Cheap flights from Massachusetts to San Francisco (SFO) from $74

This is the cheapest one-way flight price, found on 9/20. Prices may vary by date and flight preferences.
BOS — SFO
Sep 26 — Oct 31

How far in advance should I book a flight from Massachusetts to San Francisco?

Users have found that booking a flight from Massachusetts to San Francisco at least 47 days early can save you up to 37% on average compared to booking a flight this week. If booking 47 days before your flight isn’t an option for you, users have found flights from Massachusetts to San Francisco for as little as $489 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $611 for flights departing within the next 3 days.

What is the cheapest month to fly from Massachusetts to San Francisco?

Flights from Massachusetts to San Francisco lean towards being more expensive in June. Prices are generally better when you fly from Massachusetts to San Francisco in January, with the cheapest ticket starting at $179.

When is the cheapest time to fly from Massachusetts to San Francisco (MA - SFO)?

When flying from Massachusetts to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap American Airlines flights from Massachusetts to San Francisco

Find some of the cheapest American Airlines flights traveling from Massachusetts to San Francisco. Make sure to double check the flight details before booking.

Cheap Frontier flights from Massachusetts to San Francisco

Some of the best deals we've found on Frontier flights traveling from Massachusetts to San Francisco. Check back soon if you're not seeing flights that suit your needs.

Cheap Massachusetts to San Francisco flights in September & October 2023

The best prices found for Massachusetts to SFO flights for September, October
These are some of the best deals we've found on flights to San Francisco in 2023 at this time. Check back in a little while for more flight options.

Massachusetts to San Francisco 2023 flight deals

Cheap flights to San Francisco from Massachusetts found for this year
These are some of the best deals we've found on flights to San Francisco in 2023 at this time. Check back in a little while for more flight options.

Non-stop flights to San Francisco from Massachusetts

Save time with Massachusetts to San Francisco direct flight deals
If you're seeking options on non-stop flights from Massachusetts to San Francisco, check out these fares. Users seeking other options on flights from Massachusetts to San Francisco should update the search form at the top of the page.

Massachusetts to San Francisco flights leaving soon

Late deals on return flights to San Francisco from Massachusetts, departing today and this week
Have a look at some of the last-minute flights available departing from Massachusetts to San Francisco. Users should be sure to double check the price, date, and time of their last-minute flight.

One-way flights to San Francisco from Massachusetts

The cheapest one-way flights from Massachusetts to San Francisco
Users traveling one-way from Massachusetts to San Francisco can select one of these great deals. Users in need of a round-trip flight from Massachusetts to San Francisco instead should update the search form at the top of page.

Find flights from Massachusetts to San Francisco within your budget

Use the slider to find flights from Massachusetts to San Francisco that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$134 - $254

Route

Depart

Return

Price

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Wed 10/11

2 stops40h 53m

San Francisco

Wed 10/18

2 stops29h 10m

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Wed 10/11

2 stops40h 53m

San Francisco

Wed 10/18

3 stops34h 54m

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sat 10/28

1 stop9h 51m

San Francisco

Wed 11/1

2 stops20h 06m

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sat 12/2

2 stops13h 33m

San Francisco

Wed 12/6

1 stop10h 20m

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Thu 12/7

1 stop16h 23m

San Francisco

Mon 12/11

1 stop29h 55m

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Wed 10/18

Nonstop6h 29m

San Francisco

Mon 10/23

Nonstop5h 36m

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Mon 11/6

1 stop9h 16m

San Francisco

Fri 11/10

1 stop8h 56m

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Fri 10/20

Nonstop7h 03m

San Francisco

Fri 10/27

Nonstop5h 45m

Boston Logan IntlSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Tue 10/17

Nonstop6h 37m

San Francisco

Wed 10/25

Nonstop5h 42m

Flights are sorted by cheapest first

Deals found on 9/20

Reviews of airlines servicing San Francisco

See what other customers who have flown with American Airlines, Frontier and Delta from Massachusetts to San Francisco have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
1,393 reviews

