Cheap air tickets from St Louis to Cancun

Compare St Louis to Cancun flight deals

Find the cheapest month or even day of the year to fly to Cancun

Book the best Cancun fare with no extra fees

Flight deals from St Louis to Cancun

Looking for a cheap last-minute deal or the best return flight from St Louis to Cancun? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from St Louis to Cancun

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Cancun flights are currently cheapest in December.

Direct flights from St Louis to Cancun

St Louis to Cancun: Alternative routes

Compare routes from St Louis to Cancun below. You may find an airport to fly into that's cheaper, faster, or easier than Cancun.

St Louis to Cancun: Flight information

The things to know before you go.
Cheapest flight foundHK$2,262
Cheapest month to flyDecember
Average flight time3 hrs, 16 mins
Most popular airlineSouthwest Airlines
Average flights per week23

Finding cheap flights from St Louis to Cancun: Frequently asked questions

The best price we found for a return flight from St Louis to Cancun is HK$2,262. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 16 minutes is the average flight time from St Louis to Cancun.
Southwest Airlines, Frontier Airlines and Volaris fly direct from St Louis to Cancun.
As of November 2024, there are 23 flights per week flying from St Louis to Cancun.
The cheapest month to fly from St Louis to Cancun is usually November 2024.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Cancun Airport on Sunday, 15 December 2024.
Yes – the average flight time is 3 hours and 16 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Cancun but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Cancun is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Cancun.

How to find cheap flights from St Louis to Cancun

Looking for cheap air tickets from St Louis to Cancun? Whether you are aiming to find one-way or return flights, here are a few tips on how to secure the best ticket price and make your journey as smooth as possible.

  • Simply hit 'search'. We've compared flight tickets from all major online travel agents and airlines flying from St Louis-Cancun to find the cheapest flights. And with us there are no hidden extras - what you see is what you pay.

  • Flex your dates to find the flight price for your St Louis-Cancun flight. If your travel dates are flexible, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Cancun from St Louis.

  • Set up a Price Alert. You can easily track the price of your flight from St Louis to Cancun by creating an alert. Whenever prices go down or up, you'll get a push notification or e-mail to help you get the best flight deal.

  • Look for non-stop flights. Only interested in direct flights between St Louis and Cancun ? Make sure to tick 'Direct flights only' when performing a search. If there are flights without stops available, these will appear in the results.

  • Include nearby airports in your search. Widen your search for St Louis to Cancun flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save on your next trip.

  • Find the cheapest Business class flights from St Louis to Cancun. Check the difference in price of your St Louis-Cancun plane ticket when travelling in Economy, Premium economy, Business or First class. Note that not all cabin classes are available on every route or airline.

  • Search for cheap flights when out and about. To get the best flight booking experience regardless of where you are, download our app and search for flight tickets from St Louis to Cancun on the go.

Book air tickets from St Louis to Cancun  with peace of mind

  • Find flexible flights. Your airline might be offering flexible tickets from St Louis to Cancun , which means you won't lose out if your flight has to be changed or cancelled.

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  • Add travel cost protection. Avoid travel pitfalls and choose travel cost protection - it's available at the checkout as you book your St Louis-Cancun flight with us.

  • Reduce your carbon footprint by selecting a greener flight option. To check whether there are any lower emissions flights available on the route St Louis-Cancun , simply check the “only show flights with lower CO₂ emissions” box later on in your search.

Combine your flight to Cancun with hotels and car hire

Once you've secured your flight booking from St Louis to Cancun, we will help you discover the best prices and exclusive rates for cheap hotels in Cancun or nearby. And if you're looking for car hire, we've got you covered too. We allow you to compare hundreds of car hire companies in one search and find the best price on car rental in Cancun.

Compare St Louis-Cancun tickets with other routes

Not entirely set on flying from St Louis to Cancun yet? You can easily browse other destinations by searching flights to 'Everywhere' - this will allow you to find the cheapest place to travel from your chosen departure point.


Prices shown on this page are estimated lowest prices only. Found in the last 45 days.