There are
1,783 mi
from Topeka, KS to Tualatin, OR
That's the driving distance. It would take 1 day 6 hours to go from Topeka, Kansas to Tualatin, Oregon.
The flight distance (direct flight from Topeka, KS to Tualatin, OR) is 1,444.80 mi.
1,783 mi = 1.61 kms