Miles between San Mateo, CA and Spencer, IA

There are
1,835 mi
from San Mateo, CA to Spencer, IA

That's the driving distance. It would take 1 day 8 hours to go from San Mateo, California to Spencer, Iowa.

The flight distance (direct flight from San Mateo, CA to Spencer, IA) is 1,475.02 mi.

1,835 mi = 1.61 kms