There are
1,997 mi
from Temecula, CA to Wheaton, IL
That's the driving distance. It would take 1 day 10 hours to go from Temecula, California to Wheaton, Illinois.
The flight distance (direct flight from Temecula, CA to Wheaton, IL) is 1,680.35 mi.
1,997 mi = 3,213.11 kms