Miles between Downey, CA and Romeoville, IL

There are
1,998 mi
from Downey, CA to Romeoville, IL

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

The flight distance (direct flight from Downey, CA to Romeoville, IL) is 1,714.48 mi.

1,998 mi = 1.61 kms