There are
1,774 mi
from Topeka, KS to Milwaukie, OR
That's the driving distance. It would take 1 day 6 hours to go from Topeka, Kansas to Milwaukie, Oregon.
The flight distance (direct flight from Topeka, KS to Milwaukie, OR) is 1,439.40 mi.
1,774 mi = 1.61 kms