$149+ Cheap flights from Boston to San Jose, CA (BOS - SJC)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SJC
Jul 11 — Jul 181
Round-trip
1 adult, Economy
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Find cheap flights from Boston to San Jose with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Boston Logan Intl to San Jose are usually found in September or August, booked 45 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from Boston to San Jose
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to San JoseExplore the most affordable flight options available from Boston to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.
Explore the most affordable flight options available from Boston to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.
This Southwest deal was found by Cheapflights users on 6/9. 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.
Sat 8/2912:10 pm
BOS
- SJC
2 stops10h 15m
Southwest
Wed 9/911:00 pm
SJC
- BOS
1 stop7h 00m
Southwest
Deal found 6/9![Southwest logo]()
$234
This Southwest deal was found by Cheapflights users on 6/9. 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 8/138:40 am
BOS
- SJC
1 stop10h 35m
Southwest
Mon 8/1711:00 pm
SJC
- BOS
1 stop7h 55m
Southwest
Deal found 6/9![Southwest logo]()
$241
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:20 pm
BOS
- SJC
1 stop10h 40m
Southwest
Tue 8/188:40 am
SJC
- BOS
1 stop10h 30m
Southwest
Deal found 6/8![Southwest logo]()
$245
This Southwest deal was found by Cheapflights users on 6/9. 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.
Mon 8/245:40 am
BOS
- SJC
2 stops9h 40m
Southwest
Mon 8/241:30 pm
SJC
- BOS
1 stop7h 55m
Southwest
Deal found 6/9![Southwest logo]()
$247
This Southwest deal was found by Cheapflights users on 6/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:40 am
BOS
- SJC
2 stops12h 35m
Southwest
Tue 9/18:00 am
SJC
- BOS
2 stops10h 25m
Southwest
Deal found 6/7![Southwest logo]()
$248
This Southwest deal was found by Cheapflights users on 6/10. 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.
Thu 10/15:00 am
BOS
- SJC
1 stop8h 05m
Southwest
Tue 10/611:00 pm
SJC
- BOS
1 stop7h 20m
Southwest
Deal found 6/10![Southwest logo]()
$249
This Southwest deal was found by Cheapflights users on 6/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/107:05 am
BOS
- SJC
1 stop8h 55m
Southwest
Tue 12/156:00 am
SJC
- BOS
2 stops10h 00m
Southwest
Deal found 6/7![Southwest logo]()
$255
This Southwest deal was found by Cheapflights users on 6/9. 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.
Sat 9/265:50 am
BOS
- SJC
1 stop8h 40m
Southwest
Sat 9/266:05 pm
SJC
- BOS
1 stop8h 55m
Southwest
Deal found 6/9![Southwest logo]()
$256
This Delta deal was found by Cheapflights users on 6/10. 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 11/36:00 am
BOS
- SJC
1 stop9h 28m
Delta
Mon 11/167:00 pm
SJC
- BOS
1 stop8h 11m
Delta
Deal found 6/10![Delta logo]()
$257
This Southwest deal was found by Cheapflights users on 6/10. 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.
Wed 8/123:20 pm
BOS
- SJC
1 stop10h 40m
Southwest
Thu 8/1312:30 pm
SJC
- BOS
1 stop8h 55m
Southwest
Deal found 6/10![Southwest logo]()
$258
This Southwest deal was found by Cheapflights users on 6/9. 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 8/2710:30 am
BOS
- SJC
2 stops11h 35m
Southwest
Wed 9/28:15 pm
SJC
- BOS
2 stops9h 45m
Southwest
Deal found 6/9![Southwest logo]()
$259
Best flights from Boston to San JoseDiscover carefully curated flight deals from Boston to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 11, 2026.
Discover carefully curated flight deals from Boston to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 11, 2026.
This Southwest deal was found by Cheapflights users on 6/10. 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.
Wed 8/122:45 pm
BOS
- SJC
2 stops9h 55m
Southwest
Tue 8/188:40 am
SJC
- BOS
1 stop10h 30m
Southwest
Deal found 6/10![Southwest logo]()
$250
This Delta deal was found by Cheapflights users on 6/7. 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.
Sat 9/54:15 pm
BOS
- SJC
1 stop8h 58m
Delta
Mon 10/127:00 pm
SJC
- BOS
1 stop8h 11m
Delta
Deal found 6/7![Delta logo]()
$327
This Southwest deal was found by Cheapflights users on 6/10. 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.
