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Cheap flights from San Francisco to Boston from £78

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SFO — BOS
15 May — 22 May1
1 adult
Wed 15/5
Wed 22/5

The best prices from San Francisco to Boston Logan Intl are usually found in February or January, booked 43 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from San Francisco to Boston

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 May 2024.

Popular in

June

Cheapest in

February

Round-trip from

£400

One-way from

£78
High demand for flights, 21% potential price rise
Search Deals
Best time to find cheap flights, 30% potential price drop
Search Deals
From San Francisco to Boston Logan Intl
Search Deals
One-way flight from San Francisco to Boston Logan Intl
Search Deals

What is the cheapest day to fly round-trip from San Francisco to Boston?

Wednesday flights are found to be more expensive to fly from San Francisco to Boston. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Boston.

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

To save on the cost of your flight from San Francisco to Boston, book at least 44 days before your planned departure. Booking around this time can save you about 61% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £322 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £458.

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

February is one of the best times of the year to fly to Boston from San Francisco. Prices for February average £305 per person but you can even find prices for as low as £71. The most expensive prices can be found in the month of June. Opting for a February flight can save you 26% on your journey compared to booking in June

When is the cheapest time to fly from San Francisco to Boston (SFO - BOS)?

Unlike at midday, when flights are generally more expensive, you can save up to 54% on flights from San Francisco to Boston by exploring options for tickets in the evening.

Cheap Delta flights from San Francisco to Boston

Explore cheap flight options specifically provided by Delta for the route between San Francisco and Boston. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.
Find some of the cheapest Delta flights travelling from San Francisco to Boston. Deals update often to give you more flight options matching your criteria
Sat 14/915:45SFO - BOS
1 stop11h 04mDelta
Tue 17/907:05BOS - SFO
Nonstop6h 58mDelta
Deal found 7/5£208
Thu 15/807:00SFO - BOS
Nonstop5h 47mDelta
Mon 19/819:00BOS - SFO
Nonstop6h 55mDelta
Deal found 8/5£218
Mon 3/622:05SFO - BOS
Nonstop5h 52mDelta
Sat 8/607:56BOS - SFO
Nonstop6h 45mDelta
Deal found 9/5£230
Mon 20/522:05SFO - BOS
Nonstop5h 52mDelta
Fri 31/519:45BOS - SFO
Nonstop6h 50mDelta
Deal found 9/5£241
Mon 10/621:50SFO - BOS
Nonstop5h 46mDelta
Mon 19/819:00BOS - SFO
Nonstop6h 55mDelta
Deal found 9/5£245
Sun 21/721:54SFO - BOS
Nonstop5h 46mDelta
Mon 29/720:50BOS - SFO
Nonstop6h 53mDelta
Deal found 8/5£253
Sat 1/616:00SFO - BOS
1 stop11h 05mDelta
Thu 6/607:35BOS - SFO
Nonstop6h 45mDelta
Deal found 8/5£255
Fri 24/522:05SFO - BOS
Nonstop5h 52mDelta
Thu 30/516:55BOS - SFO
Nonstop6h 51mDelta
Deal found 9/5£266
Fri 12/712:55SFO - BOS
Nonstop5h 52mDelta
Thu 18/720:50BOS - SFO
Nonstop6h 53mDelta
Deal found 9/5£267

Cheap United Airlines flights from San Francisco to Boston

Explore cheap flight options specifically provided by United Airlines for the route between San Francisco and Boston. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.
Have a look at some of the cheapest available United Airlines flights departing from San Francisco and landing in Boston. Make sure to examine the flight information before completing your reservation.
Tue 4/615:07SFO - BOS
Nonstop5h 47mUnited Airlines
Thu 20/607:45BOS - SFO
Nonstop6h 28mUnited Airlines
Deal found 8/5£298
Mon 20/500:09SFO - BOS
1 stop9h 44mUnited Airlines
Thu 30/518:15BOS - SFO
Nonstop6h 31mUnited Airlines
Deal found 9/5£352
Mon 20/500:09SFO - BOS
1 stop9h 44mUnited Airlines
Thu 30/505:45BOS - SFO
1 stop9h 22mUnited Airlines
Deal found 9/5£360
Fri 17/500:09SFO - BOS
1 stop7h 29mUnited Airlines
Sun 26/508:45BOS - SFO
Nonstop6h 28mUnited Airlines
Deal found 9/5£374
Fri 17/523:15SFO - BOS
Nonstop5h 53mUnited Airlines
Sat 8/618:15BOS - SFO
Nonstop6h 31mUnited Airlines
Deal found 9/5£378
Fri 17/500:09SFO - BOS
1 stop7h 29mUnited Airlines
Sun 26/514:25BOS - SFO
1 stop9h 32mUnited Airlines
Deal found 9/5£382
Wed 15/523:55SFO - BOS
1 stop11h 28mUnited Airlines
Sun 19/506:15BOS - SFO
Nonstop6h 35mUnited Airlines
Deal found 9/5£466
Sat 18/500:09SFO - BOS
1 stop7h 29mUnited Airlines
Mon 27/507:45BOS - SFO
Nonstop6h 28mUnited Airlines
Deal found 9/5£468
Sat 18/500:09SFO - BOS
1 stop7h 29mUnited Airlines
Fri 24/507:45BOS - SFO
Nonstop6h 28mUnited Airlines
Deal found 9/5£486

