There are
1,938 mi
from Pasadena, CA to Peoria, IL
That's the driving distance. It would take 1 day 9 hours to go from Pasadena, California to Peoria, Illinois.
The flight distance (direct flight from Pasadena, CA to Peoria, IL) is 1,622.82 mi.
1,938 mi = 1.61 kms