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

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 STL to CUN (Found by others)

Sun Mon Tue Wed Thu Fri Sat
      1 $517 2 $448 3
$448
4 $507
5
$507
6
$507
7 $417 8 $421 9 $539 10 $497 11 $452
12 $512 13 $454 14 $454 15 $514 16 $470 17 $495 18 $538
19
$538
20
$538
21
$538
22
$538
23 $538 24 $537 25 $394
26 $397 27
$397
28 $401 29
$401
30 $409 31 $457  
KAYAK searches hundreds of sites to find the best rate for your next flight from St Louis to Cancun. Get the best flight deal for your Cancun trip!
Here's how it works. Search KAYAK for a flight ticket from St Louis to Cancun. 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 STL to CUN on Frontier
Flight # Depart STL Arrive CUN Sun Mon Tue Wed Thu Fri Sat Valid Between
16 6:10 am 9:08 am Sep 22 - Sep 29
16 6:10 am 9:15 am Oct 1 - Oct 25
16 6:10 am 8:15 am Oct 27 - Nov 1