$120+ 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MEX
May 27 — Jun 31
Round-trip
1 adult, Economy
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Find cheap flights from Missouri to Mexico with Cheapflights
1. Tell us where you want to go
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Cheapest flights from Missouri to MexicoExplore 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 April 27, 2026.
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 April 27, 2026.
This Priceline deal was found by Cheapflights users on 4/22. 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.
Fri 5/86:24 pm
MCI
- CUN
1 stop19h 43m
Frontier
Fri 5/153:22 pm
CUN
- MCI
1 stop26h 07m
Frontier
Deal found 4/22![Frontier logo]()
$293
This Priceline deal was found by Cheapflights users on 4/22. 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.
Fri 5/86:24 pm
MCI
- CUN
1 stop19h 43m
Frontier
Sun 5/103:22 pm
CUN
- MCI
1 stop26h 07m
Frontier
Deal found 4/22![Frontier logo]()
$303
This Frontier deal was found by Cheapflights users on 4/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Wed 5/2011:13 am
CUN
- STL
Nonstop3h 26m
Frontier
Deal found 4/22![Frontier logo]()
$313
This Justfly.com deal was found by Cheapflights users on 4/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:24 pm
MCI
- CUN
1 stop19h 43m
Frontier
Fri 5/153:22 pm
CUN
- MCI
1 stop26h 07m
Frontier
Deal found 4/22![Frontier logo]()
$313
This Frontier deal was found by Cheapflights users on 4/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Tue 5/1911:13 am
CUN
- STL
Nonstop3h 26m
Frontier
Deal found 4/22![Frontier logo]()
$315
This Frontier deal was found by Cheapflights users on 4/23. 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.
Sat 5/166:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Sat 5/2311:05 am
CUN
- STL
1 stop8h 26m
Frontier
Deal found 4/23![Frontier logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Sat 5/2311:05 am
CUN
- STL
1 stop8h 26m
Frontier
Deal found 4/22![Frontier logo]()
$321
This Frontier deal was found by Cheapflights users on 4/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Thu 5/2111:13 am
CUN
- STL
Nonstop3h 26m
Frontier
Deal found 4/22![Frontier logo]()
$323
This Frontier deal was found by Cheapflights users on 4/23. 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.
Sat 5/166:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Sun 5/173:22 pm
CUN
- STL
1 stop17h 33m
Frontier
Deal found 4/23![Frontier logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Sat 5/2311:05 am
CUN
- STL
1 stop8h 26m
Frontier
Deal found 4/22![Frontier logo]()
$331
This Frontier deal was found by Cheapflights users on 4/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:08 pm
STL
- CUN
2 stops17h 59m
Frontier
Sat 5/165:07 pm
CUN
- STL
1 stop7h 14m
Frontier
Deal found 4/24![Frontier logo]()
$333
This Priceline deal was found by Cheapflights users on 4/24. 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.
Thu 5/76:55 pm
STL
- CUN
1 stop19h 12m
Frontier
Sun 5/173:22 pm
CUN
- STL
1 stop17h 33m
Frontier
Deal found 4/24![Frontier logo]()
$337
Best flights from Missouri to MexicoDiscover carefully curated flight deals from Missouri to Mexico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 27, 2026.
Discover carefully curated flight deals from Missouri to Mexico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 27, 2026.
This American Airlines deal was found by Cheapflights users on 4/26. 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.
Sat 6/135:27 pm
MCI
- SJD
1 stop19h 11m
American Airlines
Sat 6/204:14 pm
SJD
- MCI
1 stop14h 44m
American Airlines
Deal found 4/26![American Airlines logo]()
$493
This Delta deal was found by Cheapflights users on 4/23. 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.
Mon 6/1510:51 am
STL
- CUN
1 stop9h 34m
Delta
Fri 6/268:00 am
CUN
- STL
1 stop8h 17m
Delta
Deal found 4/23![Delta logo]()
$520
This United Airlines deal was found by Cheapflights users on 4/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:40 am
STL
- CUN
1 stop7h 46m
United Airlines
Fri 10/22:49 pm
CUN
- STL
1 stop7h 41m
United Airlines
Deal found 4/22![United Airlines logo]()
$527
This Aeromexico deal was found by Cheapflights users on 4/26. 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.
