STLSFO
St. Louis (St. Louis Lambert International Airport) to San Francisco (San Francisco International Airport).
The flight from St. Louis (STL) to San Francisco (SFO) takes 4h 5m on average, covering about 1,969 miles. Across 4 flights we tracked, the fastest was 3h 47m and the slowest 4h 19m, with United Airlines flying it most often.
Plan this routeAt a glance
- Avg flight time
- 4h 5m
- Distance
- 1,969 mi
- Fastest tracked
- 3h 47m
- Airlines
- 1
Airlines on this route
- United Airlines100% of tracked flightsFlies it on: Boeing 737 MAX 8, Boeing 737 MAX 9
Aircraft we tracked
- Boeing 737 MAX 93×
- Boeing 737 MAX 81×
Methodology: figures are aggregated from 4 real flights on this route tracked between 2026-05-29 and 2026-06-09, sourced from live flight data. Updated daily as new flights are observed.
Route FAQ
How long is the flight from STL to SFO?
The STL to SFO flight takes 4h 5m on average based on 4 tracked flights.
How far is STL from SFO?
STL to SFO is about 1,969 miles by air.
Which airlines fly from STL to SFO?
United Airlines flies the STL to SFO route in our route data.
What aircraft fly from STL to SFO?
Aircraft observed or commonly scheduled on STL to SFO include Boeing 737 MAX 9, Boeing 737 MAX 8.