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Flight distance & time
Lambert St Louis International Airport → Chicago O'Hare International Airport
STLORD
- Distance
- 415 km · 257 mi
- Flight time
- 01h 16m
- CO₂ per passenger
- 37 kg
This Lambert St Louis International Airport → Chicago O'Hare International Airport route is 415 km (257 mi) end to end. The estimated flight time is 01h 16m, and a passenger's share of CO₂ works out at roughly 37 kg.
See the reverse route: Chicago O'Hare International Airport → Lambert St Louis International Airport
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Your route
- FromSTLLambert St Louis International AirportSt Louis, Missouri
- ToORDChicago O'Hare International AirportChicago, Illinois
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 Chicago O'Hare International Airport FAQ
How far is Lambert St Louis International Airport from Chicago O'Hare International Airport?
Lambert St Louis International Airport (STL) and Chicago O'Hare International Airport (ORD) are 415 km (257 mi) apart, measured along the great-circle route.
How long is the flight from Lambert St Louis International Airport to Chicago O'Hare International Airport?
A direct STL–ORD flight covers the distance in about 01h 16m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Lambert St Louis International Airport to Chicago O'Hare International Airport produce?
A passenger's share of CO₂ on the STL–ORD route is roughly 37 kg.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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