There are
1,734 mi
from Missoula, MT to Waco, TX
That's the driving distance. It would take 1 day 6 hours to go from Missoula, Montana to Waco, Texas.
The flight distance (direct flight from Missoula, MT to Waco, TX) is 1,385.02 mi.
1,734 mi = 1.61 kms