Distance calculator

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

KSDY · Sidney - Richland Regional Airport → KBZN · Bozeman Yellowstone International Airport

Distance
308.7 nm
571.7 km · 355.2 mi
Course (true)
251°
Reverse course
065°
Flight time
0:42

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