There are
1,529 mi
from Peoria, IL to Flagstaff, AZ
That's the driving distance. It would take 1 day 2 hours to go from Peoria, Illinois to Flagstaff, Arizona.
The flight distance (direct flight from Peoria, IL to Flagstaff, AZ) is 1,255.97 mi.
1,529 mi = 1.61 kms