Miles between San Marcos, CA and Sammamish, WA

There are
1,245 mi
from San Marcos, CA to Sammamish, WA

That's the driving distance. It would take 23 hours 41 mins to go from San Marcos, California to Sammamish, Washington.

The flight distance (direct flight from San Marcos, CA to Sammamish, WA) is 1,034.02 mi.

1,245 mi = 1.61 kms