Cheap San Francisco to Boston flights in May & June 2024

Find cheap flight options from San Francisco to Boston specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 876,925 searches. Prices were last updated on 10 May 2024.
The lowest fares we've come across on flights travelling from San Francisco to Boston in May and June 2024. More deals are always being added, so be sure to check back regularly.
Tue 4/614:00SFO - BOS
Nonstop5h 49mJetBlue
Fri 7/621:30BOS - SFO
Nonstop6h 26mJetBlue
Deal found 9/5£193
Tue 4/619:55SFO - BOS
1 stop8h 57mAlaska Airlines
Fri 7/608:45BOS - SFO
Nonstop6h 35mAlaska Airlines
Deal found 9/5£197
Tue 4/614:00SFO - BOS
Nonstop5h 49mJetBlue
Sat 8/606:15BOS - SFO
Nonstop6h 35mJetBlue
Deal found 9/5£198
Tue 4/619:55SFO - BOS
1 stop8h 57mAlaska Airlines
Sat 8/608:55BOS - SFO
Nonstop6h 35mAlaska Airlines
Deal found 9/5£202
Tue 11/606:00SFO - BOS
1 stop10h 48mAmerican Airlines
Mon 19/814:49BOS - SFO
1 stop9h 04mAmerican Airlines
Deal found 9/5£210
Sun 9/621:50SFO - BOS
Nonstop5h 46mDelta
Wed 12/607:56BOS - SFO
Nonstop6h 45mDelta
Deal found 9/5£210
Mon 3/614:00SFO - BOS
Nonstop5h 49mJetBlue
Wed 5/607:20BOS - SFO
Nonstop6h 39mJetBlue
Deal found 8/5£213
Tue 4/614:00SFO - BOS
Nonstop5h 49mJetBlue
Wed 12/621:30BOS - SFO
Nonstop6h 26mJetBlue
Deal found 9/5£215
Wed 29/514:00SFO - BOS
Nonstop5h 49mJetBlue
Wed 5/606:20BOS - SFO
Nonstop6h 35mJetBlue
Deal found 9/5£219

San Francisco to Boston 2024 flight deals

Discover exclusive flight deals for travel between San Francisco and Boston in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.
The lowest fares we've come across on flights travelling from San Francisco to Boston in May and June 2024. More deals are always being added, so be sure to check back regularly.
Tue 6/821:25SFO - BOS
Nonstop5h 37mJetBlue
Tue 27/821:15BOS - SFO
Nonstop6h 30mJetBlue
Deal found 9/5£159
Tue 6/821:25SFO - BOS
Nonstop5h 37mJetBlue
Sat 24/814:40BOS - SFO
1 stop12h 19mJetBlue
Deal found 9/5£166
Tue 6/821:25SFO - BOS
Nonstop5h 37mJetBlue
Mon 26/821:15BOS - SFO
Nonstop6h 30mJetBlue
Deal found 9/5£174
Mon 5/821:25SFO - BOS
Nonstop5h 37mJetBlue
Tue 27/806:12BOS - SFO
1 stop9h 48mJetBlue
Deal found 9/5£181
Tue 22/1013:00SFO - BOS
Nonstop5h 38mDelta
Wed 23/1016:30BOS - SFO
Nonstop6h 50mDelta
Deal found 9/5£188
Mon 5/820:35SFO - BOS
1 stop9h 46mJetBlue
Tue 27/815:20BOS - SFO
1 stop11h 24mJetBlue
Deal found 9/5£189
Tue 24/908:00SFO - BOS
Nonstop5h 40mJetBlue
Tue 24/919:00BOS - SFO
Nonstop6h 39mJetBlue
Deal found 10/5£190
Tue 4/614:00SFO - BOS
Nonstop5h 49mJetBlue
Fri 7/621:30BOS - SFO
Nonstop6h 26mJetBlue
Deal found 9/5£193
Mon 5/806:00SFO - BOS
1 stop11h 02mJetBlue
Fri 23/821:15BOS - SFO
Nonstop6h 30mJetBlue
Deal found 9/5£195

