Miles between Killeen, TX and Great Falls, MT

There are
1,637 mi
from Killeen, TX to Great Falls, MT

That's the driving distance. It would take 1 day 5 hours to go from Killeen, Texas to Great Falls, Montana.

The flight distance (direct flight from Killeen, TX to Great Falls, MT) is 1,340.16 mi.

1,637 mi = 1.61 kms