$136+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SJC
Apr 9 — Apr 161
Round-trip
1 adult, Economy
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Find cheap flights from Boston to San Jose with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Boston Logan Intl to San Jose are usually found in August or July, booked 33 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from Boston to San Jose
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to San JoseExplore 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 March 10, 2026.
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 March 10, 2026.
This CheapOair deal was found by Cheapflights users on 3/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:40 pm
BOS
- SJC
1 stop18h 05m
Alaska Airlines
Sat 5/165:09 pm
SJC
- BOS
1 stop9h 35m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$291
This CheapOair deal was found by Cheapflights users on 3/6. 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 4/255:56 pm
BOS
- SJC
1 stop18h 48m
Alaska Airlines
Mon 4/279:42 pm
SJC
- BOS
1 stop23h 17m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 3/6. 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 4/16:44 pm
BOS
- SJC
1 stop8h 14m
Delta
Mon 4/136:32 pm
SJC
- BOS
1 stop9h 23m
Delta
Deal found 3/6![Delta logo]()
$310
This CheapOair deal was found by Cheapflights users on 3/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/25:56 pm
BOS
- SJC
1 stop18h 48m
Alaska Airlines
Sat 5/99:42 pm
SJC
- BOS
1 stop14h 51m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$311
This Delta deal was found by Cheapflights users on 3/6. 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 4/27:10 am
BOS
- SJC
1 stop18h 08m
Delta
Mon 4/136:32 pm
SJC
- BOS
1 stop9h 23m
Delta
Deal found 3/6![Delta logo]()
$313
This Southwest deal was found by Cheapflights users on 3/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/105:30 am
BOS
- SJC
1 stop9h 50m
Southwest
Tue 4/219:40 pm
SJC
- BOS
1 stop9h 05m
Southwest
Deal found 3/9![Southwest logo]()
$314
This Delta deal was found by Cheapflights users on 3/6. 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.
Mon 4/276:10 am
BOS
- SJC
1 stop10h 08m
Delta
Wed 5/1311:45 am
SJC
- BOS
1 stop9h 57m
Delta
Deal found 3/6![Delta logo]()
$315
This Delta deal was found by Cheapflights users on 3/9. 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 5/285:51 am
BOS
- SJC
1 stop9h 18m
Delta
Mon 7/2010:56 pm
SJC
- BOS
1 stop7h 04m
Delta
Deal found 3/9![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 3/6. 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 4/252:00 pm
BOS
- SJC
1 stop10h 45m
Delta
Mon 5/1111:45 am
SJC
- BOS
1 stop9h 57m
Delta
Deal found 3/6![Delta logo]()
$321
This Southwest deal was found by Cheapflights users on 3/6. 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.
Fri 4/33:10 pm
BOS
- SJC
1 stop10h 30m
Southwest
Wed 4/87:40 pm
SJC
- BOS
2 stops9h 25m
Southwest
Deal found 3/6![Southwest logo]()
$322
Best flights from Boston to San JoseDiscover carefully curated flight deals from Boston to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
Discover carefully curated flight deals from Boston to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
This Southwest deal was found by Cheapflights users on 3/8. 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.
Fri 4/245:05 pm
BOS
- SJC
1 stop8h 20m
Southwest
Mon 4/279:45 pm
SJC
- BOS
1 stop9h 00m
Southwest
Deal found 3/8![Southwest logo]()
$317
This Delta deal was found by Cheapflights users on 3/9. 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 3/197:10 am
BOS
- SJC
1 stop10h 47m
Delta
Tue 3/241:25 pm
SJC
- BOS
1 stop8h 48m
Delta
Deal found 3/9![Delta logo]()
$413
This United Airlines deal was found by Cheapflights users on 3/5. 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.
Fri 5/89:15 am
BOS
- SJC
1 stop11h 08m
United Airlines
Mon 5/116:19 pm
SJC
- BOS
2 stops12h 59m
United Airlines
Deal found 3/5![United Airlines logo]()
$422
This Southwest deal was found by Cheapflights users on 3/5. 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.
Fri 4/105:30 am
BOS
- SJC
1 stop9h 50m
Southwest
Wed 4/226:15 am
SJC
- BOS
1 stop8h 30m
Southwest
Deal found 3/5![Southwest logo]()
$355
This Southwest deal was found by Cheapflights users on 3/6. 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.
Thu 4/211:50 am
BOS
- SJC
1 stop13h 50m
Southwest
Sun 4/510:55 pm
SJC
- BOS
1 stop9h 15m
Southwest
Deal found 3/6![Southwest logo]()
$360
This Delta deal was found by Cheapflights users on 3/9. 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.
