$117+ Cheap flights from San Jose, CA 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BOS
Apr 25 — May 26
Round-trip
6 travelers, Economy
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Find cheap flights from San Jose to Boston with Cheapflights
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Cheapest flights from San Jose to BostonExplore 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 March 26, 2026.
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 March 26, 2026.
This Southwest deal was found by Cheapflights users on 3/24. 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 5/51:35 pm
SJC
- BOS
1 stop7h 30m
Southwest
Wed 5/137:20 am
BOS
- SJC
1 stop8h 35m
Southwest
Deal found 3/24![Southwest logo]()
$233
This Southwest deal was found by Cheapflights users on 3/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:35 pm
SJC
- BOS
1 stop7h 30m
Southwest
Sat 4/252:20 pm
BOS
- SJC
1 stop9h 35m
Southwest
Deal found 3/26![Southwest logo]()
$252
This Southwest deal was found by Cheapflights users on 3/23. 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 4/216:15 am
SJC
- BOS
1 stop8h 30m
Southwest
Thu 4/233:45 pm
BOS
- SJC
1 stop10h 15m
Southwest
Deal found 3/23![Southwest logo]()
$256
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1911:00 pm
SJC
- BOS
1 stop7h 06m
Delta
Tue 6/26:10 am
BOS
- SJC
1 stop9h 38m
Delta
Deal found 3/26![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 3/23. 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 4/218:45 am
SJC
- BOS
2 stops12h 14m
United Airlines
Tue 4/282:37 pm
BOS
- SJC
2 stops11h 04m
United Airlines
Deal found 3/23![United Airlines logo]()
$261
This Southwest deal was found by Cheapflights users on 3/23. 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 4/137:40 pm
SJC
- BOS
2 stops9h 35m
Southwest
Wed 4/1510:45 am
BOS
- SJC
1 stop10h 30m
Southwest
Deal found 3/23![Southwest logo]()
$263
This Delta deal was found by Cheapflights users on 3/25. 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 5/165:55 pm
SJC
- BOS
1 stop9h 25m
Delta
Wed 5/274:30 pm
BOS
- SJC
1 stop9h 25m
Delta
Deal found 3/25![Delta logo]()
$264
This Delta deal was found by Cheapflights users on 3/25. 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 5/1911:00 pm
SJC
- BOS
1 stop7h 06m
Delta
Thu 5/285:51 am
BOS
- SJC
1 stop9h 18m
Delta
Deal found 3/25![Delta logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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.
Tue 5/510:24 am
SJC
- BOS
1 stop10h 35m
Alaska Airlines
Wed 5/67:00 am
BOS
- SJC
1 stop9h 50m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$271
Best flights from San Jose to BostonDiscover carefully curated flight deals from San Jose to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 26, 2026.
Discover carefully curated flight deals from San Jose to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 26, 2026.
This Southwest deal was found by Cheapflights users on 3/23. 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 4/219:40 pm
SJC
- BOS
1 stop9h 05m
Southwest
Tue 4/282:25 pm
BOS
- SJC
2 stops10h 50m
Southwest
Deal found 3/23![Southwest logo]()
$238
This Delta deal was found by Cheapflights users on 3/23. 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 4/201:30 pm
SJC
- BOS
1 stop7h 27m
Delta
Wed 5/610:20 am
BOS
- SJC
1 stop8h 48m
Delta
Deal found 3/23![Delta logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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.
Wed 9/167:47 pm
SJC
- BOS
1 stop8h 44m
Alaska Airlines
Thu 9/248:50 am
BOS
- SJC
1 stop8h 49m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 3/24. 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 5/131:13 pm
SJC
- BOS
1 stop7h 41m
Delta
Sat 5/166:10 am
BOS
- SJC
1 stop9h 38m
Delta
Deal found 3/24![Delta logo]()
$318
This Southwest deal was found by Cheapflights users on 3/25. 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 5/196:15 am
SJC
- BOS
1 stop8h 30m
Southwest
Tue 5/262:30 pm
BOS
- SJC
1 stop9h 35m
Southwest
Deal found 3/25![Southwest logo]()
$324
This Delta deal was found by Cheapflights users on 3/25. 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 9/185:05 pm
SJC
- BOS
1 stop9h 58m
Delta
Wed 9/304:20 pm
BOS
- SJC
1 stop9h 21m
Delta
Deal found 3/25![Delta logo]()
$357
This Southwest deal was found by Cheapflights users on 3/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:00 pm
SJC
- BOS
1 stop7h 00m
Southwest
Sun 8/305:55 am
BOS
- SJC
1 stop10h 20m
Southwest
Deal found 3/26![Southwest logo]()
$377
This CheapOair deal was found by Cheapflights users on 3/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1312:59 pm
SJC
- BOS
1 stop13h 45m
Alaska Airlines
Sat 5/166:00 am
BOS
- SJC
1 stop19h 59m
Alaska Airlines
Deal found 3/26![Alaska Airlines logo]()
$417
This Delta deal was found by Cheapflights users on 3/22. 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 6/24:59 pm
SJC
- BOS
1 stop10h 21m
Delta
Tue 6/165:55 am
BOS
- SJC
1 stop9h 10m
Delta
Deal found 3/22![Delta logo]()
$378
This Southwest deal was found by Cheapflights users on 3/23. 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 5/299:45 pm
SJC
- BOS
1 stop7h 20m
Southwest
Sun 5/311:55 pm
BOS
- SJC
1 stop13h 00m
Southwest
Deal found 3/23![Southwest logo]()
$423
This Southwest deal was found by Cheapflights users on 3/22. 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 4/226:15 am
SJC
- BOS
2 stops9h 20m
Southwest
Sun 4/2610:35 am
BOS
- SJC
2 stops15h 20m
Southwest
Deal found 3/22![Southwest logo]()
$450
This Southwest deal was found by Cheapflights users on 3/24. 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.
