Miles between Boise, ID and Longmont, CO

There are
794 mi
from Boise, ID to Longmont, CO

That's the driving distance. It would take 13 hours 16 mins to go from Boise, Idaho to Longmont, Colorado.

The flight distance (direct flight from Boise, ID to Longmont, CO) is 619.66 mi.

794 mi = 1,278.57 kms