Miles between Thornton, CO and Pasadena, TX

There are
1,040 mi
from Thornton, CO to Pasadena, TX

That's the driving distance. It would take 19 hours 4 mins to go from Thornton, Colorado to Pasadena, Texas.

The flight distance (direct flight from Thornton, CO to Pasadena, TX) is 893.96 mi.

1,040 mi = 1.61 kms