There are
2,456 mi
from Parma, OH to Tualatin, OR
That's the driving distance. It would take 1 day 18 hours to go from Parma, Ohio to Tualatin, Oregon.
The flight distance (direct flight from Parma, OH to Tualatin, OR) is 2,056.14 mi.
2,456 mi = 3.22 kms