St. Louis to San Francisco (STL-SFO): nonstop flights and who flies them
United Airlines flies nonstop between St. Louis (STL) and San Francisco (SFO), roughly 14 times a week. The timetable below shows the nonstop scheduled at 4h 22m to 4h 36m for the 1,731 miles.
Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.
Updated .
St. Louis to San Francisco flight schedule
Scheduled nonstop departures for STL to SFO starting October 22, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.
Schedule data dated .
| Date | Flight | Airline | Departs STL | Arrives SFO | Duration | Aircraft |
|---|---|---|---|---|---|---|
| UA 573 | United Airlines | 07:08 | 09:30 | 4h 22m | Boeing 737-800 | |
| UA 573 | United Airlines | 07:08 | 09:30 | 4h 22m | Boeing 737-800 | |
| UA 573 | United Airlines | 07:08 | 09:30 | 4h 22m | Boeing 737-800 | |
| UA 300 | United Airlines | 08:30 | 11:05 | 4h 35m | Airbus A319 | |
| UA 1257 | United Airlines | 08:42 | 11:04 | 4h 22m | Airbus A319 | |
| UA 214 | United Airlines | 19:06 | 21:41 | 4h 35m | Airbus A319 | |
| UA 1257 | United Airlines | 08:00 | 10:36 | 4h 36m | Airbus A319 | |
| UA 214 | United Airlines | 19:05 | 21:41 | 4h 36m | Airbus A320 | |
| UA 1257 | United Airlines | 08:00 | 10:36 | 4h 36m | Airbus A319 | |
| UA 214 | United Airlines | 19:06 | 21:41 | 4h 35m | Airbus A319 | |
| UA 1257 | United Airlines | 08:00 | 10:36 | 4h 36m | Airbus A319 | |
| UA 214 | United Airlines | 19:06 | 21:41 | 4h 35m | Airbus A319 |
Showing all 12 scheduled STL to SFO departures across 7 days with service, starting October 22, 2026. Later dates are on the interactive map.
Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure.
Aircraft on the St. Louis to San Francisco nonstop
United Airlines flies the departures in the schedule table on this page with the Airbus A319, the Boeing 737-800, and the Airbus A320. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure.
The full STL to SFO nonstop schedule
This page carries the full STL to SFO nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.
See the schedule
Who operates each STL to SFO nonstop and how often it runs, from 2LNR's schedule data.
Plan on the map
See STL to SFO on the interactive route map, with schedules, connections, and route statistics.
Airlines flying St. Louis to San Francisco nonstop
Carriers operating STL to SFO nonstop in the current schedule.
Frequently asked questions about STL to SFO
How long is the flight from St. Louis (STL) to San Francisco (SFO)?
Which airlines fly nonstop from STL to SFO?
How many flights a week are there from STL to SFO?
What time do flights from STL to SFO depart?
Which flights operate STL to SFO nonstop?
Does 2LNR show upgrade or award space on STL to SFO?
See the full STL to SFO nonstop schedule
Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro.
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