Mon 6/16:00 am
STL
- PVR
1 stop7h 31m
Aeromexico
Thu 6/46:01 am
PVR
- STL
2 stops16h 58m
Aeromexico
Deal found 4/26![Aeromexico logo]()
$540
This Volaris deal was found by Cheapflights users on 4/25. 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 Volaris is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/23:33 pm
STL
- MEX
1 stop8h 12m
Volaris
Sun 6/78:40 am
MEX
- STL
1 stop9h 43m
Volaris
Deal found 4/25![Volaris logo]()
$548
This Southwest deal was found by Cheapflights users on 4/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:05 am
STL
- CUN
2 stops7h 55m
Southwest
Fri 10/21:45 pm
CUN
- STL
2 stops10h 50m
Southwest
Deal found 4/22![Southwest logo]()
$552
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/242:34 pm
MCI
- MEX
1 stop27h 56m
Multiple Airlines
Sun 5/318:40 am
MEX
- MCI
2 stops31h 49m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$572
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:55 pm
MCI
- SJD
1 stop19h 37m
Alaska Airlines
Thu 6/411:20 am
SJD
- MCI
1 stop10h 29m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$590
This CheapOair deal was found by Cheapflights users on 4/26. 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.
Sat 5/92:34 pm
MCI
- MEX
1 stop27h 56m
Frontier
Sun 5/174:10 pm
MEX
- MCI
2 stops20h 39m
Frontier
Deal found 4/26![Frontier logo]()
$690
This American Airlines deal was found by Cheapflights users on 4/26. 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 5/275:01 am
SGF
- CUN
1 stop14h 59m
American Airlines
Tue 6/211:03 am
CUN
- SGF
1 stop7h 04m
American Airlines
Deal found 4/26![American Airlines logo]()
$497
This United Airlines deal was found by Cheapflights users on 4/26. 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 9/286:40 am
STL
- CUN
1 stop6h 30m
United Airlines
Thu 10/2912:37 pm
CUN
- STL
1 stop8h 22m
United Airlines
Deal found 4/26![United Airlines logo]()
$528
This Delta deal was found by Cheapflights users on 4/25. 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.
Mon 5/257:05 am
STL
- PVR
1 stop6h 26m
Delta
Fri 5/291:41 pm
PVR
- STL
1 stop9h 18m
Delta
Deal found 4/25![Delta logo]()
$534
This Aeromexico deal was found by Cheapflights users on 4/24. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:05 am
STL
- PVR
1 stop6h 26m
Aeromexico
Mon 5/188:33 pm
PVR
- STL
2 stops18h 37m
Aeromexico
Deal found 4/24![Aeromexico logo]()
$579
This Volaris deal was found by Cheapflights users on 4/27. 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 Volaris is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:00 am
STL
- MEX
1 stop11h 40m
Volaris
Tue 5/268:45 pm
MEX
- STL
1 stop16h 54m
Volaris
Deal found 4/27![Volaris logo]()
$579
This Southwest deal was found by Cheapflights users on 4/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:25 am
MCI
- CUN
Nonstop3h 15m
Southwest
Tue 7/212:35 pm
CUN
- MCI
Nonstop3h 20m
Southwest
Deal found 4/26![Southwest logo]()
$593
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:00 am
STL
- PVR
1 stop7h 32m
Delta
Tue 6/163:23 pm
PVR
- STL
1 stop8h 16m
Delta
Deal found 4/24![Delta logo]()
$540
This United Airlines deal was found by Cheapflights users on 4/26. 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 6/158:35 am
STL
- PVR
1 stop6h 21m
United Airlines
Thu 6/182:52 pm
PVR
- STL
2 stops16h 49m
United Airlines
Deal found 4/26![United Airlines logo]()
$545
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/177:03 pm
STL
- MEX
1 stop28h 42m
Multiple Airlines
Sun 6/2110:40 pm
MEX
- STL
1 stop14h 57m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$617
This American Airlines deal was found by Cheapflights users on 4/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/207:20 pm
STL
- PVR
1 stop16h 18m
American Airlines
Sat 6/2711:38 am
PVR
- STL
1 stop8h 59m
American Airlines
Deal found 4/22![American Airlines logo]()
$590
This Southwest deal was found by Cheapflights users on 4/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:10 am
MCI
- CUN
1 stop7h 45m
Southwest
Wed 6/172:35 pm
CUN
- MCI
Nonstop3h 20m
Southwest
Deal found 4/26![Southwest logo]()
$597
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:00 am
STL
- PVR
1 stop7h 29m
Delta
Tue 7/284:27 pm
PVR
- STL
2 stops15h 15m
Delta
Deal found 4/22![Delta logo]()
$545
This Aeromexico deal was found by Cheapflights users on 4/26. 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.
