Miles between Rockville, MD and Collinsville, IL

There are
784 mi
from Rockville, MD to Collinsville, IL

That's the driving distance. It would take 14 hours 56 mins to go from Rockville, Maryland to Collinsville, Illinois.

The flight distance (direct flight from Rockville, MD to Collinsville, IL) is 690.22 mi.

784 mi = 1,261.11 kms