Distance calculator

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

KAPN · Alpena County Regional Airport → KBOS · Boston Logan International Airport

Distance
567.9 nm
1,051.7 km · 653.5 mi
Course (true)
102°
Reverse course
291°
Flight time
1:17

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