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$112+ Cheap flights from Missouri to Mexico

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 7/19. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — MEX
Jun 24 — Jul 11
Wed 6/24
Wed 7/1
1 adult, Economy
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Cheap flight deals from Missouri to Mexico

Cheapest flights from Missouri to Mexico
Explore the most affordable flight options available from Missouri to Mexico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 25, 2026.

This Priceline deal was found by Cheapflights users on 5/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:34 am
STL
-
MEX
1 stop17h 36m
Frontier
Wed 7/1511:10 am
MEX
-
STL
1 stop26h 13m
Frontier
Deal found 5/24$362
This Priceline deal was found by Cheapflights users on 5/22. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/143:41 pm
STL
-
MEX
1 stop8h 04m
Frontier
Tue 7/218:45 pm
MEX
-
STL
1 stop16h 38m
Frontier
Deal found 5/22$367
This Kiwi.com deal was found by Cheapflights users on 5/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/266:30 am
STL
-
CUN
Nonstop3h 16m
Frontier
Thu 7/3011:04 am
CUN
-
STL
Nonstop3h 19m
Frontier
Deal found 5/20$369
This Kiwi.com deal was found by Cheapflights users on 5/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:34 am
STL
-
CUN
Nonstop3h 16m
Frontier
Thu 7/3011:04 am
CUN
-
STL
Nonstop3h 19m
Frontier
Deal found 5/21$373
This Frontier deal was found by Cheapflights users on 5/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:34 am
STL
-
CUN
Nonstop3h 16m
Frontier
Tue 7/1411:04 am
CUN
-
STL
Nonstop3h 19m
Frontier
Deal found 5/21$374
This Kiwi.com deal was found by Cheapflights users on 5/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/104:52 pm
STL
-
CUN
2 stops22h 52m
Multiple Airlines
Thu 7/1611:04 am
CUN
-
STL
Nonstop3h 19m
Multiple Airlines
Deal found 5/20$376
This Kiwi.com deal was found by Cheapflights users on 5/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:34 am
STL
-
CUN
Nonstop3h 16m
Frontier
Thu 7/2311:04 am
CUN
-
STL
Nonstop3h 19m
Frontier
Deal found 5/20$378
This Kiwi.com deal was found by Cheapflights users on 5/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:38 pm
STL
-
CUN
2 stops28h 20m
Multiple Airlines
Wed 7/1511:04 am
CUN
-
STL
Nonstop3h 19m
Multiple Airlines
Deal found 5/20$379
This PocketFare deal was found by Cheapflights users on 5/20. 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 PocketFare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:03 pm
STL
-
MEX
1 stop27h 42m
Frontier
Tue 6/238:45 pm
MEX
-
STL
1 stop16h 52m
Frontier
Deal found 5/20$379
This deal was found by Cheapflights users on 5/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:10 am
STL
-
CUN
Nonstop3h 09m
Frontier
Fri 11/61:35 pm
CUN
-
STL
Nonstop3h 17m
Frontier
Deal found 5/22$380
This CheapOair deal was found by Cheapflights users on 5/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:08 pm
STL
-
CUN
1 stop16h 41m
Frontier
Wed 7/2211:04 am
CUN
-
STL
Nonstop3h 19m
Frontier
Deal found 5/20$381
This Kiwi.com deal was found by Cheapflights users on 5/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:08 pm
STL
-
CUN
2 stops27h 50m
Multiple Airlines
Wed 7/1511:04 am
CUN
-
STL
Nonstop3h 19m
Multiple Airlines
Deal found 5/21$382

Find flight deals from Missouri to Mexico

Keep the following information in mind while searching for Missouri to Mexico flight deals. Data was last updated May 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$362
(Priceline)

One-way from

$112
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$594

Good round-trip deal

$476 or less

Good one-way deal

$225 or less
Provider with most accurate pricing for Lambert-St Louis-Mexico City Benito Juarez flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Mexico City Benito Juarez flights.
Search Deals
From Missouri to Mexico
Search Deals
One-way flight from Missouri to Mexico
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($69 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Missouri to Mexico.
Search Deals
Price to beat on a one-way flight from Missouri to Mexico.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Mexico 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 2,558,603 searches. Data last updated May 25, 2026.
Use the filters below to find and compare flights from Missouri to Mexico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Sat 6/6

