Flights from Saint Louis to Mexico for MLK weekend

Flights for your trip

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

2026-11-20 · one way · $171.00

• Frontier Airlines F986: STL 2026-11-20 06:05:00 → CUN 2026-11-20 10:19:00; nonstop; 194 minutes. Local airport times.

2026-11-20 · one way · $247.00

• Southwest Airlines WN1995: STL 2026-11-20 10:20:00 → CUN 2026-11-20 14:25:00; nonstop; 185 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $339.63

• Frontier Airlines F986: STL 2026-11-20 06:05:00 → CUN 2026-11-20 10:19:00; nonstop; 194 minutes. Local airport times.
• Frontier Airlines F987: CUN 2026-11-23 14:15:00 → STL 2026-11-23 16:40:00; nonstop; 205 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $496.38

• Southwest Airlines WN1995: STL 2026-11-20 13:15:00 → CUN 2026-11-20 17:20:00; nonstop; 185 minutes. Local airport times.
• Southwest Airlines WN1986: CUN 2026-11-23 12:00:00 → STL 2026-11-23 14:10:00; nonstop; 190 minutes. Local airport times.

2026-11-20 · one way · $251.75

• American Airlines AA1992 / AA895: STL 2026-11-20 05:00:00 → CUN 2026-11-20 12:29:00; 1 stop(s) via CLT; 389 minutes. Local airport times.
  • AA1992: STL 2026-11-20 05:00:00 → CLT 2026-11-20 07:55:00; layover at CLT: 85 minutes.
  • AA895: CLT 2026-11-20 09:20:00 → CUN 2026-11-20 12:29:00.

2026-11-20 · one way · $261.25

• United Airlines UA4439 / UA2371: STL 2026-11-20 05:25:00 → CUN 2026-11-20 13:43:00; 1 stop(s) via ORD; 438 minutes. Local airport times.
  • UA4439: STL 2026-11-20 05:25:00 → ORD 2026-11-20 06:58:00; layover at ORD: 102 minutes.
  • UA2371: ORD 2026-11-20 08:40:00 → CUN 2026-11-20 13:43:00.

2026-11-20 · one way · $266.00

• Delta Air Lines DL1102 / DL1939: STL 2026-11-20 14:31:00 → CUN 2026-11-20 21:08:00; 1 stop(s) via ATL; 337 minutes. Local airport times.
  • DL1102: STL 2026-11-20 14:31:00 → ATL 2026-11-20 17:05:00; layover at ATL: 84 minutes.
  • DL1939: ATL 2026-11-20 18:29:00 → CUN 2026-11-20 21:08:00.

2026-11-20 → 2026-11-23 · $518.70

• American Airlines AA1992 / AA895: STL 2026-11-20 05:00:00 → CUN 2026-11-20 12:29:00; 1 stop(s) via CLT; 389 minutes. Local airport times.
  • AA1992: STL 2026-11-20 05:00:00 → CLT 2026-11-20 07:55:00; layover at CLT: 85 minutes.
  • AA895: CLT 2026-11-20 09:20:00 → CUN 2026-11-20 12:29:00.
• American Airlines AA3310: CUN 2026-11-23 12:49:00 → STL 2026-11-23 15:21:00; nonstop; 212 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $527.73

• Delta Air Lines DL1102 / DL1939: STL 2026-11-20 14:31:00 → CUN 2026-11-20 21:08:00; 1 stop(s) via ATL; 337 minutes. Local airport times.
  • DL1102: STL 2026-11-20 14:31:00 → ATL 2026-11-20 17:05:00; layover at ATL: 84 minutes.
  • DL1939: ATL 2026-11-20 18:29:00 → CUN 2026-11-20 21:08:00.
• Delta Air Lines DL595 / DL1403: CUN 2026-11-23 17:35:00 → STL 2026-11-23 23:26:00; 1 stop(s) via ATL; 411 minutes. Local airport times.
  • DL595: CUN 2026-11-23 17:35:00 → ATL 2026-11-23 20:25:00; layover at ATL: 135 minutes.
  • DL1403: ATL 2026-11-23 22:40:00 → STL 2026-11-23 23:26:00.

2026-11-27 → 2026-12-04 · $347.75

• Frontier Airlines F986: STL 2026-11-27 06:05:00 → CUN 2026-11-27 10:19:00; nonstop; 194 minutes. Local airport times.
• Frontier Airlines F987: CUN 2026-12-04 14:05:00 → STL 2026-12-04 16:25:00; nonstop; 200 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $496.38

• Southwest Airlines WN1995: STL 2026-11-20 10:20:00 → CUN 2026-11-20 14:25:00; nonstop; 185 minutes. Local airport times.
• Southwest Airlines WN1996: CUN 2026-11-23 16:00:00 → STL 2026-11-23 18:10:00; nonstop; 190 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $508.25

• Southwest Airlines WN1995: STL 2026-11-27 13:15:00 → CUN 2026-11-27 17:20:00; nonstop; 185 minutes. Local airport times.
• Southwest Airlines WN1986: CUN 2026-12-04 12:00:00 → STL 2026-12-04 14:10:00; nonstop; 190 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $508.25

• Southwest Airlines WN1995: STL 2026-11-27 10:20:00 → CUN 2026-11-27 14:25:00; nonstop; 185 minutes. Local airport times.
• Southwest Airlines WN1996: CUN 2026-12-04 10:45:00 → STL 2026-12-04 12:45:00; nonstop; 180 minutes. Local airport times.

