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Cheap flights from San Jose, California to Boston from $129

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 Jose, California to Boston departing on 8/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from San Jose, California to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
8:12 pm - 3:51 pm
SJC
-
BOS
16h 39m
1 stop
Alaska Airlines Logo
8:28 am - 2:38 pm
BOS
-
SJC
9h 10m
1 stop
$310Alaska Airlines
Fri, Jul 3 - Tue, Jul 14
Southwest Logo
9:55 am - 11:20 pm
SJC
-
BOS
10h 25m
1 stop
Southwest Logo
2:45 pm - 9:40 pm
BOS
-
SJC
9h 55m
2 stops
$315Southwest
Wed, Jul 15 - Wed, Aug 12
Frontier Logo
8:23 pm - 4:29 pm
SJC
-
BOS
17h 06m
2 stops
Frontier Logo
5:55 am - 12:01 pm
BOS
-
SJC
9h 06m
1 stop
$316Frontier
Mon, Jul 6 - Tue, Jul 14
Alaska Airlines Logo
7:13 am - 5:40 am
SJC
-
BOS
19h 27m
1 stop
Alaska Airlines Logo
7:59 pm - 9:25 am
BOS
-
SJC
16h 26m
1 stop
$317Alaska Airlines
Wed, Aug 5 - Wed, Aug 19
Southwest Logo
10:40 am - 11:35 pm
SJC
-
BOS
9h 55m
2 stops
Southwest Logo
7:30 am - 8:50 pm
BOS
-
SJC
16h 20m
2 stops
$321Southwest
Tue, Jul 21 - Tue, Aug 18
Alaska Airlines Logo
7:06 am - 5:44 am
SJC
-
BOS
19h 38m
1 stop
Alaska Airlines Logo
4:33 pm - 11:54 pm
BOS
-
SJC
10h 21m
1 stop
$325Alaska Airlines
Sun, Jun 7 - Sat, Jun 13
Alaska Airlines Logo
5:02 pm - 5:40 am
SJC
-
BOS
9h 38m
1 stop
Alaska Airlines Logo
8:28 am - 2:38 pm
BOS
-
SJC
9h 10m
1 stop
$327Alaska Airlines
Tue, Aug 11 - Mon, Aug 17
Delta Logo
1:24 pm - 11:58 pm
SJC
-
BOS
7h 34m
1 stop
Delta Logo
6:05 am - 12:54 pm
BOS
-
SJC
9h 49m
1 stop
$328Delta
Fri, Aug 21 - Tue, Aug 25
Southwest Logo
7:35 pm - 8:00 am
SJC
-
BOS
9h 25m
2 stops
Southwest Logo
8:40 am - 4:15 pm
BOS
-
SJC
10h 35m
1 stop
$330Southwest
Tue, Jul 14 - Thu, Aug 13
Southwest Logo
9:55 am - 11:20 pm
SJC
-
BOS
10h 25m
1 stop
Southwest Logo
1:10 pm - 11:30 pm
BOS
-
SJC
13h 20m
1 stop
$332Southwest
Tue, Jul 28 - Thu, Jul 30

United Airlines flights from San Jose, California to Boston

Our best United Airlines deals on San Jose, California to Boston flight tickets
United Airlines
Jun 10
SJC6:37 pmSan Jose
12h 16m
2 stops
BOS9:53 amBoston Logan Intl
Jun 20
BOS7:45 amBoston Logan Intl
8h 39m
1 stop
SJC1:24 pmSan Jose
$310
United Airlines
Sep 19
SJC2:10 pmSan Jose
8h 04m
1 stop
BOS1:14 amBoston Logan Intl
Sep 26
BOS7:30 amBoston Logan Intl
13h 01m
2 stops
SJC5:31 pmSan Jose
$311
United Airlines
Jun 10
SJC6:37 pmSan Jose
10h 40m
2 stops
BOS8:17 amBoston Logan Intl
Jun 20
BOS6:00 amBoston Logan Intl
10h 24m
2 stops
SJC1:24 pmSan Jose
$374

Delta flights from San Jose, California to Boston

Our best Delta deals on San Jose, California to Boston flight tickets
Delta
Sep 20
SJC6:10 pmSan Jose
8h 23m
1 stop
BOS5:33 amBoston Logan Intl
Sep 30
BOS7:45 amBoston Logan Intl
12h 17m
1 stop
SJC5:02 pmSan Jose
$318
Delta
Sep 20
SJC6:10 pmSan Jose
8h 23m
1 stop
BOS5:33 amBoston Logan Intl
Oct 2
BOS4:05 pmBoston Logan Intl
9h 40m
1 stop
SJC10:45 pmSan Jose
$327
Delta
Sep 23
SJC11:35 amSan Jose
9h 47m
1 stop
BOS12:22 amBoston Logan Intl
Sep 28
BOS7:45 amBoston Logan Intl
12h 17m
1 stop
SJC5:02 pmSan Jose
$328

momondo Fare Finder

 
Customize your flight search to find flights from San Jose, California 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 June 4, 2026.
Use the filters below to find and compare flights from San Jose, California to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Fri 7/3

