Miles between San Marcos, CA and Vermillion, SD

There are
1,607 mi
from San Marcos, CA to Vermillion, SD

That's the driving distance. It would take 1 day 4 hours to go from San Marcos, California to Vermillion, South Dakota.

The flight distance (direct flight from San Marcos, CA to Vermillion, SD) is 1,282.82 mi.

1,607 mi = 1.61 kms