Route Price Intelligence
Cheap Flights From Kansas City to Saint Louis
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$349
Deals From
$284
Usually Costs
$284 – $351
Lowest We've Seen
$138
Based on 7,496 price pointshigh confidence
Monthly Price Guide
Jan
$412
Feb
$296
Mar
$282
Apr
$230
May
$305
Jun
$361
Jul
$357
Aug
$349
Sep
$351
Oct
$349
Nov
$349
Dec
$370
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 April, when fares average around $230. The most expensive month tends to be January at around $412. For the best deals, consider flying in April, March, February.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $13858 price checksWorst: $181