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$139+ Cheap flights from San Jose to Boston (SJC - BOS)

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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BOS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from San Jose to Boston Logan Intl are usually found in November or January, booked 83 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from San Jose to Boston

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Boston (BOS). 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 12, 2025.

Round-trip from

$276
(Mytrip)

One-way from

$139
(American Airlines)

Popular in

July

Cheapest in

November

Average price

$408

Good round-trip deal

$127 or less
From San Jose to Boston Logan Intl
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One-way flight from San Jose to Boston Logan Intl
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Highest demand for flights based on searches. 12% potential increase in price ($49 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 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 San Jose to Boston Logan Intl.
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Find flight deals from San Jose to Boston

Cheapest flights from San Jose to Boston
Explore the most affordable flight options available from San Jose to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/276:00 amSJC - BOS
2 stops30h 37mSpirit Airlines
Mon 6/309:46 amBOS - SJC
1 stop29h 40mSpirit Airlines
Deal found 6/10$276
This Delta deal was found by Cheapflights users on 6/11. 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 7/165:55 pmSJC - BOS
1 stop9h 45mDelta
Thu 8/75:30 amBOS - SJC
1 stop10h 09mDelta
Deal found 6/11$277
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/257:25 amSJC - BOS
2 stops12h 10mSouthwest
Sat 8/306:15 amBOS - SJC
1 stop10h 15mSouthwest
Deal found 6/10$279
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 9/1810:20 amSJC - BOS
1 stop17h 05mAlaska Airlines
Tue 9/238:23 pmBOS - SJC
2 stops17h 00mAlaska Airlines
Deal found 6/10$295
This American Airlines deal was found by Cheapflights users on 6/11. 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 8/217:17 pmSJC - BOS
1 stop7h 56mAmerican Airlines
Tue 8/261:10 pmBOS - SJC
1 stop8h 17mAmerican Airlines
Deal found 6/11$309
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/16:30 amSJC - BOS
2 stops26h 31mMultiple Airlines
Sat 8/28:48 pmBOS - SJC
2 stops18h 17mMultiple Airlines
Deal found 6/10$324
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 8/198:45 amSJC - BOS
2 stops12h 12mUnited Airlines
Tue 8/267:30 amBOS - SJC
1 stop9h 04mUnited Airlines
Deal found 6/10$356

Cheapflights Fare Finder

Customize your flight search to find flights from San Jose to Boston 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 12, 2025.
Use the filters below to find and compare flights from San Jose to Boston that are best for you.

Fly from

San Jose

Fly to

Boston

Route

Depart

Return

Price

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Fri 6/27

6:00 am-3:37 pm

2 stops30h 37m

Boston Logan Intl

Mon 6/30

9:46 am-12:26 pm

1 stop29h 40m

$276

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Wed 7/16

5:55 pm-6:40 am

1 stop9h 45m

Boston Logan Intl

Thu 8/7

5:30 am-12:39 pm

1 stop10h 09m

$277

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Mon 8/25

7:25 am-10:35 pm

2 stops12h 10m

Boston Logan Intl

Sat 8/30

6:15 am-1:30 pm

1 stop10h 15m

$279

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Thu 8/21

7:17 pm-6:13 am

1 stop7h 56m

Boston Logan Intl

Tue 8/26

1:10 pm-6:27 pm

1 stop8h 17m

$309

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Thu 8/7

7:47 pm-7:30 am

1 stop8h 43m

Boston Logan Intl

Mon 8/25

7:45 am-2:13 pm

1 stop9h 28m

$320

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Fri 8/1

6:30 am-12:01 pm

2 stops26h 31m

Boston Logan Intl

Sat 8/2

8:48 pm-12:05 pm

2 stops18h 17m

$324

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Tue 8/19

8:45 am-11:57 pm

2 stops12h 12m

Boston Logan Intl

Tue 8/26

7:30 am-1:34 pm

1 stop9h 04m

$356

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Sun 7/20

7:09 pm-5:41 am

1 stop7h 32m

$139

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Wed 7/23

4:22 pm-7:53 pm

2 stops24h 31m

$144

San JoseBoston

SJC - BOS

SJCBOS

San Jose

Mon 6/30

6:24 pm-6:01 am

1 stop8h 37m

$159

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 14 results
1
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Best time to book a flight from San Jose to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from San Jose 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 San Jose to Boston

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

Use this chart to determine the optimal time to book a round-trip flight from San Jose to Boston. Price data was last updated on June 9, 2025.

The best time to book flights from San Jose to Boston is 83 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 San Jose to Boston?

Currently, January is the cheapest month in which you can book a flight from San Jose to Boston (average of $218). Flying from San Jose to Boston in June is currently the most expensive (average of $306). 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 SJC to BOS?

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

When flying from San Jose to Boston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 22% versus a flight in the evening.

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

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

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

Rainfall in Boston by month

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

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

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

If weather is an important factor for your trip to Boston, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated June 12, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from San Jose to Boston. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

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

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

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 San Jose to Boston. 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 San Jose to Boston round-trip?

    Currently priced at $276, Spirit Airlines will fly you from San Jose to Boston and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Southwest - these airlines can fly you to your destination from $277 and $279, respectively. Spirit Airlines is currently priced 22% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $139. Spirit Airlines flights start at $144 while deals on United Airlines start at $159 one-way.

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

    On average you can expect to pay $127 for a flight from San Jose to Boston. The cheapest flight overall is $127 while the most popular route, (San Jose - Boston Logan Intl) is currently priced at $217.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Jose to Boston 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 San Jose to Boston?

    Currently, January is the cheapest month in which you can book a flight from San Jose to Boston (average of $218). Flying from San Jose to Boston in June is currently the most expensive (average of $306). 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

Traveling to a place near San Jose?

Book flights to San Jose if you plan to visit one of these locations
Cambridge
Medford
Watertown
Warwick
Waltham
Framingham
Seabrook
Cranston
Randolph
Chestnut Hill
Lowell
Chelsea
Marlborough
Brockton
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Swansea

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Top 7 airlines flying from San Jose to Boston

Discover the top 7 airlines that operate flights from San Jose to Boston. 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$137Average$265FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$207Average$445FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$234Average$373FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$248Average$368FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$248Average$362FlexibilityNo cancel feeOn-time69%
DeltaCheapest$255Average$332FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$276Average$412FlexibilityNo cancel feeOn-time63%

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