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Cheap flights from San Francisco Bay Area to Boston from $108

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco Bay Area to Boston departing on 1/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Francisco Bay Area to Boston

Cheap round-trip flights

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Alaska Airlines Logo
7:00 am - 5:39 pm
SJC
-
BOS
7h 39m1 stop
Alaska Airlines Logo
4:20 pm - 10:35 pm
BOS
-
SJC
9h 15m1 stop
$189Alaska Airlines
Thu, Jan 22 - Wed, Jan 28
Alaska Airlines Logo
5:55 pm - 5:10 am
SJC
-
BOS
8h 15m1 stop
Alaska Airlines Logo
4:20 pm - 10:35 pm
BOS
-
SJC
9h 15m1 stop
$207Alaska Airlines
Mon, Jan 5 - Mon, Jan 12
JetBlue Logo
8:29 pm - 5:00 am
SFO
-
BOS
5h 31mnonstop
JetBlue Logo
7:11 am - 11:10 am
BOS
-
SFO
6h 59mnonstop
$217JetBlue
Tue, Jan 20 - Thu, Feb 5
Delta Logo
6:25 pm - 6:50 am
SJC
-
BOS
9h 25m1 stop
Delta Logo
7:15 am - 1:34 pm
BOS
-
SJC
9h 19m1 stop
$217Delta
Wed, Jan 21 - Sat, Jan 31
JetBlue Logo
12:20 pm - 8:58 pm
SFO
-
BOS
5h 38mnonstop
JetBlue Logo
1:59 pm - 5:54 pm
BOS
-
SFO
6h 55mnonstop
$218JetBlue
Thu, Jan 8 - Wed, Jan 14
Multiple Airlines Logo
7:15 pm - 2:38 pm
SFO
-
BOS
16h 23m2 stops
Multiple Airlines Logo
6:00 am - 9:39 pm
BOS
-
SFO
18h 39m1 stop
$220Multiple Airlines
Tue, Feb 10 - Tue, Feb 17
American Airlines Logo
6:00 am - 6:19 pm
SJC
-
BOS
9h 19m2 stops
American Airlines Logo
1:48 pm - 9:29 pm
BOS
-
SJC
10h 41m1 stop
$222American Airlines
Wed, Jan 21 - Sat, Jan 31
United Airlines Logo
6:00 am - 4:52 pm
SFO
-
BOS
7h 52m1 stop
United Airlines Logo
1:50 pm - 5:45 pm
BOS
-
SFO
6h 55mnonstop
$227United Airlines
Wed, Jan 14 - Wed, Jan 21
American Airlines Logo
6:00 am - 7:07 pm
SJC
-
BOS
10h 07m2 stops
American Airlines Logo
9:45 am - 6:34 pm
BOS
-
SJC
11h 49m2 stops
$227American Airlines
Wed, Jan 21 - Sat, Jan 31
Delta Logo
5:55 am - 6:14 am
SFO
-
BOS
21h 19m1 stop
Delta Logo
5:40 pm - 9:42 pm
BOS
-
SFO
7h 02mnonstop
$230Delta
Tue, Jan 20 - Tue, Feb 3

Alaska Airlines flights from San Francisco Bay Area to Boston

Our best Alaska Airlines deals on San Francisco Bay Area to Boston flight tickets
Alaska Airlines
Jan 22
SJC7:00 amSan Jose
7h 39m
1 stop
BOS5:39 pmBoston Logan Intl
Jan 28
BOS4:20 pmBoston Logan Intl
9h 15m
1 stop
SJC10:35 pmSan Jose
$189
Find similar
Alaska Airlines
Jan 5
SJC5:55 pmSan Jose
8h 15m
1 stop
BOS5:10 amBoston Logan Intl
Jan 12
BOS4:20 pmBoston Logan Intl
9h 15m
1 stop
SJC10:35 pmSan Jose
$207
Find similar
Alaska Airlines
Jan 21
SJC7:00 amSan Jose
7h 39m
1 stop
BOS5:39 pmBoston Logan Intl
Feb 4
BOS7:00 amBoston Logan Intl
10h 42m
1 stop
SJC2:42 pmSan Jose
$233
Find similar

Delta flights from San Francisco Bay Area to Boston

Our best Delta deals on San Francisco Bay Area to Boston flight tickets
Delta
Jan 21
SJC6:25 pmSan Jose
9h 25m
1 stop
BOS6:50 amBoston Logan Intl
Jan 31
BOS7:15 amBoston Logan Intl
9h 19m
1 stop
SJC1:34 pmSan Jose
$217
Find similar
Delta
Jan 20
SFO1:00 pmSan Francisco
5h 37m
BOS9:37 pmBoston Logan Intl
Feb 4
BOS12:45 pmBoston Logan Intl
13h 09m
1 stop
SFO10:54 pmSan Francisco
$230
Find similar
Delta
Jan 20
SFO7:10 amSan Francisco
5h 41m
BOS3:51 pmBoston Logan Intl
Feb 6
BOS5:30 pmBoston Logan Intl
17h 00m
1 stop
SFO7:30 amSan Francisco
$231
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco Bay Area 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from San Francisco Bay Area to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Thu 1/22

