Miles between Thornton, CO and Grand Island, NE

There are
399 mi
from Thornton, CO to Grand Island, NE

That's the driving distance. It would take 6 hours 49 mins to go from Thornton, Colorado to Grand Island, Nebraska.

The flight distance (direct flight from Thornton, CO to Grand Island, NE) is 356.35 mi.

399 mi = 641.58 kms