Direct flights from St Louis to Montreal

Did you mean Flights from Montreal to St Louis?

St Louis

United States

STL

Lambert St Louis International Airport

Montreal

Canada

YUL

Montreal / Pierre Elliott Trudeau International Airport

Route: Nonstop service available
Distance: 968 miles
Airlines: 2 airlines
Aircraft: 3 aircraft types
Dates: Sep 8, 2026 – Sep 5, 2027

St Louis to Montreal route overview

Lambert St Louis International Airport (STL) serves St Louis; Montreal / Pierre Elliott Trudeau International Airport (YUL) serves Montreal.

The airports are 968 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from STL to YUL.

Airlines represented in the current schedule are Air Canada (AC) and United Airlines (UA).

Published schedule dates span Sep 8, 2026 – Sep 5, 2027.

Airlines on the St Louis to Montreal route

Airline alliance affiliations represented: Star Alliance

Aircraft flying from STL to YUL

Frequently asked questions

Which airports serve the St Louis to Montreal route?

Lambert St Louis International Airport (STL) is the origin airport and Montreal / Pierre Elliott Trudeau International Airport (YUL) is the destination airport.

How far is Montreal from St Louis?

STL and YUL are approximately 968 miles apart by great-circle distance.

Are there direct flights from STL to YUL?

Yes. Roame's current schedule feed shows nonstop service from STL to YUL.

Which airlines fly from STL to YUL?

Airlines represented in the current schedule are Air Canada (AC) and United Airlines (UA).

Which aircraft fly from STL to YUL?

Aircraft listed in the current schedule include Canadair Regional Jet 900 (CR9), Embraer 175 (short wing) (E75) and Embraer 175 (long wing) (E7W).