Distance calculator

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

KPTB · Dinwiddie County Airport → KBOS · Boston Logan International Airport

Distance
431.7 nm
799.6 km · 496.8 mi
Course (true)
042°
Reverse course
226°
Flight time
0:59

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