Miles between Thornton, CO and Speedway, IN

There are
1,085 mi
from Thornton, CO to Speedway, IN

That's the driving distance. It would take 19 hours 23 mins to go from Thornton, Colorado to Speedway, Indiana.

The flight distance (direct flight from Thornton, CO to Speedway, IN) is 990.60 mi.

1,085 mi = 1.61 kms