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Cheap flights from Cancún to St. Louis from $149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cancún to St. Louis departing on 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Cancún to St. Louis

Cheap round-trip flights

These are some of the best round-trip flight deals from Cancún to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Cancún to St. Louis.

Cheap last minute flights

Planning a quick getaway from Cancún to St. Louis? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to St. Louis, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Cancún to St. Louis

Find recent round-trip train or bus tickets from Cancún to St. Louis.

All round-trip flight deals to St. Louis

The cheapest plane tickets to St. Louis found on KAYAK recently.
5:10 pm - 10:24 amCUN-STL
18h 14m1 stop
8:00 am - 5:50 pmSTL-CUN
8h 50m2 stops
$349United Airlines
Find Deal
Tue, Feb 4 - Tue, Feb 11
12:21 pm - 2:44 pmCUN-STL
3h 23mnonstop
6:25 am - 10:50 amSTL-CUN
3h 25mnonstop
$386Frontier
Find Deal
Tue, Feb 4 - Tue, Feb 11
12:21 pm - 2:44 pmCUN-STL
3h 23mnonstop
7:15 am - 4:25 pmSTL-CUN
8h 10m1 stop
Tue, Feb 4 - Tue, Feb 11
1:16 pm - 12:10 pmCUN-STL
23h 54m3 stops
3:48 pm - 11:41 amSTL-CUN
18h 53m2 stops
Tue, Feb 4 - Tue, Feb 11
12:21 pm - 2:44 pmCUN-STL
3h 23mnonstop
5:20 pm - 9:09 amSTL-CUN
14h 49m1 stop
Tue, Feb 25 - Tue, Feb 25
12:21 pm - 2:44 pmCUN-STL
3h 23mnonstop
5:20 pm - 10:44 pmSTL-CUN
28h 24m2 stops
Tue, Feb 25 - Tue, Feb 25
12:10 am - 3:06 pmCUN-STL
15h 56m2 stops
3:48 pm - 11:41 amSTL-CUN
18h 53m2 stops
Mon, Feb 3 - Tue, Feb 11
8:39 am - 3:11 pmCUN-STL
7h 32m1 stop
5:36 pm - 12:54 pmSTL-CUN
18h 18m2 stops
$842United Airlines
Find Deal
Tue, Feb 25 - Tue, Feb 25
3:10 pm - 9:16 amCUN-STL
19h 06m1 stop
$149Frontier
Find Deal
Tue, Mar 4
3:49 pm - 9:16 amCUN-STL
18h 27m1 stop
$157Frontier
Find Deal
Fri, Feb 14
1:16 pm - 2:42 pmCUN-STL
26h 26m1 stop
$158Spirit Airlines
Find Deal
Wed, Feb 12
12:28 pm - 6:27 pmCUN-STL
5h 59m1 stop
$161Spirit Airlines
Find Deal
Sat, May 10
12:21 pm - 2:44 pmCUN-STL
3h 23mnonstop
$165Volaris
Find Deal
Fri, Feb 7
12:21 pm - 2:44 pmCUN-STL
3h 23mnonstop
$176Volaris
Find Deal
Fri, Feb 14
10:08 am - 11:43 pmCUN-STL
14h 35m1 stop
Wed, Mar 5
10:09 am - 11:31 pmCUN-STL
14h 22m1 stop
Fri, Feb 7
12:35 pm - 12:12 pmCUN-STL
24h 37m2 stops
$210United Airlines
Find Deal
Wed, Mar 5
5:55 pm - 2:36 pmCUN-STL
21h 41m2 stops
$211United Airlines
Find Deal
Tue, Mar 4
12:21 pm - 2:44 pmCUN-STL
3h 23mnonstop
6:25 am - 10:50 amSTL-CUN
3h 25mnonstop
$386Frontier
Find Deal
Tue, Feb 4 - Tue, Feb 11

United Airlines flights from Cancún to St. Louis

Our best United Airlines deals on Cancún to St. Louis flight tickets
United Airlines
Feb 4
CUN5:10 pmCancun
18h 14m
1 stop
STL10:24 amLambert-St Louis
Feb 11
STL8:00 amLambert-St Louis
8h 50m
2 stops
CUN5:50 pmCancun
United Airlines
Feb 25
CUN8:39 amCancun
7h 32m
1 stop
STL3:11 pmLambert-St Louis
Feb 25
STL5:36 pmLambert-St Louis
18h 18m
2 stops
CUN12:54 pmCancun

See travel insights to St. Louis from

How to get the cheapest flight ticket from Cancún to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Monday when prices can be found for as low as $494. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $494. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Cancún in the morning is the least expensive time of day to depart. momondo users have found prices as low as $407 when looking at flights departing in the morning. At noon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $494 per ticket.

What is the cheapest Cancun to Lambert-St Louis flight route?

Fly from Cancun to Lambert-St Louis for the best Cancun - Lambert-St Louis flight prices

What cabin class options are available on Cancun to Lambert-St Louis flights?

There are 2 cabin classes available to choose from on Cancun to Lambert-St Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Cancún to St. Louis flight prices changed over time?

As of January 2025, prices for Cancún to St. Louis flights are approximately 19% more expensive when compared to flights at the same time last year.

When to book flights from Cancún to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Cancún to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Cancún to St. Louis (CUN to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cancún to St. Louis

Best Price Found

$149

Fastest flight time

3h 22m

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Cancún in the past 72 hours is $149. The best round-trip flight deal from Cancún to St. Louis found on momondo in the last 72 hours is $349.
The fastest flight from Cancún to St. Louis takes 3h 22m
Direct flights go from Cancún to St. Louis every day.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • How far is Cancun to Lambert-St Louis by plane?

    There are 1222.8 mi between Cancun and Lambert-St Louis. In terms of flight time, this usually takes a little over 3h 23m.

  • When did momondo last update prices for flights from Cancun Airport to Lambert-St Louis Airport?

    Prices for flights from Cancun Airport to Lambert-St Louis Airport refresh daily.

  • How old do you have to be to fly from Cancun Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cancun Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Cancún to St. Louis?


Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Collinsville
Florissant
Maryland Heights
Hermann
Fairview Heights
O'Fallon
Fenton
Farmington
Alton
Wentzville
St. Peters
Eureka
Festus
Clayton
Edwardsville
Glencoe
Litchfield
Grafton

Why use momondo?

Why should I use momondo to find a flight deal from Cancún to St. Louis?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cancún to St. Louis for you.

Can I find flights from Cancún to St. Louis with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to St. Louis from Cancún with this policy.

How can momondo help me find flights from Cancún to St. Louis?

momondo helps you find the best flight between Cancún and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Cancún to St. Louis right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Cancún to St. Louis now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. Louis and let you know when they change.


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