Direct flights from St. Louis to Cancun INTL
5 nonstop flights a week on 1 airline. Zero layovers — one hop from STL to CUN.
Flight time: about 2h34m nonstop
Which days does it fly?
When does it fly?
Departure times in St. Louis local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| Southwest SWA1995 | 9:53a | 2h28m | Sat |
| Southwest SWA1995 | 10:39a | 2h51m | Mon, Thu, Fri |
| Southwest SWA1995 | 11:08a | 2h34m | Sun |
Southwest
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The route
One hop: STL → CUNDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from St. Louis (STL) to Cancun (CUN)
St. Louis Lambert International Airport (STL) has 5 nonstop flights a week to Cancun (CUN), operated by Southwest. No layovers, no connections — one hop out of STL and you're there.
This route flies on Monday, Thursday, Friday, Saturday and Sunday — check the schedule grid above before you pick a travel day. Cancun is an international destination — don't forget your passport. Route data updated October 2026 from observed departures.
Route data updated October 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from St. Louis to Cancun?
The nonstop flight from St. Louis (STL) to Cancun (CUN) takes about 2h34m in the air, based on recently observed nonstop departures.