There are
3,047 mi
from Warwick, RI to Troutdale, OR
That's the driving distance. It would take 2 days 6 hours to go from Warwick, Rhode Island to Troutdale, Oregon.
The flight distance (direct flight from Warwick, RI to Troutdale, OR) is 2,520.20 mi.
3,047 mi = 4.83 kms