St. Louis

$262+ Cheap flights from Mexico City (MEX) 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
MEX — STL
Nov 25 — Dec 21
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The best prices from Mexico City Benito Juarez to Lambert-St Louis are usually found in July or February, booked 29 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Mexico City to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Mexico City (MEX) 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 20, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

November

Cheapest in

July

Round-trip from

$454
(Frontier)

One-way from

$262
(Frontier)
Provider with most accurate pricing for Mexico City Benito Juarez-Lambert-St Louis flight deals.
Provider most trusted by Cheapflights users for Mexico City Benito Juarez-Lambert-St Louis flights.
High demand for flights, 18% potential price rise
Best time to find cheap flights, 12% potential price drop
From Mexico City Benito Juarez to Lambert-St Louis
One-way flight from Mexico City Benito Juarez to Lambert-St Louis

Find flight deals from Mexico City to St. Louis

Cheapest flights from Mexico City to St. Louis
Explore the most affordable flight options available from Mexico City to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Frontier deal was found by Cheapflights users on 11/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/611:10 amMEX - STL
1 stop12h 14mFrontier
Thu 12/127:40 amSTL - MEX
1 stop11h 05mFrontier
Deal found 11/19$454
This Kiwi.com deal was found by Cheapflights users on 11/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1111:10 amMEX - STL
1 stop12h 14mMultiple Airlines
Thu 1/912:15 pmSTL - MEX
2 stops17h 40mMultiple Airlines
Deal found 11/19$488
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/178:10 amMEX - STL
1 stop7h 24mUnited Airlines
Sun 1/55:30 pmSTL - MEX
1 stop20h 05mUnited Airlines
Deal found 11/19$499
This Aeromexico deal was found by Cheapflights users on 11/19. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/206:01 amMEX - STL
2 stops10h 11mAeromexico
Sun 1/126:00 amSTL - MEX
2 stops10h 10mAeromexico
Deal found 11/19$539
This Expedia deal was found by Cheapflights users on 11/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/229:00 amMEX - STL
1 stop15h 06mVolaris
Tue 12/37:40 amSTL - MEX
1 stop17h 30mVolaris
Deal found 11/19$549
This AirNGo deal was found by Cheapflights users on 11/19. 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 AirNGo 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 11/19$761
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Wed 11/206:00 amMEX - STL
1 stop16h 38mAmerican Airlines
Sun 12/14:03 pmSTL - MEX
1 stop19h 22mAmerican Airlines
Deal found 11/19$988
This Delta deal was found by Cheapflights users on 11/19. 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.
Wed 11/201:25 pmMEX - STL
2 stops10h 16mDelta
Sun 12/16:00 amSTL - MEX
2 stops12h 10mDelta
Deal found 11/19$1,040
This WestJet deal was found by Cheapflights users on 11/19. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/191:15 amMEX - STL
2 stops40h 51mWestJet
Sun 12/110:21 amSTL - MEX
2 stops52h 19mWestJet
Deal found 11/19$2,069

Find flights from Mexico City to St. Louis within your budget

Customize your flight search to find flights from Mexico City 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Fri 12/6

11:10 am-11:24 pm

1 stop12h 14m

Lambert-St Louis

Thu 12/12

7:40 am-6:45 pm

1 stop11h 05m

$454

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Wed 12/11

11:10 am-11:24 pm

1 stop12h 14m

Lambert-St Louis

Thu 1/9

12:15 pm-5:55 am

2 stops17h 40m

$488

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Thu 5/8

4:40 pm-12:20 pm

2 stops18h 40m

Lambert-St Louis

Mon 5/12

11:20 am-3:40 pm

1 stop5h 20m

$494

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Fri 12/20

6:01 am-4:12 pm

2 stops10h 11m

Lambert-St Louis

Sun 1/12

6:00 am-4:10 pm

2 stops10h 10m

$539

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Tue 12/10

1:10 am-3:06 pm

1 stop13h 56m

Lambert-St Louis

Thu 1/9

4:36 pm-12:05 am

2 stops31h 29m

$1,207

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Wed 5/7

1:20 am-8:53 am

2 stops30h 33m

Lambert-St Louis

Mon 5/12

6:30 am-2:30 pm

2 stops33h 00m

$1,507

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Fri 1/24

4:35 am-2:57 pm

1 stop10h 22m

$262

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Mon 12/16

12:40 am-12:10 pm

2 stops11h 30m

$263

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Sat 1/25

3:15 pm-12:16 pm

2 stops21h 01m

$373

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Sat 1/25

7:15 am-9:33 pm

2 stops14h 18m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 12 results
1
2

Compare providers for flights from Mexico City to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Mexico City to St. Louis in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Mexico City-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Mexico City-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Mexico City-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Mexico City-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Mexico City-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Mexico City to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Mexico City 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 City to St. Louis

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

How far ahead should I book a flight from Mexico City to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Mexico City to St. Louis. Price data was last updated on November 15, 2024.

The price you pay for your flight from Mexico City to St. Louis may vary depending on when you book. For the best chance of a lower fare, look to book 29 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from Mexico City to St. Louis (average of $308). Flying from Mexico City 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 MEX to STL?

Find hourly flight availability from Mexico City 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 20, 2024.

When flying from Mexico City to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 34% versus a flight in the afternoon.

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 20, 2024.
Peruse reviews from past customers who have flown with United Airlines and Air Canada from Mexico City to St. Louis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

8.0
Very good
8,756 reviews
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.5
Good
2,004 reviews
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.4
Good
9,171 reviews
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.3
Good
2,811 reviews
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.0
Good
8,237 reviews
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Mexico City 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 are the cheapest airlines flying from Mexico City to St. Louis round-trip?

    Frontier, at $454, was found to be the cheapest airline from Mexico City to St. Louis.Alternate airlines to your destination round-trip include United Airlines and Aeromexico. These flights start at 16% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as $262 on Frontier. Other airlines that offer cheap prices include United Airlines from $373 and Delta from $374 one-way.

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

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

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

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

    Yes. Cheapflights offers flight deals from Mexico City 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 City to St. Louis?

    Currently, September is the cheapest month in which you can book a flight from Mexico City to St. Louis (average of $308). Flying from Mexico City 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Mexico City to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Mexico City to St. Louis

Discover the top 2 airlines that operate flights from Mexico City 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$413Average$568FlexibilityNo cancel feeOn-time69%
DeltaCheapest$433Average$465FlexibilityNo cancel feeOn-timeN/A
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