There are
1,201 mi
from Missoula, MT to La Habra, CA
That's the driving distance. It would take 20 hours 11 mins to go from Missoula, Montana to La Habra, California.
The flight distance (direct flight from Missoula, MT to La Habra, CA) is 916.53 mi.
1,201 mi = 1.61 kms