There are
1,883 mi
from Iowa City, IA to Tacoma, WA
That's the driving distance. It would take 1 day 8 hours to go from Iowa City, Iowa to Tacoma, Washington.
The flight distance (direct flight from Iowa City, IA to Tacoma, WA) is 1,561.58 mi.
1,883 mi = 1.61 kms