Cheapest one-way flights from St. Louis to Cancun in April from 132€

AirHint found the following cheapest one-way flights from St. Louis (STL) to Cancun (CUN) in April 2026 (see full year).

One-Way flights

09 Apr Frontier Airlines
06 Apr Frontier Airlines direct
13 Apr Frontier Airlines direct
10 Apr Frontier Airlines
12 Apr Frontier Airlines
15 Apr Delta
08 Apr Frontier Airlines direct
07 Apr Frontier Airlines direct
09 Apr Frontier Airlines direct
05 Apr Frontier Airlines direct

Also check the deals for return flights from St. Louis to Cancun in April.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Cancun

Cheap car rent in Cancun

Feel free to contact us with any feedback or request another flight research.