There are
1,955 mi
from Thornton, CO to Woonsocket, RI
That's the driving distance. It would take 1 day 11 hours to go from Thornton, Colorado to Woonsocket, Rhode Island.
The flight distance (direct flight from Thornton, CO to Woonsocket, RI) is 1,741.43 mi.
1,955 mi = 1.61 kms