Miles between Great Falls, MT and San Antonio, TX

There are
1,689 mi
from Great Falls, MT to San Antonio, TX

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

The flight distance (direct flight from Great Falls, MT to San Antonio, TX) is 1,423.93 mi.

1,689 mi = 2,717.72 kms