Fri 3/1312:45 pm
BOS
- SJC
1 stop11h 48m
Delta
Sun 3/1510:55 pm
SJC
- BOS
1 stop9h 33m
Delta
Deal found 3/9![Delta logo]()
$439
This Southwest deal was found by Cheapflights users on 3/6. 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 3/163:10 pm
BOS
- SJC
1 stop10h 30m
Southwest
Mon 3/2310:55 pm
SJC
- BOS
1 stop9h 25m
Southwest
Deal found 3/6![Southwest logo]()
$393
This Southwest deal was found by Cheapflights users on 3/8. 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.
Thu 3/195:00 am
BOS
- SJC
2 stops10h 45m
Southwest
Tue 3/247:30 pm
SJC
- BOS
2 stops9h 35m
Southwest
Deal found 3/8![Southwest logo]()
$403
This Southwest deal was found by Cheapflights users on 3/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/37:15 am
BOS
- SJC
2 stops10h 50m
Southwest
Tue 4/77:40 pm
SJC
- BOS
2 stops9h 35m
Southwest
Deal found 3/9![Southwest logo]()
$414
Last-minute flights from Boston to San JoseDiscover last-minute flight deals from Boston to San Jose. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to San Jose. Data last updated March 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/6. 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 4/16:44 pm
BOS
- SJC
1 stop8h 14m
Delta
Mon 4/136:32 pm
SJC
- BOS
1 stop9h 23m
Delta
Deal found 3/6![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 3/6. 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 4/27:10 am
BOS
- SJC
1 stop18h 08m
Delta
Mon 4/136:32 pm
SJC
- BOS
1 stop9h 23m
Delta
Deal found 3/6![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 3/9. 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.
Fri 4/311:55 am
BOS
- SJC
1 stop11h 29m
Delta
Mon 4/610:50 pm
SJC
- BOS
1 stop8h 14m
Delta
Deal found 3/9![Delta logo]()
$317
This Southwest deal was found by Cheapflights users on 3/6. 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.
Fri 4/33:10 pm
BOS
- SJC
1 stop10h 30m
Southwest
Wed 4/87:40 pm
SJC
- BOS
2 stops9h 25m
Southwest
Deal found 3/6![Southwest logo]()
$322
This Southwest deal was found by Cheapflights users on 3/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/711:40 am
BOS
- SJC
2 stops9h 40m
Southwest
Tue 4/1411:25 am
SJC
- BOS
2 stops9h 40m
Southwest
Deal found 3/9![Southwest logo]()
$324
This Southwest deal was found by Cheapflights users on 3/8. 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.
Wed 4/811:40 am
BOS
- SJC
2 stops9h 40m
Southwest
Fri 4/107:40 pm
SJC
- BOS
2 stops9h 25m
Southwest
Deal found 3/8![Southwest logo]()
$327
This Southwest deal was found by Cheapflights users on 3/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/105:30 am
BOS
- SJC
1 stop9h 50m
Southwest
Tue 4/219:40 pm
SJC
- BOS
1 stop9h 05m
Southwest
Deal found 3/9![Southwest logo]()
$314
This CheapOair deal was found by Cheapflights users on 3/6. 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 4/255:56 pm
BOS
- SJC
1 stop18h 48m
Alaska Airlines
Mon 4/279:42 pm
SJC
- BOS
1 stop23h 17m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 3/6. 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 4/252:00 pm
BOS
- SJC
1 stop10h 45m
Delta
Mon 5/1111:45 am
SJC
- BOS
1 stop9h 57m
Delta
Deal found 3/6![Delta logo]()
$321
This Delta deal was found by Cheapflights users on 3/6. 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.
Mon 4/276:10 am
BOS
- SJC
1 stop10h 08m
Delta
Wed 5/1311:45 am
SJC
- BOS
1 stop9h 57m
Delta
Deal found 3/6![Delta logo]()
$315
One-way flights from Boston to San JoseSearch for one-way flight options from Boston to San Jose. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
Search for one-way flight options from Boston to San Jose. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
This Delta deal was found by Cheapflights users on 3/6. 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 4/296:10 am
BOS
- SJC
1 stop10h 08m
Delta
Deal found 3/6![Delta logo]()
$136
This WhyPayMore deal was found by Cheapflights users on 3/5. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:05 am
BOS
- SJC
1 stop9h 08m
Alaska Airlines
Deal found 3/5![Alaska Airlines logo]()
$139
This Southwest deal was found by Cheapflights users on 3/6. 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 4/142:25 pm
BOS
- SJC
2 stops10h 30m
Southwest
Deal found 3/6![Southwest logo]()
$141
This CheapOair deal was found by Cheapflights users on 3/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:00 am
BOS
- SJC
1 stop9h 50m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$146
This Southwest deal was found by Cheapflights users on 3/8. 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.
