Cheap flights from Mexico to St. Louis from $188
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Mexico to St. Louis departing on 11/5. 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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Fly from
Fly to
Route
Depart
Return
GuadalajaraSt. Louis
GDL Guadalajara Miguel Hidal - STL Lambert-St Louis
GDLSTL
Guadalajara Miguel Hidal
Thu 11/19
11:47 pm-5:40 pm
2 stops17h 53m
Lambert-St Louis
Thu 11/26
5:15 pm-11:06 am
2 stops17h 51m
GuadalajaraSt. Louis
GDL Guadalajara Miguel Hidal - STL Lambert-St Louis
GDLSTL
Guadalajara Miguel Hidal
Thu 11/19
11:47 pm-5:40 pm
2 stops17h 53m
Lambert-St Louis
Thu 11/26
5:15 pm-10:45 pm
1 stop29h 30m
Puerto VallartaSt. Louis
PVR Puerto Vallarta Ordaz - STL Lambert-St Louis
PVRSTL
Puerto Vallarta Ordaz
Thu 12/3
3:31 pm-12:22 pm
2 stops20h 51m
Lambert-St Louis
Mon 12/7
5:49 pm-1:06 pm
2 stops19h 17m
Puerto VallartaSt. Louis
PVR Puerto Vallarta Ordaz - STL Lambert-St Louis
PVRSTL
Puerto Vallarta Ordaz
Thu 12/3
2:03 pm-5:05 pm
1 stop27h 02m
Lambert-St Louis
Mon 12/7
6:30 am-1:27 pm
1 stop6h 57m
Puerto VallartaSt. Louis
PVR Puerto Vallarta Ordaz - STL Lambert-St Louis
PVRSTL
Puerto Vallarta Ordaz
Thu 12/3
3:31 pm-10:59 pm
2 stops31h 28m
Lambert-St Louis
Mon 12/7
5:25 am-1:27 pm
1 stop8h 02m
Mexico CitySt. Louis
MEX Mexico City Benito Juarez - STL Lambert-St Louis
MEXSTL
Mexico City Benito Juarez
Thu 11/19
11:10 am-5:40 pm
2 stops30h 30m
Lambert-St Louis
Thu 11/26
5:15 pm-9:10 pm
1 stop27h 55m
CancúnSt. Louis
CUN Cancun - STL Lambert-St Louis
CUNSTL
Cancun
Mon 11/16
12:23 pm-2:46 pm
Nonstop3h 23m
Lambert-St Louis
Mon 11/30
6:00 am-10:14 am
Nonstop3h 14m
CancúnSt. Louis
CUN Cancun - STL Lambert-St Louis
CUNSTL
Cancun
Fri 11/20
11:44 am-5:40 pm
1 stop6h 56m
Lambert-St Louis
Fri 11/27
6:00 am-10:14 am
Nonstop3h 14m
LeónSt. Louis
BJX León Del Bajio - STL Lambert-St Louis
BJXSTL
León Del Bajio
Sat 11/21
8:48 am-11:56 pm
1 stop15h 08m
Lambert-St Louis
Sat 11/28
6:00 am-4:58 pm
1 stop10h 58m
Mexico CitySt. Louis
MEX Mexico City Benito Juarez - STL Lambert-St Louis
MEXSTL
Mexico City Benito Juarez
Wed 12/23
1:55 pm-12:46 am
2 stops10h 51m
Lambert-St Louis
Sat 1/2
6:00 am-12:50 pm
1 stop6h 50m
See travel insights to St. Louis from
How to get the cheapest flight ticket from Mexico 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 month to fly to St. Louis?
In general, May is the cheapest month to fly from Mexico to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $516. The month of August is another great option to travel to St. Louis, with average flight prices from Mexico averaging around $572.
What is the cheapest Mexico to Lambert-St Louis flight route?
Fly from Cancun to Lambert-St Louis for the best Mexico - Lambert-St Louis flight prices
What cabin class options are available on Mexico to St. Louis flights?
There is only 1 cabin class available to choose from on Mexico to St. Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Mexico to St. Louis flights?
You could potentially save up to 11% on your flight if you consider stops on a Mexico to St. Louis flight.
What is the cheapest airline that flies from Mexico to Lambert-St Louis?
United Airlines, Delta, and Frontier are the most popular carriers operating from Mexico to Lambert-St Louis
What airlines fly to St. Louis?
Delta, United Airlines and Frontier are the top three most popular airlines that fly to St. Louis from Mexico according to our data. Delta is the first choice among our users, with 37% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 3 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.
How many flights depart from Mexico to St. Louis on average per week?
As of October 2026, 2 flights take off from Mexico and land in St. Louis each week. The most common flight departure day for this route is Tue, with 50% of weekly flights taking off on this day.
How long does it take to fly to St. Louis?
Flight times from Mexico to St. Louis vary, but if you’re flying out of Cancún and flying into St. Louis (one of the most popular routes), then the duration is 3h 20m on average. Another popular route from Mexico to St. Louis is flying from Monterrey to St. Louis, which will take roughly 5h 32m. Keep in mind that layovers or delays could extend your travel time.
Cheap Mexico to St. Louis flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Mexico to St. Louis
Frequently asked questions about flying from Mexico to St. Louis
When did momondo last update prices for flights from Mexico to Lambert-St Louis Airport?
Prices for flights from Mexico to Lambert-St Louis Airport refresh daily.
How many operators does momondo search for flights from Mexico to Lambert-St Louis Airport?
The number of operators available for flights from Mexico to Lambert-St Louis Airport is 3 as of October 2026.
How old do you have to be to fly from Mexico to Lambert-St Louis Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Mexico 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 Mexico to St. Louis?
Based on momondo bookings for flights between Mexico and St. Louis, the leading plane model is Airbus A321-100/200, making up 25.00% of the total bookings. Other popular models include Airbus A320-100/200 with 15.00%, Airbus A321neo with 10.00%, and Boeing 777 with 10.00%.
Best airlines flying from Mexico to St. Louis
Compare and see reviews for airlines that fly from Mexico to St. Louis with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $298 | Free Cancellation | Rating 5.6 2,551 reviews | |||
| PriceFrom $466 | Free Cancellation | Rating 7.4 10,315 reviews | |||
| PriceFrom $521 | Free Cancellation | Rating 7.8 8,635 reviews |
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Mexico to St. Louis?
Finding the right flight to St. Louis from Mexico is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. Louis quick and easy, saving you time and money.
Can I find flights from Mexico to St. Louis with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Mexico to St. Louis flights to just show those with flexible booking policies.
How can momondo help me find flights from Mexico to St. Louis?
Once you have performed a search for Mexico to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Mexico to St. Louis right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to St. Louis from Mexico. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.