New calculation
Flight distance & time
Helena Regional Airport → Rapid City Regional Airport
HLNRAP
- Distance
- 753 km · 467 mi
- Flight time
- 01h 41m
- CO₂ per passenger
- 67 kg
This Helena Regional Airport → Rapid City Regional Airport route is 753 km (467 mi) end to end. The estimated flight time is 01h 41m, and a passenger's share of CO₂ works out at roughly 67 kg.
See the reverse route: Rapid City Regional Airport → Helena Regional Airport
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Your route
- FromHLNHelena Regional AirportHelena, Montana
- ToRAPRapid City Regional AirportRapid City, South Dakota
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
Helena Regional Airport to Rapid City Regional Airport FAQ
How far is Helena Regional Airport from Rapid City Regional Airport?
Helena Regional Airport (HLN) and Rapid City Regional Airport (RAP) are 753 km (467 mi) apart, measured along the great-circle route.
How long is the flight from Helena Regional Airport to Rapid City Regional Airport?
A direct HLN–RAP flight covers the distance in about 01h 41m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Helena Regional Airport to Rapid City Regional Airport produce?
A passenger's share of CO₂ on the HLN–RAP route is roughly 67 kg.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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