Distance calculator

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

KCPK · Chesapeake Regional Airport → KBOS · Boston Logan International Airport

Distance
421.1 nm
780.0 km · 484.6 mi
Course (true)
034°
Reverse course
217°
Flight time
0:57

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