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Cheap flights from Boston to San Jose from $126

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to San Jose departing on 2/25. 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
0 bags

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Find the cheapest flights from Boston to San Jose

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
4:36 pm - 10:54 am
BOS
-
SJC
21h 18m
1 stop
Alaska Airlines Logo
6:10 pm - 3:36 pm
SJC
-
BOS
18h 26m
1 stop
$251Alaska Airlines
Wed, Feb 25 - Tue, Mar 3
Alaska Airlines Logo
9:02 am - 5:09 pm
BOS
-
SJC
11h 07m
1 stop
Alaska Airlines Logo
4:59 pm - 6:54 am
SJC
-
BOS
10h 55m
1 stop
$254Alaska Airlines
Tue, Mar 3 - Wed, Mar 11
Southwest Logo
6:50 am - 2:15 pm
BOS
-
SJC
10h 25m
2 stops
Southwest Logo
6:30 am - 4:50 pm
SJC
-
BOS
7h 20m
1 stop
$256Southwest
Tue, Feb 24 - Tue, Mar 3
Delta Logo
6:15 am - 12:31 pm
BOS
-
SJC
9h 16m
1 stop
Delta Logo
1:25 pm - 1:13 am
SJC
-
BOS
8h 48m
1 stop
$257Delta
Wed, Apr 1 - Tue, Apr 7
United Airlines Logo
11:51 am - 9:05 pm
BOS
-
SJC
12h 14m
2 stops
United Airlines Logo
8:50 am - 9:51 pm
SJC
-
BOS
10h 01m
2 stops
$262United Airlines
Tue, Feb 24 - Tue, Mar 3
Alaska Airlines Logo
9:02 am - 5:09 pm
BOS
-
SJC
11h 07m
1 stop
Alaska Airlines Logo
4:59 pm - 6:54 am
SJC
-
BOS
10h 55m
1 stop
$274Alaska Airlines
Tue, Mar 3 - Mon, Mar 9
Alaska Airlines Logo
6:24 pm - 10:28 am
BOS
-
SJC
19h 04m
1 stop
Alaska Airlines Logo
4:59 pm - 6:54 am
SJC
-
BOS
10h 55m
1 stop
$277Alaska Airlines
Mon, Mar 9 - Wed, Mar 11
United Airlines Logo
9:20 am - 9:07 pm
BOS
-
SJC
14h 47m
2 stops
United Airlines Logo
6:19 pm - 6:04 am
SJC
-
BOS
8h 45m
1 stop
$282United Airlines
Tue, Apr 28 - Sun, May 3
Southwest Logo
6:50 am - 2:15 pm
BOS
-
SJC
10h 25m
2 stops
Southwest Logo
9:00 am - 10:05 pm
SJC
-
BOS
10h 05m
2 stops
$284Southwest
Tue, Feb 24 - Tue, Mar 3
Alaska Airlines Logo
7:00 am - 1:42 pm
BOS
-
SJC
9h 42m
1 stop
Alaska Airlines Logo
12:45 pm - 6:54 am
SJC
-
BOS
15h 09m
2 stops
$287Alaska Airlines
Tue, Feb 24 - Wed, Mar 4

Alaska Airlines flights from Boston to San Jose, California

Our best Alaska Airlines deals on Boston to San Jose, California flight tickets
Alaska Airlines
Feb 25
BOS4:36 pmBoston Logan Intl
21h 18m
1 stop
SJC10:54 amSan Jose
Mar 3
SJC6:10 pmSan Jose
18h 26m
1 stop
BOS3:36 pmBoston Logan Intl
$251
Alaska Airlines
Mar 3
BOS9:02 amBoston Logan Intl
11h 07m
1 stop
SJC5:09 pmSan Jose
Mar 11
SJC4:59 pmSan Jose
10h 55m
1 stop
BOS6:54 amBoston Logan Intl
$254
Alaska Airlines
Mar 3
BOS9:02 amBoston Logan Intl
11h 07m
1 stop
SJC5:09 pmSan Jose
Mar 9
SJC4:59 pmSan Jose
10h 55m
1 stop
BOS6:54 amBoston Logan Intl
$274

