$120+ 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BOS
Jun 30 — Jul 71
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 May 31, 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 May 31, 2026.
This Southwest deal was found by Cheapflights users on 5/29. 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 9/298:40 am
SJC
- BOS
2 stops10h 30m
Southwest
Wed 10/211:15 pm
BOS
- SJC
2 stops10h 40m
Southwest
Deal found 5/29![Southwest logo]()
$308
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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.
Sat 7/185:02 pm
SJC
- BOS
1 stop9h 38m
Alaska Airlines
Tue 8/184:33 pm
BOS
- SJC
1 stop10h 22m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$310
This Alaska Airlines deal was found by Cheapflights users on 5/28. 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 10/275:18 pm
SJC
- BOS
1 stop9h 10m
Alaska Airlines
Wed 10/289:00 am
BOS
- SJC
1 stop9h 52m
Alaska Airlines
Deal found 5/28![Alaska Airlines logo]()
$311
This Southwest deal was found by Cheapflights users on 5/30. 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 7/159:55 am
SJC
- BOS
1 stop10h 25m
Southwest
Wed 8/122:45 pm
BOS
- SJC
2 stops9h 55m
Southwest
Deal found 5/30![Southwest logo]()
$315
This Southwest deal was found by Cheapflights users on 5/28. 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 7/811:15 am
SJC
- BOS
1 stop9h 05m
Southwest
Mon 7/134:30 pm
BOS
- SJC
1 stop9h 00m
Southwest
Deal found 5/28![Southwest logo]()
$317
This Southwest deal was found by Cheapflights users on 5/26. 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.
Wed 7/810:40 am
SJC
- BOS
2 stops9h 55m
Southwest
Wed 7/155:25 am
BOS
- SJC
1 stop9h 55m
Southwest
Deal found 5/26![Southwest logo]()
$320
This Southwest deal was found by Cheapflights users on 5/30. 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 7/2110:40 am
SJC
- BOS
2 stops9h 55m
Southwest
Mon 8/175:25 am
BOS
- SJC
1 stop12h 30m
Southwest
Deal found 5/30![Southwest logo]()
$321
This Southwest deal was found by Cheapflights users on 5/26. 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.
Mon 7/69:40 pm
SJC
- BOS
1 stop7h 20m
Southwest
Wed 7/153:45 pm
BOS
- SJC
2 stops10h 20m
Southwest
Deal found 5/26![Southwest logo]()
$322
This CheapOair deal was found by Cheapflights users on 5/29. 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 6/57:06 am
SJC
- BOS
1 stop19h 38m
Alaska Airlines
Mon 6/86:40 pm
BOS
- SJC
1 stop18h 05m
Alaska Airlines
Deal found 5/29![Alaska Airlines logo]()
$325
This American Airlines deal was found by Cheapflights users on 5/27. 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 8/1212:42 pm
SJC
- BOS
1 stop7h 42m
American Airlines
Sat 8/155:51 am
BOS
- SJC
1 stop10h 49m
American Airlines
Deal found 5/27![American Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 5/27. 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 7/45:01 pm
SJC
- BOS
1 stop10h 04m
Delta
Tue 7/145:55 am
BOS
- SJC
1 stop9h 06m
Delta
Deal found 5/27![Delta logo]()
$328
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 May 31, 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 May 31, 2026.
This Delta deal was found by Cheapflights users on 5/30. 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 8/1312:37 pm
SJC
- BOS
1 stop9h 48m
Delta
Sat 8/156:05 am
BOS
- SJC
1 stop9h 00m
Delta
Deal found 5/30![Delta logo]()
$328
This Southwest deal was found by Cheapflights users on 5/30. 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 7/289:55 am
SJC
- BOS
1 stop10h 25m
Southwest
Thu 7/301:10 pm
BOS
- SJC
1 stop13h 20m
Southwest
Deal found 5/30![Southwest logo]()
$332
This Alaska Airlines deal was found by Cheapflights users on 5/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/165:02 pm
SJC
- BOS
1 stop9h 38m
Alaska Airlines
Wed 7/18:28 am
BOS
- SJC
1 stop13h 43m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 5/29. 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 7/67:40 pm
SJC
- BOS
2 stops9h 20m
Southwest
Fri 7/105:30 pm
BOS
- SJC
1 stop8h 30m
Southwest
Deal found 5/29![Southwest logo]()
$340
This Delta deal was found by Cheapflights users on 5/26. 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 9/1611:35 am
SJC
- BOS
1 stop9h 47m
Delta
Sun 9/205:55 am
BOS
- SJC
1 stop9h 32m
Delta
Deal found 5/26![Delta logo]()
$372
This Southwest deal was found by Cheapflights users on 5/30. 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 7/911:50 am
SJC
- BOS
1 stop8h 20m
Southwest
Fri 7/176:25 am
BOS
- SJC
1 stop10h 25m
Southwest
Deal found 5/30![Southwest logo]()
$345
This Delta deal was found by Cheapflights users on 5/29. 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 6/1511:45 am
SJC
- BOS
1 stop9h 09m
Delta
Fri 6/194:25 pm
BOS
- SJC
1 stop8h 51m
Delta
Deal found 5/29![Delta logo]()
$389
This Southwest deal was found by Cheapflights users on 5/26. 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.
