Cancun to St. Louis flights
Direct and connecting flights from Cancún International Airport (CUN) to St Louis Lambert International Airport (STL) — airlines, aircraft types, and the safety record for this route.
Route FAQ
How long does the flight from Cancun to St. Louis take?
Flight time from Cancun (CUN) to St. Louis (STL) depends on routing, aircraft type, and whether the flight is direct or connecting. A direct flight typically reflects great-circle distance plus winds, while one-stop options can add several hours depending on the layover airport. The typical block time and frequency we have observed for this route are shown above.
Which airlines fly from Cancun to St. Louis?
Airline availability for CUN to STL changes by season and sometimes week to week as carriers adjust capacity. The airlines and aircraft types observed operating this route, both direct and connecting, are listed below based on real flight-tracking data.
Are there direct flights from Cancun to St. Louis?
Direct (nonstop) availability on CUN to STL varies by date, day of week, and season. Busy city pairs usually have multiple daily nonstops, while thinner routes may only have direct service a few days per week or only during peak seasons.
No fatal or serious occurrence involving any operator on this pair in the last 90 days.
- Frontier Airlines58
- Southwest Airlines40
| Carrier | Sightings / 90d | Safety events |
|---|---|---|
| Southwest Airlines | 3 sightings | No recorded events |
| Frontier Airlines | 1 sighting | No recorded events |
Planning CUN → STL
CUN to STL is a medium-haul route of 1,997 km (1,241 mi). See the return STL → CUN route.
Alternative airports near Cancun: Isla Mujeres (ISJ) — 27 km, Cozumel (CZM) — 58 km.
Alternative airports near St. Louis: Null (SUS) — 26 km, Alton/St Louis (ALN) — 32 km, Belleville (BLV) — 52 km.