There are
2,821 mi
from Temecula, CA to Rockville Centre, NY
That's the driving distance. It would take 2 days 2 hours to go from Temecula, California to Rockville Centre, New York.
The flight distance (direct flight from Temecula, CA to Rockville Centre, NY) is 2,423.44 mi.
2,821 mi = 3.22 kms