Cheap flights from St. Louis (STL) to Mexico

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Home North America Mexico Cheap flights from St. Louis to Mexico

How to find the cheapest flight from
St. Louis (STL) to Mexico

All the information you need to plan the best STL to MEX flight in 2021: compare St. Louis to Mexico flight prices with the expected peak season, weather and rainfall in Mexico.
How far in advance should I book a flight from St. Louis to Mexico?

Find a great deal and save up to 14% by booking at least 37 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from St. Louis to Mexico within the next two weeks, with the cheapest ticket starting at $465.

What is the cheapest month to fly from St. Louis to Mexico?

September can be a great time to fly to Mexico from St. Louis with a flight ticket averaging about $440. Cheapflights users have found deals in the month of September for as cheap as $296. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from St. Louis to Mexico (STL - MX)?

When flying from St. Louis to Mexico, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from St. Louis to Mexico in October, November 2021

The best prices found for STL to Mexico flights for October, November
13 Nov - 20 Nov
$169pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
CUN
Cancún
CUN
Cancún
American Airlines
Non-Stop
STL
Lambert-St Louis
31 Oct - 4 Nov
$176pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
CUN
Cancún
CUN
Cancún
American Airlines
 
1 STOP
STL
Lambert-St Louis
20 Oct - 27 Oct
$178pp
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
CUN
Cancún
CUN
Cancún
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis

Lambert-St Louis to Mexico 2021 flight deals

Cheap flights to Mexico from St. Louis found for this year
13 Nov - 20 Nov
$169pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
CUN
Cancún
CUN
Cancún
American Airlines
Non-Stop
STL
Lambert-St Louis
31 Oct - 4 Nov
$176pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
CUN
Cancún
CUN
Cancún
American Airlines
 
1 STOP
STL
Lambert-St Louis
20 Oct - 27 Oct
$178pp
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
CUN
Cancún
CUN
Cancún
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis

Non-stop flights to Mexico from St. Louis

Save time with St. Louis to Mexico direct flight deals
27 Nov - 4 Dec
$188pp
STL
Lambert-St Louis
American Airlines
Non-Stop
CUN
Cancún
CUN
Cancún
American Airlines
Non-Stop
STL
Lambert-St Louis
27 Nov - 27 Dec
$245pp
STL
Lambert-St Louis
Multiple Airlines
Non-Stop
CUN
Cancún
CUN
Cancún
Spirit Airlines
Non-Stop
STL
Lambert-St Louis
13 Nov - 20 Nov
$268pp
STL
Lambert-St Louis
American Airlines
Non-Stop
CUN
Cancún
CUN
Cancún
American Airlines
Non-Stop
STL
Lambert-St Louis

Last minute flights from St. Louis to Mexico

Late deals on round-trip flights to Mexico from St. Louis, departing today and this week
25 Oct - 2 Nov
$180pp
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
CUN
Cancún
CUN
Cancún
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis
25 Oct - 2 Nov
$188pp
STL
Lambert-St Louis
Spirit Airlines
   
2 STOPS
CUN
Cancún
CUN
Cancún
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis
25 Oct - 28 Oct
$190pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
CUN
Cancún
CUN
Cancún
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis

One-way flights to Mexico from St. Louis

The cheapest one-way flights from St. Louis to Mexico
6:25 am - 3:58 pm
Delta
2 Stops
9h 33m
STL - CUN
Delta
$89
Delta
1:00 am - 4:45 pm
American Airlines
1 Stop
14h 45m
STL - CUN
American Airlines
$98
5:40 am - 1:23 pm
Frontier
1 Stop
6h 43m
STL - CUN
Frontier
$107
SmartFares

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St. Louis</span> to <span class="emphasized">Mexico</span> flights.

Flight FAQs

From St. Louis to Mexico

What airport do you fly from for flights from St. Louis to Mexico?

Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Mexico.

Which airlines flying from Lambert-St Louis to Mexico have flexible cancellations due to COVID-19?

Some of our airline partners flying from Lambert-St Louis to Mexico have new flexible policies in place due to COVID-19. American Airlines, Frontier, and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from St. Louis to Mexico for under $200 on Cheapflights?

Yes, there are multiple flights from St. Louis to Mexico for under $200. The cheapest flight booked recently is on American Airlines for just $167, but on average you can expect to pay $183.

Are there nonstop flights from St. Louis to Mexico for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from St. Louis to Mexico under $200. A good price for a nonstop flight from St. Louis to Mexico is less than $298.

Are there last-minute flights available from St. Louis to Mexico for under $200?

There are currently 20+ open flights from St. Louis to Mexico within the next 7 days for less than $200.

How popular is this St. Louis to Mexico flight route?

Within the past month, 30 users have taken a look at flights from Lambert-St Louis to Mexico.

What are the cheapest airlines to fly from St. Louis to Mexico one-way?

For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $69. Users have also found prices from $79 and $83 on American Airlines and Frontier, respectively.

What are the most popular routes from St. Louis to Mexico?

The most popular route from St. Louis to Mexico is Lambert-St Louis - Cancún. You may also consider Lambert-St Louis - San José del Cabo Los Cabos or Lambert-St Louis - Puerto Vallarta Ordaz.

What are the cheapest flights from St. Louis to Mexico?

The cheapest flight price from St. Louis to Mexico is $135. On average you can expect to pay $531. The most popular route, (Lambert-St Louis - Cancún), can usually be booked for $176.

What are the most popular airlines that fly from St. Louis to Mexico?

The most popular airlines flying from St. Louis to Mexico are Major Airline, American Airlines and Aeromexico. Something to consider prior to booking your flight.

Related searches

Flights to Mexico from St. Louis (STL)
Flights to St. Louis Flights to Mexico

Rent a Car

Car Rentals in Mexico

COVID Restrictions

View COVID Travel Restrictions for Mexico

Do I need a COVID test to fly to Mexico from St. Louis?

Information is based on travel restrictions from Lambert-St Louis to Mexico

Most visitors from Lambert-St Louis can enter Mexico without restrictions.

COVID-19 testing requirements
Visitors from Lambert-St Louis are not required to present a negative COVID-19 PCR test or antigen result upon entering Mexico.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Mexico.

Documents
Health Declaration Form - Completed form should be presented upon arrival


Do I need a test to fly back to St. Louis from Mexico?

Returning to Lambert-St Louis from Mexico

COVID-19 testing requirements
Visitors from Mexico must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Lambert-St Louis.

Quarantine requirements
Visitors from Mexico are not required to quarantine after entering Lambert-St Louis.

Hide COVID Travel Restrictions for Mexico

Destination points for flights from St. Louis to Mexico

Select to see more specific information for flights from St. Louis to all places in Mexico.
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Destination information for Mexico

Things to know before you go - useful duration and weather info for your trip from St. Louis to Mexico.
Today's exchange rate
$1 = $20.48

Airports servicing St. Louis

St. Louis (STL)

Top 7 airlines flying from Lambert-St Louis to Mexico

The chart below displays the airlines Cheapflights users traveling from St. Louis to Mexico choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Delta 		$112 $426 No cancel fee N/A
United Airlines 		$142 $575 No cancel fee 69%
Aeromexico 		$155 $496 No cancel fee N/A
Frontier 		$167 $423 No cancel fee 62%
American Airlines 		$197 $589 No cancel fee 71%
Interjet 		$241 $278 No cancel fee 68%
Volaris 		$296 $352 No cancel fee 79%

Popular flight searches

Check out other popular destinations found by fellow travelers in 2021.
Home North America Mexico Cheap flights from St. Louis to Mexico