Crew

8.6

Food

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Entertainment

7.2

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Alaska Airlines
8.1
Very good
1,393 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Crew

8.6

Food

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Entertainment

7.2

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Delta
7.9
Good
3,016 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Crew

8.6

Food

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Entertainment

7.2

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Sun Country Air
7.4
Good
94 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Crew

8.6

Food

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Entertainment

7.2

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

United Airlines
7.4
Good
1,887 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Crew

8.6

Food

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Entertainment

7.2

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

American Airlines
7.2
Good
2,635 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Crew

8.6

Food

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Entertainment

7.2

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Related info for your journey

Useful info, stats and facts about Massachusetts to San Francisco flights.

What airport do you fly into for flights to San Francisco from Massachusetts?

San Francisco (SFO), located 11.8 mi from the city center, is the airport you fly into when you book flights from Massachusetts to San Francisco.

Can I find flights from Massachusetts to San Francisco for under $200 on Cheapflights?

Yes, there are multiple flights from Massachusetts to San Francisco for under $200. The cheapest flight booked recently is on Multiple Airlines for just $134, but on average you can expect to pay $174.

Are there nonstop flights from Massachusetts to San Francisco for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from Massachusetts to San Francisco under $300. A good price for a nonstop flight from Massachusetts to San Francisco is less than $254.

Are there last-minute flights available from Massachusetts to San Francisco for under $300?

There are currently 20+ open flights from Massachusetts to San Francisco within the next 7 days for less than $300.

What days are nonstop flights available from Massachusetts to San Francisco?

You can find nonstop flights on the following days: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

How popular is this Massachusetts to San Francisco flight route?

How many flights depart from Massachusetts to San Francisco on average per day?

On average, you can expect to see 16 flights from Massachusetts to San Francisco a day.
Morning (6am - Noon) - 38% of flight departures
Afternoon (Noon - 6pm) - 63% of flight departures

What are the most popular routes from Massachusetts to San Francisco?

What are the most popular airlines that fly from Massachusetts to San Francisco?

What are the most reliable airlines from Massachusetts to San Francisco?

Before booking your flight to San Francisco from Massachusetts, check out the most reliable airlines to get you to your destination on time: ANA (90%), Qantas Airways (85%), Japan Airlines( 80%).

What are the cheapest flights from Massachusetts to San Francisco?

Looking for the cheapest flight from Massachusetts to San Francisco? While on average our users pay $908, our data indicates the cheapest price to be $112. The most popular route (Boston Logan Intl - San Francisco), is priced around $208.

What does BOS to SFO mean?

This is defined as Boston Logan Intl Airport (BOS) and San Francisco Airport (SFO). Codes like San Francisco Airport are often used to just call airports uniquely. Nantucket Memorial Airport (ACK), West Tisbury Martha's Vineyard Airport (MVY), Provincetown Airport (PVC), Hyannis Barnstable Airport (HYA), Worcester Airport (ORH) are other airports near this flight route and their unique identifiers/IATA codes.

Departure points for flights from Massachusetts to San Francisco

Select to see more specific information for flights to San Francisco from all departure points in Massachusetts

Top 7 airlines flying from Massachusetts to San Francisco

The chart below displays the airlines Cheapflights users traveling from Massachusetts to San Francisco choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$129Average$334FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Spirit AirlinesCheapest$130Average$226FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest$136Average$364FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$146Average$380FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
JetBlueCheapest$148Average$369FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest$167Average$411FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Sun Country AirCheapest$177Average$270FlexibilityNo cancel feeOn-time83%
Search Sun Country Air flights

Hourly flight availability from Massachusetts to San Francisco

See what time of day planes typically take off from Massachusetts to San Francisco
13%of flight departuresEarly morningMidnight to 6 am
42%of flight departuresMorning6 am to noon
32%of flight departuresAfternoonNoon to 6 pm
13%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM
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