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Cheap BOS to SFO Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Boston to San Francisco route information

Origin Airport Logan Intl.
Destination Airport San Francisco Intl.
Airlines Serving Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Sun Country Airlines, United
Flight Price $250
Distance 2,697 mi







New Bedford


Cheap BOS to SFO Flights

  • Question : How much is a plane ticket to San Francisco (SFO) from Boston (BOS)?
    Answer : Prices can range from $211 to $1,352. Booking in advance can usually help you get the cheapest price. The further out you book, the more likely you are to save on your trip.
  • Question : What is the cheapest day to fly to San Francisco?
    Answer : If you are needing to save some cash, look at May 29th. As of May 20th, it's showing the cheapest ticket sales at $211. That is 44% below the average for this route, so you can spend that extra cash on some souvenirs.
  • Question : Which airline has the least delays from Boston to San Francisco?
    Answer : Booking with JetBlue Airways means you will arrive to San Francisco approximately the time you were supposed to. In fact, this timely airline has a 79% on-time average. It never hurts to be prepared. If you should choose this airline, be sure to track the flight status to stay on top of the departure time.
  • Question : What is the cheapest day to fly?
    Answer : The cheapest day to fly from Boston to San Francisco is on Tuesday. If you would like to save some cash on your next flight look for flights on that day.
  • Question : How many flights are there per day from Boston to San Francisco?
    Answer : The number of flight times varies by day, but on average, BOS to SFO sees 27 different choices. Compared to the average route departing the United States with nine flight times, you'll have more options than most.
  • Question : How long is the flight from BOS to SFO?
    Answer : Virgin America currently holds the quickest travel time with six hours and 25 minutes. So, you would arrive in San Francisco at 7:40 PM PDT if you left Boston at 4:15 PM EDT. Remember, there is a time change of three hours.
  • Question : How much time do people spend in San Francisco?
    Answer : The average time spent sightseeing in San Francisco by passengers from Boston is about one week.