Miles between Hammond, IN and Siloam Springs, AR

There are
640 mi
from Hammond, IN to Siloam Springs, AR

That's the driving distance. It would take 12 hours 1 min to go from Hammond, Indiana to Siloam Springs, Arkansas.

The flight distance (direct flight from Hammond, IN to Siloam Springs, AR) is 531 mi.

640 mi = 1,030.41 kms