There are
1,674 mi
from Missoula, MT to Bonham, TX
That's the driving distance. It would take 1 day 5 hours to go from Missoula, Montana to Bonham, Texas.
The flight distance (direct flight from Missoula, MT to Bonham, TX) is 1,308.76 mi.
1,674 mi = 1.61 kms