Sat 9/2611:00 pm
SJC
- BOS
1 stop7h 15m
Southwest
Tue 9/295:25 am
BOS
- SJC
2 stops10h 20m
Southwest
Deal found 5/26![Southwest logo]()
$357
This Delta deal was found by Cheapflights users on 5/30. 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 6/2012:46 pm
SJC
- BOS
1 stop9h 45m
Delta
Tue 6/236:20 am
BOS
- SJC
1 stop16h 15m
Delta
Deal found 5/30![Delta logo]()
$389
This Southwest deal was found by Cheapflights users on 5/28. 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 8/297:30 pm
SJC
- BOS
2 stops10h 10m
Southwest
Mon 8/315:50 am
BOS
- SJC
2 stops9h 55m
Southwest
Deal found 5/28![Southwest logo]()
$395
This Delta deal was found by Cheapflights users on 5/29. 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 7/99:55 am
SJC
- BOS
1 stop10h 56m
Delta
Thu 7/306:20 am
BOS
- SJC
1 stop10h 52m
Delta
Deal found 5/29![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 5/27. 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 7/77:40 pm
SJC
- BOS
2 stops9h 20m
Southwest
Wed 7/153:45 pm
BOS
- SJC
1 stop10h 45m
Southwest
Deal found 5/27![Southwest logo]()
$396
Last-minute flights from San Jose to BostonDiscover last-minute flight deals from San Jose to Boston. Data last updated May 31, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to Boston. Data last updated May 31, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/28. 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 6/21:40 pm
SJC
- BOS
1 stop7h 18m
Delta
Wed 6/104:25 pm
BOS
- SJC
1 stop8h 51m
Delta
Deal found 5/28![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 5/29. 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 6/26:00 am
SJC
- BOS
2 stops10h 22m
American Airlines
Tue 6/96:20 am
BOS
- SJC
1 stop8h 45m
American Airlines
Deal found 5/29![American Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 5/28. 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 6/47:00 am
SJC
- BOS
1 stop9h 20m
Delta
Wed 6/104:25 pm
BOS
- SJC
1 stop8h 51m
Delta
Deal found 5/28![Delta logo]()
$382
This CheapOair deal was found by Cheapflights users on 5/29. 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 6/57:06 am
SJC
- BOS
1 stop19h 38m
Alaska Airlines
Mon 6/86:40 pm
BOS
- SJC
1 stop18h 05m
Alaska Airlines
Deal found 5/29![Alaska Airlines logo]()
$325
This Delta deal was found by Cheapflights users on 5/29. 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 6/55:59 pm
SJC
- BOS
1 stop8h 37m
Delta
Tue 6/1610:55 am
BOS
- SJC
1 stop9h 22m
Delta
Deal found 5/29![Delta logo]()
$342
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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.
Sat 6/65:09 pm
SJC
- BOS
1 stop9h 35m
Alaska Airlines
Fri 6/124:33 pm
BOS
- SJC
1 stop10h 21m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$345
This American Airlines deal was found by Cheapflights users on 5/29. 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 6/66:01 am
SJC
- BOS
2 stops11h 52m
American Airlines
Mon 6/82:27 pm
BOS
- SJC
1 stop11h 45m
American Airlines
Deal found 5/29![American Airlines logo]()
$361
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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 6/165:02 pm
SJC
- BOS
1 stop9h 38m
Alaska Airlines
Sat 6/206:03 am
BOS
- SJC
1 stop10h 20m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$352
This CheapOair deal was found by Cheapflights users on 5/26. 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.
Tue 6/169:09 am
SJC
- BOS
1 stop17h 31m
Alaska Airlines
Tue 6/237:44 pm
BOS
- SJC
1 stop16h 39m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 5/26. 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 6/164:35 pm
SJC
- BOS
1 stop9h 53m
Delta
Thu 7/26:05 am
BOS
- SJC
1 stop9h 33m
Delta
Deal found 5/26![Delta logo]()
$377
This Southwest deal was found by Cheapflights users on 5/29. 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 6/2210:55 pm
SJC
- BOS
1 stop9h 00m
Southwest
Wed 6/245:25 am
BOS
- SJC
1 stop9h 55m
Southwest
Deal found 5/29![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 5/30. 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 6/2910:55 pm
SJC
- BOS
1 stop10h 20m
Southwest
Wed 7/13:45 pm
BOS
- SJC
1 stop9h 40m
Southwest
Deal found 5/30![Southwest logo]()
$372
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 May 31, 2026.
Search for one-way flight options from San Jose to Boston. Find affordable one-way fares based on user searches. Data last updated May 31, 2026.
