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Book Flights from Boston to San Francisco will help you to find the best deals on flights from Boston to San Francisco. With our search technology, effortlessly searching flight routes across hundreds of airlines has never been easier or more convenient. With, we aim to make it simple and quick to search, select and save on the flights that best suit your needs and budget.

No matter if you are traveling for business or pleasure, we offer a wide range of deals from business class discounts to last minute flight deals to destinations like San Francisco. Whether you are planning ahead or looking for last minute tickets, CheapOair has the right flights at the right price. After booking your ticket, explore this page to view blog posts about this destination, learn more about hotels near SFO and read reviews from others who booked their flights with

Frequently Asked Questions - Boston to San Francisco Flights

  • When does the first flight of the day depart from BOS?

    6:15AM United Airlines Flight #90

  • When does the last flight depart to SFO?

    9:07PM TAP Air Portugal Flight #434

  • What is the travel distance between Boston and San Francisco?

    2,695 miles

  • How many weekly flights are there between BOS to SFO?

    There are 16 weekly flights between BOS and SFO.

  • How many daily flights fly between Boston and San Francisco?

    There are 2 daily flights between BOS and SFO

  • Which is the busiest day in terms of passengers traffic between BOS to SFO?


  • Which is the nearest airport to San Francisco, California?

    San Francisco International Airport

  • Which is the nearest airport to Boston, Massachusetts?

    Logan International Airport