Miles between Thornton, CO and Chelsea, MA

There are
1,978 mi
from Thornton, CO to Chelsea, MA

That's the driving distance. It would take 1 day 12 hours to go from Thornton, Colorado to Chelsea, Massachusetts.

The flight distance (direct flight from Thornton, CO to Chelsea, MA) is 1,763.08 mi.

1,978 mi = 1.61 kms