There are
824 mi
from Casper, WY to Mendota Heights, MN
That's the driving distance. It would take 14 hours 44 mins to go from Casper, Wyoming to Mendota Heights, Minnesota.
The flight distance (direct flight from Casper, WY to Mendota Heights, MN) is 670.01 mi.
824 mi = 1,326.11 kms