Cheap flights from San Francisco to Boston

Flights overview

Useful information for finding cheap flights from San Francisco to Boston and booking your next trip
Cheapest round-trip flights$259
JetBlue1 stop12 hrFri, Sep 11 — Thu, Sep 17
The cheapest round-trip flight from San Francisco to Boston is currently $259
Cheapest one-way flight$130
JetBlue1 stop8 hrFri, Sep 11
The cheapest one-way flight from San Francisco to Boston is currently $130
Cheapest nonstop flights$245
JetBlueNonstop6 hrSat, Aug 15 — Sat, Aug 22
The cheapest nonstop round-trip flight from San Francisco to Boston is currently $245
Last-minute weekend getaway$598
DeltaNonstop6 hrSat, Jun 27 — Mon, Jun 29
The cheapest last-minute weekend getaway from San Francisco to Boston is currently $598
Cheapest business class flights$542
Frontier1 stop11 hrThu, Aug 20 — Thu, Aug 27
The cheapest business class round-trip flight from San Francisco to Boston is currently $542
Fastest flight5 hr 35 minThe fastest nonstop flight from San Francisco to Boston takes 5 hr 35 min
Nonstop flightsEvery dayThere are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from San Francisco to Boston is typically February. The most expensive month to fly is typically June.
February
Cheapest
Typical prices: $215–390
June
Most expensive
Typical prices: $320–480

Popular airlines from San Francisco to Boston

  • United
    Nonstop
    from $245
    Typical price: $255–530
    47 weekly nonstop flights
    SFO - BOSEvery day
    396 weekly connecting flights
    SFO - BOSEvery day
  • JetBlue
    Nonstop
    from $245
    Typical price: $260–600
    48 weekly nonstop flights
    SFO - BOSEvery day
    40 weekly connecting flights
    SFO - BOSEvery day
  • Delta
    Nonstop
    from $282
    Typical price: $290–640
    24 weekly nonstop flights
    SFO - BOSEvery day
    263 weekly connecting flights
    SFO - BOSEvery day
  • American
    from $265
    Typical price: $275–590
    363 weekly connecting flights
    SFO - BOSEvery day
  • Southwest
    from $301
    Typical price: $300–570
    106 weekly connecting flights
    SFO - BOSEvery day
  • Alaska
    from $347
    Typical price: $315–740
    54 weekly connecting flights
    SFO - BOSEvery day

Popular airports near San Francisco

  • San Francisco International Airport (SFO)
    San FranciscoUnited States19 min11 mi
  • Oakland San Francisco Bay Airport (OAK)
    OaklandUnited States27 min11 mi
  • Sacramento International Airport (SMF)
    SacramentoUnited States1 hr 33 min78 mi
  • San Jose Mineta International Airport (SJC)
    San JoseUnited States51 min39 mi

Popular airports near Boston

  • Boston Logan International Airport (BOS)
    BostonUnited States12 min2 mi
  • John F. Kennedy International Airport (JFK)
    New YorkUnited States3 hr 37 min184 mi
  • LaGuardia Airport (LGA)
    New YorkUnited States3 hr 25 min181 mi
  • Rhode Island T.F. Green International Airport (PVD)
    ProvidenceUnited States1 hr 7 min47 mi

Frequently asked questions about flying from San Francisco to Boston

The cheapest flights from San Francisco to Boston are usually in February. Typical ticket prices in February range from $215 to $390.
The cheapest round-trip flight from San Francisco to Boston recently found on Google Flights was with JetBlue from $259. The cheapest one-way flight was with JetBlue from $130.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest United flight from San Francisco to Boston is $245, flying from Jul 11 to Jul 18.
  • The cheapest JetBlue flight from San Francisco to Boston is $245, flying from Aug 15 to Aug 22.
  • The cheapest Delta flight from San Francisco to Boston is $282, flying from Aug 8 to Aug 14.
  • The cheapest American flight from San Francisco to Boston is $265, flying from Aug 22 to Aug 29.
  • The cheapest Southwest flight from San Francisco to Boston is $301, flying from Aug 23 to Sep 1.
  • The cheapest Alaska flight from San Francisco to Boston is $347, flying from Sep 10 to Sep 16.
The cheapest round-trip flight from San Francisco to Boston starts at $259 from Fri, Sep 11 to Thu, Sep 17. The cheapest one-way flight starts at $130 and departs on Fri, Sep 11.
5 hr 35 min is the shortest flight time from San Francisco to Boston.
Boston is a year-round destination with a 4-season climate. Spring and fall feature generally mild weather, although snow sometimes falls in early spring (Apr). Summer can be humid. Foliage season (mid-Sep–Nov) attracts the largest crowds. Patriots Day (3rd Mon of Apr) commemorates the start of the Revolutionary War and coincides with the famed Boston Marathon. Summer festivals include Boston Harborfest, the city’s weeklong 4th of July party, and Italian-American celebrations in the North End (late Jul–Aug).
It's easy to use Google Flights to find the cheapest days to fly from San Francisco to Boston.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.
What counts as the best airline for your flights from San Francisco to Boston really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from San Francisco to Boston.

