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Cheap flights from San Jose, California to Boston from $143

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 8/19. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Jose, California to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:42 pm - 11:24 pm
SJC
-
BOS
7h 42m
1 stop
American Airlines Logo
6:30 am - 11:57 am
BOS
-
SJC
8h 27m
1 stop
$275American Airlines
Fri, Aug 28 - Thu, Sep 3
American Airlines Logo
12:42 pm - 11:24 pm
SJC
-
BOS
7h 42m
1 stop
American Airlines Logo
6:30 am - 11:57 am
BOS
-
SJC
8h 27m
1 stop
$278American Airlines
Tue, Aug 18 - Tue, Aug 25
Southwest Logo
1:00 pm - 12:25 am
SJC
-
BOS
8h 25m
1 stop
Southwest Logo
9:05 am - 5:25 pm
BOS
-
SJC
11h 20m
1 stop
$279Southwest
Wed, Aug 19 - Wed, Aug 26
Southwest Logo
9:50 am - 11:55 pm
SJC
-
BOS
11h 05m
1 stop
Southwest Logo
5:00 am - 10:10 am
BOS
-
SJC
8h 10m
1 stop
$280Southwest
Tue, Oct 20 - Fri, Oct 23
Delta Logo
7:35 pm - 7:35 am
SJC
-
BOS
9h 00m
1 stop
Delta Logo
5:50 am - 12:33 pm
BOS
-
SJC
9h 43m
1 stop
$282Delta
Fri, Oct 16 - Tue, Oct 20
Southwest Logo
1:00 pm - 12:25 am
SJC
-
BOS
8h 25m
1 stop
Southwest Logo
3:20 pm - 10:15 pm
BOS
-
SJC
9h 55m
2 stops
$284Southwest
Wed, Aug 19 - Wed, Aug 26
Delta Logo
11:30 am - 11:58 pm
SJC
-
BOS
9h 28m
1 stop
Delta Logo
7:50 am - 5:02 pm
BOS
-
SJC
12h 12m
1 stop
$285Delta
Thu, Oct 22 - Sat, Oct 24
Southwest Logo
9:50 am - 11:55 pm
SJC
-
BOS
11h 05m
1 stop
Southwest Logo
1:05 pm - 10:20 pm
BOS
-
SJC
12h 15m
2 stops
$286Southwest
Tue, Oct 20 - Fri, Oct 23
Southwest Logo
10:30 pm - 9:55 am
SJC
-
BOS
8h 25m
1 stop
Southwest Logo
2:45 pm - 9:40 pm
BOS
-
SJC
9h 55m
2 stops
$287Southwest
Fri, Aug 28 - Tue, Sep 1
Southwest Logo
10:55 am - 12:10 am
SJC
-
BOS
10h 15m
2 stops
Southwest Logo
2:45 pm - 9:45 pm
BOS
-
SJC
10h 00m
2 stops
$289Southwest
Tue, Sep 15 - Tue, Sep 22

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United Airlines flights from San Jose, California to Boston

Our best United Airlines deals on San Jose, California to Boston flight tickets
United Airlines
Aug 7
SJC6:37 pmSan Jose
8h 21m
1 stop
BOS5:58 amBoston Logan Intl
Aug 30
BOS6:01 amBoston Logan Intl
8h 45m
1 stop
SJC11:46 amSan Jose
$315
United Airlines
Aug 6
SJC6:37 pmSan Jose
8h 21m
1 stop
BOS5:58 amBoston Logan Intl
Aug 22
BOS9:00 amBoston Logan Intl
14h 57m
2 stops
SJC8:57 pmSan Jose
$415
United Airlines
Aug 6
SJC6:37 pmSan Jose
12h 43m
2 stops
BOS10:20 amBoston Logan Intl
Aug 22
BOS10:38 amBoston Logan Intl
13h 19m
2 stops
SJC8:57 pmSan Jose
$420

