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Boston Logan International Airport to San Francisco Intl. Airport flight

Explore the cheapest one-way and round-trip flights from Boston Logan International Airport to San Francisco Intl. Airport over the next 90 days, with one-way fares from €79 and round-trip from €153. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        BOS 7:35 AM
        6h 29m
        Nonstop
        SFO 11:04 AM
        Boston - San Francisco | Wed, Sep 30 | Delta Air Lines
        SFO 3:00 PM
        5h 39m
        Nonstop
        BOS 11:39 PM
        San Francisco - Boston | Wed, Oct 7 | Delta Air Lines
        €259 €358
        28% off
        28% off
        €358 €259
      • BOS 9:30 PM
        6h 26m
        Nonstop
        SFO 12:56 AM
        Boston - San Francisco | Sat, Sep 12 | Jetblue Airways
        SFO 2:39 PM
        6h 20m
        Nonstop
        BOS 11:59 PM
        San Francisco - Boston | Wed, Sep 16 | Jetblue Airways
        €267 €358
        25% off
        25% off
        €358 €267
      • BOS 12:54 PM
        9h 54m
        1 stop
        SFO 7:48 PM
        Boston - San Francisco | Sat, Sep 12 | Frontier Airlines
        SFO 10:05 PM
        11h 2m
        1 stop
        BOS 12:07 PM
        San Francisco - Boston | Wed, Sep 16 | Frontier Airlines
        €153 €358
        56% off
        56% off
        €358 €153
      • BOS 12:54 PM
        9h 54m
        1 stop
        SFO 7:48 PM
        Boston - San Francisco | Mon, Sep 28 | Frontier Airlines
        SFO 10:05 PM
        11h 2m
        1 stop
        BOS 12:07 PM
        San Francisco - Boston | Wed, Sep 30 | Frontier Airlines
        €155
        56% off
        €358 €155
      • BOS 12:45 PM
        9h 18m
        1 stop
        SFO 7:03 PM
        Boston - San Francisco | Mon, Sep 7 | Frontier Airlines
        SFO 10:05 PM
        11h 4m
        1 stop
        BOS 12:09 PM
        San Francisco - Boston | Mon, Sep 14 | Frontier Airlines
        €155
        56% off
        €358 €155
      • BOS 12:52 PM
        10h 16m
        1 stop
        SFO 8:08 PM
        Boston - San Francisco | Thu, Sep 24 | Frontier Airlines
        SFO 10:05 PM
        11h 2m
        1 stop
        BOS 12:07 PM
        San Francisco - Boston | Wed, Sep 30 | Frontier Airlines
        €155
        56% off
        €358 €155
      • BOS 12:52 PM
        10h 16m
        1 stop
        SFO 8:08 PM
        Boston - San Francisco | Thu, Sep 17 | Frontier Airlines
        SFO 10:05 PM
        11h 4m
        1 stop
        BOS 12:09 PM
        San Francisco - Boston | Thu, Sep 24 | Frontier Airlines
        €156
        56% off
        €358 €156
      • BOS 12:54 PM
        9h 54m
        1 stop
        SFO 7:48 PM
        Boston - San Francisco | Sun, Sep 13 | Frontier Airlines
        SFO 10:05 PM
        11h 4m
        1 stop
        BOS 12:09 PM
        San Francisco - Boston | Mon, Sep 14 | Frontier Airlines
        €159
        56% off
        €358 €159
      • BOS 12:45 PM
        9h 18m
        1 stop
        SFO 7:03 PM
        Boston - San Francisco | Fri, Sep 4 | Frontier Airlines
        SFO 10:35 PM
        10h 12m
        1 stop
        BOS 11:47 AM
        San Francisco - Boston | Mon, Sep 7 | Frontier Airlines
        €160
        55% off
        €358 €160
      • BOS 12:54 PM
        10h 14m
        1 stop
        SFO 8:08 PM
        Boston - San Francisco | Fri, Sep 25 | Frontier Airlines
        SFO 10:05 PM
        10h 54m
        1 stop
        BOS 11:59 AM
        San Francisco - Boston | Sun, Sep 27 | Frontier Airlines
        €164
        54% off
        €358 €164
      • BOS 12:45 PM
        9h 18m
        1 stop
