Miles between San Marcos, CA and Fort Collins, CO

There are
1,107 mi
from San Marcos, CA to Fort Collins, CO

That's the driving distance. It would take 19 hours 29 mins to go from San Marcos, California to Fort Collins, Colorado.

The flight distance (direct flight from San Marcos, CA to Fort Collins, CO) is 841.52 mi.

1,107 mi = 1.61 kms