Distance calculator

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

CYOW · Ottawa Macdonald-Cartier International Airport → KNUI · Naval Outlying Landing Field Webster

Distance
432.3 nm
800.7 km · 497.5 mi
Course (true)
185°
Reverse course
004°
Flight time
0:59

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