Miles between Riverside, CA and Spencer, IA

There are
1,670 mi
from Riverside, CA to Spencer, IA

That's the driving distance. It would take 1 day 5 hours to go from Riverside, California to Spencer, Iowa.

The flight distance (direct flight from Riverside, CA to Spencer, IA) is 1,353.86 mi.

1,670 mi = 1.61 kms