There are
1,832 mi
from Missoula, MT to Lockhart, TX
That's the driving distance. It would take 1 day 7 hours to go from Missoula, Montana to Lockhart, Texas.
The flight distance (direct flight from Missoula, MT to Lockhart, TX) is 1,463.35 mi.
1,832 mi = 1.61 kms