$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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BOS
May 17 — May 241
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 April 17, 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 April 17, 2026.
This Delta deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:59 pm
SJC
- BOS
1 stop10h 21m
Delta
Mon 6/16:15 am
BOS
- SJC
1 stop10h 54m
Delta
Deal found 4/13![Delta logo]()
$265
This American Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:00 am
SJC
- BOS
1 stop10h 04m
American Airlines
Sat 5/166:13 am
BOS
- SJC
1 stop8h 53m
American Airlines
Deal found 4/14![American Airlines logo]()
$266
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/95:40 pm
SJC
- BOS
1 stop10h 55m
Delta
Wed 5/1310:16 am
BOS
- SJC
1 stop11h 46m
Delta
Deal found 4/16![Delta logo]()
$268
This American Airlines deal was found by Cheapflights users on 4/12. 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.
Fri 5/297:24 pm
SJC
- BOS
2 stops10h 17m
American Airlines
Tue 6/24:06 pm
BOS
- SJC
1 stop10h 07m
American Airlines
Deal found 4/12![American Airlines logo]()
$270
This Delta deal was found by Cheapflights users on 4/17. 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 9/2311:33 am
SJC
- BOS
1 stop9h 50m
Delta
Mon 9/286:30 am
BOS
- SJC
1 stop9h 23m
Delta
Deal found 4/17![Delta logo]()
$275
This Alaska Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:09 pm
SJC
- BOS
1 stop9h 35m
Alaska Airlines
Tue 6/28:05 am
BOS
- SJC
1 stop9h 08m
Alaska Airlines
Deal found 4/16![Alaska Airlines logo]()
$285
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:20 am
SJC
- BOS
1 stop7h 50m
Delta
Mon 5/114:30 pm
BOS
- SJC
1 stop8h 44m
Delta
Deal found 4/16![Delta logo]()
$288
This Delta deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:45 pm
SJC
- BOS
1 stop9h 21m
Delta
Sun 8/306:00 am
BOS
- SJC
1 stop9h 26m
Delta
Deal found 4/13![Delta logo]()
$292
This United Airlines deal was found by Cheapflights users on 4/12. 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 8/106:37 pm
SJC
- BOS
2 stops10h 34m
United Airlines
Thu 8/276:00 am
BOS
- SJC
1 stop8h 25m
United Airlines
Deal found 4/12![United Airlines logo]()
$293
This American Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/912:46 pm
SJC
- BOS
1 stop8h 38m
American Airlines
Sat 5/166:13 am
BOS
- SJC
1 stop8h 53m
American Airlines
Deal found 4/14![American Airlines logo]()
$294
This CheapOair deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:15 am
SJC
- BOS
1 stop14h 44m
Alaska Airlines
Tue 5/125:56 pm
BOS
- SJC
1 stop18h 49m
Alaska Airlines
Deal found 4/14![Alaska Airlines logo]()
$295
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 April 17, 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 April 17, 2026.
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/24:59 pm
SJC
- BOS
1 stop10h 21m
Delta
Tue 6/95:30 am
BOS
- SJC
1 stop9h 06m
Delta
Deal found 4/16![Delta logo]()
$265
This Southwest deal was found by Cheapflights users on 4/12. 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 5/910:55 pm
SJC
- BOS
1 stop9h 00m
Southwest
Fri 5/155:15 am
BOS
- SJC
1 stop7h 45m
Southwest
Deal found 4/12![Southwest logo]()
$342
This Alaska Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:09 pm
SJC
- BOS
1 stop9h 35m
Alaska Airlines
Sat 5/306:00 am
BOS
- SJC
2 stops19h 59m
Alaska Airlines
Deal found 4/13![Alaska Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 4/15. 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 8/251:00 pm
SJC
- BOS
1 stop7h 42m
United Airlines
Wed 8/265:45 am
BOS
- SJC
2 stops14h 45m
United Airlines
Deal found 4/15![United Airlines logo]()
$380
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/231:15 pm
SJC
- BOS
1 stop7h 37m
Delta
Mon 9/286:30 am
BOS
- SJC
1 stop9h 23m
Delta
Deal found 4/16![Delta logo]()
$275
This Southwest deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/307:40 pm
SJC
- BOS
2 stops9h 30m
Southwest
Tue 8/410:50 am
BOS
- SJC
1 stop10h 30m
Southwest
Deal found 4/16![Southwest logo]()
$370
This Delta deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:35 am
SJC
- BOS
1 stop9h 57m
Delta
Mon 8/106:30 am
BOS
- SJC
1 stop9h 23m
Delta
Deal found 4/12![Delta logo]()
$342
This Southwest deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:40 pm
