Distance calculator

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

KBOS · Boston Logan International Airport → KUNI · Ohio University Airport

Distance
543.5 nm
1,006.6 km · 625.5 mi
Course (true)
253°
Reverse course
066°
Flight time
1:14

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