Airlines with flights from Saint Louis to San Francisco
There are five airlines with scheduled flights between STL and SFO. Both United and Southwest operates non-stop flights from Saint Louis Airport to SFO Airport and the flight time is 4 hours and 34 minutes.
Choose airline
Schedules
Non-stop with United Airlines
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Total flight time: 4 hours and 34 minutes
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San Francisco is a United Airlines hub.
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7 flights per week
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Boeing 737MAX 8 PassengerBoeing 737MAX 9 Passenger
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First class available
Flight
The timetable & schedule information was updated at 2026-04-21
Non-stop with Southwest Airlines
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Total flight time: 4 hours and 20 minutes
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Low-cost airline
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7 flights per week
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Boeing 737-800 (winglets) Passenger/BBJ2
Flight
The timetable & schedule information was updated at 2026-04-21
Via Denver with Southwest Airlines
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Total flight time: 5h 35m - 9h 45m.
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Low-cost airline
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188 flights per week
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Boeing 737-800 (winglets) Passenger/BBJ2
Flight
WN2386
WN748
WN1719
WN4670
WN3558
WN4670
WN3558
WN4670
WN4303
WN4303
WN2751
WN4303
WN2751
The timetable & schedule information was updated at 2026-04-21
Via Phoenix with American Airlines
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Total flight time: 5h 41m - 7h 51m.
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One World Alliance
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113 flights per week
Flight
AA3199
AA1613
The timetable & schedule information was updated at 2026-04-21
Via Las Vegas with Southwest Airlines
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Total flight time: 5h 50m - 10h 00m.
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Low-cost airline
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167 flights per week
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Boeing 737-800 (winglets) Passenger/BBJ2
Flight
WN651
WN2934
WN1191
WN103
WN103
WN2272
WN4397
WN4397
WN1564
WN2345
WN2784
WN2345
WN2345
WN2784
The timetable & schedule information was updated at 2026-04-21
Via San Diego with Southwest Airlines
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Total flight time: 5h 50m - 10h 55m.
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Low-cost airline
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62 flights per week
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Boeing 737-800 (winglets) Passenger/BBJ2
Flight
WN1677
WN1191
WN3412
WN450
The timetable & schedule information was updated at 2026-04-21

There are five airlines with scheduled flights between STL and SFO. Both United and Southwest operates non-stop flights from Saint Louis Airport to SFO Airport and the flight time is 4 hours and 34 minutes.
Via Salt Lake City with Delta
Via Denver with Frontier