There are
2,528 mi
from Warwick, RI to Missoula, MT
That's the driving distance. It would take 1 day 21 hours to go from Warwick, Rhode Island to Missoula, Montana.
The flight distance (direct flight from Warwick, RI to Missoula, MT) is 2,110.75 mi.
2,528 mi = 3.22 kms