Direct flights to Boston from San Francisco

Discover direct flight options from San Francisco to Boston. Find direct flights with no stopovers, providing a convenient travel experience. Explore direct flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.
To help reduce your travel time, choose from one of these non-stop flights from San Francisco to Boston. Search for alternative flights from San Francisco to Boston by utilising the search form above.
Tue 6/821:25SFO - BOS
Nonstop5h 37mJetBlue
Tue 27/821:15BOS - SFO
Nonstop6h 30mJetBlue
Deal found 9/5£159
Tue 6/821:25SFO - BOS
Nonstop5h 37mJetBlue
Fri 23/821:15BOS - SFO
Nonstop6h 30mJetBlue
Deal found 9/5£174
Wed 14/808:00SFO - BOS
Nonstop5h 46mJetBlue
Tue 20/821:15BOS - SFO
Nonstop6h 30mJetBlue
Deal found 9/5£181
Tue 22/1013:00SFO - BOS
Nonstop5h 38mDelta
Wed 23/1016:30BOS - SFO
Nonstop6h 50mDelta
Deal found 9/5£188
Tue 24/908:00SFO - BOS
Nonstop5h 40mJetBlue
Tue 24/919:00BOS - SFO
Nonstop6h 39mJetBlue
Deal found 10/5£190
Tue 4/614:00SFO - BOS
Nonstop5h 49mJetBlue
Fri 7/621:30BOS - SFO
Nonstop6h 26mJetBlue
Deal found 9/5£193
Wed 14/808:00SFO - BOS
Nonstop5h 46mJetBlue
Mon 19/805:59BOS - SFO
Nonstop6h 29mJetBlue
Deal found 10/5£195
Wed 7/813:35SFO - BOS
Nonstop5h 41mJetBlue
Tue 20/821:15BOS - SFO
Nonstop6h 30mJetBlue
Deal found 10/5£196
Tue 4/614:00SFO - BOS
Nonstop5h 49mJetBlue
Sat 8/606:15BOS - SFO
Nonstop6h 35mJetBlue
Deal found 9/5£198

San Francisco to Boston flights leaving soon

Find last-minute flight options from San Francisco to Boston for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.
Check out these flights departing soon from San Francisco to Boston. Users should examine the flight details to ensure there are no surprises.
Mon 20/522:05SFO - BOS
Nonstop5h 52mDelta
Fri 31/519:45BOS - SFO
Nonstop6h 50mDelta
Deal found 9/5£241
Mon 20/522:50SFO - BOS
Nonstop5h 57mJetBlue
Sat 1/606:20BOS - SFO
Nonstop6h 35mJetBlue
Deal found 9/5£246
Mon 20/522:50SFO - BOS
Nonstop5h 57mJetBlue
Thu 30/506:05BOS - SFO
1 stop9h 59mJetBlue
Deal found 9/5£251
Mon 20/519:55SFO - BOS
1 stop8h 35mAlaska Airlines
Fri 31/508:45BOS - SFO
Nonstop6h 35mAlaska Airlines
Deal found 9/5£264
Mon 20/519:55SFO - BOS
1 stop8h 35mAlaska Airlines
Thu 30/516:01BOS - SFO
1 stop9h 13mAlaska Airlines
Deal found 9/5£272
Sun 19/522:05SFO - BOS
Nonstop5h 52mDelta
Fri 31/519:45BOS - SFO
Nonstop6h 50mDelta
Deal found 9/5£283
Mon 20/522:05SFO - BOS
Nonstop5h 52mDelta
Wed 29/517:10BOS - SFO
Nonstop6h 55mDelta
Deal found 9/5£286
Sat 18/507:42SFO - BOS
Nonstop5h 48mJetBlue
Sat 1/606:20BOS - SFO
Nonstop6h 35mJetBlue
Deal found 9/5£288
Mon 20/522:50SFO - BOS
Nonstop5h 57mJetBlue
Mon 27/506:20BOS - SFO
Nonstop6h 35mJetBlue
Deal found 8/5£294

