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St. Louis

$148+ Cheap flights from Mexico to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
MEX — STL
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Mexico to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Mexico (MX0) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find flight deals from Mexico to St. Louis

Cheapest flights from Mexico to St. Louis
Explore the most affordable flight options available from Mexico to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This United Airlines deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/245:55 amBJX - STL
2 stops11h 56mUnited Airlines
Tue 1/74:36 pmSTL - BJX
2 stops19h 18mUnited Airlines
Deal found 11/21$467
This FlightHub deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/213:25 pmMEX - STL
1 stop28h 15mFrontier
Sat 1/116:25 amSTL - MEX
1 stop23h 20mFrontier
Deal found 11/21$529
This Mytrip deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2512:35 pmMTY - STL
2 stops22h 55mMultiple Airlines
Tue 12/31:00 pmSTL - MTY
2 stops32h 05mMultiple Airlines
Deal found 11/21$536
This United Airlines deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2110:05 amMEX - STL
1 stop11h 51mUnited Airlines
Sat 1/1111:30 amSTL - MEX
2 stops10h 45mUnited Airlines
Deal found 11/21$539
This FlightHub deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/147:05 pmBJX - STL
1 stop20h 07mFrontier
Fri 12/276:49 pmSTL - BJX
2 stops47h 42mFrontier
Deal found 11/21$677
This eDestinos deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/183:45 amMEX - STL
2 stops15h 35mMultiple Airlines
Thu 12/268:10 pmSTL - MEX
1 stop23h 35mMultiple Airlines
Deal found 11/20$685
This American Airlines deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/136:00 amBJX - STL
1 stop13h 29mAmerican Airlines
Sat 12/287:04 amSTL - BJX
1 stop16h 46mAmerican Airlines
Deal found 11/21$722
This United Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/252:25 pmCZM - STL
1 stop6h 32mUnited Airlines
Fri 11/294:54 pmSTL - CZM
1 stop20h 29mUnited Airlines
Deal found 11/20$751
This Air Canada deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/261:10 amMEX - STL
1 stop13h 56mAir Canada
Wed 12/43:50 pmSTL - MEX
1 stop8h 55mAir Canada
Deal found 11/21$821
This United Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/236:30 amMTY - STL
2 stops10h 02mUnited Airlines
Sat 11/3010:10 amSTL - MTY
2 stops11h 35mUnited Airlines
Deal found 11/20$923
This Delta deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/232:10 pmMTY - STL
1 stop9h 31mDelta
Sat 11/307:15 amSTL - MTY
1 stop5h 40mDelta
Deal found 11/21$967
This American Airlines deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2211:20 amMTY - STL
1 stop5h 17mAmerican Airlines
Sun 12/17:15 amSTL - MTY
1 stop4h 48mAmerican Airlines
Deal found 11/21$973

Find flights from Mexico to St. Louis within your budget

Customize your flight search to find flights from Mexico to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MonterreySt. Louis

MTY - STL

MTYSTL

Monterrey Gen Mariano Escobedo

Wed 2/19

1:10 pm-10:00 pm

1 stop8h 50m

Lambert-St Louis

Sun 2/23

4:30 pm-9:40 am

1 stop17h 10m

$457

LeónSt. Louis

BJX - STL

BJXSTL

León Del Bajio

Tue 12/24

5:55 am-5:51 pm

2 stops11h 56m

Lambert-St Louis

Tue 1/7

4:36 pm-11:54 am

2 stops19h 18m

$467

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Sat 12/21

3:25 pm-7:40 pm

1 stop28h 15m

Lambert-St Louis

Sat 1/11

6:25 am-5:45 am

1 stop23h 20m

$529

MonterreySt. Louis

MTY - STL

MTYSTL

Monterrey Gen Mariano Escobedo

Mon 11/25

12:35 pm-11:30 am

2 stops22h 55m

Lambert-St Louis

Tue 12/3

1:00 pm-9:05 pm

2 stops32h 05m

$536

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Sat 12/21

5:40 pm-10:47 am

2 stops17h 07m

Lambert-St Louis

Sat 1/11

6:30 am-10:15 pm

2 stops15h 45m

$539

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Sun 1/5

12:24 pm-2:39 pm

Nonstop3h 15m

Lambert-St Louis

Sun 1/12

6:25 am-10:51 am

Nonstop3h 26m

$559

CozumelSt. Louis

CZM - STL

CZMSTL

Cozumel

Sun 1/5

2:25 pm-11:59 pm

1 stop9h 34m

Lambert-St Louis

Sun 1/12

4:36 pm-1:23 pm

2 stops20h 47m

$628

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Sun 1/5

7:35 am-11:45 am

3 stops28h 10m

Lambert-St Louis

Sun 1/12

12:00 pm-12:15 am

3 stops36h 15m

$644

MonterreySt. Louis

MTY - STL

MTYSTL

Monterrey Gen Mariano Escobedo

Wed 2/19

4:31 pm-2:25 pm

2 stops21h 54m

Lambert-St Louis

Sun 2/23

3:21 pm-3:41 pm

3 stops24h 20m

$648

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Sun 1/5

9:53 am-6:43 am

1 stop21h 50m

Lambert-St Louis

Sun 1/12

2:00 pm-9:05 pm

1 stop6h 05m

$662

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 43 results
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Best time to book a flight from Mexico to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Mexico with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Mexico to St. Louis

Get recent, data-driven insights about flights from Mexico to St. Louis including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Mexico to St. Louis?

Currently, September is the cheapest month in which you can book a flight from Mexico to St. Louis (average of $308). Flying from Mexico to St. Louis in March is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MX to STL?

Find hourly flight availability from Mexico to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

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

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated November 21, 2024.
Peruse reviews from past customers who have flown with United Airlines, Frontier and Aeromexico from Mexico to St. Louis to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,005 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,005 reviews
Southwest
8.1
Very good
5,005 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,755 reviews
Southwest
8.1
Very good
5,005 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,464 reviews
Southwest
8.1
Very good
5,005 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Aeromexico
7.5
Good
2,004 reviews
Southwest
8.1
Very good
5,005 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,005 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Mexico to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Mexico.

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

    One-way options have recently been found by users for as low as $148 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $155 and United Airlines from $221 one-way.

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

    The most popular flight routes from Mexico to St. Louis are León Del Bajio - Lambert-St Louis, Mexico City Benito Juarez - Lambert-St Louis and Monterrey Gen Mariano Escobedo - Lambert-St Louis.

  • Can I find deals for flights from Mexico to St. Louis that include hotel bookings?

    Yes. In addition to deals on Mexico to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Mexico to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Mexico to St. Louis.

  • Can I find deals for business class flights from Mexico to St. Louis?

    Yes. Cheapflights offers flight deals from Mexico to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Mexico to St. Louis?

    Currently, September is the cheapest month in which you can book a flight from Mexico to St. Louis (average of $308). Flying from Mexico to St. Louis in March is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Mexico to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Mexico to St. Louis

Discover the top 3 airlines that operate flights from Mexico to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$413Average$568FlexibilityNo cancel feeOn-time69%
DeltaCheapest$433Average$465FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$458Average$723FlexibilityNo cancel feeOn-time71%
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