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Cheap Flights from St. Louis to Cancun $257.26

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Cheapest Flights from St. Louis to Cancun (STL to CUN)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from St. Louis to Cancun (STL to CUN)

Question : Looking for the quickest flight from STL to CUN?
Answer : If you're able to take the fastest direct flight (which is offered by Frontier Airlines), you can leave STL at 6:20 AM CST and get to CUN at 9:22 AM EST (2 hours and 2 minutes). Remember, there is a one-hour time difference.

Question : Interested in traveling in the next 30 days and want to get the lowest fare?
Answer : December 24th offers bookings (as of December 5th) that are 31% below the average price for this route. Saving now means you'll have more money to spend on your trip.

Question : If your plans are flexible, have you considered changing your departure day?
Answer : Wednesday is your cheapest day to fly in December. Flexibility is paramount when booking travel plans in order to keep costs down.

Question : Do travelers from Saint Louis typically stay in Cancun for very long?
Answer : Of course you're not most people, but if you were, you'd stay roughly seven days.

Question : How many departure times from Lambert-St. Louis International Airport (STL) to Cancun International Airport (CUN) are there on a daily basis?
Answer : On average, there are three options. You won't have as many choices on this route as most others.

Question : How often are prices changing for this route?
Answer : Flight prices for STL to CUN change much more than most. The further out you book a route, the more likely you are to save.