Miles between San Francisco, CA and Spencer, IA

There are
1,818 mi
from San Francisco, CA to Spencer, IA

That's the driving distance. It would take 1 day 7 hours to go from San Francisco, California to Spencer, Iowa.

The flight distance (direct flight from San Francisco, CA to Spencer, IA) is 1,473.86 mi.

1,818 mi = 1.61 kms