There are
1,280 mi
from Chula Vista, CA to Missoula, MT
That's the driving distance. It would take 21 hours 37 mins to go from Chula Vista, California to Missoula, Montana.
The flight distance (direct flight from Chula Vista, CA to Missoula, MT) is 995.71 mi.
1,280 mi = 1.61 kms