San Francisco to St Louis
SFOSTL
Fly from San Francisco to St Louis starting at USD 137 with F9.
Best fare available on May 12, 2026.
Limited seats. Better plans. Book before it's gone.
San Francisco to St Louis cheapest flights this week
12 May
F9
11:26SFO
16:06STL
1 Stop$137VIEW DEAL
13 May
F9
12:52SFO
17:23STL
1 Stop$191VIEW DEAL
San Francisco to St Louis monthly flight fare trend
May
from USD 137
Jun
No flights
Jul
No flights
Aug
No flights
Sep
No flights
Oct
No flights
Airport Details
Origin
San Francisco
San Francisco International Airport (SFO)
San Francisco, SFO
Zone
Los Angeles
Elev
13 ft
Destination
St Louis
St. Louis Lambert International Airport (STL)
St Louis, STL
Zone
Chicago
Elev
618 ft
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