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Cheap flights from San Jose, California to Boston from $120

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 7/8. 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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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.
Southwest Logo
8:40 am - 10:10 pm
SJC
-
BOS
10h 30m
2 stops
Southwest Logo
1:15 pm - 8:55 pm
BOS
-
SJC
10h 40m
2 stops
$308Southwest
Tue, Sep 29 - Wed, Oct 21
Alaska Airlines Logo
5:02 pm - 5:40 am
SJC
-
BOS
9h 38m
1 stop
Alaska Airlines Logo
8:00 am - 1:45 pm
BOS
-
SJC
8h 45m
1 stop
$310Alaska Airlines
Sat, Jul 18 - Thu, Aug 20
Alaska Airlines Logo
5:18 pm - 5:28 am
SJC
-
BOS
9h 10m
1 stop
Alaska Airlines Logo
9:00 am - 3:52 pm
BOS
-
SJC
9h 52m
1 stop
$311Alaska Airlines
Tue, Oct 27 - Wed, Oct 28
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
Southwest Logo
11:15 am - 11:20 pm
SJC
-
BOS
9h 05m
1 stop
Southwest Logo
4:30 pm - 10:30 pm
BOS
-
SJC
9h 00m
1 stop
$317Southwest
Wed, Jul 8 - Mon, Jul 13
Southwest Logo
10:40 am - 11:35 pm
SJC
-
BOS
9h 55m
2 stops
Southwest Logo
5:25 am - 12:20 pm
BOS
-
SJC
9h 55m
1 stop
$320Southwest
Wed, Jul 8 - Wed, Jul 15
Southwest Logo
10:40 am - 11:35 pm
SJC
-
BOS
9h 55m
2 stops
Southwest Logo
5:25 am - 2:55 pm
BOS
-
SJC
12h 30m
1 stop
$321Southwest
Tue, Jul 21 - Mon, Aug 17
Southwest Logo
9:40 pm - 8:00 am
SJC
-
BOS
7h 20m
1 stop
Southwest Logo
3:45 pm - 11:05 pm
BOS
-
SJC
10h 20m
2 stops
$322Southwest
Mon, Jul 6 - Wed, Jul 15
Alaska Airlines Logo
5:18 pm - 5:28 am
SJC
-
BOS
9h 10m
1 stop
Alaska Airlines Logo
9:00 am - 3:52 pm
BOS
-
SJC
9h 52m
1 stop
$324Alaska Airlines
Tue, Oct 27 - Wed, Oct 28
Southwest Logo
10:20 am - 11:35 pm
SJC
-
BOS
10h 15m
1 stop
Southwest Logo
5:25 am - 12:20 pm
BOS
-
SJC
9h 55m
1 stop
$325Southwest
Wed, Jul 22 - Wed, Jul 29

Alaska Airlines flights from San Jose, California to Boston

Our best Alaska Airlines deals on San Jose, California to Boston flight tickets
Alaska Airlines
Jul 18
SJC5:02 pmSan Jose
9h 38m
1 stop
BOS5:40 amBoston Logan Intl
Aug 18
BOS4:33 pmBoston Logan Intl
10h 22m
1 stop
SJC11:55 pmSan Jose
$310
Alaska Airlines
Oct 27
SJC5:18 pmSan Jose
9h 10m
1 stop
BOS5:28 amBoston Logan Intl
Oct 28
BOS9:00 amBoston Logan Intl
9h 52m
1 stop
SJC3:52 pmSan Jose
$311
Alaska Airlines
Oct 27
SJC5:18 pmSan Jose
9h 10m
1 stop
BOS5:28 amBoston Logan Intl
Oct 28
BOS9:00 amBoston Logan Intl
9h 52m
1 stop
SJC3:52 pmSan Jose
$324

Delta flights from San Jose, California to Boston

Our best Delta deals on San Jose, California to Boston flight tickets
Delta
Jul 4
SJC5:01 pmSan Jose
10h 04m
1 stop
BOS6:05 amBoston Logan Intl
Jul 14
BOS5:55 amBoston Logan Intl
9h 06m
1 stop
SJC12:01 pmSan Jose
$328
Delta
Jul 22
SJC11:33 amSan Jose
9h 18m
1 stop
BOS11:51 pmBoston Logan Intl
Aug 19
BOS3:14 pmBoston Logan Intl
9h 27m
1 stop
SJC9:41 pmSan Jose
$337
Delta
Jun 5
SJC11:41 amSan Jose
9h 15m
1 stop
BOS11:56 pmBoston Logan Intl
Jun 16
BOS10:55 amBoston Logan Intl
9h 22m
1 stop
SJC5:17 pmSan Jose
$342

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 May 31, 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

Tue 9/29

8:40 am-10:10 pm

2 stops10h 30m

Boston Logan Intl

Wed 10/21

1:15 pm-8:55 pm

2 stops10h 40m

$308

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Sat 7/18

5:02 pm-5:40 am

1 stop9h 38m

Boston Logan Intl

Thu 8/20

8:00 am-1:45 pm

1 stop8h 45m

$310

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Tue 10/27

5:18 pm-5:28 am

1 stop9h 10m

Boston Logan Intl

Wed 10/28

9:00 am-3:52 pm

1 stop9h 52m

$311

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

Wed 7/8

11:15 am-11:20 pm

1 stop9h 05m

Boston Logan Intl

Mon 7/13

4:30 pm-10:30 pm

1 stop9h 00m

$317

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Wed 7/8

10:40 am-11:35 pm

2 stops9h 55m

Boston Logan Intl

Wed 7/15

5:25 am-12:20 pm

1 stop9h 55m

$320

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Tue 7/21

10:40 am-11:35 pm

2 stops9h 55m

Boston Logan Intl

Mon 8/17

5:25 am-2:55 pm

1 stop12h 30m

$321
Quickest round-trip

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Mon 7/6

9:40 pm-8:00 am

1 stop7h 20m

Boston Logan Intl

Wed 7/15

3:45 pm-11:05 pm

2 stops10h 20m

$322

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Tue 10/27

5:18 pm-5:28 am

1 stop9h 10m

Boston Logan Intl

Wed 10/28

9:00 am-3:52 pm

1 stop9h 52m

$324

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Wed 7/22

10:20 am-11:35 pm

1 stop10h 15m

Boston Logan Intl

Wed 7/29

5:25 am-12:20 pm

1 stop9h 55m

$325

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 May 2026, prices for San Jose, California to Boston flights are approximately 7% 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 34m

Direct flights

None
The fastest flight from San Jose, California to Boston takes 7h 34m
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 34m.

  • 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
8,412 reviews
Search Delta flights
American AirlinesPriceFrom $250Free CancellationRating
7.1
11,644 reviews
Search American Airlines flights
United AirlinesPriceFrom $252Free CancellationRating
7.4
9,769 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $276Free CancellationRating
7.9
12,440 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $297Free CancellationRating
8.0
4,258 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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