This SmartFares deal was found by Cheapflights users on 5/26. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:02 pm
SJC
- BOS
1 stop9h 38m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$120
This Delta deal was found by Cheapflights users on 5/29. 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 8/141:46 pm
SJC
- BOS
1 stop7h 11m
Delta
Deal found 5/29![Delta logo]()
$129
This Delta deal was found by Cheapflights users on 5/28. 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 7/45:01 pm
SJC
- BOS
1 stop10h 04m
Delta
Deal found 5/28![Delta logo]()
$133
This United Airlines deal was found by Cheapflights users on 5/30. 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.
Thu 9/106:37 pm
SJC
- BOS
2 stops10h 40m
United Airlines
Deal found 5/30![United Airlines logo]()
$134
This Delta deal was found by Cheapflights users on 5/29. 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 7/146:20 am
SJC
- BOS
1 stop9h 51m
Delta
Deal found 5/29![Delta logo]()
$138
This American Airlines deal was found by Cheapflights users on 5/30. 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 9/106:00 am
SJC
- BOS
1 stop10h 52m
American Airlines
Deal found 5/30![American Airlines logo]()
$140
This Southwest deal was found by Cheapflights users on 5/29. 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 8/2211:00 pm
SJC
- BOS
1 stop7h 15m
Southwest
Deal found 5/29![Southwest logo]()
$141
This CheapOair deal was found by Cheapflights users on 5/29. 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 7/317:13 am
SJC
- BOS
1 stop19h 27m
Alaska Airlines
Deal found 5/29![Alaska Airlines logo]()
$143
This Delta deal was found by Cheapflights users on 5/28. 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 6/86:20 am
SJC
- BOS
1 stop9h 50m
Delta
Deal found 5/28![Delta logo]()
$153
This Southwest deal was found by Cheapflights users on 5/29. 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 6/96:35 am
SJC
- BOS
2 stops13h 05m
Southwest
Deal found 5/29![Southwest logo]()
$158
This Delta deal was found by Cheapflights users on 5/26. 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.
Thu 7/306:20 am
SJC
- BOS
1 stop9h 51m
Delta
Deal found 5/26![Delta logo]()
$160
This United Airlines deal was found by Cheapflights users on 5/30. 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 8/316:37 pm
SJC
- BOS
2 stops12h 41m
United Airlines
Deal found 5/30![United Airlines logo]()
$162
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 May 31, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $308 (Southwest) |
One-way from | $120 (SmartFares) |
Popular in | April |
Cheapest in | October |
Average price | $378 |
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 May 31, 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
Thu 8/13
12:37 pm-1:25 am
1 stop9h 48m
Boston Logan Intl
Sat 8/15
6:05 am-12:05 pm
1 stop9h 00m
$328
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Tue 7/28
9:55 am-11:20 pm
1 stop10h 25m
Boston Logan Intl
Thu 7/30
1:10 pm-11:30 pm
1 stop13h 20m
$332
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Mon 7/6
7:40 pm-8:00 am
2 stops9h 20m
Boston Logan Intl
Fri 7/10
5:30 pm-11:00 pm
1 stop8h 30m
$340
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Thu 7/9
11:50 am-11:10 pm
1 stop8h 20m
Boston Logan Intl
Fri 7/17
6:25 am-1:50 pm
1 stop10h 25m
$345
Quickest round-trip
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Sat 9/26
11:00 pm-9:15 am
1 stop7h 15m
Boston Logan Intl
Tue 9/29
5:25 am-12:45 pm
2 stops10h 20m
$357
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Wed 9/16
11:35 am-12:22 am
1 stop9h 47m
Boston Logan Intl
Sun 9/20
5:55 am-12:27 pm
1 stop9h 32m
$372
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Mon 6/15
11:45 am-11:54 pm
1 stop9h 09m
Boston Logan Intl
Fri 6/19
4:25 pm-10:16 pm
1 stop8h 51m
$389
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Sat 6/20
12:46 pm-1:31 am
1 stop9h 45m
Boston Logan Intl
Tue 6/23
6:20 am-7:35 pm
1 stop16h 15m
$389
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Sat 8/29
7:30 pm-8:40 am
2 stops10h 10m
Boston Logan Intl
Mon 8/31
5:50 am-12:45 pm
2 stops9h 55m
$395
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Tue 7/7
7:40 pm-8:00 am
2 stops9h 20m
Boston Logan Intl
Wed 7/15
3:45 pm-11:30 pm
1 stop10h 45m
$396
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 May.
| 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?
The best time to book flights from San Jose, California to Boston is 20 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 $470). 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 May 31, 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.
Entertainment
7.5
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
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 locationsWaltham
Cambridge
Concord
Hampton Beach
Brockton
Watertown
Seekonk
Cranston
Chelsea
Warwick
Peabody
York Beach
Londonderry
Swansea
Old Orchard Beach
Auburn
Lowell
Smithfield
Braintree
Sandwich
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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 May 31, 2026.
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San Jose and Boston flights
Browse other San Jose and Boston flight options. Last updated on May 31, 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 May 31, 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 May 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$118 | Average$353 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$161 | Average$344 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$250 | Average$422 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$252 | Average$477 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$276 | Average$469 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$297 | Average$396 | FlexibilityNo cancel fee | On-time63% |