2026-11-20 · one way · $232.75

• Southwest Airlines WN1679 / WN218: STL 2026-11-20 13:05:00 → CUN 2026-11-20 20:25:00; 1 stop(s) via MDW; 380 minutes. Local airport times.
  • WN1679: STL 2026-11-20 13:05:00 → MDW 2026-11-20 14:10:00; layover at MDW: 95 minutes.
  • WN218: MDW 2026-11-20 15:45:00 → CUN 2026-11-20 20:25:00.

2026-11-20 · one way · $232.75

• Southwest Airlines WN3155 / WN305: STL 2026-11-20 11:45:00 → CUN 2026-11-20 19:45:00; 1 stop(s) via HOU; 420 minutes. Local airport times.
  • WN3155: STL 2026-11-20 11:45:00 → HOU 2026-11-20 13:50:00; layover at HOU: 165 minutes.
  • WN305: HOU 2026-11-20 16:35:00 → CUN 2026-11-20 19:45:00.

2026-11-20 · one way · $232.75

• Southwest Airlines WN4164 / WN144: STL 2026-11-20 08:00:00 → CUN 2026-11-20 15:00:00; 1 stop(s) via MCI; 360 minutes. Local airport times.
  • WN4164: STL 2026-11-20 08:00:00 → MCI 2026-11-20 09:10:00; layover at MCI: 95 minutes.
  • WN144: MCI 2026-11-20 10:45:00 → CUN 2026-11-20 15:00:00.

2026-11-20 → 2026-11-23 · $325.38

• Frontier Airlines F986: STL 2026-11-20 06:20:00 → CUN 2026-11-20 10:34:00; nonstop; 194 minutes. Local airport times.
• Frontier Airlines F9152 / F94473: CUN 2026-11-23 11:28:00 → STL 2026-11-23 17:42:00; 1 stop(s) via ATL; 434 minutes. Local airport times.
  • F9152: CUN 2026-11-23 11:28:00 → ATL 2026-11-23 14:18:00; layover at ATL: 151 minutes.
  • F94473: ATL 2026-11-23 16:49:00 → STL 2026-11-23 17:42:00.

2026-11-27 → 2026-12-04 · $335.25

• Frontier Airlines F986: STL 2026-11-27 06:20:00 → CUN 2026-11-27 10:34:00; nonstop; 194 minutes. Local airport times.
• Frontier Airlines F9152 / F94473: CUN 2026-12-04 11:28:00 → STL 2026-12-04 17:42:00; 1 stop(s) via ATL; 434 minutes. Local airport times.
  • F9152: CUN 2026-12-04 11:28:00 → ATL 2026-12-04 14:18:00; layover at ATL: 151 minutes.
  • F94473: ATL 2026-12-04 16:49:00 → STL 2026-12-04 17:42:00.

2026-11-20 → 2026-11-23 · $482.13

• Southwest Airlines WN1995: STL 2026-11-20 12:20:00 → CUN 2026-11-20 16:25:00; nonstop; 185 minutes. Local airport times.
• Southwest Airlines WN390 / WN742: CUN 2026-11-23 14:45:00 → STL 2026-11-23 20:45:00; 1 stop(s) via BNA; 420 minutes. Local airport times.
  • WN390: CUN 2026-11-23 14:45:00 → BNA 2026-11-23 16:35:00; layover at BNA: 175 minutes.
  • WN742: BNA 2026-11-23 19:30:00 → STL 2026-11-23 20:45:00.