In terms of nonstop flights, JetBlue is the most popular. JetBlue offers 48 nonstop flights and 40 connecting flights per week. JetBlue flies from San Francisco International Airport (SFO) to Boston Logan International Airport (BOS).

In terms of flights, United is the most popular. United offers 47 nonstop flights and 396 connecting flights per week. United flies from San Francisco International Airport (SFO) to Boston Logan International Airport (BOS).

Other popular airlines flying from San Francisco to Boston are:
  • Delta offers 24 nonstop flights and 263 connecting flights per week. Delta flies from San Francisco International Airport (SFO) to Boston Logan International Airport (BOS).
  • American offers 363 connecting flights per week. American flies from San Francisco International Airport (SFO) to Boston Logan International Airport (BOS).
  • Southwest offers 106 connecting flights per week. Southwest flies from San Francisco International Airport (SFO) to Boston Logan International Airport (BOS).
  • Alaska offers 54 connecting flights per week. Alaska flies from San Francisco International Airport (SFO) to Boston Logan International Airport (BOS).
The number of connecting flights refers to distinct flights with at least one stop between San Francisco and Boston.
The cheapest round-trip flight from San Francisco to Boston recently found on Google Flights was with JetBlue from $259. The cheapest one-way flight was with JetBlue from $130.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest United flight from San Francisco to Boston is $245, flying from Jul 11 to Jul 18.
  • The cheapest JetBlue flight from San Francisco to Boston is $245, flying from Aug 15 to Aug 22.
  • The cheapest Delta flight from San Francisco to Boston is $282, flying from Aug 8 to Aug 14.
  • The cheapest American flight from San Francisco to Boston is $265, flying from Aug 22 to Aug 29.
  • The cheapest Southwest flight from San Francisco to Boston is $301, flying from Aug 23 to Sep 1.
  • The cheapest Alaska flight from San Francisco to Boston is $347, flying from Sep 10 to Sep 16.
JetBlue, United, Delta and Alaska fly direct from San Francisco to Boston.
  • There are 47 United direct flights from San Francisco to Boston per week. Flights are available every day.
  • There are 48 JetBlue direct flights from San Francisco to Boston per week. Flights are available every day.
  • There are 24 Delta direct flights from San Francisco to Boston per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
The cheapest last-minute deal between San Francisco and Boston at price $598 is offered by Delta from Sat, Jun 27 to Mon, Jun 29.
JetBlue, United, Delta and Alaska fly direct from San Francisco to Boston.
  • There are 47 United direct flights from San Francisco to Boston per week. Flights are available every day.
  • There are 48 JetBlue direct flights from San Francisco to Boston per week. Flights are available every day.
  • There are 24 Delta direct flights from San Francisco to Boston per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
There are direct flights from San Francisco to Boston on a daily basis.
The cheapest direct (nonstop) round-trip flights between San Francisco and Boston start at $245 from Sat, Aug 15 to Sat, Aug 22 with JetBlue.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from San Francisco to Boston, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
The cheapest business class round-trip flights between San Francisco and Boston start at $542 from Thu, Aug 20 to Thu, Aug 27 with Frontier.
The cheapest economy class round-trip flights between San Francisco and Boston start at $259 from Fri, Sep 11 to Thu, Sep 17.
To book business class trips from San Francisco to Boston, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.
The best last-minute getaway deal for the next weekend between San Francisco and Boston starts at $598 from Sat, Jun 27 to Mon, Jun 29 with Delta.
The cheapest last-minute deal between San Francisco and Boston at price $598 is offered by Delta from Sat, Jun 27 to Mon, Jun 29.
To find last-minute flight deals from San Francisco to Boston, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

Search more flights

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