~6h 20m
LAX Los AngelesAmerican Airlines and Alaska Airlines then American Airlines and Alaska Airlines3,345 km~6h 45m
LAS Las VegasAmerican Airlines and Frontier Airlines then Frontier Airlines and United Airlines3,097 km~6h 25m
PHX PhoenixAmerican Airlines and Frontier Airlines then American Airlines and United Airlines3,359 km~6h 45m
PDX PortlandAmerican Airlines and Alaska Airlines then American Airlines and Alaska Airlines3,678 km~7h 10m
SAN San DiegoAmerican Airlines and Alaska Airlines then Alaska Airlines and Frontier Airlines3,487 km~6h 55m
STL St. LouisAmerican Airlines and United Airlines then United Airlines3,201 km~6h 35m
MSP MinneapolisAmerican Airlines and United Airlines then Air France and KLM3,088 km~6h 25m
MCI Kansas CityAmerican Airlines and United Airlines then United Airlines3,053 km~6h 25m
SMF SacramentoUnited Airlines then United Airlines2,998 km~6h 20m
SLC Salt Lake CityAmerican Airlines and United Airlines then United Airlines2,968 km~6h 15m

More from Chicago 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.