Distance calculator

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

KCOS · City of Colorado Springs Municipal Airport → KALN · St Louis Regional Airport

Distance
684.6 nm
1,267.8 km · 787.8 mi
Course (true)
085°
Reverse course
274°
Flight time
1:33

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