Miles between San Marcos, CA and Peoria, IL

There are
1,978 mi
from San Marcos, CA to Peoria, IL

That's the driving distance. It would take 1 day 10 hours to go from San Marcos, California to Peoria, Illinois.

The flight distance (direct flight from San Marcos, CA to Peoria, IL) is 1,602.27 mi.

1,978 mi = 1.61 kms