        SFO 7:03 PM
        Boston - San Francisco | Sat, Aug 29 | Frontier Airlines
        SFO 10:35 PM
        10h 12m
        1 stop
        BOS 11:47 AM
        San Francisco - Boston | Thu, Sep 3 | Frontier Airlines
        €320
        11% off
        €358 €320
      • BOS 12:54 PM
        9h 54m
        1 stop
        SFO 7:48 PM
        Boston - San Francisco | Mon, Sep 21 | Frontier Airlines
        SFO 10:05 PM
        11h 2m
        1 stop
        BOS 12:07 PM
        San Francisco - Boston | Wed, Sep 23 | Frontier Airlines
        €322
        10% off
        €358 €322
      • BOS 1:00 PM
        17h 25m
        1 stop
        SFO 2:00 PM
        Boston - San Francisco | Mon, Aug 24 | Normal Airline
        SFO 3:00 PM
        6h
        Nonstop
        BOS 4:00 PM
        San Francisco - Boston | Wed, Aug 26 | Normal Airline
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      • Cheapest nonstop
        BOS 8:55 PM
        7h 1m
        Nonstop
        SFO 12:56 AM
        Boston - San Francisco | Fri, Sep 18 | Delta Air Lines
        €124 €144
        14% off
        14% off
        €144 €124
      • BOS 8:55 PM
        7h 1m
        Nonstop
        SFO 12:56 AM
        Boston - San Francisco | Fri, Sep 25 | Delta Air Lines
        €129 €144
        10% off
        10% off
        €144 €129
      • BOS 12:54 PM
        9h 54m
        1 stop
        SFO 7:48 PM
        Boston - San Francisco | Sat, Sep 26 | Frontier Airlines
        €79 €144
        45% off
        45% off
        €144 €79
      • BOS 12:54 PM
        9h 54m
        1 stop
        SFO 7:48 PM
        Boston - San Francisco | Mon, Sep 28 | Frontier Airlines
        €95
        34% off
        €144 €95
      • BOS 12:54 PM
        9h 54m
        1 stop
        SFO 7:48 PM
        Boston - San Francisco | Mon, Oct 5 | Frontier Airlines
        €97
        33% off
        €144 €97
      • BOS 12:54 PM
        9h 54m
        1 stop
        SFO 7:48 PM
        Boston - San Francisco | Sun, Sep 13 | Frontier Airlines
        €109
        24% off
        €144 €109
      • BOS 12:45 PM
        9h 18m
        1 stop
        SFO 7:03 PM
        Boston - San Francisco | Wed, Aug 26 | Frontier Airlines
        €109
        24% off
        €144 €109
      • BOS 12:45 PM
        9h 18m
        1 stop
        SFO 7:03 PM
        Boston - San Francisco | Mon, Sep 7 | Frontier Airlines
        €109
        24% off
        €144 €109
      • BOS 12:52 PM
        10h 16m
        1 stop
        SFO 8:08 PM
        Boston - San Francisco | Thu, Sep 24 | Frontier Airlines
        €114
        21% off
        €144 €114
      • BOS 12:54 PM
        9h 54m
        1 stop
        SFO 7:48 PM
        Boston - San Francisco | Mon, Sep 14 | Frontier Airlines
        €114
        21% off
        €144 €114
      • BOS 12:52 PM
        10h 16m
        1 stop
        SFO 8:08 PM
        Boston - San Francisco | Thu, Sep 17 | Frontier Airlines
        €114
        21% off
        €144 €114
      • BOS 9:20 AM
        11h 36m
        1 stop
        SFO 5:56 PM
        Boston - San Francisco | Fri, Sep 25 | Alaska Airlines
        €114
        21% off
        €144 €114
      • BOS 1:00 PM
        17h 25m
        1 stop
        SFO 2:00 PM
        Boston - San Francisco | Mon, Aug 24 | Normal Airline
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Displayed flight fares from Boston Logan International Airport to San Francisco Intl. Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Boston Logan International Airport to San Francisco Intl. Airport

What is the cheapest month for one-way flights from Boston Logan International Airport to San Francisco Intl. Airport?

