Miles between Rialto, CA and Spencer, IA

There are
1,657 mi
from Rialto, CA to Spencer, IA

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

The flight distance (direct flight from Rialto, CA to Spencer, IA) is 1,346.67 mi.

1,657 mi = 1.61 kms