One-way flights to Boston from San Francisco

Search for one-way flight options from San Francisco to Boston. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.
If you're seeking multiple options on one-way flights from San Francisco to Boston, be sure to check out these deals, which are updated often. Users needing a return flight from San Francisco to Boston should utilize the search form above.
Tue 1/1006:00SFO - BOS
1 stop9h 31mAmerican Airlines
Deal found 9/5£78
Tue 13/821:25SFO - BOS
Nonstop5h 37mJetBlue
Deal found 9/5£80
Mon 12/822:20SFO - BOS
Nonstop5h 51mDelta
Deal found 9/5£94
Tue 30/720:59SFO - BOS
Nonstop5h 36mAlaska Airlines
Deal found 10/5£99
Wed 14/808:00SFO - BOS
Nonstop5h 46mJetBlue
Deal found 9/5£102
Tue 9/706:00SFO - BOS
1 stop11h 02mJetBlue
Deal found 9/5£109
Thu 15/807:00SFO - BOS
Nonstop5h 47mDelta
Deal found 9/5£110
Mon 17/621:50SFO - BOS
Nonstop5h 46mDelta
Deal found 9/5£117
Sat 10/820:35SFO - BOS
1 stop9h 46mJetBlue
Deal found 9/5£124

Find flights from San Francisco to Boston within your budget

Customise your flight search to find flights from San Francisco to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£159 - £298

Route

Depart

Return

Price

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Tue 6/8

Nonstop5h 37m

Boston Logan Intl

Tue 27/8

Nonstop6h 30m

£159

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Tue 6/8

Nonstop5h 37m

Boston Logan Intl

Sat 24/8

1 stop12h 19m

£166

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Tue 6/8

Nonstop5h 37m

Boston Logan Intl

Thu 29/8

Nonstop6h 29m

£174

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Wed 29/5

Nonstop5h 49m

Boston Logan Intl

Wed 5/6

Nonstop6h 35m

£178

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Tue 4/6

1 stop8h 57m

Boston Logan Intl

Fri 7/6

Nonstop6h 35m

£197

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Tue 4/6

1 stop8h 57m

Boston Logan Intl

Fri 7/6

Nonstop6h 35m

£199

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Sat 14/9

1 stop11h 04m

Boston Logan Intl

Tue 17/9

Nonstop6h 58m

£208

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Thu 11/7

1 stop20h 31m

Boston Logan Intl

Sat 20/7

1 stop8h 41m

£252

San FranciscoBoston Logan Intl

SFO - BOS

SFOBOS

San Francisco

Tue 4/6

Nonstop5h 47m

Boston Logan Intl

Thu 20/6

Nonstop6h 28m

£298

Flights are sorted by cheapest first

Deals found on 9/5

When is the best time to book a flight from San Francisco to Boston?

Use this chart to determine the optimal time to book a return flight from San Francisco to Boston. Price data was last updated on 3 May 2024.
Booking 43 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

When is the cheapest time to fly from San Francisco to Boston?

Use this chart to determine the cheapest time to fly return from San Francisco to Boston. Price data was last updated on 5 May 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their San Francisco to Boston flight should consider departing on Wednesday evenings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Boston by month

Plan your trip from San Francisco to Boston by taking into account the cheapest months to travel. The average price of a one-way flight from San Francisco to Boston is currently £101 while a return flight costs £204. Price data was last updated on 5 May 2024.

Currently, November is the cheapest month in which you can book a flight from San Francisco to Boston (average of £500). Flying from San Francisco to Boston in July is currently the most expensive (average of £693). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

£415

February

£413

March

£405

April

£424

May

£433

June

£525

July

£554

August

£487

September

£446

October

£428

November

£400

December

£402

Temperature and rainfall in Boston by month

Plan your trip to Boston by taking into account the average temperature and rainfall totals by month.

BOS

Temperature

-1 - 23 °C

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated 10 May 2024.
Read through reviews of airlines operating flights from San Francisco to Boston, such as Delta, United Airlines and JetBlue. 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.
Southwest
8.2
Very Good
6,069 reviews
Check prices

Crew

8.7

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.2
Very Good
6,069 reviews
Southwest
8.2
Very Good
6,069 reviews
Check prices

Crew

8.7

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.1
Very Good
9,142 reviews
Southwest
8.2
Very Good
6,069 reviews
Check prices

Crew

8.7

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very Good
10,778 reviews
Southwest
8.2
Very Good
6,069 reviews
Check prices

Crew

8.7

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

JetBlue
7.6
Good
4,521 reviews
Southwest
8.2
Very Good
6,069 reviews
Check prices

Crew

8.7

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
11,027 reviews
Southwest
8.2
Very Good
6,069 reviews
Check prices

Crew

8.7

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from San Francisco to Boston?

    Booking a flight from San Francisco (SFO) to Boston Logan Intl (BOS) is your only option if you wish to fly from San Francisco to Boston. On a typical day, there are 45 flights from San Francisco to Logan Intl, all of which are around 5h 46m for a nonstop flight. You can also purchase a plane ticket from 2 airlines when you book a flight from San Francisco to Boston.

