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Flight distance & time
Denver International Airport → Lambert St Louis International Airport
DENSTL
- Distance
- 1,235 km · 767 mi
- Flight time
- 02h 17m
- CO₂ per passenger
- 111 kg
This Denver International Airport → Lambert St Louis International Airport route is 1,235 km (767 mi) end to end. The estimated flight time is 02h 17m, and a passenger's share of CO₂ works out at roughly 111 kg.
See the reverse route: Lambert St Louis International Airport → Denver International Airport
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Your route
- FromDENDenver International AirportDenver, Colorado
- ToSTLLambert St Louis International AirportSt Louis, Missouri
Flight map
Track your lifetime distance flown across every trip.
Route service
Average daily flights~11 flights/day
Airlines on this route
Frontier AirlinesSouthwest AirlinesUnited Airlines
Common questions
Denver International Airport to Lambert St Louis International Airport FAQ
How far is Denver International Airport from Lambert St Louis International Airport?
Denver International Airport (DEN) and Lambert St Louis International Airport (STL) are 1,235 km (767 mi) apart, measured along the great-circle route.
How long is the flight from Denver International Airport to Lambert St Louis International Airport?
A direct DEN–STL flight covers the distance in about 02h 17m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Denver International Airport to Lambert St Louis International Airport produce?
A passenger's share of CO₂ on the DEN–STL route is roughly 111 kg.
Which airlines fly from Denver International Airport to Lambert St Louis International Airport?
Frontier Airlines, Southwest Airlines, United Airlines operate scheduled service between DEN and STL.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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