Distance calculator

Great-circle distance. Enter an airport ICAO / IATA code or coordinates (for example 52.1657, 20.9671).

KOSC · Oscoda Wurtsmith Airport → KROA · Roanoke–Blacksburg Regional Airport

Distance
455.0 nm
842.7 km · 523.6 mi
Course (true)
159°
Reverse course
341°
Flight time
1:02

Straight great-circle distance, not a route. Course is true, not magnetic.