St. Louis to Montreal flights
Direct and connecting flights from St Louis Lambert International Airport (STL) to Montreal / Pierre Elliott Trudeau International Airport (YUL) — airlines, aircraft types, and the safety record for this route.
Route FAQ
How long does the flight from St. Louis to Montreal take?
Flight time from St. Louis (STL) to Montreal (YUL) 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 St. Louis to Montreal?
Airline availability for STL to YUL 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 St. Louis to Montreal?
Direct (nonstop) availability on STL to YUL 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.
- Air Canada46
- Air Canada JazzNo data
| Carrier | Sightings / 90d | Safety events |
|---|---|---|
| Air Canada Jazz | 1 sighting | No recorded events |
| Air Canada | 1 sighting | No recorded events |
Planning STL → YUL
STL to YUL is a medium-haul route of 1,558 km (968 mi). See the return YUL → STL route.
Alternative airports near St. Louis: Null (SUS) — 26 km, Alton/St Louis (ALN) — 32 km, Belleville (BLV) — 52 km.
Alternative airports near Montreal: Montreal (YHU) — 26 km, Montreal (YMX) — 33 km, St. Jean (YJN) — 41 km.