7:00 am-5:39 pm

1 stop7h 39m

Boston Logan Intl

Wed 1/28

4:20 pm-10:35 pm

1 stop9h 15m

$189

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Mon 1/5

5:55 pm-5:10 am

1 stop8h 15m

Boston Logan Intl

Mon 1/12

4:20 pm-10:35 pm

1 stop9h 15m

$207

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Tue 1/20

8:29 pm-5:00 am

Nonstop5h 31m

Boston Logan Intl

Thu 2/5

7:11 am-11:10 am

Nonstop6h 59m

$217

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Wed 1/21

6:25 pm-6:50 am

1 stop9h 25m

Boston Logan Intl

Sat 1/31

7:15 am-1:34 pm

1 stop9h 19m

$217

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Thu 1/8

12:20 pm-8:58 pm

Nonstop5h 38m

Boston Logan Intl

Wed 1/14

1:59 pm-5:54 pm

Nonstop6h 55m

$218

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Tue 2/10

7:15 pm-2:38 pm

2 stops16h 23m

Boston Logan Intl

Tue 2/17

6:00 am-9:39 pm

1 stop18h 39m

$220

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Wed 1/21

6:00 am-6:19 pm

2 stops9h 19m

Boston Logan Intl

Sat 1/31

1:48 pm-9:29 pm

1 stop10h 41m

$222

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Wed 1/14

6:00 am-4:52 pm

1 stop7h 52m

Boston Logan Intl

Wed 1/21

1:50 pm-5:45 pm

Nonstop6h 55m

$227

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Wed 1/21

6:00 am-7:07 pm

2 stops10h 07m

Boston Logan Intl

Sat 1/31

9:45 am-6:34 pm

2 stops11h 49m

$227

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Tue 1/20

5:55 am-6:14 am

1 stop21h 19m

Boston Logan Intl

Tue 2/3

5:40 pm-9:42 pm

Nonstop7h 02m

$230

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from San Francisco Bay Area to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Boston?

In general, January is the cheapest month to fly from San Francisco Bay Area to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $317. If you aren’t able to travel during the month of January, then book flights to Boston from San Francisco Bay Area during February instead. Flights to Boston in February, while not as cheap as those in January, still average around $327.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from San Francisco Bay Area to Boston is on a Wednesday when prices can be found for as low as $381. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Sunday is $485.

What is the cheapest time of day to depart on your flight to Boston?

According to our data, the cheapest time of day to fly to Boston is in the afternoon. momondo users have found flights departing from San Francisco Bay Area to Boston in the afternoon for as low as $381. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around $443 per ticket.

What is the cheapest San Francisco Bay Area to Boston Logan Intl flight route?

Fly from San Jose to Boston Logan Intl for the best San Francisco Bay Area - Boston Logan Intl flight prices

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

You are more likely to see cheaper flights to Boston from San Francisco Bay Area when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $382 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from San Francisco Bay Area for as low as $349 on momondo.

What cabin class options are available on San Francisco Bay Area to Boston Logan Intl flights?

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

Can stopping save me money on San Francisco Bay Area to Boston flights?

No. A direct flight is the cheapest option for a flight between San Francisco Bay Area to Boston.

Cheap San Francisco Bay Area to Boston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco Bay Area to Boston

Fastest flight time

5h 31m

Direct flights

Every day

Airports in Boston

1 airport
The fastest flight from San Francisco Bay Area to Boston takes 5h 31m
Direct flights go from San Francisco Bay Area to Boston every day.
There is 1 airport in Boston. From San Francisco Bay Area there are direct flights to Boston Logan Intl (BOS).
Search flight deals

  • When did momondo last update prices for flights from San Francisco Bay Area to Boston Logan Intl Airport?

    Prices for flights from San Francisco Bay Area to Boston Logan Intl Airport refresh daily.

  • How many operators does momondo search for flights from San Francisco Bay Area to Boston Logan Intl Airport?

  • How old do you have to be to fly from San Francisco Bay Area to Boston Logan Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Bay Area to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The necessary travel and health documents for your Boston Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Francisco Bay Area to Boston?

Best airlines flying from San Francisco Bay Area to Boston

Compare and see reviews for airlines that fly from San Francisco Bay Area to Boston with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $100Free CancellationRating
5.8
3,081 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $144Free CancellationRating
7.8
2,820 reviews
Search Hawaiian Airlines flights
JetBluePriceFrom $149Free CancellationRating
7.2
2,897 reviews
Search JetBlue flights
Sun Country AirPriceFrom $160Free CancellationRating
6.9
333 reviews
Search Sun Country Air flights
DeltaPriceFrom $182Free CancellationRating
7.9
8,005 reviews
Search Delta flights
SouthwestPriceFrom $186Free CancellationRating
7.9
4,250 reviews
Search Southwest flights
United AirlinesPriceFrom $233Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $237Free CancellationRating
8.0
11,477 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $246Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Plymouth
Kennebunkport
South Yarmouth
Cambridge
Narragansett
Gloucester
Nashua
Falmouth
Laconia
Brockton
Concord
Sturbridge
Everett
Chatham

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco Bay Area to Boston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco Bay Area to Boston. momondo saves you time and could save you money on your trip.

Can I find flights from San Francisco Bay Area to Boston with flexible booking policies on momondo?

Flights from San Francisco Bay Area to Boston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Francisco Bay Area to Boston?

Once all potential San Francisco Bay Area to Boston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Francisco Bay Area to Boston right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Francisco Bay Area to Boston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boston and let you know when they change.

An easier way to manage your Boston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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