There are
1,950 mi
from Missoula, MT to La Marque, TX
That's the driving distance. It would take 1 day 9 hours to go from Missoula, Montana to La Marque, Texas.
The flight distance (direct flight from Missoula, MT to La Marque, TX) is 1,582.81 mi.
1,950 mi = 1.61 kms