Cheap Flight Tickets from St Louis (STL) to Cancún (CUN), Starting at $460

Good to Know: Cheapest and Fastest STL - CUN Flights

Useful information for finding best airline tickets from Lambert St Louis International to Cancún International on your next trip.

Cheapest Round Trip Flight

$460

WN Southwest Airlines • 2 stops • 31h 40m

Nov 12 – Nov 17

The cheapest round trip flight from St Louis to Cancún (STL-CUN-STL) is currently $460

🔍 Search Flights

Cheapest Direct Flight

$515

WN Southwest Airlines • nonstop • 5h 5m

Nov 12

The cheapest nonstop flight from St Louis to Cancún (STL-CUN) is currently $515

🔍 Search Flights

Fastest Flight

5h 5m

The fastest nonstop flight from St Louis to Cancún (STL-CUN) takes 5h 5m

Top Airlines Flying from St Louis to Cancún

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Air Canada-AC

Air Canada

Aeromexico Airline (AM)

Aeromexico

WestJet Airlines

WestJet Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from St Louis (STL) to Cancún (CUN)

Compare and book low fare round-trip air tickets from St Louis to Cancún. Ideal for travelers with confirmed return itineraries.

Nov 12 - Nov 17, Economy
WN
St Louis → Cancún
31h 40m
4:45 PM - 12:45 PM • 2 stops
WN
St Louis → Cancún
10h 45m
1:45 PM - 7:30 PM • 1 stop
$460
Southwest Airlines
Nov 12 - Nov 17, Economy
WN
St Louis → Cancún
32h 20m
4:45 PM - 1:25 PM • 2 stops
WN
St Louis → Cancún
9h 5m
8:20 AM - 1:05 PM • 1 stop
$460
Southwest Airlines
Nov 12 - Nov 17, Economy
AA
St Louis → Cancún
29h 5m
8:15 PM - 3:00 PM • 1 stop
AA
St Louis → Cancún
10h 28m
7:00 AM - 12:28 PM • 1 stop
$720
American Airlines
Nov 12 - Nov 17, Economy
F9
St Louis → Cancún
5h 14m
6:20 AM - 10:34 AM • nonstop
UA
St Louis → Cancún
34h 17m
6:16 PM - 2:13 PM • 1 stop
$911
Frontier Airlines
Nov 12 - Nov 17, Economy
DL
St Louis → Cancún
11h 41m
6:00 AM - 3:06 PM • 1 stop
DL
St Louis → Cancún
15h 28m
6:04 AM - 4:43 PM • 2 stops
$913
Delta Airlines
Nov 12 - Nov 17, Economy
F9
St Louis → Cancún
5h 14m
6:20 AM - 10:34 AM • nonstop
B6
St Louis → Cancún
45h 37m
3:03 PM - 5:40 PM • 3 stops
$913
Frontier Airlines

Fly from St Louis to Cancún with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from St Louis to Cancún? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on St Louis to Cancún Flights

What are the airports in St Louis?
STL
What’s the most popular airline flying from STL to CUN?
The most popular airline flying from St Louis to Cancún are
Can I fly from STL to CUN non-stop?
Yes, you can fly STL to CUN non-stop on
Which airlines fly nonstop between St Louis and Cancún?
The non-stop flights between St Louis and Cancún are .
What’s the earliest departure time from STL to CUN Airport?
The earliest flight leaves STL at 6:00 am and lands in CUN - Cancún International
What are the airports in Cancún?
CUN
Can I make changes to my St Louis to Cancún flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from STL to CUN?
Read the fare rules of the St Louis to Cancún air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from St Louis and Cancún?
operate flights between St Louis and Cancún
How long does a flight from St Louis to Cancún take?
It takes approximately 3 hour to fly non-stop from STL to CUN, which is 1237.65 miles by air.
Which airlines provide the cheapest flights from St Louis (STL) to Cancún (CUN) ?
In the past couple of days, the cheapest tickets to CUN from STL were found on AA : USD 720
Do I need a passport to fly between STL and CUN?
Yes
What’s the latest departure time from STL to CUN ?
The last flight leaves STL at 2:000 pm

St Louis (STL) to Cancún (CUN): Airport Information

Origin Airport Lambert St Louis International , St Louis, US
Destination Airport Cancún International , Cancún, MX
Distance 1238 miles

More Flight Options for St Louis (STL) and Cancún (CUN)

Why Fareleaders for STL to CUN Plane Tickets

Lowest Prices
Lowest Prices
Uncover the best deals on St Louis to Cancún flights by comparing fares from hundreds of airlines and agencies.
New Deals
New Deals Everyday
Get the best prices on STL to CUN flights—we update our fares daily so you never miss a saving.
Best Travel Options
No Service Fees
Compare hundreds of St Louis to Cancún flights and secure the best deals—we never add any service fees.
Get Fare Drop Alert
Be the first to know when fares drop for the St Louis (STL) to Cancún (CUN)
Terms and Conditions*