Miles between Billings, MT and Johnston, IA

There are
940 mi
from Billings, MT to Johnston, IA

That's the driving distance. It would take 16 hours 13 mins to go from Billings, Montana to Johnston, Iowa.

The flight distance (direct flight from Billings, MT to Johnston, IA) is 789.99 mi.

940 mi = 1,512.55 kms