Mon 6/15:39 am
MCI
- PVR
1 stop7h 52m
Aeromexico
Thu 6/48:46 am
PVR
- MCI
2 stops14h 03m
Aeromexico
Deal found 4/26![Aeromexico logo]()
$612
This United Airlines deal was found by Cheapflights users on 4/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:20 am
MCI
- SJD
1 stop6h 10m
United Airlines
Tue 10/272:46 pm
SJD
- MCI
1 stop6h 51m
United Airlines
Deal found 4/22![United Airlines logo]()
$572
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1410:34 am
MCI
- CUN
1 stop9h 42m
Delta
Fri 5/2212:45 pm
CUN
- MCI
1 stop9h 38m
Delta
Deal found 4/22![Delta logo]()
$546
This American Airlines deal was found by Cheapflights users on 4/26. 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.
Sat 5/2311:21 am
MCI
- PVR
1 stop24h 17m
American Airlines
Sat 5/301:31 pm
PVR
- MCI
1 stop18h 04m
American Airlines
Deal found 4/26![American Airlines logo]()
$615
This United Airlines deal was found by Cheapflights users on 4/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:00 am
STL
- PVR
1 stop6h 10m
United Airlines
Sat 5/1612:19 pm
PVR
- STL
1 stop9h 26m
United Airlines
Deal found 4/22![United Airlines logo]()
$579
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:07 pm
SGF
- CUN
1 stop8h 09m
Delta
Fri 6/59:18 am
CUN
- SGF
2 stops13h 01m
Delta
Deal found 4/24![Delta logo]()
$550
This United Airlines deal was found by Cheapflights users on 4/26. 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.
Thu 7/308:35 pm
STL
- PVR
2 stops15h 35m
United Airlines
Thu 8/61:55 pm
PVR
- STL
1 stop9h 02m
United Airlines
Deal found 4/26![United Airlines logo]()
$585
This Aeromexico deal was found by Cheapflights users on 4/26. 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.
Thu 5/147:05 am
MCI
- MEX
1 stop7h 50m
Aeromexico
Mon 5/186:01 am
MEX
- MCI
2 stops15h 22m
Aeromexico
Deal found 4/26![Aeromexico logo]()
$726
This Delta deal was found by Cheapflights users on 4/23. 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 5/2712:07 pm
SGF
- CUN
1 stop8h 09m
Delta
Tue 6/28:00 am
CUN
- SGF
1 stop14h 19m
Delta
Deal found 4/23![Delta logo]()
$550
Last-minute flights from Missouri to MexicoDiscover last-minute flight deals from Missouri to Mexico. Data last updated April 27, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to Mexico. Data last updated April 27, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 4/24. 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.
Thu 5/76:55 pm
STL
- CUN
1 stop19h 12m
Frontier
Sun 5/173:22 pm
CUN
- STL
1 stop17h 33m
Frontier
Deal found 4/24![Frontier logo]()
$337
This Priceline deal was found by Cheapflights users on 4/22. 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.
Fri 5/86:24 pm
MCI
- CUN
1 stop19h 43m
Frontier
Fri 5/153:22 pm
CUN
- MCI
1 stop26h 07m
Frontier
Deal found 4/22![Frontier logo]()
$293
This Priceline deal was found by Cheapflights users on 4/22. 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.
