Distance calculator

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

KSTL · St. Louis Lambert International Airport → KBUB · Cram Field

Distance
441.1 nm
817.0 km · 507.7 mi
Course (true)
297°
Reverse course
111°
Flight time
1:00

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