Miles between Westminster, CO and Dubuque, IA

There are
857 mi
from Westminster, CO to Dubuque, IA

That's the driving distance. It would take 15 hours 17 mins to go from Westminster, Colorado to Dubuque, Iowa.

The flight distance (direct flight from Westminster, CO to Dubuque, IA) is 768.82 mi.

857 mi = 1,379.33 kms