Miles between Longmont, CO and Mountain View, CA

There are
1,263 mi
from Longmont, CO to Mountain View, CA

That's the driving distance. It would take 21 hours 43 mins to go from Longmont, Colorado to Mountain View, California.

The flight distance (direct flight from Longmont, CO to Mountain View, CA) is 933.15 mi.

1,263 mi = 1.61 kms