Miles between Oceanside, CA and Alton, IL

There are
1,870 mi
from Oceanside, CA to Alton, IL

That's the driving distance. It would take 1 day 8 hours to go from Oceanside, California to Alton, Illinois.

The flight distance (direct flight from Oceanside, CA to Alton, IL) is 1,562.99 mi.

1,870 mi = 1.61 kms