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Route Price Intelligence

Cheap Flights From St. Louis to Cancun

Live pricing benchmarks, monthly patterns, and historical lows for this route.

Typical Price
$488
Deals From
$418
Usually Costs
$418$588
Lowest We've Seen
$204
Based on 3,854 price pointshigh confidence

Monthly Price Guide

Jan
$592
Feb
$574
Mar
$613
Apr
$484
May
$389
Jun
$407
Jul
$422
Aug
$438
Sep
$495
Oct
$568
Nov
$593
Dec
$618
Cheapest Average Expensive

Best Time to Fly from St. Louis to Cancun

The cheapest time to fly from St. Louis to Cancun is typically May, when fares average around $389. The most expensive month tends to be December at around $618. For the best deals, consider flying in May, June, July.

Cheapest Fare Found (Last 90 Days)

The lowest round-trip price available on each day we checked

$251$280$310$339$368Feb 7Mar 15Apr 20
Best: $25173 price checksWorst: $368
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