Data is based on average one-way flight prices from Boston Logan International Airport to San Francisco Intl. Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Boston Logan International Airport to San Francisco Intl. Airport, the best time to buy is in November, with an average price of €190. You’ll want to avoid October, when the average price can reach as high as €252.

€252
€221
€190
€159
    Cheapest
  • €213
    Aug
  • €204
    Sep
  • €252
    Oct
  • €190
    Nov
  • €243
    Dec
  • €223
    Jan
  • €194
    Feb
  • €197
    Mar
  • €238
    Apr
  • €235
    May
  • €249
    Jun
  • €235
    Jul

What’s the cheapest month to fly round-trip from Boston Logan International Airport to San Francisco Intl. Airport?

The data is based on the past 12 months and shows the average monthly round-trip fares from Boston Logan International Airport to San Francisco Intl. Airport in the Trip.com database.

Based on Trip.com’s data from the past 12 months, January is typically the cheapest month to find flights from Boston Logan International Airport to San Francisco Intl. Airport, with an average price of €245. In contrast, April is usually the most expensive month, with average fares reaching €676.

€676
€461
€245
€30
    Cheapest
  • €297
    Aug
  • €338
    Sep
  • €324
    Oct
  • €371
    Nov
  • €424
    Dec
  • €245
    Jan
  • €314
    Feb
  • €351
    Mar
  • €676
    Apr
  • €410
    May
  • €337
    Jun
  • €338
    Jul

What is the cheapest day of the week to fly from Boston Logan International Airport to San Francisco Intl. Airport?

The data is based on the past 12 months and shows the average ticket prices from Boston Logan International Airport to San Francisco Intl. Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Boston Logan International Airport to San Francisco Intl. Airport is Wednesday, with average fares typically lower than other days. You’ll want to avoid flying on Monday, as ticket prices are usually the highest that day.

€252
€229
€205
€182
    Cheapest
  • €252
    Mon
  • €220
    Tue
  • €205
    Wed
  • €220
    Thu
  • €215
    Fri
  • €240
    Sat
  • €243
    Sun

Which airline offers the cheapest flights from Boston Logan International Airport to San Francisco Intl. Airport?

The cheapest airline flying from Boston Logan International Airport to San Francisco Intl. Airport is Frontier Airlines (from €78) among 9 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €78
American Airlines
From €118
Delta Air Lines
From €128
Alaska Airlines
From €133
Jetblue Airways
From €134
Hahn Air
From €167
United Airlines
From €171
Qatar Airways
From €192
WestJet
From €217

Find more flights and airlines

What is the flight schedule from Boston Logan International Airport to San Francisco Intl. Airport?

Check the schedule for flights from Boston to San Francisco and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. B6413

