It might be worth looking up traffic trends near your hotel if you are worried about saving time.
You can typically expect your drive time from Harrah's Resort Southern California to San Diego Carlsbad-Palomar to be 1h 3min. Harrah's Resort Southern California is 21.2 mi away from San Diego Carlsbad-Palomar. Harrah's Resort Southern California is $132 cheaper than the city average at just $141/night. In Valley Center, 3 star hotels have average nightly rates of $273.
