New calculation
Flight distance & time
Sidney Richland Municipal Airport → Lewistown Municipal Airport
SDYLWT
- Distance
- 403 km · 250 mi
- Flight time
- 01h 15m
- CO₂ per passenger
- 36 kg
This Sidney Richland Municipal Airport → Lewistown Municipal Airport route is 403 km (250 mi) end to end. The estimated flight time is 01h 15m, and a passenger's share of CO₂ works out at roughly 36 kg.
See the reverse route: Lewistown Municipal Airport → Sidney Richland Municipal Airport
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Your route
- FromSDYSidney Richland Municipal AirportSidney, Montana
- ToLWTLewistown Municipal AirportLewistown, Montana
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
Sidney Richland Municipal Airport to Lewistown Municipal Airport FAQ
How far is Sidney Richland Municipal Airport from Lewistown Municipal Airport?
Sidney Richland Municipal Airport (SDY) and Lewistown Municipal Airport (LWT) are 403 km (250 mi) apart, measured along the great-circle route.
How long is the flight from Sidney Richland Municipal Airport to Lewistown Municipal Airport?
A direct SDY–LWT flight covers the distance in about 01h 15m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Sidney Richland Municipal Airport to Lewistown Municipal Airport produce?
A passenger's share of CO₂ on the SDY–LWT route is roughly 36 kg.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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