Flight
San Diego airport is the closest airport to Avensole Winery (45min South). You could also take a flight to Ontario, CA (45min North).
Hotel
There are a ton of hotels to choose from, and even casino resorts if you feel like gambling. I've put some hotels here, but feel free to look up other places if you don't like these.
Hotel
Hotel
House Or Rental
You can find houses to rent using this website. Just type in the address of the venue (34567 Rancho California Rd, Temecula, CA 92592)
Travel Note
There are plenty of Ubers and Lyfts you can take to and from the venue. You can download the app to your mobile phone https://www.uber.com/ https://www.lyft.com/rider