Miles between Thornton, CO and Grand Haven, MI

There are
1,152 mi
from Thornton, CO to Grand Haven, MI

That's the driving distance. It would take 20 hours 35 mins to go from Thornton, Colorado to Grand Haven, Michigan.

The flight distance (direct flight from Thornton, CO to Grand Haven, MI) is 992.98 mi.

1,152 mi = 1.61 kms