Thu 8/138:40 am
BOS
- SJC
1 stop10h 35m
Southwest
Thu 8/1311:00 pm
SJC
- BOS
1 stop7h 00m
Southwest
Deal found 6/10![Southwest logo]()
$273
This Southwest deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:40 am
BOS
- SJC
1 stop10h 35m
Southwest
Wed 8/1211:30 am
SJC
- BOS
1 stop9h 55m
Southwest
Deal found 6/6![Southwest logo]()
$325
This Southwest deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:40 am
BOS
- SJC
1 stop10h 35m
Southwest
Thu 8/1312:30 pm
SJC
- BOS
1 stop8h 55m
Southwest
Deal found 6/6![Southwest logo]()
$340
This Southwest deal was found by Cheapflights users on 6/6. 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 7/176:25 am
BOS
- SJC
1 stop7h 35m
Southwest
Sat 7/2510:55 pm
SJC
- BOS
1 stop9h 00m
Southwest
Deal found 6/6![Southwest logo]()
$345
This Southwest deal was found by Cheapflights users on 6/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:30 pm
BOS
- SJC
2 stops10h 10m
Southwest
Thu 8/131:25 pm
SJC
- BOS
1 stop8h 05m
Southwest
Deal found 6/7![Southwest logo]()
$345
This Southwest deal was found by Cheapflights users on 6/10. 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.
Wed 7/13:45 pm
BOS
- SJC
1 stop9h 40m
Southwest
Wed 7/157:40 pm
SJC
- BOS
2 stops9h 30m
Southwest
Deal found 6/10![Southwest logo]()
$350
This Southwest deal was found by Cheapflights users on 6/10. 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.
Thu 8/68:40 am
BOS
- SJC
1 stop10h 35m
Southwest
Sun 8/912:20 pm
SJC
- BOS
1 stop9h 05m
Southwest
Deal found 6/10![Southwest logo]()
$360
This Southwest deal was found by Cheapflights users on 6/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:45 pm
BOS
- SJC
2 stops9h 55m
Southwest
Fri 8/141:25 pm
SJC
- BOS
1 stop8h 05m
Southwest
Deal found 6/7![Southwest logo]()
$365
Last-minute flights from Boston to San JoseDiscover last-minute flight deals from Boston to San Jose. Data last updated June 11, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to San Jose. Data last updated June 11, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/167:45 am
BOS
- SJC
1 stop12h 19m
Delta
Wed 6/177:20 am
SJC
- BOS
1 stop9h 16m
Delta
Deal found 6/8![Delta logo]()
$305
This Delta deal was found by Cheapflights users on 6/5. 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.
Thu 6/187:45 am
BOS
- SJC
1 stop12h 19m
Delta
Tue 6/231:10 pm
SJC
- BOS
1 stop7h 47m
Delta
Deal found 6/5![Delta logo]()
$315
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2412:22 pm
BOS
- SJC
1 stop8h 12m
United Airlines
Mon 6/296:37 pm
SJC
- BOS
2 stops12h 43m
United Airlines
Deal found 6/7![United Airlines logo]()
$295
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/257:15 am
BOS
- SJC
1 stop7h 50m
Delta
Sat 7/45:01 pm
SJC
- BOS
1 stop10h 04m
Delta
Deal found 6/9![Delta logo]()
$290
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:05 am
BOS
- SJC
1 stop9h 33m
Delta
Mon 7/65:55 pm
SJC
- BOS
1 stop10h 40m
Delta
Deal found 6/8![Delta logo]()
$275
This Southwest deal was found by Cheapflights users on 6/6. 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 7/35:45 am
BOS
- SJC
2 stops11h 10m
Southwest
Wed 7/810:55 pm
SJC
- BOS
1 stop9h 00m
Southwest
Deal found 6/6![Southwest logo]()
$300
This Priceline deal was found by Cheapflights users on 6/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/34:33 pm
BOS
- SJC
1 stop10h 21m
Alaska Airlines
Mon 7/65:02 pm
SJC
- BOS
1 stop9h 38m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:05 am
BOS
- SJC
1 stop9h 30m
Delta
Mon 7/137:00 am
SJC
- BOS
1 stop9h 20m
Delta
Deal found 6/6![Delta logo]()
$285
This Southwest deal was found by Cheapflights users on 6/10. 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 7/145:25 am
BOS
- SJC
1 stop9h 55m
Southwest
Tue 7/2110:40 am
SJC
- BOS
2 stops9h 55m
Southwest
Deal found 6/10![Southwest logo]()
$280
This Alaska Airlines deal was found by Cheapflights users on 6/8. 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 7/214:54 pm
BOS
- SJC
1 stop9h 27m
Alaska Airlines
Tue 7/285:02 pm
SJC
- BOS
1 stop9h 38m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/304:45 pm
BOS
- SJC
1 stop9h 45m
Southwest
Wed 8/511:30 am
SJC
- BOS
1 stop9h 55m
Southwest
Deal found 6/8![Southwest logo]()
$265
One-way flights from Boston to San JoseSearch for one-way flight options from Boston to San Jose. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
Search for one-way flight options from Boston to San Jose. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
This Southwest deal was found by Cheapflights users on 6/10. 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 8/187:30 am
BOS
- SJC
2 stops16h 20m
Southwest
Deal found 6/10![Southwest logo]()
$149
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/266:20 am
BOS
- SJC
1 stop8h 36m
American Airlines
Deal found 6/8![American Airlines logo]()
$152
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:03 am
BOS
- SJC
1 stop10h 20m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$153
This Southwest deal was found by Cheapflights users on 6/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:40 am
BOS
- SJC
2 stops12h 45m
Southwest
Deal found 6/7![Southwest logo]()
$158
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:35 am
BOS
- SJC
1 stop11h 30m
Delta
Deal found 6/8![Delta logo]()
$160
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:20 am
BOS
- SJC
1 stop8h 36m
American Airlines
Deal found 6/8![American Airlines logo]()
$171
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/304:45 pm
BOS
- SJC
1 stop9h 45m
Southwest
Deal found 6/8![Southwest logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:05 am
BOS
- SJC
2 stops27h 57m
Frontier
Deal found 6/8![Frontier logo]()
$177
This Southwest deal was found by Cheapflights users on 6/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:45 am
BOS
- SJC
2 stops11h 10m
Southwest
Deal found 6/7![Southwest logo]()
$178
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/207:45 am
BOS
- SJC
1 stop8h 39m
United Airlines
Deal found 6/7![United Airlines logo]()
$183
This CheapOair deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/116:03 am
BOS
- SJC
1 stop10h 20m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$188
Find flight deals from Boston to San Jose
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to San Jose (SJC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $234 (Southwest) |
One-way from | $149 (Southwest) |
Popular in | February |
Cheapest in | September |
Average price | $418 |
Good round-trip deal | $1,003 or less |
Good one-way deal | $338 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to San Jose that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 11, 2026.
