Miles between Mill Valley, CA and Casper, WY

There are
1,146 mi
from Mill Valley, CA to Casper, WY

That's the driving distance. It would take 19 hours 55 mins to go from Mill Valley, California to Casper, Wyoming.

The flight distance (direct flight from Mill Valley, CA to Casper, WY) is 918.55 mi.

1,146 mi = 1,844.90 kms