Route Price Intelligence
Cheap Flights From Kansas City to Saint Louis
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$361
Deals From
$307
Usually Costs
$307 – $381
Lowest We've Seen
$138
Based on 4,220 price pointshigh confidence
Monthly Price Guide
Jan
$376
Feb
$371
Mar
$612
Apr
$427
May
$317
Jun
$311
Jul
$307
Aug
$276
Sep
$371
Oct
$371
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 March at around $612. 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: $14667 price checksWorst: $252