Use the filters below to find and compare flights from Boston to San Jose that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Wed 8/12
2:45 pm-9:40 pm
2 stops9h 55m
San Jose
Tue 8/18
8:40 am-10:10 pm
1 stop10h 30m
$250
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Thu 8/13
8:40 am-4:15 pm
1 stop10h 35m
San Jose
Thu 8/13
11:00 pm-9:00 am
1 stop7h 00m
$273
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Thu 8/6
8:40 am-4:15 pm
1 stop10h 35m
San Jose
Wed 8/12
11:30 am-12:25 am
1 stop9h 55m
$325
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Sat 9/5
4:15 pm-10:13 pm
1 stop8h 58m
San Jose
Mon 10/12
7:00 pm-6:11 am
1 stop8h 11m
$327
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Thu 8/6
8:40 am-4:15 pm
1 stop10h 35m
San Jose
Thu 8/13
12:30 pm-12:25 am
1 stop8h 55m
$340
Quickest round-trip
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Fri 7/17
6:25 am-11:00 am
1 stop7h 35m
San Jose
Sat 7/25
10:55 pm-10:55 am
1 stop9h 00m
$345
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Tue 8/4
2:30 pm-9:40 pm
2 stops10h 10m
San Jose
Thu 8/13
1:25 pm-12:30 am
1 stop8h 05m
$345
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Wed 7/1
3:45 pm-10:25 pm
1 stop9h 40m
San Jose
Wed 7/15
7:40 pm-8:10 am
2 stops9h 30m
$350
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Thu 8/6
8:40 am-4:15 pm
1 stop10h 35m
San Jose
Sun 8/9
12:20 pm-12:25 am
1 stop9h 05m
$360
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Tue 8/4
2:45 pm-9:40 pm
2 stops9h 55m
San Jose
Fri 8/14
1:25 pm-12:30 am
1 stop8h 05m
$365
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Boston to San Jose
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to San Jose in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-San Jose, California flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-San Jose, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-San Jose, California flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-San Jose, California flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-San Jose, California flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Boston to San Jose
Have a flexible travel schedule? Discover the best time to fly to San Jose from Boston with our price prediction graph.
BOS-SJC
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Boston to San Jose
How far ahead should I book a flight from Boston to San Jose, California?
The best time to book flights from Boston to San Jose, California is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Boston to San Jose, California?
Currently, September is the cheapest month in which you can book a flight from Boston to San Jose, California (average of $319). Flying from Boston to San Jose, California in February is currently the most expensive (average of $660). 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 Boston to San Jose, California?
Reviews of airlines servicing San Jose
Get insights into the airlines that provide service to San Jose. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Jose. Reviews last updated June 11, 2026.
Read reviews from past customers who have flown Alaska Airlines,Southwest, andDelta from Boston to San Jose. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Entertainment
7.0
Food
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Comfort
7.8
Entertainment
7.0
Food
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Comfort
7.8
Entertainment
7.0
Food
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Comfort
7.8
Entertainment
7.0
Food
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Comfort
7.8
Entertainment
7.0
Food
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Comfort
7.8
Entertainment
7.0
Food
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
Find useful and relevant information for your journey from Boston to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Boston and San Jose flights
Browse other Boston and San Jose flight options. Last updated on June 11, 2026.
Other flights from Boston
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Top 6 airlines flying from Boston to San Jose
Discover the top 6 airlines that operate flights from Boston to San Jose. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$159 | Average$377 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$171 | Average$394 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$218 | Average$347 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$242 | Average$419 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$250 | Average$447 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$250 | Average$463 | FlexibilityNo cancel fee | On-time71% |