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Flight distance & time
Decatur Airport → Lambert St Louis International Airport
DECSTL
- Distance
- 177 km · 109 mi
- Flight time
- 00h 58m
- CO₂ per passenger
- 15 kg
This Decatur Airport → Lambert St Louis International Airport route is 177 km (109 mi) end to end. The estimated flight time is 00h 58m, and a passenger's share of CO₂ works out at roughly 15 kg.
See the reverse route: Lambert St Louis International Airport → Decatur Airport
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Your route
- FromDECDecatur AirportDecatur, Illinois
- ToSTLLambert St Louis International AirportSt Louis, Missouri
Flight map
Track your lifetime distance flown across every trip.
Route service
Average daily flights~0.1 flights/day
Airlines on this route
NetJets Aviation
Common questions
Decatur Airport to Lambert St Louis International Airport FAQ
How far is Decatur Airport from Lambert St Louis International Airport?
Decatur Airport (DEC) and Lambert St Louis International Airport (STL) are 177 km (109 mi) apart, measured along the great-circle route.
How long is the flight from Decatur Airport to Lambert St Louis International Airport?
A direct DEC–STL flight covers the distance in about 00h 58m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Decatur Airport to Lambert St Louis International Airport produce?
A passenger's share of CO₂ on the DEC–STL route is roughly 15 kg.
Which airlines fly from Decatur Airport to Lambert St Louis International Airport?
NetJets Aviation operate scheduled service between DEC and STL.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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