Route Price Intelligence
Cheap Flights From St. Louis to San Francisco
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$426
Great Deal
Under $343
Typical Range
$343 – $469
Lowest We've Seen
$160
Based on 271 price pointshigh confidence
Monthly Price Guide
Jan
$468
Feb
$456
Mar
$469
Apr
$491
May
—
Jun
—
Jul
$400
Aug
$320
Sep
$320
Oct
$343
Nov
$386
Dec
$476
Cheapest Average Expensive
Best Time to Fly from St. Louis to San Francisco
The cheapest time to fly from St. Louis to San Francisco is typically August, when fares average around $320. The most expensive month tends to be April at around $491. For the best deals, consider flying in August, September, October.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route
Cheapest month: September12,762 fares analyzedTypical low: $414