Miles between Missoula, MT and Rock Springs, WY

There are
563 mi
from Missoula, MT to Rock Springs, WY

That's the driving distance. It would take 10 hours 9 mins to go from Missoula, Montana to Rock Springs, Wyoming.

The flight distance (direct flight from Missoula, MT to Rock Springs, WY) is 435.26 mi.

563 mi = 906.30 kms