Miles between Longmont, CO and Surprise, AZ

There are
846 mi
from Longmont, CO to Surprise, AZ

That's the driving distance. It would take 16 hours 5 mins to go from Longmont, Colorado to Surprise, Arizona.

The flight distance (direct flight from Longmont, CO to Surprise, AZ) is 604.40 mi.

846 mi = 1,361.10 kms