Distance calculator

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

KBFM · Mobile Downtown Airport → KORD · Chicago O'Hare International Airport

Distance
681.6 nm
1,262.3 km · 784.4 mi
Course (true)
001°
Reverse course
181°
Flight time
1:33

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