Distance calculator

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

KPCW · Erie-Ottawa International Airport → KBOS · Boston Logan International Airport

Distance
531.7 nm
984.7 km · 611.9 mi
Course (true)
081°
Reverse course
269°
Flight time
1:13

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