New calculation
Flight distance & time
Indianapolis International Airport → St Louis Downtown Airport
INDCPS
- Distance
- 356 km · 221 mi
- Flight time
- 01h 11m
- CO₂ per passenger
- 32 kg
This Indianapolis International Airport → St Louis Downtown Airport route is 356 km (221 mi) end to end. The estimated flight time is 01h 11m, and a passenger's share of CO₂ works out at roughly 32 kg.
See the reverse route: St Louis Downtown Airport → Indianapolis International Airport
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Your route
- FromINDIndianapolis International AirportIndianapolis, Indiana
- ToCPSSt Louis Downtown AirportCahokia/St Louis, Illinois
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
Indianapolis International Airport to St Louis Downtown Airport FAQ
How far is Indianapolis International Airport from St Louis Downtown Airport?
Indianapolis International Airport (IND) and St Louis Downtown Airport (CPS) are 356 km (221 mi) apart, measured along the great-circle route.
How long is the flight from Indianapolis International Airport to St Louis Downtown Airport?
A direct IND–CPS flight covers the distance in about 01h 11m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Indianapolis International Airport to St Louis Downtown Airport produce?
A passenger's share of CO₂ on the IND–CPS route is roughly 32 kg.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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