2026-11-20 → 2026-11-23 · $484.50

• Southwest Airlines WN1679 / WN218: STL 2026-11-20 13:05:00 → CUN 2026-11-20 20:25:00; 1 stop(s) via MDW; 380 minutes. Local airport times.
  • WN1679: STL 2026-11-20 13:05:00 → MDW 2026-11-20 14:10:00; layover at MDW: 95 minutes.
  • WN218: MDW 2026-11-20 15:45:00 → CUN 2026-11-20 20:25:00.
• Southwest Airlines WN1996: CUN 2026-11-23 16:00:00 → STL 2026-11-23 18:10:00; nonstop; 190 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $484.50

• Southwest Airlines WN4164 / WN144: STL 2026-11-20 08:00:00 → CUN 2026-11-20 15:00:00; 1 stop(s) via MCI; 360 minutes. Local airport times.
  • WN4164: STL 2026-11-20 08:00:00 → MCI 2026-11-20 09:10:00; layover at MCI: 95 minutes.
  • WN144: MCI 2026-11-20 10:45:00 → CUN 2026-11-20 15:00:00.
• Southwest Airlines WN1996: CUN 2026-11-23 16:00:00 → STL 2026-11-23 18:10:00; nonstop; 190 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $494.00

• Southwest Airlines WN4164 / WN144: STL 2026-11-27 08:00:00 → CUN 2026-11-27 15:00:00; 1 stop(s) via MCI; 360 minutes. Local airport times.
  • WN4164: STL 2026-11-27 08:00:00 → MCI 2026-11-27 09:10:00; layover at MCI: 95 minutes.
  • WN144: MCI 2026-11-27 10:45:00 → CUN 2026-11-27 15:00:00.
• Southwest Airlines WN1996: CUN 2026-12-04 10:45:00 → STL 2026-12-04 12:45:00; nonstop; 180 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $494.00

• Southwest Airlines WN1679 / WN218: STL 2026-11-27 13:05:00 → CUN 2026-11-27 20:25:00; 1 stop(s) via MDW; 380 minutes. Local airport times.
  • WN1679: STL 2026-11-27 13:05:00 → MDW 2026-11-27 14:10:00; layover at MDW: 95 minutes.
  • WN218: MDW 2026-11-27 15:45:00 → CUN 2026-11-27 20:25:00.
• Southwest Airlines WN1996: CUN 2026-12-04 10:45:00 → STL 2026-12-04 12:45:00; nonstop; 180 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $495.75

• Southwest Airlines WN1995: STL 2026-11-27 12:20:00 → CUN 2026-11-27 16:25:00; nonstop; 185 minutes. Local airport times.
• Southwest Airlines WN390 / WN742: CUN 2026-12-04 14:45:00 → STL 2026-12-04 20:45:00; 1 stop(s) via BNA; 420 minutes. Local airport times.
  • WN390: CUN 2026-12-04 14:45:00 → BNA 2026-12-04 16:35:00; layover at BNA: 175 minutes.
  • WN742: BNA 2026-12-04 19:30:00 → STL 2026-12-04 20:45:00.

2026-11-27 → 2026-12-04 · $528.60

• American Airlines AA1992 / AA895: STL 2026-11-27 05:00:00 → CUN 2026-11-27 12:29:00; 1 stop(s) via CLT; 389 minutes. Local airport times.
  • AA1992: STL 2026-11-27 05:00:00 → CLT 2026-11-27 07:55:00; layover at CLT: 85 minutes.
  • AA895: CLT 2026-11-27 09:20:00 → CUN 2026-11-27 12:29:00.
• American Airlines AA3310: CUN 2026-12-04 12:49:00 → STL 2026-12-04 15:21:00; nonstop; 212 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $540.35

• Delta Air Lines DL1102 / DL1939: STL 2026-11-27 14:31:00 → CUN 2026-11-27 21:08:00; 1 stop(s) via ATL; 337 minutes. Local airport times.
  • DL1102: STL 2026-11-27 14:31:00 → ATL 2026-11-27 17:05:00; layover at ATL: 84 minutes.
  • DL1939: ATL 2026-11-27 18:29:00 → CUN 2026-11-27 21:08:00.
• Delta Air Lines DL595 / DL1403: CUN 2026-12-04 17:35:00 → STL 2026-12-04 23:26:00; 1 stop(s) via ATL; 411 minutes. Local airport times.
  • DL595: CUN 2026-12-04 17:35:00 → ATL 2026-12-04 20:25:00; layover at ATL: 135 minutes.
  • DL1403: ATL 2026-12-04 22:40:00 → STL 2026-12-04 23:26:00.

More dates for this route

• Nov 20, 2026 → Nov 23, 2026
• Nov 27, 2026 → Dec 4, 2026
• Nov 20, 2026 · One way

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Mexico for MLK weekend from other cities

Fares observed October 28, 2026. USD for the travelers shown. Search a trip for current prices.

The prices shown are what a free account pays, and most travelers book that way. Membership is optional and takes the same flights lower. Live search shows the same free-account price.

About these places

Facts checked October 27, 2026. Sources: OPM: federal holidays 2026 and 2027

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• This page: Flights from Saint Louis to Mexico for MLK weekend. Round-trip fares from Saint Louis to Mexico for MLK weekend: Cancun, San Jose Cabo, Puerto Vallarta, Mexico City, Guadalajara and Cozumel and more, priced for MLK weekend 2027 (Jan 15 to 18). The cheapest saved fare for each destination, and a link to search your own dates.
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