There are
1,998 mi
from Temecula, CA to Glen Ellyn, IL
That's the driving distance. It would take 1 day 11 hours to go from Temecula, California to Glen Ellyn, Illinois.
The flight distance (direct flight from Temecula, CA to Glen Ellyn, IL) is 1,682.52 mi.
1,998 mi = 1.61 kms