Route Price Intelligence
Cheap Flights From Indianapolis to Saint Louis
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$347
Great Deal
Under $286
Typical Range
$286 – $347
Lowest We've Seen
$139
Based on 270 price pointshigh confidence
Monthly Price Guide
Jan
$273
Feb
$291
Mar
$347
Apr
$347
May
$347
Jun
$347
Jul
—
Aug
—
Sep
$654
Oct
$320
Nov
$294
Dec
$291
Cheapest Average Expensive
Best Time to Fly from Indianapolis to Saint Louis
The cheapest time to fly from Indianapolis to Saint Louis is typically January, when fares average around $273. The most expensive month tends to be September at around $654. For the best deals, consider flying in January, December, February.
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: October7,687 fares analyzedTypical low: $332