New calculation
Flight distance & time
Louis Armstrong New Orleans International Airport → Lambert St Louis International Airport
MSYSTL
- Distance
- 973 km · 604 mi
- Flight time
- 01h 58m
- CO₂ per passenger
- 87 kg
This Louis Armstrong New Orleans International Airport → Lambert St Louis International Airport route is 973 km (604 mi) end to end. The estimated flight time is 01h 58m, and a passenger's share of CO₂ works out at roughly 87 kg.
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Your route
- FromMSYLouis Armstrong New Orleans International AirportNew Orleans, Louisiana
- ToSTLLambert St Louis International AirportSt Louis, Missouri
Flight map
Track your lifetime distance flown across every trip.
Route service
Average daily flights~2 flights/day
Airlines on this route
Southwest Airlines
Common questions
Louis Armstrong New Orleans International Airport to Lambert St Louis International Airport FAQ
How far is Louis Armstrong New Orleans International Airport from Lambert St Louis International Airport?
Louis Armstrong New Orleans International Airport (MSY) and Lambert St Louis International Airport (STL) are 973 km (604 mi) apart, measured along the great-circle route.
How long is the flight from Louis Armstrong New Orleans International Airport to Lambert St Louis International Airport?
A direct MSY–STL flight covers the distance in about 01h 58m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Louis Armstrong New Orleans International Airport to Lambert St Louis International Airport produce?
A passenger's share of CO₂ on the MSY–STL route is roughly 87 kg.
Which airlines fly from Louis Armstrong New Orleans International Airport to Lambert St Louis International Airport?
Southwest Airlines operate scheduled service between MSY and STL.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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