There are
1,233 mi
from Lakewood, CO to Troutdale, OR
That's the driving distance. It would take 21 hours 13 mins to go from Lakewood, Colorado to Troutdale, Oregon.
The flight distance (direct flight from Lakewood, CO to Troutdale, OR) is 965.19 mi.
1,233 mi = 1,984.59 kms