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Cheap flights from Boston to San Jose from $149

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 8/18. 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 Boston to San Jose

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
12:10 pm - 7:25 pm
BOS
-
SJC
10h 15m
2 stops
Southwest Logo
11:00 pm - 9:00 am
SJC
-
BOS
7h 00m
1 stop
$234Southwest
Sat, Aug 29 - Wed, Sep 9
Southwest Logo
8:40 am - 4:15 pm
BOS
-
SJC
10h 35m
1 stop
Southwest Logo
11:00 pm - 9:55 am
SJC
-
BOS
7h 55m
1 stop
$241Southwest
Thu, Aug 13 - Mon, Aug 17
Southwest Logo
3:20 pm - 11:00 pm
BOS
-
SJC
10h 40m
1 stop
Southwest Logo
8:40 am - 10:10 pm
SJC
-
BOS
10h 30m
1 stop
$245Southwest
Wed, Aug 12 - Tue, Aug 18
Southwest Logo
5:40 am - 12:20 pm
BOS
-
SJC
9h 40m
2 stops
Southwest Logo
1:30 pm - 12:25 am
SJC
-
BOS
7h 55m
1 stop
$247Southwest
Mon, Aug 24 - Mon, Aug 24
Southwest Logo
8:40 am - 6:15 pm
BOS
-
SJC
12h 35m
2 stops
Southwest Logo
8:00 am - 9:25 pm
SJC
-
BOS
10h 25m
2 stops
$248Southwest
Sat, Aug 29 - Tue, Sep 1
Southwest Logo
5:50 am - 11:30 am
BOS
-
SJC
8h 40m
1 stop
Southwest Logo
6:05 pm - 6:00 am
SJC
-
BOS
8h 55m
1 stop
$256Southwest
Sat, Sep 26 - Sat, Sep 26
Delta Logo
5:51 am - 12:09 pm
BOS
-
SJC
9h 18m
1 stop
Delta Logo
12:46 pm - 1:17 am
SJC
-
BOS
9h 31m
1 stop
$257Delta
Wed, Aug 19 - Tue, Sep 15
Southwest Logo
10:30 am - 7:05 pm
BOS
-
SJC
11h 35m
2 stops
Southwest Logo
8:15 pm - 9:00 am
SJC
-
BOS
9h 45m
2 stops
$259Southwest
Thu, Aug 27 - Wed, Sep 2
Southwest Logo
5:35 am - 1:55 pm
BOS
-
SJC
11h 20m
2 stops
Southwest Logo
7:20 am - 6:35 pm
SJC
-
BOS
8h 15m
1 stop
$264Southwest
Wed, Nov 11 - Sat, Nov 14
Southwest Logo
4:45 pm - 11:30 pm
BOS
-
SJC
9h 45m
1 stop
Southwest Logo
11:30 am - 12:25 am
SJC
-
BOS
9h 55m
1 stop
$265Southwest
Thu, Jul 30 - Wed, Aug 5

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Alaska Airlines flights from Boston to San Jose, California

Our best Alaska Airlines deals on Boston to San Jose, California flight tickets
Alaska Airlines
Jul 21
BOS4:54 pmBoston Logan Intl
9h 27m
1 stop
SJC11:21 pmSan Jose
Jul 28
SJC5:02 pmSan Jose
9h 38m
1 stop
BOS5:40 amBoston Logan Intl
$289
Alaska Airlines
Sep 16
BOS8:00 amBoston Logan Intl
8h 30m
1 stop
SJC1:30 pmSan Jose
Sep 23
SJC6:46 pmSan Jose
8h 23m
1 stop
BOS6:09 amBoston Logan Intl
$290
Alaska Airlines
Sep 17
BOS10:03 amBoston Logan Intl
11h 42m
1 stop
SJC6:45 pmSan Jose
Sep 20
SJC9:39 amSan Jose
17h 30m
1 stop
BOS6:09 amBoston Logan Intl
$305

Southwest flights from Boston to San Jose, California

Our best Southwest deals on Boston to San Jose, California flight tickets
Southwest
Aug 29
BOS12:10 pmBoston Logan Intl
10h 15m
2 stops
SJC7:25 pmSan Jose
Sep 9
SJC11:00 pmSan Jose
7h 00m
1 stop
BOS9:00 amBoston Logan Intl
$234
Southwest
Aug 13
BOS8:40 amBoston Logan Intl
10h 35m
1 stop
SJC4:15 pmSan Jose
Aug 17
SJC11:00 pmSan Jose
7h 55m
1 stop
BOS9:55 amBoston Logan Intl
$241
Southwest
Aug 12
BOS3:20 pmBoston Logan Intl
10h 40m
1 stop
SJC11:00 pmSan Jose
Aug 18
SJC8:40 amSan Jose
10h 30m
1 stop
BOS10:10 pmBoston Logan Intl
$245

