Miles between San Marcos, CA and Spencer, IA

There are
1,733 mi
from San Marcos, CA to Spencer, IA

That's the driving distance. It would take 1 day 6 hours to go from San Marcos, California to Spencer, Iowa.

The flight distance (direct flight from San Marcos, CA to Spencer, IA) is 1,375.62 mi.

1,733 mi = 1.61 kms