There are
1,910 mi
from Missoula, MT to Bellaire, TX
That's the driving distance. It would take 1 day 9 hours to go from Missoula, Montana to Bellaire, Texas.
The flight distance (direct flight from Missoula, MT to Bellaire, TX) is 1,546.93 mi.
1,910 mi = 1.61 kms