    Boston Logan International Airport

    8:55 PM

    BOS

    6h 35m

    12:30 AM

    SFO

    S M T W T F S
    Search

  2. DL1655

    Boston Logan International Airport

    4:55 PM

    BOS

    6h 55m

    8:50 PM

    SFO

    S M T W T F S
    Search

  3. DL860

    Boston Logan International Airport

    10:00 AM

    BOS

    6h 57m

    1:57 PM

    SFO

    S M T W T F S
    Search

  4. AA3048

    Boston Logan International Airport

    11:57 AM

    BOS

    3h 2m

    Nonstop

    1:59 PM

    ORD

    S M T W T F S
    Search

  5. AA1253

    O'Hare Intl. Airport

    3:20 PM

    ORD

    4h 49m

    Nonstop

    6:09 PM

    SFO

    S M T W T F S

  6. AA547

    Boston Logan International Airport

    1:25 PM

    BOS

    3h 4m

    Nonstop

    3:29 PM

    ORD

    S M T W T F S
    Search

  7. AA3141

    O'Hare Intl. Airport

    5:13 PM

    ORD

    4h 51m

    Nonstop

    8:04 PM

    SFO

    S M T W T F S

  8. AA1348

    Boston Logan International Airport

    8:02 AM

    BOS

    2h 28m

    Nonstop

    10:30 AM

    CLT

    S - - - - - S
    Search

  9. AA1489

    Charlotte Douglas International Airport

    12:21 PM

    CLT

    5h 24m

    Nonstop

    2:45 PM

    SFO

    S M T W T F S

  10. AS311

    Boston Logan International Airport

    9:03 AM

    BOS

    6h 20m

    Nonstop

    12:23 PM

    PDX

    S M T W T F S
    Search

  11. AS236

    Portland International Airport

    2:42 PM

    PDX

    1h 55m

    Nonstop

    4:37 PM

    SFO

    S M T W T F S

  12. AS256

    Boston Logan International Airport

    8:00 AM

    BOS

    6h 12m

    Nonstop

    11:12 AM

    SAN

    S M T W T F S
    Search

  13. AS3211

    San Diego International Airport

    1:00 PM

    SAN

    1h 45m

    Nonstop

    2:45 PM

    SFO

    S M T W T F S

  14. F93511

    Boston Logan International Airport

    12:45 PM

    BOS

    2h 55m

    Nonstop

    3:40 PM

    ATL

    S M T W T F S
    Search

  15. F91447

    Hartsfield–Jackson Atlanta International Airport

    3:28 PM

    ATL

    5h 42m

    Nonstop

    6:10 PM

    SFO

    S M T W T F S

  16. AS459

    Boston Logan International Airport

    7:00 AM

    BOS

    6h 29m

    Nonstop

    10:29 AM

    SEA

    S M T W T F S
    Search

  17. AS688

    Seattle Tacoma Intl. Airport

    1:30 PM

    SEA

    2h 11m

    Nonstop

    3:41 PM

    SFO

    S M T W T F S
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About Boston Logan International Airport and San Francisco Intl. Airport

Learn about Boston Logan International Airport (BOS) and San Francisco Intl. Airport (SFO) — including location, terminals, transportation, and travel tips.

Flight distance 4,346.23 km
Cheapest one-way ticket price €79
Cheapest return ticket price €153

FAQs for Boston Logan International Airport to San Francisco Intl. Airport Flights

  • How long is a flight from Boston Logan International Airport to San Francisco Intl. Airport?

    It takes around 6 hours 58 minutes to fly from Boston Logan International Airport (bos) to San Francisco Intl. Airport (sfo).
  • There are around 13 daily flights from Boston Logan International Airport (BOS) to San Francisco Intl. Airport (SFO).
  • Tickets cost around €185 in September, making it the cheapest month to book. Boston Logan International Airport (BOS) to San Francisco Intl. Airport (SFO) is a popular route, so don't forget to book your tickets in advance.
  • The route from Boston Logan International Airport (BOS) to San Francisco Intl. Airport (SFO) is quite popular. Without considering departure times or holidays, tickets cost around €330 in August, the most expensive month to book this route.
  • The earliest flight departs from Boston Logan International Airport (BOS) at 05:01 and arrives in San Francisco Intl. Airport (SFO) at 08:45.
  • The latest flight departs from Boston Logan International Airport (BOS) at 21:25 and arrives in San Francisco Intl. Airport (SFO) at 01:09.
    • The distance from San Francisco International Airport to downtown is about 17 km. It takes about 30 minutes by taxi.
  • The closest airport to San Francisco Intl. Airport (SFO) is Oakland San Francisco Bay Airport. The distance is around 17 km.
  • Jetblue Airways is a very popular airline operating an average of 16112 flights per month.

Popular Destinations

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.