There are
2,525 mi
from Missoula, MT to Warwick, RI
That's the driving distance. It would take 1 day 21 hours to go from Missoula, Montana to Warwick, Rhode Island.
The flight distance (direct flight from Missoula, MT to Warwick, RI) is 2,110.75 mi.
2,525 mi = 3.22 kms