Wed 4/225:45 am
BOS
- SJC
2 stops15h 30m
Southwest
Deal found 3/8![Southwest logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/244:23 pm
BOS
- SJC
2 stops52h 44m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2512:09 pm
BOS
- SJC
2 stops32h 58m
Frontier
Deal found 3/5![Frontier logo]()
$153
This Delta deal was found by Cheapflights users on 3/9. 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.
Tue 6/23:55 pm
BOS
- SJC
1 stop9h 39m
Delta
Deal found 3/9![Delta logo]()
$159
This Southwest deal was found by Cheapflights users on 3/5. 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 4/11:20 pm
BOS
- SJC
2 stops12h 50m
Southwest
Deal found 3/5![Southwest logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/314:23 pm
BOS
- SJC
2 stops53h 39m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$167
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 March 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $307 (CheapOair) |
One-way from | $136 (Delta) |
Popular in | February |
Cheapest in | August |
Average price | $399 |
Good round-trip deal | $1,003 or less |
Good one-way deal | $338 or less |
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 March 10, 2026.
Use the filters below to find and compare flights from Boston to San Jose that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Fri 4/24
5:05 pm-10:25 pm
1 stop8h 20m
San Jose
Mon 4/27
9:45 pm-9:45 am
1 stop9h 00m
$317
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Fri 4/10
5:30 am-12:20 pm
1 stop9h 50m
San Jose
Wed 4/22
6:15 am-5:45 pm
1 stop8h 30m
$355
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Thu 4/2
11:50 am-10:40 pm
1 stop13h 50m
San Jose
Sun 4/5
10:55 pm-11:10 am
1 stop9h 15m
$360
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Mon 3/16
3:10 pm-10:40 pm
1 stop10h 30m
San Jose
Mon 3/23
10:55 pm-11:20 am
1 stop9h 25m
$393
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Thu 3/19
5:00 am-12:45 pm
2 stops10h 45m
San Jose
Tue 3/24
7:30 pm-8:05 am
2 stops9h 35m
$403
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Thu 3/19
7:10 am-2:57 pm
1 stop10h 47m
San Jose
Tue 3/24
1:25 pm-1:13 am
1 stop8h 48m
$413
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Fri 4/3
7:15 am-3:05 pm
2 stops10h 50m
San Jose
Tue 4/7
7:40 pm-8:15 am
2 stops9h 35m
$414
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Fri 5/8
9:15 am-5:23 pm
1 stop11h 08m
San Jose
Mon 5/11
6:19 pm-10:18 am
2 stops12h 59m
$422
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Fri 3/13
12:45 pm-9:33 pm
1 stop11h 48m
San Jose
Sun 3/15
10:55 pm-11:28 am
1 stop9h 33m
$439
Cheapest one-way
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Wed 4/15
11:40 am-6:20 pm
2 stops9h 40m
$141
Showing 1-10 of 20 resultsSorted by cheapest first
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 March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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 FlightHub the most. FlightHub 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.
BOS-SJC
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 March 6, 2026.
The best time to book flights from Boston to San Jose, California is 33 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, November is the cheapest month in which you can book a flight from Boston to San Jose, California (average of $149). Flying from Boston to San Jose, California in January is currently the most expensive (average of $197). 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 March 10, 2026.
Read reviews from past customers who have flown Alaska Airlines,Southwest, andDelta 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.
Food
7.1
Crew
8.5
Entertainment
7.0
Overall
8.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Food
7.1
Crew
8.5
Entertainment
7.0
Overall
8.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Food
7.1
Crew
8.5
Entertainment
7.0
Overall
8.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Food
7.1
Crew
8.5
Entertainment
7.0
Overall
8.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Food
7.1
Crew
8.5
Entertainment
7.0
Overall
8.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Food
7.1
Crew
8.5
Entertainment
7.0
Overall
8.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
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.
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Boston and San Jose flights
Browse other Boston and San Jose flight options. Last updated on March 10, 2026.
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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 March 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$177 | Average$342 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$186 | Average$366 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$217 | Average$386 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$224 | Average$376 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$227 | Average$317 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$246 | Average$425 | FlexibilityNo cancel fee | On-time63% |