There are
1,581 mi
from Tucson, AZ to Pekin, IL
That's the driving distance. It would take 1 day 4 hours to go from Tucson, Arizona to Pekin, Illinois.
The flight distance (direct flight from Tucson, AZ to Pekin, IL) is 1,312.13 mi.
1,581 mi = 1.61 kms