Sun 6/149:40 pm
SJC
- BOS
1 stop7h 30m
Southwest
Sat 8/155:50 am
BOS
- SJC
1 stop8h 40m
Southwest
Deal found 3/24![Southwest logo]()
$455
Last-minute flights from San Jose to BostonDiscover last-minute flight deals from San Jose to Boston. Data last updated March 26, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to Boston. Data last updated March 26, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 3/23. 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 4/139:45 pm
SJC
- BOS
1 stop7h 30m
Southwest
Wed 4/1510:45 am
BOS
- SJC
1 stop10h 30m
Southwest
Deal found 3/23![Southwest logo]()
$257
This Southwest deal was found by Cheapflights users on 3/22. 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.
Sat 4/189:45 pm
SJC
- BOS
1 stop9h 10m
Southwest
Sat 4/251:50 pm
BOS
- SJC
1 stop9h 05m
Southwest
Deal found 3/22![Southwest logo]()
$271
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/185:50 pm
SJC
- BOS
1 stop9h 10m
Delta
Thu 4/236:54 pm
BOS
- SJC
1 stop7h 48m
Delta
Deal found 3/26![Delta logo]()
$275
This Delta deal was found by Cheapflights users on 3/24. 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 4/2011:00 pm
SJC
- BOS
1 stop7h 49m
Delta
Thu 4/236:54 pm
BOS
- SJC
1 stop7h 48m
Delta
Deal found 3/24![Delta logo]()
$279
This Southwest deal was found by Cheapflights users on 3/23. 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 4/219:40 pm
SJC
- BOS
1 stop9h 05m
Southwest
Tue 4/282:25 pm
BOS
- SJC
1 stop9h 05m
Southwest
Deal found 3/23![Southwest logo]()
$233
This Southwest deal was found by Cheapflights users on 3/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:35 pm
SJC
- BOS
1 stop7h 30m
Southwest
Sat 4/252:20 pm
BOS
- SJC
1 stop9h 35m
Southwest
Deal found 3/26![Southwest logo]()
$252
This Southwest deal was found by Cheapflights users on 3/23. 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 4/216:15 am
SJC
- BOS
1 stop8h 30m
Southwest
Thu 4/233:45 pm
BOS
- SJC
1 stop10h 15m
Southwest
Deal found 3/23![Southwest logo]()
$256
This United Airlines deal was found by Cheapflights users on 3/23. 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 4/218:45 am
SJC
- BOS
2 stops12h 14m
United Airlines
Tue 4/282:37 pm
BOS
- SJC
2 stops11h 04m
United Airlines
Deal found 3/23![United Airlines logo]()
$261
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:45 pm
SJC
- BOS
1 stop8h 30m
Delta
Thu 4/236:54 pm
BOS
- SJC
1 stop7h 48m
Delta
Deal found 3/26![Delta logo]()
$268
One-way flights from San Jose to BostonSearch for one-way flight options from San Jose to Boston. Find affordable one-way fares based on user searches. Data last updated March 26, 2026.
Search for one-way flight options from San Jose to Boston. Find affordable one-way fares based on user searches. Data last updated March 26, 2026.
This Southwest deal was found by Cheapflights users on 3/25. 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 4/219:40 pm
SJC
- BOS
1 stop9h 05m
Southwest
Deal found 3/25![Southwest logo]()
$117
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:01 pm
SJC
- BOS
1 stop10h 04m
Delta
Deal found 3/26![Delta logo]()
$129
This CheapOair deal was found by Cheapflights users on 3/25. 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 5/1212:44 pm
SJC
- BOS
1 stop14h 00m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$134
This CheapOair deal was found by Cheapflights users on 3/25. 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 5/610:24 am
SJC
- BOS
1 stop10h 35m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$136
This United Airlines deal was found by Cheapflights users on 3/23. 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 6/16:37 pm
SJC
- BOS
1 stop8h 21m
United Airlines
Deal found 3/23![United Airlines logo]()
$140
This American Airlines deal was found by Cheapflights users on 3/22. 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.
