She is expected to attend another fundraising event Saturday afternoon at the Fairmont Hotel.
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Before that happens she will visit to the southern border in Arizona and is expected to outline a plan to crack down on fentanyl smuggling and human trafficking.
Vice President Harris is expected to push for more border agents and resources.
The Secret Service is already preparing for the vice president's homecoming visit, with Barricades going up early around the Fairmont Hotel.
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This is the same location where she held a fundraiser in August, pulling in more than $13 million.
According to the San Francisco Examiner, campaign officials wrote on the invitation that Harris will spend the majority of her campaign's final month in battleground states.