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San Jose

$126+ Cheap flights from Boston to San Jose, CA (BOS - SJC)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SJC
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Boston to San Jose

Cheapest flights from Boston to San Jose
Explore the most affordable flight options available from Boston to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Southwest deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:50 am
BOS
-
SJC
1 stop10h 55m
Southwest
Tue 3/312:10 pm
SJC
-
BOS
1 stop7h 20m
Southwest
Deal found 1/25$251
This Alaska Airlines deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:24 pm
BOS
-
SJC
1 stop17h 58m
Alaska Airlines
Wed 3/256:15 am
SJC
-
BOS
1 stop14h 44m
Alaska Airlines
Deal found 1/24$254
This United Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/243:09 pm
BOS
-
SJC
1 stop8h 56m
United Airlines
Tue 3/38:50 am
SJC
-
BOS
2 stops10h 01m
United Airlines
Deal found 1/25$256
This Delta deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/12:00 pm
BOS
-
SJC
1 stop10h 33m
Delta
Wed 4/86:20 am
SJC
-
BOS
1 stop8h 08m
Delta
Deal found 1/25$257
This Alaska Airlines deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:00 am
BOS
-
SJC
1 stop9h 42m
Alaska Airlines
Mon 3/27:10 pm
SJC
-
BOS
1 stop8h 44m
Alaska Airlines
Deal found 1/24$274
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/91:55 pm
BOS
-
SJC
1 stop11h 58m
Delta
Sun 9/65:00 pm
SJC
-
BOS
1 stop10h 09m
Delta
Deal found 1/26$277
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/192:36 pm
BOS
-
SJC
1 stop9h 54m
American Airlines
Wed 2/256:00 am
SJC
-
BOS
2 stops9h 09m
American Airlines
Deal found 1/26$279
This Alaska Airlines deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/235:44 pm
BOS
-
SJC
1 stop19h 03m
Alaska Airlines
Wed 3/410:16 am
SJC
-
BOS
1 stop10h 43m
Alaska Airlines
Deal found 1/24$282
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/247:00 am
BOS
-
SJC
1 stop9h 40m
United Airlines
Tue 3/2410:55 pm
SJC
-
BOS
2 stops11h 01m
United Airlines
Deal found 1/26$284
This Alaska Airlines deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/189:02 am
BOS
-
SJC
1 stop11h 07m
Alaska Airlines
Wed 2/2510:16 am
SJC
-
BOS
1 stop10h 43m
Alaska Airlines
Deal found 1/24$285
This CheapOair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:24 pm
BOS
-
SJC
1 stop16h 58m
Alaska Airlines
Wed 3/116:03 pm
SJC
-
BOS
1 stop9h 51m
Alaska Airlines
Deal found 1/25$288

Find flight deals from Boston to San Jose

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to San Jose (SJC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$251
(Alaska Airlines)

One-way from

$126
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$337
Provider with most accurate pricing for Boston Logan Intl-San Jose flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-San Jose flights.
Search Deals
From Boston Logan Intl to San Jose
Search Deals
One-way flight from Boston Logan Intl to San Jose
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to San Jose 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, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Boston to San Jose that are best for you.

Fly from

Boston

Fly to

San Jose

Route

Depart

Return

Price

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Wed 3/4

6:24 pm-9:22 am

1 stop17h 58m

San Jose

Wed 3/25

6:15 am-11:59 pm

1 stop14h 44m

$254

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Wed 4/1

2:00 pm-9:33 pm

1 stop10h 33m

San Jose

Wed 4/8

6:20 am-5:28 pm

1 stop8h 08m

$257

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Fri 3/13

7:10 am-2:56 pm

1 stop10h 46m

San Jose

Tue 3/17

1:25 pm-1:13 am

1 stop8h 48m

$277

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Wed 4/1

10:17 am-9:08 pm

2 stops13h 51m

San Jose

Wed 4/8

8:45 am-8:13 pm

1 stop8h 28m

$291

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Thu 3/12

7:10 am-2:56 pm

1 stop10h 46m

San Jose

Mon 3/16

10:50 pm-10:04 am

1 stop8h 14m

$297

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Wed 3/11

7:10 am-2:56 pm

1 stop10h 46m

San Jose

Sat 3/14

6:15 pm-6:49 am

1 stop9h 34m

$298

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Sun 3/1

7:15 am-1:37 pm

1 stop9h 22m

San Jose

Wed 3/4

1:57 pm-1:09 am

1 stop8h 12m

$298

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Wed 2/11

6:50 am-2:45 pm

1 stop10h 55m

San Jose

Wed 2/18

12:10 pm-10:30 pm

1 stop7h 20m

$307

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Sat 2/28

5:15 am-10:55 am

1 stop8h 40m

San Jose

Sun 3/1

1:20 pm-12:10 am

1 stop7h 50m

$312

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Thu 3/12

7:10 am-2:56 pm

1 stop10h 46m

San Jose

Sat 3/14

6:15 pm-6:49 am

1 stop9h 34m

$318

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 20 results
1
2

Compare providers for flights from Boston to San Jose

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to San Jose in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-San Jose, California flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-San Jose, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-San Jose, California flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-San Jose, California flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-San Jose, California flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to San Jose

Have a flexible travel schedule? Discover the best time to fly to San Jose from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to San Jose

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to San Jose. Price data was last updated on January 23, 2026.

The best time to book flights from Boston to San Jose, California is 86 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boston to San Jose, California?

Currently, March is the cheapest month in which you can book a flight from Boston to San Jose, California (average of $101). Flying from Boston to San Jose, California in July is currently the most expensive (average of $188). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing San Jose

Get insights into the airlines that provide service to San Jose. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Jose. Reviews last updated January 26, 2026.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Boston to San Jose. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,792 reviews

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,792 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,268 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,111 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,199 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,189 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Boston to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Boston to San Jose, California?

    Airlines like Alaska Airlines, Delta, and United Airlines fly from Boston to San Jose, California in about 10h 33m. The time it takes to get you to your destination can typically vary by up to 7h 25m. The distance between Boston and San Jose, California is about 2680 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Boston to San Jose, California round-trip?

    Cheapflights users have booked flights from Boston to San Jose, California round-trip from $177. Other airlines that can offer you cheap pricing are Delta, from $195, and American Airlines, from $216. You may be able to fly from Boston to San Jose, California for 52% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Boston to San Jose, California one-way?

    The cheapest airlines for a one-way flight from Boston to San Jose, California are JetBlue ($98), Hawaiian Airlines ($108), and American Airlines ($108).

  • Can I find deals for flights from Boston to San Jose that include hotel bookings?

    Yes. In addition to deals on Boston to San Jose flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to San Jose?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to San Jose.

  • Can I find deals for business class flights from Boston to San Jose?

    Yes. Cheapflights offers flight deals from Boston to San Jose by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to San Jose, California?

    Currently, March is the cheapest month in which you can book a flight from Boston to San Jose, California (average of $101). Flying from Boston to San Jose, California in July is currently the most expensive (average of $188). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 6 airlines flying from Boston to San Jose

Discover the top 6 airlines that operate flights from Boston to San Jose. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$177Average$336FlexibilityNo cancel feeOn-time75%
DeltaCheapest$195Average$348FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$216Average$326FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$224Average$371FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$227Average$317FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$242Average$417FlexibilityNo cancel feeOn-time63%

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