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San Jose

$109+ Cheap flights from Boston to San Jose (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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SJC
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to San Jose are usually found in January or September, booked 86 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap 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 julio 29, 2025.

Round-trip from

$250
(Alaska Airlines)

One-way from

$109
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$324

Good round-trip deal

$277 or less
From Boston Logan Intl to San Jose
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One-way flight from Boston Logan Intl to San Jose
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Highest demand for flights based on searches. 5% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Boston Logan Intl to San Jose.
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Find 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 julio 29, 2025.

This Southwest deal was found by Cheapflights users on 7/29. 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.
sáb. 8/238:00 amBOS - SJC
1 stop13h 00mSouthwest
sáb. 8/308:55 pmSJC - BOS
1 stop12h 35mSouthwest
Deal found 7/29$245
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/247:20 amBOS - SJC
1 stop10h 01mHawaiian Airlines
mar. 9/3012:52 pmSJC - BOS
1 stop8h 35mHawaiian Airlines
Deal found 7/29$250
This American Airlines deal was found by Cheapflights users on 7/28. 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.
mié. 10/2910:36 amBOS - SJC
1 stop9h 16mAmerican Airlines
sáb. 11/18:00 amSJC - BOS
1 stop10h 00mAmerican Airlines
Deal found 7/28$251
This United Airlines deal was found by Cheapflights users on 7/28. 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.
mié. 9/2411:00 amBOS - SJC
2 stops13h 17mUnited Airlines
mar. 9/306:30 amSJC - BOS
1 stop8h 21mUnited Airlines
Deal found 7/28$256
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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.
sáb. 8/237:45 amBOS - SJC
1 stop15h 44mAlaska Airlines
lun. 8/2510:20 amSJC - BOS
1 stop17h 05mAlaska Airlines
Deal found 7/28$263
This Mytrip deal was found by Cheapflights users on 7/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/206:05 amBOS - SJC
3 stops19h 25mSpirit Airlines
dom. 8/2412:39 pmSJC - BOS
2 stops19h 39mSpirit Airlines
Deal found 7/26$288
This Delta deal was found by Cheapflights users on 7/29. 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.
mié. 8/133:25 pmBOS - SJC
1 stop10h 25mDelta
mar. 8/2612:30 pmSJC - BOS
1 stop9h 50mDelta
Deal found 7/29$300

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 julio 29, 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

mié. 8/27

7:45 am-8:29 pm

1 stop15h 44m

San Jose

mié. 9/3

6:37 am-5:55 pm

1 stop8h 18m

$250

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

mar. 8/19

7:05 am-2:35 pm

1 stop10h 30m

San Jose

sáb. 8/23

8:55 pm-9:45 am

1 stop9h 50m

$251

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

mié. 9/24

11:00 am-9:17 pm

2 stops13h 17m

San Jose

mar. 9/30

6:30 am-5:51 pm

1 stop8h 21m

$256

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

dom. 8/24

5:55 am-12:12 pm

1 stop9h 17m

San Jose

dom. 8/31

8:00 am-8:40 pm

1 stop9h 40m

$259

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

jue. 9/25

5:08 pm-10:38 pm

1 stop8h 30m

San Jose

lun. 9/29

12:52 pm-12:27 am

1 stop8h 35m

$276

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

jue. 8/21

5:40 am-12:21 pm

1 stop9h 41m

San Jose

lun. 8/25

12:30 pm-1:23 am

1 stop9h 53m

$277

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

mié. 8/20

6:05 am-10:30 pm

3 stops19h 25m

San Jose

dom. 8/24

12:39 pm-11:18 am

2 stops19h 39m

$288

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

sáb. 8/30

5:55 am-12:19 pm

1 stop9h 24m

$109

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

sáb. 8/30

1:00 pm-10:40 pm

2 stops12h 40m

$114

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

mié. 9/10

7:20 am-2:21 pm

1 stop10h 01m

$125

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 14 results
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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?

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 July 25, 2025.

The price you pay for your flight from Boston to San Jose may vary depending on when you book. For the best chance of a lower fare, look to book 86 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from Boston to San Jose (average of $253). Flying from Boston to San Jose in June is currently the most expensive (average of $359). 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 julio 29, 2025.

One of the essential ways to save on airfare from Boston to San Jose is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 60% on airfare.

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

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 flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday at noon 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 julio 29, 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
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,899 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    Cheapflights users have booked flights from Boston to San Jose round-trip from $250. Other airlines that can offer you cheap pricing are Southwest, from $251, and United Airlines, from $256. Alaska Airlines is 29% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airlines for a one-way flight from Boston to San Jose are American Airlines ($109), United Airlines ($114), and Hawaiian Airlines ($125).

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

    While on average a flight from Boston to San Jose 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 $250 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?

    Currently, September is the cheapest month in which you can book a flight from Boston to San Jose (average of $253). Flying from Boston to San Jose in June is currently the most expensive (average of $359). 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 7 airlines flying from Boston to San Jose

Discover the top 7 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 julio 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$127Average$372FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$164Average$232FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$223Average$324FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$228Average$430FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$233Average$383FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$246Average$335FlexibilityNo cancel feeOn-time75%
DeltaCheapest$256Average$328FlexibilityNo cancel feeOn-timeN/A

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