Miles between Danbury, CT and Herndon, VA

There are
309 mi
from Danbury, CT to Herndon, VA

That's the driving distance. It would take 6 hours 30 mins to go from Danbury, Connecticut to Herndon, Virginia.

The flight distance (direct flight from Danbury, CT to Herndon, VA) is 266.71 mi.

309 mi = 497.37 kms