Miles between Washington, DC and Alton, IL

There are
815 mi
from Washington, DC to Alton, IL

That's the driving distance. It would take 15 hours 40 mins to go from Washington, District of Columbia to Alton, Illinois.

The flight distance (direct flight from Washington, DC to Alton, IL) is 706.44 mi.

815 mi = 1,311.00 kms