There are
1,980 mi
from Iowa City, IA to Corvallis, OR
That's the driving distance. It would take 1 day 10 hours to go from Iowa City, Iowa to Corvallis, Oregon.
The flight distance (direct flight from Iowa City, IA to Corvallis, OR) is 1,602.80 mi.
1,980 mi = 1.61 kms