Miles between Dubuque, IA and Casper, WY

There are
857 mi
from Dubuque, IA to Casper, WY

That's the driving distance. It would take 16 hours 51 mins to go from Dubuque, Iowa to Casper, Wyoming.

The flight distance (direct flight from Dubuque, IA to Casper, WY) is 794.06 mi.

857 mi = 1,379.33 kms