Air Canada
Star Alliance
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Canada
Montréal-Pierre Elliott Trudeau International Airport
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United States
Lambert-Saint Louis International Airport
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Scan through all non-stop flights from Montreal to St. Louis. The full flight schedule below gives an overview of all non-stop flights from YUL to STL, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
St. Louis is a humid subtropical or warm-temperate destination, featuring hot, humid summers with temperatures typically around 30°C (86°F) and mild to cool winters. The region is known for consistent rainfall throughout the year, peaking in summer. The area is known for its vibrant urban energy, diverse landscapes, and numerous outdoor activities.
You can visit St. Louis any time of the year, but the best months to explore are from to and from to .
Currently, there is only one airline operating non-stop flights from Montreal YUL to St. Louis STL, which is Air Canada. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their YUL STL flight schedule.
Flights from YUL to STL are operated 7 times a week, with an average of 1 flight per day. Departure times vary between 16:40 - 18:30. The earliest flight departs at 16:40, the last flight departs at 18:30. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from Montreal to St. Louis takes 2 hours and 55 minutes. The flight distance between Montreal and St. Louis is 967 miles (or 1,556 km).
There is 1 airport in St. Louis: Lambert-Saint Louis International Airport (STL).
There are 7 flights per week flying from Montreal to St. Louis (as of April 2026).
2 hours and 55 minutes is the average flight time from Montreal to St. Louis.
The distance from Montreal to St. Louis is 967 miles (1,556 kilometers).
Air Canada is the only airline flying nonstop from Montreal to St. Louis.
Star Alliance is currently the only alliance flying nonstop from Montreal to St. Louis.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Montreal to St. Louis:
The earliest flight departs at 16:40 from Montreal and arrives at 18:26 at St. Louis.
The latest flight departs at 18:30 from Montreal and arrives at 20:25 at St. Louis.
967 miles (1,556 km) · 2h 55m
18:30
20:25
Air Canada
Star Alliance
AC 1565
Air Canada
Airbus A220-300
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