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Cheap Flights from Cancun to St Louis (CUN - STL)

DepartReturn
1 adult
Note: some airlines charge for infants in laps.
The price shown for each flight will be the average for all passengers including any infants.
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Best fares from CUN to STL (Found by others)

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  1 $623 2 $601 3 $609 4
$609
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9 $670 10 $504 11
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KAYAK searches hundreds of sites to find the best rate for your next flight from Cancun to St Louis. Get the best flight deal for your St Louis trip!
Here's how it works. Search KAYAK for a flight ticket from Cancun to St Louis. Sort, filter and compare results on one web page. Then book your plane ticket direct on the airline or travel agent site of your choice!
Select an airline:  Frontier
Direct flights CUN to STL on Frontier
Flight # Depart CUN Arrive STL Sun Mon Tue Wed Thu Fri Sat Valid Between
17 10:00 am 1:09 pm Sep 8 - Sep 29
17 10:00 am 1:10 pm Oct 1 - Oct 25
17 10:05 am 1:14 pm Aug 29 - Sep 6