Miles between Thornton, CO and Dover, NH

There are
2,034 mi
from Thornton, CO to Dover, NH

That's the driving distance. It would take 1 day 13 hours to go from Thornton, Colorado to Dover, New Hampshire.

The flight distance (direct flight from Thornton, CO to Dover, NH) is 1,766.18 mi.

2,034 mi = 3.22 kms