Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline United Airlines

The cheapest airline(s) flying from Saint Louis to Cancun is United Airlines.

  • United Airlines United Airlines
  • Aeromexico Aeromexico
  • American Airlines American Airlines
  • Air Canada Air Canada
  • Alaska Airlines Alaska Airlines
Cheapest Month May

Travel Period: February 2025 - January 2026

The cheapest month(s) to fly from Saint Louis to Cancun is May.

  • Feb 2025
  • Mar 2025
  • Apr 2025
  • May 2025
  • Jun 2025
  • Jul 2025
  • Aug 2025
  • Sep 2025
  • Oct 2025
  • Nov 2025
  • Dec 2025
  • Jan 2026
Cheapest Day of the Week Monday

The cheapest day(s) of the week to fly from Saint Louis to Cancun is Monday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday

Flight Schedules

Last Updated: Thu, 2 Jan, 2025

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      • 08:00 STL
        15:33 CUN
        6Hrs, 33m 1 Stop (ORD)
      • STLSt Louis Lambert Intl Airport 08:00 - CUN 15:33 6h 33m 1 Stop (ORD) Chicago
      • STLSt Louis Lambert Intl Airport 08:00
        ORDChicago O'Hare International Airport 10:36
      • ORDChicago O'Hare International Airport 09:36
        CUNCancun Airport 15:33
      • 6h 33m (1h)
      • 1 Stop ORD · Chicago 1h
      • United Airlines (UA 4183)Canadair Regional Jet 550
        United Airlines (UA 1659)Boeing 737 900
      • United Airlines (UA 4183)
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      No Schedules Sorry, there are no schedules matching your filters. Try removing one. reset
      What’s the most popular airline flying from Saint Louis to Cancun?

      The most popular airline flying from Saint Louis to Cancun is Frontier Airlines. Find the latest flight deals on Wego.

      How far is Cancun from Saint Louis?

      The flight distance between Saint Louis and Cancun is 1968km. Check all available flights on Wego.

      When is the earliest and latest flight of the day?

      The earliest flight of the day departs at 08:00. The last flight of the day departs at 08:00. See the full list of flight times on Wego.

      All Airports in Saint Louis

      St Louis Lambert Intl Airport STL

      All Airports in Cancun

      Cancun Airport CUN

      Popular Airlines Flying From Saint Louis to Cancun

      Frontier Airlines ‏()

      Popular Destinations From Cancun

      Popular Destinations From Saint Louis

      Popular Hotels in Cancun

      Hotels In Popular Destinations