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San Jose

$108+ 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SJC
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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 December 12, 2025.

This Delta deal was found by Cheapflights users on 12/9. 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 12/137:15 amBOS - SJC
1 stop11h 39mDelta
Tue 1/62:06 pmSJC - BOS
1 stop7h 58mDelta
Deal found 12/9$315
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Mon 12/153:16 pmBOS - SJC
1 stop9h 11mUnited Airlines
Thu 12/1810:30 pmSJC - BOS
1 stop9h 37mUnited Airlines
Deal found 12/10$373
This Southwest deal was found by Cheapflights users on 12/8. 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 12/96:45 amBOS - SJC
2 stops10h 30mSouthwest
Tue 12/167:30 pmSJC - BOS
2 stops9h 45mSouthwest
Deal found 12/8$383
This Alaska Airlines deal was found by Cheapflights users on 12/10. 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.
Sat 12/134:40 pmBOS - SJC
1 stop9h 19mAlaska Airlines
Tue 1/610:24 amSJC - BOS
1 stop10h 59mAlaska Airlines
Deal found 12/10$385
This Delta deal was found by Cheapflights users on 12/9. 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.
Thu 12/187:45 amBOS - SJC
1 stop10h 18mDelta
Mon 1/55:04 pmSJC - BOS
1 stop10h 01mDelta
Deal found 12/9$396
This Delta deal was found by Cheapflights users on 12/9. 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.
Thu 12/187:45 amBOS - SJC
1 stop10h 18mDelta
Thu 12/259:05 amSJC - BOS
1 stop8h 59mDelta
Deal found 12/9$419
This KAYAK deal was found by Cheapflights users on 12/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/144:40 pmBOS - SJC
1 stop9h 19mAlaska Airlines
Tue 1/610:24 amSJC - BOS
1 stop10h 59mAlaska Airlines
Deal found 12/8$422
This Delta deal was found by Cheapflights users on 12/9. 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.
Thu 12/187:45 amBOS - SJC
1 stop10h 18mDelta
Wed 12/3112:31 pmSJC - BOS
1 stop8h 23mDelta
Deal found 12/9$426
This Delta deal was found by Cheapflights users on 12/9. 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.
Thu 12/187:45 amBOS - SJC
1 stop10h 18mDelta
Tue 1/610:45 pmSJC - BOS
2 stops13h 37mDelta
Deal found 12/9$442

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$216
(Alaska Airlines)

One-way from

$108
(Alaska Airlines)

Popular in

December

Cheapest in

July

Average price

$495

Good round-trip deal

$277 or less
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. 7% potential increase in price ($31 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 December 2025
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to San Jose.
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 December 12, 2025.
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 1/7

6:50 am-2:45 pm

1 stop10h 55m

San Jose

Mon 1/12

12:10 pm-10:30 pm

1 stop7h 20m

$217

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Sat 1/10

7:15 am-1:39 pm

1 stop9h 24m

San Jose

Tue 1/13

6:25 pm-6:50 am

1 stop9h 25m

$217

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Thu 1/8

6:50 am-2:45 pm

1 stop10h 55m

San Jose

Fri 1/9

12:10 pm-10:30 pm

1 stop7h 20m

$217

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Thu 1/15

5:20 am-1:45 pm

2 stops11h 25m

San Jose

Sat 1/17

12:35 pm-10:55 pm

1 stop7h 20m

$222

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Sat 1/10

7:15 am-1:39 pm

1 stop9h 24m

San Jose

Wed 1/14

1:20 pm-11:56 pm

1 stop7h 36m

$237

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Thu 1/8

7:15 am-1:30 pm

1 stop9h 15m

San Jose

Wed 1/14

5:05 pm-6:14 am

1 stop10h 09m

$237

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Tue 2/3

4:20 pm-10:35 pm

1 stop9h 15m

San Jose

Wed 2/4

11:00 am-11:54 pm

1 stop9h 54m

$250

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Fri 1/16

5:20 am-10:55 am

1 stop8h 35m

San Jose

Thu 1/22

12:10 pm-10:30 pm

1 stop7h 20m

$257

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Sun 1/18

6:50 am-2:45 pm

1 stop10h 55m

San Jose

Sun 1/25

6:30 am-9:50 pm

1 stop12h 20m

$262

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Sat 2/7

7:15 am-1:34 pm

1 stop9h 19m

San Jose

Sun 2/8

6:25 pm-6:50 am

1 stop9h 25m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 21 results
1
2
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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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boston-San Jose, California flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 December 5, 2025.

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 $103). Flying from Boston to San Jose, California in May is currently the most expensive (average of $179). 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.

What is the cheapest time of day to fly from BOS to SJC?

Find hourly flight availability from Boston to San Jose. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

One of the essential ways to save on airfare from Boston to San Jose, California is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 56% on airfare.

What is the cheapest day to fly from Boston to San Jose, California?

Use this chart to determine the cheapest time to fly round-trip from Boston to San Jose. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to San Jose, California flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 12, 2025.
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
11,432 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,432 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Southwest
7.9
Good
4,253 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
8,008 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
9,095 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,050 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

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 Southwest and Delta fly from Boston to San Jose, California in about 9h 24m. The time it takes to get you to your destination can typically vary by up to 1h 31m. 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 $127. Other airlines that can offer you cheap pricing are Delta, from $186, and Alaska Airlines, from $191. You may be able to fly from Boston to San Jose, California for 64% 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).

  • What are the cheapest flights from Boston to San Jose, California?

    While on average a flight from Boston to San Jose, California is generally $322, our data shows the cheapest flight currently is $277. When looking at the most popular route, (Boston Logan Intl - San Jose), you can expect to pay $217 for that flight.

  • 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 $103). Flying from Boston to San Jose, California in May is currently the most expensive (average of $179). 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$127Average$317FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$197Average$329FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$217Average$326FlexibilityNo cancel feeOn-time71%
DeltaCheapest$238Average$346FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$242Average$384FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$246Average$436FlexibilityNo cancel feeOn-time63%

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