Route Price Intelligence
Cheap Flights From Kansas City to Saint Louis
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$380
Deals From
$311
Usually Costs
$311 – $407
Lowest We've Seen
$138
Based on 268 price pointshigh confidence
Monthly Price Guide
Jan
$411
Feb
—
Mar
—
Apr
$498
May
$321
Jun
$321
Jul
$321
Aug
$270
Sep
$317
Oct
$381
Nov
$396
Dec
$401
Cheapest Average Expensive
Best Time to Fly from Kansas City to Saint Louis
The cheapest time to fly from Kansas City to Saint Louis is typically August, when fares average around $270. The most expensive month tends to be April at around $498. For the best deals, consider flying in August, September, May.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $14661 price checksWorst: $252