MEX - STL

$247 Find Cheap Flights from Mexico City to St. Louis

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Mexico City to St. Louis departing on 7/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Mexico City to St. Louis, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Mexico City to St. Louis, as well as popular online travel agencies
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Flights Deals

Cheap Flights from Mexico City to St. Louis (MEX-STL)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Mexico City to St. Louis that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Mexico City to St. Louis

Tue, Aug 19 - Sun, Aug 24
Frontier Logo
8:10 am - 9:11 amMEX-STL
24h 01m1 stop
Frontier Logo
10:17 am - 10:55 pmSTL-MEX
13h 38m1 stop
$443Frontier
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Tue, Aug 19 - Mon, Aug 25
Frontier Logo
6:45 am - 6:09 pmMEX-STL
10h 24m1 stop
Frontier Logo
1:26 pm - 10:55 pmSTL-MEX
10h 29m2 stops
$455Frontier
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Wed, Aug 6 - Sun, Aug 17
Logo
11:05 am - 11:47 pmMEX-STL
11h 42m1 stop
Logo
9:15 am - 11:15 pmSTL-MEX
15h 00m1 stop
$483
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Thu, Oct 9 - Thu, Oct 23
Delta Logo
3:05 pm - 12:37 amMEX-STL
8h 32m1 stop
Delta Logo
9:00 am - 8:55 pmSTL-MEX
12h 55m2 stops
$500Delta
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Tue, Aug 19 - Mon, Aug 25
United Airlines Logo
11:35 am - 10:16 pmMEX-STL
9h 41m1 stop
United Airlines Logo
6:15 am - 10:45 amSTL-MEX
5h 30m1 stop
$504United Airlines
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Sun, Aug 17 - Mon, Aug 25
Logo
12:40 am - 12:10 pmMEX-STL
10h 30m2 stops
Logo
7:54 pm - 5:30 pmSTL-MEX
22h 36m1 stop
$505
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Wed, Aug 6 - Sun, Aug 17
Delta Logo
9:10 am - 11:53 pmMEX-STL
13h 43m2 stops
Delta Logo
6:00 am - 4:00 pmSTL-MEX
11h 00m2 stops
$521Delta
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Mon, Aug 18 - Sun, Aug 24
Air Canada Logo
12:15 am - 7:45 pmMEX-STL
18h 30m1 stop
Air Canada Logo
9:15 am - 11:10 amSTL-MEX
26h 55m1 stop
$563Air Canada
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Sun, Aug 17 - Sun, Aug 24
Air Canada Logo
12:15 am - 7:45 pmMEX-STL
18h 30m1 stop
Air Canada Logo
9:15 am - 11:15 pmSTL-MEX
15h 00m1 stop
$720Air Canada
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Wed, Jul 2 - Sun, Jul 13
United Airlines Logo
11:35 am - 11:59 pmMEX-STL
11h 24m2 stops
United Airlines Logo
6:33 am - 3:40 pmSTL-MEX
10h 07m2 stops
$881United Airlines
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KAYAK's insights & trends for Mexico City to St. Louis flights

Get data-powered insights and trends into flights from Mexico City to St. Louis to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Mexico City to St. Louis?

The average price of all round-trip flights from Mexico City to St. Louis clicked on KAYAK for each day over the last 12 months.

When flying from Mexico City to St. Louis, you should consider leaving on a Wednesday and avoid Saturdays if you are looking for the best rates. For your return to Mexico City, you’ll find the best rates on Tuesdays and the most expensive ones on Saturdays.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Mexico City to St. Louis, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Mexico City to St. Louis is March, where tickets cost $449 (return) on average. On the other hand, the most expensive months are February and June, where the average cost of round-trip tickets is $695 and $642 respectively.

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Good to know

Low seasonMarch
High seasonDecember
Cheapest flight$247
Best time to beat the crowds with an average 24% drop in price.
Most popular time to fly with an average 9% increase in price.
Flight from Mexico City to St. Louis

When to book flights from Mexico City to St. Louis

Are your dates flexible? Find out the best times to travel from Mexico City to St. Louis based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Mexico City to St. Louis

  • What is the cheapest flight from Mexico City to St. Louis?

    In the last 3 days, the lowest price for a flight from Mexico City to St. Louis was $247 for a one-way ticket and $443 for a round-trip.

  • Do I need a passport to fly between Mexico City and St. Louis?

    Yes

  • Which airports will I be using when flying from Mexico City to St. Louis?

    On your way to St. Louis, you’ll fly out from Mexico City Benito Juarez. You’ll be landing at Lambert-St Louis.

  • Which aircraft models fly most regularly from Mexico City to St. Louis?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Mexico City to St. Louis?

    Star Alliance, SkyTeam, and oneworld are the airline alliances operating flights between Mexico City and St. Louis, with SkyTeam being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Mexico City to St. Louis?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Mexico City to St. Louis.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Mexico City to St. Louis?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Mexico City is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Mexico City to St. Louis?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Mexico City with another airline. Booking your flights between Mexico City and STL can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Mexico City to St. Louis?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Mexico City up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Mexico City to St. Louis

Information on your arrival and departure airports

Mexico City (MEX)
St. Louis (STL)

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