Distance calculator

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

KCPS · St Louis Downtown Airport → KCYS · Cheyenne Regional Jerry Olson Field

Distance
692.1 nm
1,281.8 km · 796.5 mi
Course (true)
288°
Reverse course
098°
Flight time
1:34

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