8:12 pm-3:51 pm

1 stop16h 39m

Boston Logan Intl

Tue 7/14

8:28 am-2:38 pm

1 stop9h 10m

$310

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Wed 7/15

9:55 am-11:20 pm

1 stop10h 25m

Boston Logan Intl

Wed 8/12

2:45 pm-9:40 pm

2 stops9h 55m

$315

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Mon 7/6

8:23 pm-4:29 pm

2 stops17h 06m

Boston Logan Intl

Tue 7/14

5:55 am-12:01 pm

1 stop9h 06m

$316

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Wed 8/5

7:13 am-5:40 am

1 stop19h 27m

Boston Logan Intl

Wed 8/19

7:59 pm-9:25 am

1 stop16h 26m

$317

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Tue 7/21

10:40 am-11:35 pm

2 stops9h 55m

Boston Logan Intl

Tue 8/18

7:30 am-8:50 pm

2 stops16h 20m

$321

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Sun 6/7

7:06 am-5:44 am

1 stop19h 38m

Boston Logan Intl

Sat 6/13

4:33 pm-11:54 pm

1 stop10h 21m

$325

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Tue 8/11

5:02 pm-5:40 am

1 stop9h 38m

Boston Logan Intl

Mon 8/17

8:28 am-2:38 pm

1 stop9h 10m

$327
Quickest round-trip

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Fri 8/21

1:24 pm-11:58 pm

1 stop7h 34m

Boston Logan Intl

Tue 8/25

6:05 am-12:54 pm

1 stop9h 49m

$328

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Tue 7/14

7:35 pm-8:00 am

2 stops9h 25m

Boston Logan Intl

Thu 8/13

8:40 am-4:15 pm

1 stop10h 35m

$330

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Tue 7/28

9:55 am-11:20 pm

1 stop10h 25m

Boston Logan Intl

Thu 7/30

1:10 pm-11:30 pm

1 stop13h 20m

$332

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 Jose, California 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 typical price of a round-trip flight between San Jose, California and Boston?

What is the cheapest month to fly to Boston?

In general, October is the cheapest month to fly from San Jose, California to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $342. If you aren’t able to travel during the month of October, then book flights to Boston from San Jose, California during February instead. Flights to Boston in February, while not as cheap as those in October, still average around $345.

What is the cheapest San Jose to Boston Logan Intl flight route?

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

How far in advance should I book a flight from San Jose, California to Boston?

You are more likely to see cheaper flights to Boston from San Jose, California when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $380 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from San Jose, California for as low as $268 on momondo.

What cabin class options are available on San Jose, California to Boston flights?

There are 2 cabin classes available to choose from on San Jose, California to Boston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Jose, California to Boston flight prices changed over time?

As of June 2026, prices for San Jose, California to Boston flights are approximately 9% cheaper when compared to flights at the same time last year.

When to book flights from San Jose, California to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from San Jose, California to Boston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Jose, California to Boston (SJC to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Jose, California to Boston

Fastest flight time

7h 11m

Direct flights

None
The fastest flight from San Jose, California to Boston takes 7h 11m
There are no direct flights from San Jose, California to Boston. There are no popular flight routes from San Jose, California to Boston.
Search flight deals

Frequently asked questions about flying from San Jose, California to Boston

  • How far is San Jose to Boston Logan Intl by plane?

    A flight from San Jose to Boston Logan Intl will travel around 2676.3 mi. A reasonable flight in good conditions will take 7h 11m.

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

    Prices for flights from San Jose Airport to Boston Logan Intl Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Jose Airport 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 airline from San Jose, California to Boston?

Best airlines flying from San Jose, California to Boston

Compare and see reviews for airlines that fly from San Jose, California to Boston with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $118Free CancellationRating
7.1
2,983 reviews
Search JetBlue flights
DeltaPriceFrom $161Free CancellationRating
7.9
8,400 reviews
Search Delta flights
American AirlinesPriceFrom $250Free CancellationRating
7.1
11,640 reviews
Search American Airlines flights
United AirlinesPriceFrom $252Free CancellationRating
7.4
9,771 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $276Free CancellationRating
7.9
12,464 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $297Free CancellationRating
8.0
4,256 reviews
Search Southwest 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
Kennebunkport
Cambridge
Plymouth
South Yarmouth
Gloucester
Narragansett
Brockton
Falmouth
Warwick
Chatham
Sturbridge
Laconia
Dennis Port
Revere

Why use momondo?

Why should I use momondo to find a flight deal from San Jose to Boston?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Jose to Boston. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Jose to Boston with flexible booking policies on momondo?

All flight searches from San Jose to Boston on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Jose to Boston?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Jose to Boston.

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

If you are simply researching potential flights to Boston, momondo offers a useful price alert feature which will track prices for flights to Boston from San Jose and alert you when they change.

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