Cheap flights from San Francisco to Massachusetts from $100

In general, January is the cheapest month to fly from San Francisco to Massachusetts. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $337. If you aren’t able to travel to Massachusetts during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $347.

According to our data, Wednesday is the cheapest day to fly to Massachusetts from San Francisco. The lowest ticket price found for a Wednesday departure recently was $377. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Sunday is the most expensive day to depart from San Francisco because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $481.

Our data shows that the cheapest San Francisco to Massachusetts flights are usually those with departure times in the evening. Our users have found flights to Massachusetts in the evening for as low as $386. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $438 on average. Flights to Massachusetts from San Francisco in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from San Francisco to Boston Logan Intl for the best San Francisco - Massachusetts flight prices

You are more likely to see cheaper flights to Massachusetts from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Massachusetts for around $388 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Massachusetts from San Francisco for as low as $347 on momondo.

There are 4 cabin classes available to choose from on San Francisco to Massachusetts flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Delta, United Airlines, and American Airlines are the most popular carriers operating from San Francisco to Massachusetts

JetBlue, United Airlines and Delta are the top three most popular airlines that fly to Massachusetts from San Francisco according to our data. JetBlue is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Massachusetts. Keep in mind that there are 9 different airlines that fly to Massachusetts on a routine basis, so you have a few additional options to choose from.

25 flights are operational daily from San Francisco to Massachusetts as of February 2026. The most popular departure time for this route is 8:00AM, with 39% of flights per day taking off at noon.

The number of flights available between San Francisco and Massachusetts is 180 per week as of February 2026. The most frequent departure day is Fri, with 19% of weekly flights leaving on this day.