Sat 5/97:09 pm
SJC
- BOS
2 stops10h 17m
American Airlines
Deal found 3/22![American Airlines logo]()
$141
This Southwest deal was found by Cheapflights users on 3/23. 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 6/17:40 pm
SJC
- BOS
2 stops9h 35m
Southwest
Deal found 3/23![Southwest logo]()
$145
This Southwest deal was found by Cheapflights users on 3/23. 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 4/137:40 pm
SJC
- BOS
2 stops9h 35m
Southwest
Deal found 3/23![Southwest logo]()
$146
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:59 pm
SJC
- BOS
1 stop10h 21m
Delta
Deal found 3/26![Delta logo]()
$163
This CheapOair deal was found by Cheapflights users on 3/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/48:00 am
SJC
- BOS
1 stop12h 59m
Alaska Airlines
Deal found 3/26![Alaska Airlines logo]()
$165
Find 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 March 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $233 (Southwest) |
One-way from | $117 (Southwest) |
Popular in | November |
Cheapest in | March |
Average price | $328 |
Good one-way deal | $289 or less |
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 March 26, 2026.
Use the filters below to find and compare flights from San Jose to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Tue 4/21
9:40 pm-9:45 am
1 stop9h 05m
Boston Logan Intl
Tue 4/28
2:25 pm-10:15 pm
2 stops10h 50m
$238
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Mon 4/20
1:30 pm-11:57 pm
1 stop7h 27m
Boston Logan Intl
Wed 5/6
10:20 am-4:08 pm
1 stop8h 48m
$268
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Wed 5/13
1:13 pm-11:54 pm
1 stop7h 41m
Boston Logan Intl
Sat 5/16
6:10 am-12:48 pm
1 stop9h 38m
$318
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Tue 5/19
6:15 am-5:45 pm
1 stop8h 30m
Boston Logan Intl
Tue 5/26
2:30 pm-9:05 pm
1 stop9h 35m
$324
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Wed 9/16
7:47 pm-7:31 am
1 stop8h 44m
Boston Logan Intl
Thu 9/24
8:50 am-2:39 pm
1 stop8h 49m
$357
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Fri 9/18
5:05 pm-6:03 am
1 stop9h 58m
Boston Logan Intl
Wed 9/30
4:20 pm-10:41 pm
1 stop9h 21m
$357
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Thu 8/20
11:00 pm-9:00 am
1 stop7h 00m
Boston Logan Intl
Sun 8/30
5:55 am-1:15 pm
1 stop10h 20m
$377
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Tue 6/2
4:59 pm-6:20 am
1 stop10h 21m
Boston Logan Intl
Tue 6/16
5:55 am-12:05 pm
1 stop9h 10m
$378
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Wed 5/13
12:59 pm-5:44 am
1 stop13h 45m
Boston Logan Intl
Sat 5/16
6:00 am-10:59 pm
1 stop19h 59m
$417
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Fri 5/29
9:45 pm-8:05 am
1 stop7h 20m
Boston Logan Intl
Sun 5/31
1:55 pm-11:55 pm
1 stop13h 00m
$423
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from San Jose to Boston
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 San Jose to Boston in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on San Jose, California-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Jose, California-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Jose, California-Boston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Jose, California-Boston 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 San Jose, California-Boston 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 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.
SJC-BOS
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, California 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 March 13, 2026.
The best time to book flights from San Jose, California to Boston is 36 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, California to Boston?
Currently, December is the cheapest month in which you can book a flight from San Jose, California to Boston (average of $118). Flying from San Jose, California to Boston in January is currently the most expensive (average of $189). 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.
How much does it cost to fly round-trip from San Jose, California to Boston?
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 March 26, 2026.
Read through reviews of airlines operating flights from San Jose to Boston, such as Southwest,Alaska Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
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.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsMedford
Cambridge
Concord
Hampton Beach
Watertown
Brockton
Seekonk
Seabrook
Cranston
Chelsea
Lincoln
Warwick
Peabody
Waltham
York Beach
Londonderry
Swansea
Old Orchard Beach
Quincy
Lowell
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for San Jose to Boston
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Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 26, 2026.
Complete your trip
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Search flights from San Jose to Boston by cabin class
Find flights from San Jose to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Jose and Boston flights
Browse other San Jose and Boston flight options. Last updated on March 26, 2026.
Other flights from San Jose
Browse through other flights departing from San Jose. Flights are based on user searches made on Cheapflights and were last updated on March 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from San Jose to Boston
Discover the top 6 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 March 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$118 | Average$347 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$161 | Average$335 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$220 | Average$388 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$248 | Average$415 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$263 | Average$370 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$294 | Average$391 | FlexibilityNo cancel fee | On-time63% |