SJC
- BOS
1 stop9h 20m
Southwest
Wed 5/202:25 pm
BOS
- SJC
2 stops10h 50m
Southwest
Deal found 4/14![Southwest logo]()
$374
This Southwest deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:00 am
SJC
- BOS
2 stops10h 00m
Southwest
Wed 10/211:35 pm
BOS
- SJC
2 stops10h 45m
Southwest
Deal found 4/16![Southwest logo]()
$376
This Southwest deal was found by Cheapflights users on 4/12. 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 5/157:40 pm
SJC
- BOS
2 stops9h 25m
Southwest
Sat 8/85:50 am
BOS
- SJC
1 stop8h 40m
Southwest
Deal found 4/12![Southwest logo]()
$384
This Southwest deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:55 pm
SJC
- BOS
2 stops9h 35m
Southwest
Sat 5/165:25 am
BOS
- SJC
2 stops12h 45m
Southwest
Deal found 4/14![Southwest logo]()
$385
This Southwest deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/52:35 pm
SJC
- BOS
1 stop7h 25m
Southwest
Sat 6/139:00 pm
BOS
- SJC
2 stops16h 30m
Southwest
Deal found 4/14![Southwest logo]()
$390
Last-minute flights from San Jose to BostonDiscover last-minute flight deals from San Jose to Boston. Data last updated April 17, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to Boston. Data last updated April 17, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:15 am
SJC
- BOS
1 stop14h 44m
Alaska Airlines
Tue 5/125:56 pm
BOS
- SJC
1 stop18h 49m
Alaska Airlines
Deal found 4/14![Alaska Airlines logo]()
$295
This Delta deal was found by Cheapflights users on 4/15. 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 5/64:50 pm
SJC
- BOS
1 stop10h 10m
Delta
Sun 5/106:10 am
BOS
- SJC
1 stop9h 38m
Delta
Deal found 4/15![Delta logo]()
$302
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/95:40 pm
SJC
- BOS
1 stop10h 55m
Delta
Wed 5/1310:16 am
BOS
- SJC
1 stop11h 46m
Delta
Deal found 4/16![Delta logo]()
$268
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:20 am
SJC
- BOS
1 stop7h 50m
Delta
Mon 5/114:30 pm
BOS
- SJC
1 stop8h 44m
Delta
Deal found 4/16![Delta logo]()
$288
This American Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/912:46 pm
SJC
- BOS
1 stop8h 38m
American Airlines
Sat 5/166:13 am
BOS
- SJC
1 stop8h 53m
American Airlines
Deal found 4/14![American Airlines logo]()
$294
This American Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:00 am
SJC
- BOS
1 stop10h 04m
American Airlines
Sat 5/166:13 am
BOS
- SJC
1 stop8h 53m
American Airlines
Deal found 4/14![American Airlines logo]()
$266
This Alaska Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:09 pm
SJC
- BOS
1 stop9h 35m
Alaska Airlines
Tue 6/28:05 am
BOS
- SJC
1 stop9h 08m
Alaska Airlines
Deal found 4/16![Alaska Airlines logo]()
$285
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:20 am
SJC
- BOS
1 stop9h 55m
Delta
Mon 6/16:15 am
BOS
- SJC
1 stop10h 54m
Delta
Deal found 4/14![Delta logo]()
$292
This Delta deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:59 pm
SJC
- BOS
1 stop10h 21m
Delta
Mon 6/16:15 am
BOS
- SJC
1 stop10h 54m
Delta
Deal found 4/13![Delta logo]()
$265
This American Airlines deal was found by Cheapflights users on 4/12. 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.
Fri 5/297:24 pm
SJC
- BOS
2 stops10h 17m
American Airlines
Tue 6/24:06 pm
BOS
- SJC
1 stop10h 07m
American Airlines
Deal found 4/12![American Airlines logo]()
$270
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 April 17, 2026.
Search for one-way flight options from San Jose to Boston. Find affordable one-way fares based on user searches. Data last updated April 17, 2026.
This Delta deal was found by Cheapflights users on 4/17. 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 5/197:00 pm
SJC
- BOS
1 stop8h 20m
Delta
Deal found 4/17![Delta logo]()
$133
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/95:40 pm
SJC
- BOS
1 stop10h 55m
Delta
Deal found 4/16![Delta logo]()
$136
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:30 pm
SJC
- BOS
2 stops11h 16m
United Airlines
Deal found 4/16![United Airlines logo]()
$138
This American Airlines deal was found by Cheapflights users on 4/15. 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 4/15![American Airlines logo]()
$141
This Alaska Airlines deal was found by Cheapflights users on 4/17. 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.
