Obama departed from Moffett Field in Air Force One at about 10:20 a.m., just 16 hours after he arrived.
The president wrapped up his Bay Area visit this morning with an 8:30 a.m. fundraiser at the Fairmont San Jose hotel, with tickets priced at $35,800 per person.
After arriving at Moffett Field just before 6:20 p.m. Wednesday, Obama headed to a fundraising dinner at the Atherton home of philanthropists Lisa and Doug Goldman.
Obama then continued on to Redwood City's Fox Theatre for a campaign rally, where he was greeted by hundreds of supporters and several groups of protesters outside. Tickets started at $250, with premium seating for the event ranging from $1,000 per person to $12,500.
The president is now headed to Iowa, with stops planned in the cities of Newton and Des Moines.