Distance calculator

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

KPHL · Philadelphia International Airport → KBST · Belfast Municipal Airport

Distance
388.5 nm
719.6 km · 447.1 mi
Course (true)
043°
Reverse course
228°
Flight time
0:53

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