New calculation
Flight distance & time
Lambert St Louis International Airport → Montreal / Pierre Elliott Trudeau International Airport
STLYUL
- Distance
- 1,557 km · 967 mi
- Flight time
- 02h 41m
- CO₂ per passenger
- 140 kg
This Lambert St Louis International Airport → Montreal / Pierre Elliott Trudeau International Airport route is 1,557 km (967 mi) end to end. The estimated flight time is 02h 41m, and a passenger's share of CO₂ works out at roughly 140 kg.
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Your route
- FromSTLLambert St Louis International AirportSt Louis, Missouri
- ToYULMontreal / Pierre Elliott Trudeau International AirportMontreal, Quebec
Flight map
Track your lifetime distance flown across every trip.
Route service
We don't have scheduled-service data for this route — it may be operated by non-commercial or charter flights only.
Common questions
Lambert St Louis International Airport to Montreal / Pierre Elliott Trudeau International Airport FAQ
How far is Lambert St Louis International Airport from Montreal / Pierre Elliott Trudeau International Airport?
Lambert St Louis International Airport (STL) and Montreal / Pierre Elliott Trudeau International Airport (YUL) are 1,557 km (967 mi) apart, measured along the great-circle route.
How long is the flight from Lambert St Louis International Airport to Montreal / Pierre Elliott Trudeau International Airport?
A direct STL–YUL flight covers the distance in about 02h 41m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Lambert St Louis International Airport to Montreal / Pierre Elliott Trudeau International Airport produce?
A passenger's share of CO₂ on the STL–YUL route is roughly 140 kg.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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