Calabasas is best explored by car. Renting a car can cost between $50-100 per day depending on the type of car rented. Uber and Lyft are also widely available in the area, but costs can add up quickly.
If you have more time, consider visiting Getty Villa, a museum with ancient Greek and Roman artifacts, or going on a wine tasting tour in the Malibu Wine Trail. If you have less time, prioritize the top activities and adjust the itinerary accordingly.
The closest airport to Calabasas is the Bob Hope Airport (BUR), located in Burbank. BUR is approximately 20 miles from Calabasas.