Most frequent shuttle (every 3-5 min), covered & uncovered options
The Parking Spot (formerly Park 'N Fly) offers the most frequent self-operated shuttle service near SFO — every 3-5 minutes with luggage assistance. Located off Bayshore Freeway near the I-380 junction.
Both covered and uncovered parking available. Rates range from ~$17.90-$24.50/day. Their mobile app lets you make reservations and track shuttle arrival times. Part of a national chain owned by KKR.

Largest off-airport lot — two 7-story garages, 3,000+ spots
Commercial garage from $9/day — NO shuttle, must park in P4 West only
Family-owned since 1970 — free valet, frequent shuttle, loyalty app
Cheapest off-airport lot at $10/day — fully automated, shared Gateway shuttle