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 June 10, 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

Cheapest round-trip
Quickest round-trip

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Sat 8/29

12:10 pm-7:25 pm

2 stops10h 15m

San Jose

Wed 9/9

11:00 pm-9:00 am

1 stop7h 00m

$234

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Thu 8/13

8:40 am-4:15 pm

1 stop10h 35m

San Jose

Mon 8/17

11:00 pm-9:55 am

1 stop7h 55m

$241

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Wed 8/12

3:20 pm-11:00 pm

1 stop10h 40m

San Jose

Tue 8/18

8:40 am-10:10 pm

1 stop10h 30m

$245

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Mon 8/24

5:40 am-12:20 pm

2 stops9h 40m

San Jose

Mon 8/24

1:30 pm-12:25 am

1 stop7h 55m

$247

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Sat 8/29

8:40 am-6:15 pm

2 stops12h 35m

San Jose

Tue 9/1

8:00 am-9:25 pm

2 stops10h 25m

$248

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Sat 9/26

5:50 am-11:30 am

1 stop8h 40m

San Jose

Sat 9/26

6:05 pm-6:00 am

1 stop8h 55m

$256

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Wed 8/19

5:51 am-12:09 pm

1 stop9h 18m

San Jose

Tue 9/15

12:46 pm-1:17 am

1 stop9h 31m

$257

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Thu 8/27

10:30 am-7:05 pm

2 stops11h 35m

San Jose

Wed 9/2

8:15 pm-9:00 am

2 stops9h 45m

$259

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Wed 11/11

5:35 am-1:55 pm

2 stops11h 20m

San Jose

Sat 11/14

7:20 am-6:35 pm

1 stop8h 15m

$264

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Thu 7/30

4:45 pm-11:30 pm

1 stop9h 45m

San Jose

Wed 8/5

11:30 am-12:25 am

1 stop9h 55m

$265

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

What is the cheapest month to fly to San Jose, California?

The month of September is, on average, the cheapest month to fly to San Jose, California from Boston, with most prices found around $319. If you are unable to visit San Jose, California during the month of September, then departing from Boston during the month August is also very affordable. Most momondo users find prices during this month for around $331.

What is the cheapest day to depart on your flight to San Jose, California?

On average, the least expensive day to fly to San Jose, California from Boston is on a Friday. momondo users have found tickets for Friday departures for as low as $967. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Boston to San Jose, California for around $1,247.

What is the cheapest time of day to depart on your flight to San Jose, California?

The cheapest time of day to fly to San Jose, California is in the afternoon when flights can be purchased for as low as $322. At noon is when there is more demand to fly to San Jose, California, so prices are often more expensive at around $1,183 per ticket.

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

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

How far in advance should I book a flight from Boston 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 $418 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 $284 on momondo.

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

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

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

As of June 2026, prices for Boston to San Jose, California flights are approximately 14% cheaper 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

Best Price Found

$338

Fastest flight time

7h 52m

Direct flights

None
The best one-way flight to San Jose, California from Boston in the past 72 hours is $338. The best round-trip flight deal from Boston to San Jose, California found on momondo in the last 72 hours is $1,003.
The fastest flight from Boston to San Jose, California takes 7h 52m
There are no direct flights from Boston to San Jose, California. There are no popular flight routes from Boston to San Jose, California.
Search flight deals

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

  • 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 7h 52m, 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 $159Free CancellationRating
7.9
12,481 reviews
Search Alaska Airlines flights
DeltaPriceFrom $171Free CancellationRating
7.9
8,393 reviews
Search Delta flights
JetBluePriceFrom $218Free CancellationRating
7.1
2,980 reviews
Search JetBlue flights
United AirlinesPriceFrom $242Free CancellationRating
7.4
9,801 reviews
Search United Airlines flights
SouthwestPriceFrom $250Free CancellationRating
7.9
4,237 reviews
Search Southwest flights
American AirlinesPriceFrom $250Free CancellationRating
7.1
11,640 reviews
Search American Airlines 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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