Miles between Longmont, CO and San Marino, CA

There are
1,032 mi
from Longmont, CO to San Marino, CA

That's the driving distance. It would take 18 hours 11 mins to go from Longmont, Colorado to San Marino, California.

The flight distance (direct flight from Longmont, CO to San Marino, CA) is 827.85 mi.

1,032 mi = 1.61 kms