$133+ 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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BOS
Apr 9 — Apr 161
Round-trip
1 adult, Economy
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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 10, 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 10, 2026.
This Alaska Airlines 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 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 3/8![Alaska Airlines logo]()
$271
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.
Tue 5/511:25 am
SJC
- BOS
2 stops9h 40m
Southwest
Sat 5/92:20 pm
BOS
- SJC
1 stop9h 35m
Southwest
Deal found 3/5![Southwest logo]()
$276
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 4/87:40 pm
SJC
- BOS
2 stops9h 25m
Southwest
Wed 4/155:45 am
BOS
- SJC
2 stops15h 30m
Southwest
Deal found 3/5![Southwest logo]()
$287
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:20 am
SJC
- BOS
1 stop10h 15m
Delta
Sat 4/253:00 pm
BOS
- SJC
1 stop9h 45m
Delta
Deal found 3/10![Delta logo]()
$291
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/195:09 pm
SJC
- BOS
1 stop9h 35m
Alaska Airlines
Wed 5/278:05 am
BOS
- SJC
1 stop9h 08m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$294
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 4/277:40 pm
SJC
- BOS
2 stops9h 35m
Southwest
Wed 4/295:35 am
BOS
- SJC
1 stop8h 00m
Southwest
Deal found 3/6![Southwest logo]()
$299
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.
Thu 4/306:15 am
SJC
- BOS
1 stop14h 44m
Alaska Airlines
Mon 5/46:42 pm
BOS
- SJC
1 stop22h 08m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$303
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:45 am
SJC
- BOS
1 stop9h 35m
Delta
Wed 4/224:00 pm
BOS
- SJC
1 stop8h 45m
Delta
Deal found 3/5![Delta logo]()
$305
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.
Wed 5/137:40 pm
SJC
- BOS
2 stops9h 25m
Southwest
Sat 5/162:20 pm
BOS
- SJC
1 stop9h 35m
Southwest
Deal found 3/9![Southwest logo]()
$309
This CheapOair deal was found by Cheapflights users on 3/7. 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 4/86:15 am
SJC
- BOS
1 stop14h 44m
Alaska Airlines
Mon 4/135:40 pm
BOS
- SJC
1 stop19h 18m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$310
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 10, 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 10, 2026.
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 4/87:40 pm
SJC
- BOS
2 stops9h 25m
Southwest
Wed 4/1510:45 am
BOS
- SJC
1 stop10h 30m
Southwest
Deal found 3/5![Southwest logo]()
$276
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 4/710:50 pm
SJC
- BOS
1 stop8h 14m
Delta
Tue 4/1410:20 am
BOS
- SJC
1 stop8h 48m
Delta
Deal found 3/9![Delta logo]()
$294
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.
Tue 4/287:40 pm
SJC
- BOS
2 stops9h 35m
Southwest
Sat 5/25:25 am
BOS
- SJC
2 stops12h 45m
Southwest
Deal found 3/5![Southwest logo]()
$281
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 5/89:45 pm
SJC
- BOS
1 stop7h 20m
Southwest
Wed 5/132:30 pm
BOS
- SJC
1 stop9h 35m
Southwest
Deal found 3/6![Southwest logo]()
$294
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.
Fri 6/510:55 pm
SJC
- BOS
1 stop7h 11m
Delta
Mon 6/85:40 am
BOS
- SJC
1 stop9h 29m
Delta
Deal found 3/6![Delta logo]()
$338
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/111:33 am
SJC
- BOS
1 stop9h 50m
Delta
Wed 7/2210:55 am
BOS
- SJC
1 stop9h 19m
Delta
Deal found 3/5![Delta logo]()
$338
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 5/17:40 pm
SJC
- BOS
2 stops9h 25m
Southwest
Fri 5/83:45 pm
BOS
- SJC
2 stops11h 10m
Southwest
Deal found 3/9![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 3/7. 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 8/141:15 pm
SJC
- BOS
1 stop7h 37m
Delta
Mon 8/176:30 am
BOS
- SJC
1 stop9h 23m
Delta
Deal found 3/7![Delta logo]()
$338
This Delta deal was found by Cheapflights users on 3/7. 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 8/141:15 pm
SJC
- BOS
1 stop7h 37m
Delta
Tue 8/183:10 pm
BOS
- SJC
1 stop10h 31m
Delta
Deal found 3/7![Delta logo]()
$338
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.
