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$130+ 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SJC
Jun 21 — Jun 281
Sat 6/21
Sat 6/28
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 Tuesday

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 June 16, 2025.

Round-trip from

$261
(United Airlines)

One-way from

$130
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$398

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. 3% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 16, 2025.

This United Airlines deal was found by Cheapflights users on 6/16. 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.
Sat 9/62:40 pmBOS - SJC
2 stops11h 00mUnited Airlines
Sat 9/138:45 amSJC - BOS
2 stops12h 12mUnited Airlines
Deal found 6/16$261
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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.
Fri 9/55:08 pmBOS - SJC
1 stop8h 30mAlaska Airlines
Wed 9/1012:52 pmSJC - BOS
1 stop8h 31mAlaska Airlines
Deal found 6/16$263
This American Airlines deal was found by Cheapflights users on 6/14. 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.
Wed 9/102:36 pmBOS - SJC
1 stop9h 32mAmerican Airlines
Sun 9/146:00 amSJC - BOS
1 stop11h 05mAmerican Airlines
Deal found 6/14$264
This Southwest deal was found by Cheapflights users on 6/13. 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.
Wed 6/251:50 pmBOS - SJC
1 stop11h 15mSouthwest
Mon 6/308:55 pmSJC - BOS
1 stop9h 55mSouthwest
Deal found 6/13$270
This Mytrip deal was found by Cheapflights users on 6/14. 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.
Thu 7/106:00 amBOS - SJC
2 stops20h 54mSpirit Airlines
Mon 7/144:22 pmSJC - BOS
2 stops13h 15mSpirit Airlines
Deal found 6/14$272
This Hawaiian Airlines deal was found by Cheapflights users on 6/16. 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.
Fri 8/158:40 amBOS - SJC
1 stop8h 57mHawaiian Airlines
Sun 8/177:47 pmSJC - BOS
1 stop8h 43mHawaiian Airlines
Deal found 6/16$276
This Delta deal was found by Cheapflights users on 6/16. 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 8/65:35 amBOS - SJC
1 stop8h 25mDelta
Mon 8/1110:58 pmSJC - BOS
1 stop8h 50mDelta
Deal found 6/16$282
This Orbitz deal was found by Cheapflights users on 6/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/84:44 pmBOS - SJC
2 stops20h 52mMultiple Airlines
Wed 7/167:47 pmSJC - BOS
1 stop8h 43mMultiple Airlines
Deal found 6/14$292

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 June 16, 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

Sat 9/6

2:40 pm-10:40 pm

2 stops11h 00m

San Jose

Sat 9/13

8:45 am-11:57 pm

2 stops12h 12m

$261

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Fri 9/5

5:08 pm-10:38 pm

1 stop8h 30m

San Jose

Tue 9/16

12:52 pm-12:23 am

1 stop8h 31m

$263

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Wed 9/10

2:36 pm-9:08 pm

1 stop9h 32m

San Jose

Sun 9/14

6:00 am-8:05 pm

1 stop11h 05m

$264

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Thu 7/10

6:00 am-11:54 pm

2 stops20h 54m

San Jose

Mon 7/14

4:22 pm-8:37 am

2 stops13h 15m

$272

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Fri 8/15

8:40 am-2:37 pm

1 stop8h 57m

San Jose

Sun 8/17

7:47 pm-7:30 am

1 stop8h 43m

$276

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Sun 9/21

5:40 am-12:16 pm

1 stop9h 36m

San Jose

Tue 9/30

5:00 pm-6:09 am

1 stop10h 09m

$282

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Fri 7/11

5:15 am-5:15 pm

2 stops15h 00m

San Jose

Tue 7/15

11:15 am-12:15 am

1 stop10h 00m

$288

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Tue 7/8

4:44 pm-10:36 am

2 stops20h 52m

San Jose

Wed 7/16

7:47 pm-7:30 am

1 stop8h 43m

$292

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Sat 7/12

6:00 am-11:54 pm

2 stops20h 54m

$130

BostonSan Jose

BOS - SJC

BOSSJC

Boston Logan Intl

Wed 8/20

6:10 am-1:34 pm

2 stops10h 24m

$131

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 15 results
1
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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 June 13, 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 $255). Flying from Boston to San Jose in June is currently the most expensive (average of $344). 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 June 16, 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 61% 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.

Rainfall in San Jose by month

Plan your trip to San Jose by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Jose ranges from 0.0 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. July is typically the driest time to visit San Jose when rainfall is around 0.0 in.

Temperature in San Jose by month

Plan your trip to San Jose by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Jose, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

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 June 16, 2025.
To help decide which airline to fly from Boston to San Jose, see what other customers have to say about Alaska Airlines, Southwest and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

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

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

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
4,278 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

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
7,963 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

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
2,501 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

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
8,801 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

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 $261. Other airlines that can offer you cheap pricing are Alaska Airlines, from $263, and American Airlines, from $264. United Airlines is 27% 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 Spirit Airlines ($130), United Airlines ($131), and Hawaiian Airlines ($138).

  • 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 $237 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 $255). Flying from Boston to San Jose in June is currently the most expensive (average of $344). 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 June 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$164Average$230FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$220Average$408FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$228Average$434FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$231Average$339FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$236Average$384FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$246Average$365FlexibilityNo cancel feeOn-time75%
DeltaCheapest$256Average$333FlexibilityNo cancel feeOn-timeN/A

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