There are
1,678 mi
from Missoula, MT to Sachse, TX
That's the driving distance. It would take 1 day 5 hours to go from Missoula, Montana to Sachse, Texas.
The flight distance (direct flight from Missoula, MT to Sachse, TX) is 1,325.59 mi.
1,678 mi = 1.61 kms