New calculation
Flight distance & time
Indianapolis International Airport → St Louis Regional Airport
INDALN
- Distance
- 335 km · 208 mi
- Flight time
- 01h 10m
- CO₂ per passenger
- 30 kg
This Indianapolis International Airport → St Louis Regional Airport route is 335 km (208 mi) end to end. The estimated flight time is 01h 10m, and a passenger's share of CO₂ works out at roughly 30 kg.
See the reverse route: St Louis Regional Airport → Indianapolis International Airport
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Your route
- FromINDIndianapolis International AirportIndianapolis, Indiana
- ToALNSt Louis Regional AirportAlton/St Louis, Illinois
Flight map
Track your lifetime distance flown across every trip.
Route service
Average daily flights~0.3 flights/day
Airlines on this route
NetJets AviationXGN
Common questions
Indianapolis International Airport to St Louis Regional Airport FAQ
How far is Indianapolis International Airport from St Louis Regional Airport?
Indianapolis International Airport (IND) and St Louis Regional Airport (ALN) are 335 km (208 mi) apart, measured along the great-circle route.
How long is the flight from Indianapolis International Airport to St Louis Regional Airport?
A direct IND–ALN flight covers the distance in about 01h 10m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Indianapolis International Airport to St Louis Regional Airport produce?
A passenger's share of CO₂ on the IND–ALN route is roughly 30 kg.
Which airlines fly from Indianapolis International Airport to St Louis Regional Airport?
NetJets Aviation, XGN operate scheduled service between IND and ALN.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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