There are
1,771 mi
from Thornton, CO to Westwood, NJ
That's the driving distance. It would take 1 day 7 hours to go from Thornton, Colorado to Westwood, New Jersey.
The flight distance (direct flight from Thornton, CO to Westwood, NJ) is 1,620.56 mi.
1,771 mi = 1.61 kms