Fri 5/86:24 pm
MCI
- CUN
1 stop19h 43m
Frontier
Sun 5/103:22 pm
CUN
- MCI
1 stop26h 07m
Frontier
Deal found 4/22![Frontier logo]()
$303
This Justfly.com deal was found by Cheapflights users on 4/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:24 pm
MCI
- CUN
1 stop19h 43m
Frontier
Fri 5/153:22 pm
CUN
- MCI
1 stop26h 07m
Frontier
Deal found 4/22![Frontier logo]()
$313
This Frontier deal was found by Cheapflights users on 4/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:08 pm
STL
- CUN
2 stops17h 59m
Frontier
Sat 5/165:07 pm
CUN
- STL
1 stop7h 14m
Frontier
Deal found 4/24![Frontier logo]()
$333
This Frontier deal was found by Cheapflights users on 4/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Wed 5/2011:13 am
CUN
- STL
Nonstop3h 26m
Frontier
Deal found 4/22![Frontier logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Sat 5/2311:05 am
CUN
- STL
1 stop8h 26m
Frontier
Deal found 4/22![Frontier logo]()
$321
This Frontier deal was found by Cheapflights users on 4/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Tue 5/1911:13 am
CUN
- STL
Nonstop3h 26m
Frontier
Deal found 4/22![Frontier logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Sat 5/2311:05 am
CUN
- STL
1 stop8h 26m
Frontier
Deal found 4/22![Frontier logo]()
$331
This Frontier deal was found by Cheapflights users on 4/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Tue 5/1911:13 am
CUN
- STL
Nonstop3h 26m
Frontier
Deal found 4/22![Frontier logo]()
$315
This Frontier deal was found by Cheapflights users on 4/23. 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.
Sat 5/166:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Sat 5/2311:05 am
CUN
- STL
1 stop8h 26m
Frontier
Deal found 4/23![Frontier logo]()
$319
This Frontier deal was found by Cheapflights users on 4/23. 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.
Sat 5/166:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Sun 5/173:22 pm
CUN
- STL
1 stop17h 33m
Frontier
Deal found 4/23![Frontier logo]()
$325
One-way flights from Missouri to MexicoSearch for one-way flight options from Missouri to Mexico. Find affordable one-way fares based on user searches. Data last updated April 27, 2026.
Search for one-way flight options from Missouri to Mexico. Find affordable one-way fares based on user searches. Data last updated April 27, 2026.
This Frontier deal was found by Cheapflights users on 4/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/186:00 am
STL
- CUN
Nonstop3h 15m
Frontier
Deal found 4/22![Frontier logo]()
$120
This Expedia deal was found by Cheapflights users on 4/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:19 pm
STL
- CUN
1 stop23h 38m
Frontier
Deal found 4/22![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/262:34 pm
MCI
- MEX
1 stop27h 56m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$131
This Priceline deal was found by Cheapflights users on 4/23. 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.
