Route Price Intelligence
Cheap Flights From Kansas City to Saint Louis
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$375
Deals From
$320
Usually Costs
$320 – $409
Lowest We've Seen
$138
Based on 1,098 price pointshigh confidence
Monthly Price Guide
Jan
$381
Feb
$411
Mar
$522
Apr
$523
May
$335
Jun
$321
Jul
$319
Aug
$276
Sep
$376
Oct
$381
Nov
$381
Dec
$381
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 $276. The most expensive month tends to be April at around $523. For the best deals, consider flying in August, July, June.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $14661 price checksWorst: $252