Miles between Washington, DC and Irmo, SC

There are
490 mi
from Washington, DC to Irmo, SC

That's the driving distance. It would take 9 hours 9 mins to go from Washington, District of Columbia to Irmo, South Carolina.

The flight distance (direct flight from Washington, DC to Irmo, SC) is 404.20 mi.

490 mi = 788.11 kms