There are
1,781 mi
from Schenectady, NY to Thornton, CO
That's the driving distance. It would take 1 day 8 hours to go from Schenectady, New York to Thornton, Colorado.
The flight distance (direct flight from Schenectady, NY to Thornton, CO) is 1,613.38 mi.
1,781 mi = 2,865.57 kms