Miles between San Marcos, CA and Ionia, MI

There are
2,241 mi
from San Marcos, CA to Ionia, MI

That's the driving distance. It would take 1 day 15 hours to go from San Marcos, California to Ionia, Michigan.

The flight distance (direct flight from San Marcos, CA to Ionia, MI) is 1,859.73 mi.

2,241 mi = 3.22 kms