St Louis to San Francisco
STLSFO
Fly from St Louis to San Francisco starting at USD 142 with Frontier Airlines.
Best fare available on Sep 22, 2026.
Limited seats. Better plans. Book before it's gone.
St Louis to San Francisco cheapest flights this week
St Louis to San Francisco monthly flight fare trend
Sep
from USD 142
Oct
No flights
Nov
No flights
Dec
No flights
Jan
No flights
Feb
No flights
Airport Details
Origin
St Louis
St. Louis Lambert International Airport (STL)
St Louis, STL
Zone
Chicago
Elev
618 ft
Destination
San Francisco
San Francisco International Airport (SFO)
San Francisco, SFO
Zone
Los Angeles
Elev
13 ft
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