San Francisco International Airport, Oakland International Airport, and Sonoma County Airport are all about a 45 minute drive from Marin Art & Garden Center.
There is plenty of parking at Marin Art & Garden Center if you choose to drive; you can leave your car parked overnight in the parking lot if needed. Ubers are generally available in Marin and San Francisco. Shuttles will be provided after the reception back to the Marina District in San Francisco.