Wed 4/221:45 pm
SJC
- BOS
1 stop8h 30m
Delta
Tue 4/286:54 pm
BOS
- SJC
1 stop7h 48m
Delta
Deal found 3/9![Delta logo]()
$345
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 9/27:00 pm
SJC
- BOS
1 stop8h 00m
Southwest
Tue 9/810:50 am
BOS
- SJC
2 stops10h 15m
Southwest
Deal found 3/5![Southwest logo]()
$391
Last-minute flights from San Jose to BostonDiscover last-minute flight deals from San Jose to Boston. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to Boston. Data last updated March 10, 2026 and is based on user searches.
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:15 am
SJC
- BOS
1 stop14h 44m
Alaska Airlines
Wed 4/85:40 pm
BOS
- SJC
1 stop19h 18m
Alaska Airlines
Deal found 3/5![Alaska Airlines logo]()
$311
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:35 pm
SJC
- BOS
1 stop20h 05m
Alaska Airlines
Tue 4/145:40 pm
BOS
- SJC
1 stop19h 18m
Alaska Airlines
Deal found 3/5![Alaska Airlines logo]()
$271
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 4/87:40 pm
SJC
- BOS
2 stops9h 25m
Southwest
Wed 4/1510:45 am
BOS
- SJC
1 stop10h 30m
Southwest
Deal found 3/5![Southwest logo]()
$276
This CheapOair deal was found by Cheapflights users on 3/7. 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 4/86:15 am
SJC
- BOS
1 stop14h 44m
Alaska Airlines
Mon 4/135:40 pm
BOS
- SJC
1 stop19h 18m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$310
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:00 pm
SJC
- BOS
1 stop8h 30m
Delta
Fri 4/243:10 pm
BOS
- SJC
1 stop8h 27m
Delta
Deal found 3/5![Delta logo]()
$294
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:45 am
SJC
- BOS
1 stop9h 35m
Delta
Wed 4/224:00 pm
BOS
- SJC
1 stop8h 45m
Delta
Deal found 3/5![Delta logo]()
$305
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:20 am
SJC
- BOS
1 stop10h 15m
Delta
Sat 4/253:00 pm
BOS
- SJC
1 stop9h 45m
Delta
Deal found 3/10![Delta logo]()
$291
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 4/277:40 pm
SJC
- BOS
2 stops9h 35m
Southwest
Wed 4/295:35 am
BOS
- SJC
1 stop8h 00m
Southwest
Deal found 3/6![Southwest logo]()
$299
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.
Tue 4/287:40 pm
SJC
- BOS
2 stops9h 35m
Southwest
Sat 5/25:25 am
BOS
- SJC
2 stops12h 45m
Southwest
Deal found 3/5![Southwest logo]()
$281
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.
Thu 4/306:15 am
SJC
- BOS
1 stop14h 44m
Alaska Airlines
Mon 5/46:42 pm
BOS
- SJC
1 stop22h 08m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$303
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 10, 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 10, 2026.
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.
Mon 3/308:20 pm
SJC
- BOS
2 stops25h 53m
Frontier
Deal found 3/9![Frontier logo]()
$133
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.
Tue 5/195:09 pm
SJC
- BOS
1 stop9h 35m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$136
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.
Tue 4/711:25 am
SJC
- BOS
2 stops9h 40m
Southwest
Deal found 3/5![Southwest logo]()
$141
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 5/56:20 am
SJC
- BOS
1 stop7h 44m
Delta
Deal found 3/9![Delta logo]()
$146
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:40 pm
SJC
- BOS
2 stops9h 35m
Southwest
Deal found 3/10![Southwest logo]()
$151
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.
