St. Helena is less than 2 hours from all 3 of Northern California’s Major International Airports:
San Francisco International (SFO)
Oakland International (OAK)
Sacramento International (SMF)
only 45 minutes from a major regional airport—Santa Rosa (STS)
Websites for all 4 regional airports are listed below and have complete information regarding ground transportation, rental cars, and much more.
If you don’t want to rent a car at the airport, you can get ground transportation from San Francisco or Oakland to Napa, and either rent a car in Napa, or take the VINE up to St. Helena.
Airport Shuttles: SFO/OAK: Evans Airport Service (reservations required), (707) 255-1559.
Directions from San Francisco International [SFO]
Complete transportation information is available at flysfo.com.