SEARCH ONE AND DONE. - Compare hundreds of travel sites at once.
Choose where to book.
Find deals from over 400 airlines worldwide.

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.
Choose Sites to Compare vs. KAYAK all | none

Best fares from STL to CUN (Found by others)

Sun Mon Tue Wed Thu Fri Sat
        1 $473 2 $394 3 $376
4 $393 5 $393 6 $393 7 $394 8 $384 9 $375 10 $384
11 $393 12 $393 13 $393 14 $394 15 $408 16 $421 17 $398
18 $408 19 $437 20 $394 21 $425 22 $424 23 $424 24 $425
25 $425 26 $384 27 $407 28 $376 29 $384 30 $390 31 $424
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 6:20 am 9:18 am Apr 20 - May 26
10 12:00 pm 2:59 pm May 24 - Jun 7