Distance calculator

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

KOGS · Ogdensburg International Airport → KMTC · Selfridge Air National Guard Base Airport

Distance
343.3 nm
635.8 km · 395.1 mi
Course (true)
251°
Reverse course
066°
Flight time
0:47

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