Distance calculator

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

KHTL · Roscommon County - Blodgett Memorial Airport → KBOS · Boston Logan International Airport

Distance
607.6 nm
1,125.3 km · 699.2 mi
Course (true)
097°
Reverse course
286°
Flight time
1:23

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