There are
1,012 mi
from Casper, WY to Susanville, CA
That's the driving distance. It would take 17 hours 14 mins to go from Casper, Wyoming to Susanville, California.
The flight distance (direct flight from Casper, WY to Susanville, CA) is 758.53 mi.
1,012 mi = 1,628.46 kms