American Airlines flights from Boston to San Jose, California

Our best American Airlines deals on Boston to San Jose, California flight tickets
American Airlines
Feb 10
BOS9:45 amBoston Logan Intl
11h 49m
2 stops
SJC6:34 pmSan Jose
Mar 3
SJC6:00 amSan Jose
10h 04m
2 stops
BOS7:04 pmBoston Logan Intl
$307
American Airlines
Feb 10
BOS9:51 amBoston Logan Intl
11h 43m
2 stops
SJC6:34 pmSan Jose
Mar 3
SJC6:00 amSan Jose
10h 04m
2 stops
BOS7:04 pmBoston Logan Intl
$322
American Airlines
Feb 2
BOS6:00 amBoston Logan Intl
9h 10m
1 stop
SJC12:10 pmSan Jose
Feb 19
SJC6:00 amSan Jose
9h 09m
2 stops
BOS6:09 pmBoston Logan Intl
$340

momondo Fare Finder

 
Customize your flight search to find flights from Boston to San Jose, California 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 January 29, 2026.
Use the filters below to find and compare flights from Boston to San Jose, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Wed 2/25

4:36 pm-10:54 am

1 stop21h 18m

San Jose

Tue 3/3

6:10 pm-3:36 pm

1 stop18h 26m

$251

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Tue 3/3

9:02 am-5:09 pm

1 stop11h 07m

San Jose

Wed 3/11

4:59 pm-6:54 am

1 stop10h 55m

$254

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Tue 2/24

6:50 am-2:15 pm

2 stops10h 25m

San Jose

Tue 3/3

6:30 am-4:50 pm

1 stop7h 20m

$256

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Wed 4/1

6:15 am-12:31 pm

1 stop9h 16m

San Jose

Tue 4/7

1:25 pm-1:13 am

1 stop8h 48m

$257

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Tue 2/24

11:51 am-9:05 pm

2 stops12h 14m

San Jose

Tue 3/3

8:50 am-9:51 pm

2 stops10h 01m

$262

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Tue 3/3

9:02 am-5:09 pm

1 stop11h 07m

San Jose

Mon 3/9

4:59 pm-6:54 am

1 stop10h 55m

$274

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Mon 3/9

6:24 pm-10:28 am

1 stop19h 04m

San Jose

Wed 3/11

4:59 pm-6:54 am

1 stop10h 55m

$277

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Tue 4/28

9:20 am-9:07 pm

2 stops14h 47m

San Jose

Sun 5/3

6:19 pm-6:04 am

1 stop8h 45m

$282

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Tue 2/24

6:50 am-2:15 pm

2 stops10h 25m

San Jose

Tue 3/3

9:00 am-10:05 pm

2 stops10h 05m

$284

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Tue 2/24

7:00 am-1:42 pm

1 stop9h 42m

San Jose

Wed 3/4

12:45 pm-6:54 am

2 stops15h 09m

$287

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 San Jose from

How to get the cheapest flight ticket from Boston to San Jose, California

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 San Jose, California?

The month of August is, on average, the cheapest month to fly to San Jose, California from Boston, with most prices found around $317. If you are unable to visit San Jose, California during the month of August, then departing from Boston during the month July is also very affordable. Most momondo users find prices during this month for around $322.

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

You are more likely to see cheaper flights to San Jose, California from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose, California for around $368 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Jose, California from Boston for as low as $276 on momondo.

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

As of January 2026, prices for Boston to San Jose, California flights are approximately 5% more expensive when compared to flights at the same time last year.

When to book flights from Boston to San Jose, California

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

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

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

Fastest flight time

6h 10m

Direct flights

Fri, Sat and Sun

Airports in San Jose, California

1 airport
The fastest flight from Boston to San Jose, California takes 6h 10m
Direct flights go from Boston to San Jose, California on Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport in San Jose, California. From Boston there are direct flights to San Jose (SJC).
Search flight deals

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

    Boston Logan Intl and San Jose are 2676.3 mi apart from one another. Flights usually cover this in 6h 10m, depending on flying conditions and air traffic around both airports.

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

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

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

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

  • What documentation or ID do you need to fly to San Jose Airport?

    The necessary travel and health documents for your San Jose 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 Boston to San Jose, California?

  • What is the most popular airline from Boston to San Jose, California?

Best airlines flying from Boston to San Jose, California

Compare and see reviews for airlines that fly from Boston to San Jose, California with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $177Free CancellationRating
8.0
11,808 reviews
Search Alaska Airlines flights
DeltaPriceFrom $195Free CancellationRating
7.9
8,127 reviews
Search Delta flights
American AirlinesPriceFrom $216Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights
United AirlinesPriceFrom $224Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
JetBluePriceFrom $227Free CancellationRating
7.2
2,891 reviews
Search JetBlue flights
SouthwestPriceFrom $242Free CancellationRating
8.0
4,267 reviews
Search Southwest flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Jose from Boston.

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

momondo does allow users to show only those flights to San Jose from Boston which offer a flexible booking policy as well as other useful filters and features.

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

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 Boston to San Jose.

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

Price alerts on flights to San Jose from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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