Tue 4/76:15 pm
SJC
- BOS
1 stop9h 35m
Delta
Deal found 3/6![Delta logo]()
$152
This CheapOair deal was found by Cheapflights users on 3/7. 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 4/88:00 am
SJC
- BOS
1 stop12h 59m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$157
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 4/86:20 am
SJC
- BOS
1 stop8h 08m
Delta
Deal found 3/6![Delta logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 3/7. 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.
Mon 3/308:20 pm
SJC
- BOS
2 stops40h 08m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$162
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.
Thu 4/97:40 pm
SJC
- BOS
2 stops9h 25m
Southwest
Deal found 3/9![Southwest logo]()
$164
This Delta deal was found by Cheapflights users on 3/7. 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 4/17:15 am
SJC
- BOS
1 stop13h 44m
Delta
Deal found 3/7![Delta logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 3/7. 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.
Mon 4/68:32 pm
SJC
- BOS
2 stops39h 56m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$168
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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $271 (Alaska Airlines) |
One-way from | $133 (Kiwi.com) |
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 10, 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
Wed 4/8
7:40 pm-8:05 am
2 stops9h 25m
Boston Logan Intl
Wed 4/15
10:45 am-6:15 pm
1 stop10h 30m
$276
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Tue 4/28
7:40 pm-8:15 am
2 stops9h 35m
Boston Logan Intl
Sat 5/2
5:25 am-3:10 pm
2 stops12h 45m
$281
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Tue 4/7
10:50 pm-10:04 am
1 stop8h 14m
Boston Logan Intl
Tue 4/14
10:20 am-4:08 pm
1 stop8h 48m
$294
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Fri 5/8
9:45 pm-8:05 am
1 stop7h 20m
Boston Logan Intl
Wed 5/13
2:30 pm-9:05 pm
1 stop9h 35m
$294
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Fri 5/1
7:40 pm-8:05 am
2 stops9h 25m
Boston Logan Intl
Fri 5/8
3:45 pm-11:55 pm
2 stops11h 10m
$327
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Fri 6/5
10:55 pm-9:06 am
1 stop7h 11m
Boston Logan Intl
Mon 6/8
5:40 am-12:09 pm
1 stop9h 29m
$338
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Wed 7/1
11:33 am-12:23 am
1 stop9h 50m
Boston Logan Intl
Wed 7/22
10:55 am-5:14 pm
1 stop9h 19m
$338
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Fri 8/14
1:15 pm-11:52 pm
1 stop7h 37m
Boston Logan Intl
Mon 8/17
6:30 am-12:53 pm
1 stop9h 23m
$338
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Fri 8/14
1:15 pm-11:52 pm
1 stop7h 37m
Boston Logan Intl
Tue 8/18
3:10 pm-10:41 pm
1 stop10h 31m
$338
Quickest round-trip
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Wed 4/22
1:45 pm-1:15 am
1 stop8h 30m
Boston Logan Intl
Tue 4/28
6:54 pm-11:42 pm
1 stop7h 48m
$345
Showing 1-10 of 22 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 6, 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.
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 10, 2026.
Read through reviews of airlines operating flights from San Jose to Boston, such as Alaska Airlines,Southwest, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
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
Seekonk
Brockton
Seabrook
Cranston
Chelsea
Smithfield
Lincoln
Warwick
Peabody
Waltham
York Beach
Londonderry
Swansea
Old Orchard Beach
Quincy
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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 10, 2026.
Complete your trip
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San Jose and Boston flights
Browse other San Jose and Boston flight options. Last updated on March 10, 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 10, 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 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$118 | Average$347 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$161 | Average$334 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$220 | Average$389 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$248 | Average$415 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$263 | Average$366 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$291 | Average$391 | FlexibilityNo cancel fee | On-time63% |