  • Can I find flights from San Francisco to Boston for under £200 on Cheapflights?

    Yes, there are multiple flights from San Francisco to Boston for under £200. The cheapest flight booked recently is on JetBlue for just £159, but on average you can expect to pay £192.

  • Are there nonstop flights from San Francisco to Boston for under £200 on Cheapflights?

    Cheapflights has at least 20 direct flights from San Francisco to Boston under £200. A good price for a nonstop flight from San Francisco to Boston is less than £203.

  • Are there last-minute flights available from San Francisco to Boston for under £300?

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

  • What days are direct flights available from San Francisco to Boston?

    You can find direct flights on the following days: Sunday, Tuesday, Wednesday, Friday, Saturday.

  • How popular is this San Francisco to Boston flight route?

    This flight path from San Francisco to Boston Logan Intl was viewed by 20 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    On average 19 flights depart from San Francisco to Boston per day.
    Morning (6am - Midday) - 37% of flight departures
    Evening (6pm - Midnight) - 63% of flight departures

  • How long is the flight from San Francisco to Boston?

    JetBlue, Alaska Airlines, and Delta can get you from San Francisco to Boston in just under 5h 37m. Your travel time can differ by up to 5h 27m. There are 2712 mi between San Francisco and Boston. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Francisco to Boston round-trip?

    Currently priced at £159, JetBlue will fly you from San Francisco to Boston and back. In addition to JetBlue, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Alaska Airlines and Delta - these airlines can fly you to your destination from £197 and £208, respectively. You may be able to fly from San Francisco to Boston for 47% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from San Francisco to Boston one-way?

    One-way options have recently been found by users for as low as £78 on American Airlines. Other airlines that offer cheap prices include JetBlue from £80 and Delta from £94 one-way.

  • What are the most reliable airlines from San Francisco to Boston?

    Before booking your flight to Boston from San Francisco, check out the most reliable airlines to get you to your destination on time: TAP AIR PORTUGAL (89%), Icelandair (88%), EL AL( 88%).

  • What are the cheapest flights from San Francisco to Boston?

    The cheapest flight price from San Francisco to Boston is £125. On average you can expect to pay £173. The most popular route, (San Francisco - Boston Logan Intl), can usually be booked for £224.

  • What does SFO to BOS mean?

    SFO stands for San Francisco Airport, while BOS stands for Boston Logan Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from San Francisco to Boston that include extra baggage allowance?

    The amount of baggage you can bring on your San Francisco to Boston flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Francisco to Boston with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Francisco to Boston flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from San Francisco to Boston that include hotel bookings?

    Yes. In addition to deals on San Francisco to Boston flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Boston.

  • Can I find deals for business class flights from San Francisco to Boston?

    Yes. Cheapflights offers flight deals from San Francisco to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from San Francisco to Boston that allow pets onboard?

    Many airlines flying from San Francisco to Boston offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Francisco to Boston?

    Yes, you can often find last-minute deals on San Francisco to Boston flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Francisco to Boston flight deals updated?

    The San Francisco to Boston flight deals you see on this page were last updated on 10/5.

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Alternative routes for San Francisco to Boston
See prices for flight routes from nearby airports that may be better suited for you.

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Top 2 airlines flying from San Francisco to Boston

Discover the top 2 airlines that operate flights from San Francisco to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 876,925 searches. Data last updated 10 May 2024.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£123Average£298FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Alaska AirlinesCheapest£136Average£240FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
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Search flights from San Francisco to Boston by cabin class

Find flights from San Francisco to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from San Francisco to Boston

Find hourly flight availability from San Francisco to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 May 2024.
1%of flight departuresEarly morningMidnight to 6 am
51%of flight departuresMorning6 am to noon
12%of flight departuresAfternoonNoon to 6 pm
36%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Midday
6 PM

Weekly flight availability from San Francisco to Boston

Explore weekly flight availability from San Francisco to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 10 May 2024.
Monday46daily flights
Tuesday46daily flights
Wednesday48daily flights
Thursday45daily flights
Friday49daily flights
Saturday35daily flights
Sunday49daily flights

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Francisco to Boston?

Cheapflights helps you search for flights from San Francisco to Boston via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Boston?

Cheapflights simply makes it quick and affordable to book flights from San Francisco to Boston by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from San Francisco to Boston with no change fees?

Need flexible booking options for your flight to Boston from San Francisco? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from San Francisco to Boston become cheaper?

Of course! You can now track prices for flights from San Francisco to Boston and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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