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

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
under 2
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

Sun Mon Tue Wed Thu Fri Sat
  1 $420 2 $393 3 $393 4 $396 5 $393 6
$393
7
$393
8 $393 9
$393
10 $393 11 $396 12 $402 13 $406
14 $401 15
$401
16
$401
17 $395 18 $507 19 $482 20 $465
21 $402 22 $402 23 $448 24 $410 25 $546 26 $538 27 $547
28 $468 29 $453 30 $408 31 $405      

Best fares found by others...

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 6:00 am 9:05 am Dec 19 - Dec 19
16 6:00 am 9:07 am Dec 20 - Mar 1
16 6:10 am 9:15 am Nov 22 - Dec 17