There are
1,812 mi
from Overland Park, KS to Tigard, OR
That's the driving distance. It would take 1 day 7 hours to go from Overland Park, Kansas to Tigard, Oregon.
The flight distance (direct flight from Overland Park, KS to Tigard, OR) is 1,496.78 mi.
1,812 mi = 1.61 kms