Miles between Thornton, CO and Hays, KS

There are
341 mi
from Thornton, CO to Hays, KS

That's the driving distance. It would take 5 hours 51 mins to go from Thornton, Colorado to Hays, Kansas.

The flight distance (direct flight from Thornton, CO to Hays, KS) is 309.10 mi.

341 mi = 548.72 kms