Distance calculator

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

KGLR · Gaylord Regional Airport → KBOS · Boston Logan International Airport

Distance
614.7 nm
1,138.4 km · 707.4 mi
Course (true)
100°
Reverse course
290°
Flight time
1:24

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