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The cheapest flights to Cancun Intl. found within the past 7 days were $218 round trip and $100 one way. Prices and availability subject to change. Additional terms may apply.
|Lambert-St. Louis Intl.|
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Flight path for flights from Lambert-St. Louis International Airport to Cancun International Airport
Airlines & Aircraft Used on STL to CUN Flight Routes
With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times.
Airfares to Cancun CUN from St. Louis STL currently cost between $218 and $302. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply.
If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from St. Louis STL to Cancun CUN on Travelocity starting at $100. Prices and availability subject to change. Additional terms may apply.
Get to Cancun faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to CUN from STL to take around hour(s) min(s).
Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to CUN from STL. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.
If you’re flexible about when you travel, February is usually the cheapest month to fly from St. Louis STL to Cancun CUN. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first.
Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to CUN from STL have this option.
We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving.
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