There are
1,610 mi
from Tempe, AZ to Pekin, IL
That's the driving distance. It would take 1 day 4 hours to go from Tempe, Arizona to Pekin, Illinois.
The flight distance (direct flight from Tempe, AZ to Pekin, IL) is 1,321.16 mi.
1,610 mi = 1.61 kms