Mon 5/185:09 pm
SJC
- BOS
1 stop9h 35m
Alaska Airlines
Deal found 4/17![Alaska Airlines logo]()
$143
This CheapOair deal was found by Cheapflights users on 4/15. 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.
Sun 5/177:06 am
SJC
- BOS
1 stop19h 38m
Alaska Airlines
Deal found 4/15![Alaska Airlines logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 4/15. 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.
Sun 5/1012:57 pm
SJC
- BOS
2 stops33h 27m
Frontier
Deal found 4/15![Frontier logo]()
$152
This Alaska Airlines deal was found by Cheapflights users on 4/17. 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.
Mon 5/117:43 pm
SJC
- BOS
1 stop8h 29m
Alaska Airlines
Deal found 4/17![Alaska Airlines logo]()
$153
This American Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:00 am
SJC
- BOS
1 stop7h 58m
American Airlines
Deal found 4/14![American Airlines logo]()
$157
This CheapOair deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/89:42 pm
SJC
- BOS
1 stop14h 51m
Alaska Airlines
Deal found 4/14![Alaska Airlines logo]()
$158
This American Airlines deal was found by Cheapflights users on 4/15. 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 5/712:46 pm
SJC
- BOS
1 stop8h 38m
American Airlines
Deal found 4/15![American Airlines logo]()
$159
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1512:40 pm
SJC
- BOS
1 stop9h 40m
Delta
Deal found 4/14![Delta logo]()
$160
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 April 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $265 (Delta) |
One-way from | $133 (United Airlines) |
Popular in | April |
Cheapest in | October |
Average price | $436 |
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 April 17, 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 6/2
4:59 pm-6:20 am
1 stop10h 21m
Boston Logan Intl
Tue 6/9
5:30 am-11:36 am
1 stop9h 06m
$265
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Wed 9/23
1:15 pm-11:52 pm
1 stop7h 37m
Boston Logan Intl
Mon 9/28
6:30 am-12:53 pm
1 stop9h 23m
$275
Quickest round-trip
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Sat 5/9
10:55 pm-10:55 am
1 stop9h 00m
Boston Logan Intl
Fri 5/15
5:15 am-10:00 am
1 stop7h 45m
$342
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Wed 8/5
6:35 am-7:32 pm
1 stop9h 57m
Boston Logan Intl
Mon 8/10
6:30 am-12:53 pm
1 stop9h 23m
$342
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Wed 5/27
5:09 pm-5:44 am
1 stop9h 35m
Boston Logan Intl
Sat 5/30
6:00 am-10:59 pm
2 stops19h 59m
$369
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Thu 7/30
7:40 pm-8:10 am
2 stops9h 30m
Boston Logan Intl
Tue 8/4
10:50 am-6:20 pm
1 stop10h 30m
$370
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Wed 5/13
9:40 pm-10:00 am
1 stop9h 20m
Boston Logan Intl
Wed 5/20
2:25 pm-10:15 pm
2 stops10h 50m
$374
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Wed 10/14
6:00 am-7:00 pm
2 stops10h 00m
Boston Logan Intl
Wed 10/21
1:35 pm-9:20 pm
2 stops10h 45m
$376
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Tue 8/25
1:00 pm-11:42 pm
1 stop7h 42m
Boston Logan Intl
Wed 8/26
5:45 am-5:30 pm
2 stops14h 45m
$380
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Fri 5/15
7:40 pm-8:05 am
2 stops9h 25m
Boston Logan Intl
Sat 8/8
5:50 am-11:30 am
1 stop8h 40m
$384
Showing 1-10 of 23 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 April.
| 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 |
- 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 April 10, 2026.
The best time to book flights from San Jose, California to Boston is 29 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, October is the cheapest month in which you can book a flight from San Jose, California to Boston (average of $342). Flying from San Jose, California to Boston in April is currently the most expensive (average of $436). 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 April 17, 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
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
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
Cranston
Chelsea
Seabrook
Warwick
Peabody
York Beach
Londonderry
Swansea
Old Orchard Beach
Lincoln
Quincy
Waltham
Lowell
Browse thousands of different options on Cheapflights for your next trip
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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 April 17, 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 April 17, 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 April 17, 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 April 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$118 | Average$377 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$161 | Average$340 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$220 | Average$397 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$252 | Average$350 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$259 | Average$434 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$291 | Average$391 | FlexibilityNo cancel fee | On-time63% |