Alaska Airlines flights from San Jose, California to Boston

Our best Alaska Airlines deals on San Jose, California to Boston flight tickets
Alaska Airlines
Sep 29
SJC6:46 pmSan Jose
8h 23m
1 stop
BOS6:09 amBoston Logan Intl
Oct 3
BOS7:51 amBoston Logan Intl
10h 04m
1 stop
SJC2:55 pmSan Jose
$328
Alaska Airlines
Oct 2
SJC5:06 pmSan Jose
9h 43m
1 stop
BOS5:49 amBoston Logan Intl
Oct 3
BOS7:51 amBoston Logan Intl
10h 04m
1 stop
SJC2:55 pmSan Jose
$331
Alaska Airlines
Aug 8
SJC5:02 pmSan Jose
9h 38m
1 stop
BOS5:40 amBoston Logan Intl
Aug 20
BOS8:00 amBoston Logan Intl
8h 45m
1 stop
SJC1:45 pmSan Jose
$337

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 July 26, 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
Quickest round-trip

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Fri 8/28

12:42 pm-11:24 pm

1 stop7h 42m

Boston Logan Intl

Thu 9/3

6:30 am-11:57 am

1 stop8h 27m

$275

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Tue 8/18

12:42 pm-11:24 pm

1 stop7h 42m

Boston Logan Intl

Tue 8/25

6:30 am-11:57 am

1 stop8h 27m

$278

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Wed 8/19

1:00 pm-12:25 am

1 stop8h 25m

Boston Logan Intl

Wed 8/26

9:05 am-5:25 pm

1 stop11h 20m

$279

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Tue 10/20

9:50 am-11:55 pm

1 stop11h 05m

Boston Logan Intl

Fri 10/23

5:00 am-10:10 am

1 stop8h 10m

$280

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Fri 10/16

7:35 pm-7:35 am

1 stop9h 00m

Boston Logan Intl

Tue 10/20

5:50 am-12:33 pm

1 stop9h 43m

$282

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Wed 8/19

1:00 pm-12:25 am

1 stop8h 25m

Boston Logan Intl

Wed 8/26

3:20 pm-10:15 pm

2 stops9h 55m

$284

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Thu 10/22

11:30 am-11:58 pm

1 stop9h 28m

Boston Logan Intl

Sat 10/24

7:50 am-5:02 pm

1 stop12h 12m

$285

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Tue 10/20

9:50 am-11:55 pm

1 stop11h 05m

Boston Logan Intl

Fri 10/23

1:05 pm-10:20 pm

2 stops12h 15m

$286

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Fri 8/28

10:30 pm-9:55 am

1 stop8h 25m

Boston Logan Intl

Tue 9/1

2:45 pm-9:40 pm

2 stops9h 55m

$287

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Tue 9/15

10:55 am-12:10 am

2 stops10h 15m

Boston Logan Intl

Tue 9/22

2:45 pm-9:45 pm

2 stops10h 00m

$289

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

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?

Prices are currently low for flights on this route.

Typical prices usually range from $314 to $476.
The lowest price recently found on this route was $275.

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 August instead. Flights to Boston in August, while not as cheap as those in October, still average around $362.

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 $397 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.

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

As of July 2026, prices for San Jose, California to Boston flights are approximately 12% 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 25m

Direct flights

None
The fastest flight from San Jose, California to Boston takes 7h 25m
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 25m.

  • 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
3,026 reviews
Search JetBlue flights
DeltaPriceFrom $161Free CancellationRating
7.8
8,487 reviews
Search Delta flights
American AirlinesPriceFrom $250Free CancellationRating
7.1
11,843 reviews
Search American Airlines flights
United AirlinesPriceFrom $270Free CancellationRating
7.4
10,041 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $273Free CancellationRating
7.9
12,717 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $297Free CancellationRating
8.0
4,230 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
Cambridge
Laconia
Plymouth
South Yarmouth
York Beach
Kennebunkport
Revere
Gloucester
Warwick
South Portland
Middletown
Brockton
Everett
Falmouth
Chatham

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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