Distance calculator

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

CYBC · Baie-Comeau Airport → KBOS · Boston Logan International Airport

Distance
423.1 nm
783.5 km · 486.8 mi
Course (true)
197°
Reverse course
015°
Flight time
0:58

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