12:59 pm-8:16 pm

1 stop7h 17m

Cancun

Fri 6/12

9:18 am-11:23 pm

2 stops14h 05m

$386

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Wed 9/16

9:00 am-8:15 pm

1 stop11h 15m

Cancun

Sun 9/20

8:00 am-2:38 pm

1 stop6h 38m

$386

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Sat 9/12

1:30 pm-8:15 pm

1 stop6h 45m

Cancun

Sat 9/19

7:06 am-8:50 pm

2 stops13h 44m

$386

Kansas CityCancún

MCI - CUN

MCICUN

Kansas City

Sat 8/15

9:00 am-8:15 pm

1 stop11h 15m

Cancun

Wed 8/19

2:06 pm-11:27 pm

1 stop9h 21m

$386

Kansas CityCancún

MCI - CUN

MCICUN

Kansas City

Sat 8/15

9:00 am-8:15 pm

1 stop11h 15m

Cancun

Sun 8/23

6:03 am-7:14 pm

2 stops13h 11m

$386

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Tue 7/7

9:24 am-2:36 pm

1 stop5h 12m

Cancun

Thu 7/16

12:35 pm-11:53 pm

1 stop11h 18m

$398

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Sat 7/18

5:36 pm-1:01 pm

2 stops19h 25m

Cancun

Thu 7/23

8:00 am-2:48 pm

1 stop6h 48m

$403

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Mon 7/13

6:58 pm-11:35 am

2 stops16h 37m

Cancun

Fri 7/24

2:01 pm-9:06 am

2 stops19h 05m

$403

Kansas CityCancún

MCI - CUN

MCICUN

Kansas City

Sat 11/14

5:40 am-3:30 pm

1 stop8h 50m

Cancun

Sat 11/21

8:00 am-5:32 pm

1 stop10h 32m

$406

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Sun 10/4

6:30 am-7:03 pm

2 stops12h 33m

Cancun

Thu 10/8

9:30 am-11:39 pm

2 stops14h 09m

$457

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/20

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Missouri to Mexico

Have a flexible travel schedule? Discover the best time to fly to Mexico from Missouri 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.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Mexico

What is the cheapest month to book a flight from Missouri to Mexico?

Currently, July is the cheapest month in which you can book a flight from Missouri to Mexico (average of $104). Flying from Missouri to Mexico in October is currently the most expensive (average of $891). 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 MO to MX?

Find hourly flight availability from Missouri to Mexico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 25, 2026.

When flying from Missouri 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.

How far ahead should I book a flight from Missouri to Mexico?

The price you pay for your flight from Missouri to Mexico may vary depending on when you book. For the best chance of a lower fare, look to book 41 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

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

  • How long is the flight from Missouri to Mexico?

    There are many flights that can get you from Missouri to Mexico in 7h 17m. Fly via Delta, Volaris, or Frontier to get the fastest option. Missouri and Mexico are separated by a distance of 1241 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Missouri to Mexico one-way?

    $119 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $164 and $173, respectively.

  • Can I find deals for flights from Missouri to Mexico that include hotel bookings?

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

  • How can I find direct flights from Missouri to Mexico?

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

  • Can I find deals for business class flights from Missouri to Mexico?

    Yes. Cheapflights offers flight deals from Missouri to Mexico 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 Missouri to Mexico?

    Currently, July is the cheapest month in which you can book a flight from Missouri to Mexico (average of $104). Flying from Missouri to Mexico in October is currently the most expensive (average of $891). 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 Missouri to Mexico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Missouri to Mexico

Discover the top 10 airlines that operate flights from Missouri to Mexico. 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 2,558,603 searches. Data last updated May 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
AeromexicoCheapest$168Average$523FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$172Average$403FlexibilityNo cancel feeOn-time65%
DeltaCheapest$179Average$604FlexibilityNo cancel feeOn-timeN/A
VolarisCheapest$180Average$376FlexibilityNo cancel feeOn-time79%
FrontierCheapest$207Average$450FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$278Average$637FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$368Average$638FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$404Average$468FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$424Average$631FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$527Average$597FlexibilityNo cancel feeOn-time75%

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