Distance calculator

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

KCPR · Casper-Natrona County International Airport → KSEA · Seattle–Tacoma International Airport

Distance
722.4 nm
1,337.9 km · 831.3 mi
Course (true)
298°
Reverse course
106°
Flight time
1:39

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