New calculation
Flight distance & time
Lambert St Louis International Airport → Louisville Muhammad Ali International Airport
STLSDF
- Distance
- 408 km · 253 mi
- Flight time
- 01h 15m
- CO₂ per passenger
- 36 kg
This Lambert St Louis International Airport → Louisville Muhammad Ali International Airport route is 408 km (253 mi) end to end. The estimated flight time is 01h 15m, and a passenger's share of CO₂ works out at roughly 36 kg.
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Your route
- FromSTLLambert St Louis International AirportSt Louis, Missouri
- ToSDFLouisville Muhammad Ali International AirportLouisville, Kentucky
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 Louisville Muhammad Ali International Airport FAQ
How far is Lambert St Louis International Airport from Louisville Muhammad Ali International Airport?
Lambert St Louis International Airport (STL) and Louisville Muhammad Ali International Airport (SDF) are 408 km (253 mi) apart, measured along the great-circle route.
How long is the flight from Lambert St Louis International Airport to Louisville Muhammad Ali International Airport?
A direct STL–SDF flight covers the distance in about 01h 15m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Lambert St Louis International Airport to Louisville Muhammad Ali International Airport produce?
A passenger's share of CO₂ on the STL–SDF route is roughly 36 kg.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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