Distance calculator

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

KDKK · Chautauqua County-Dunkirk Airport → KBOS · Boston Logan International Airport

Distance
366.2 nm
678.3 km · 421.5 mi
Course (true)
088°
Reverse course
274°
Flight time
0:50

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