Thu 5/76:55 pm
STL
- CUN
1 stop19h 12m
Frontier
Deal found 4/23![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 5/255:27 pm
STL
- CUN
2 stops21h 02m
Frontier
Deal found 4/25![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/231:45 pm
MCI
- CUN
1 stop23h 03m
Frontier
Deal found 4/24![Frontier logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/248:08 pm
STL
- CUN
1 stop15h 56m
Frontier
Deal found 4/22![Frontier logo]()
$171
This Super.com deal was found by Cheapflights users on 4/22. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/218:08 pm
STL
- CUN
1 stop16h 41m
Frontier
Deal found 4/22![Frontier logo]()
$172
This Travelocity deal was found by Cheapflights users on 4/22. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:08 pm
STL
- CUN
1 stop16h 40m
Frontier
Deal found 4/22![Frontier logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 6/151:45 pm
MCI
- CUN
1 stop23h 03m
Frontier
Deal found 4/23![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/167:03 pm
STL
- MEX
1 stop28h 42m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$181
This Priceline deal was found by Cheapflights users on 4/22. 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 6/164:17 pm
STL
- MEX
1 stop28h 28m
Frontier
Deal found 4/22![Frontier logo]()
$183
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 April 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $293 (Priceline) |
One-way from | $120 (Frontier) |
Popular in | December |
Cheapest in | September |
Average price | $572 |
Good round-trip deal | $438 or less |
Good one-way deal | $243 or less |
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 April 27, 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
Cheapest round-trip
Kansas CitySan José del Cabo
MCI - SJD
MCISJD
Kansas City
Sat 6/13
5:27 pm-10:38 am
1 stop19h 11m
San José del Cabo Los Cabos
Sat 6/20
4:14 pm-8:58 am
1 stop14h 44m
$493
SpringfieldCancún
SGF - CUN
SGFCUN
Springfield-Branson
Wed 5/27
5:01 am-8:00 pm
1 stop14h 59m
Cancun
Tue 6/2
11:03 am-6:07 pm
1 stop7h 04m
$497
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Mon 6/15
10:51 am-8:25 pm
1 stop9h 34m
Cancun
Fri 6/26
8:00 am-4:17 pm
1 stop8h 17m
$520
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Tue 9/29
6:40 am-2:26 pm
1 stop7h 46m
Cancun
Fri 10/2
2:49 pm-10:30 pm
1 stop7h 41m
$527
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Mon 9/28
6:40 am-1:10 pm
1 stop6h 30m
Cancun
Thu 10/29
12:37 pm-8:59 pm
1 stop8h 22m
$528
St. LouisPuerto Vallarta
STL - PVR
STLPVR
Lambert-St Louis
Mon 5/25
7:05 am-12:31 pm
1 stop6h 26m
Puerto Vallarta Ordaz
Fri 5/29
1:41 pm-11:59 pm
1 stop9h 18m
$534
St. LouisPuerto Vallarta
STL - PVR
STLPVR
Lambert-St Louis
Mon 6/1
6:00 am-12:31 pm
1 stop7h 31m
Puerto Vallarta Ordaz
Thu 6/4
6:01 am-11:59 pm
2 stops16h 58m
$540
St. LouisPuerto Vallarta
STL - PVR
STLPVR
Lambert-St Louis
Tue 6/9
6:00 am-12:32 pm
1 stop7h 32m
Puerto Vallarta Ordaz
Tue 6/16
3:23 pm-12:39 am
1 stop8h 16m
$540
St. LouisPuerto Vallarta
STL - PVR
STLPVR
Lambert-St Louis
Mon 6/15
8:35 am-1:56 pm
1 stop6h 21m
Puerto Vallarta Ordaz
Thu 6/18
2:52 pm-8:41 am
2 stops16h 49m
$545
St. LouisPuerto Vallarta
STL - PVR
STLPVR
Lambert-St Louis
Tue 7/21
6:00 am-12:29 pm
1 stop7h 29m
Puerto Vallarta Ordaz
Tue 7/28
4:27 pm-8:42 am
2 stops15h 15m
$545
Showing 1-10 of 60 resultsSorted by cheapest first
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.
MCI-CUN
STL-CUN
MCI-MEX
STL-MEX
STL-PVR
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
USMO-MX0
MCI-CUN
STL-CUN
MCI-MEX
STL-MEX
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 40 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 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 $866). 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 April 27, 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.
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
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Top regions
Alternative routes for Missouri to Mexico
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Mexico by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Missouri to Mexico by cabin class
Find flights from Missouri to Mexico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Missouri and Mexico flights
Browse other Missouri and Mexico flight options. Last updated on April 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Mexico
Find the right flight back to Missouri after your stay in Mexico
Missouri to Mexico flights
Consider these flights traveling from Missouri to Mexico.
Fly to Mexico regions
Consider these flights traveling to Mexico regions.
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 April 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$523 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$172 | Average$403 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$174 | Average$592 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$182 | Average$375 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$191 | Average$448 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$278 | Average$627 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$368 | Average$630 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$404 | Average$468 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$419 | Average$623 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$527 | Average$597 | FlexibilityNo cancel fee | On-time75% |