$129+ 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SJC
May 28 — Jun 41
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 May or July, booked 41 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from Boston to San Jose
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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 April 28, 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 April 28, 2026.
This Southwest deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:50 am
BOS
- SJC
1 stop10h 30m
Southwest
Sat 8/226:45 am
SJC
- BOS
1 stop9h 10m
Southwest
Deal found 4/23![Southwest logo]()
$216
This Southwest deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:50 am
BOS
- SJC
1 stop10h 30m
Southwest
Sat 8/226:45 am
SJC
- BOS
1 stop9h 10m
Southwest
Deal found 4/23![Southwest logo]()
$233
This Southwest deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:30 pm
BOS
- SJC
1 stop8h 55m
Southwest
Tue 6/99:55 am
SJC
- BOS
1 stop10h 10m
Southwest
Deal found 4/23![Southwest logo]()
$245
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:10 am
BOS
- SJC
1 stop9h 38m
Delta
Wed 6/311:45 am
SJC
- BOS
1 stop9h 55m
Delta
Deal found 4/23![Delta logo]()
$257
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:55 am
BOS
- SJC
1 stop9h 06m
Delta
Thu 8/131:15 pm
SJC
- BOS
1 stop7h 37m
Delta
Deal found 4/23![Delta logo]()
$261
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:30 am
BOS
- SJC
1 stop9h 23m
Delta
Fri 8/2112:45 pm
SJC
- BOS
1 stop9h 21m
Delta
Deal found 4/24![Delta logo]()
$265
This United Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:40 am
BOS
- SJC
2 stops10h 50m
United Airlines
Wed 9/26:37 pm
SJC
- BOS
1 stop8h 22m
United Airlines
Deal found 4/25![United Airlines logo]()
$270
This American Airlines deal was found by Cheapflights users on 4/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
BOS
- SJC
1 stop10h 33m
American Airlines
Tue 8/256:00 am
SJC
- BOS
1 stop10h 42m
American Airlines
Deal found 4/26![American Airlines logo]()
$275
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:51 am
BOS
- SJC
1 stop9h 27m
Delta
Sat 5/235:55 pm
SJC
- BOS
1 stop9h 25m
Delta
Deal found 4/23![Delta logo]()
$278
This American Airlines deal was found by Cheapflights users on 4/27. 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.
Sat 9/511:20 am
BOS
- SJC
2 stops10h 10m
American Airlines
Sat 9/127:13 pm
SJC
- BOS
2 stops10h 15m
American Airlines
Deal found 4/27![American Airlines logo]()
$280
This CheapOair deal was found by Cheapflights users on 4/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:40 pm
BOS
- SJC
1 stop18h 05m
Alaska Airlines
Wed 6/37:06 am
SJC
- BOS
1 stop19h 38m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$285
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 April 28, 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 April 28, 2026.
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:05 am
BOS
- SJC
1 stop10h 05m
Delta
Mon 9/2111:30 am
SJC
- BOS
1 stop9h 28m
Delta
Deal found 4/24![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 4/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:38 am
BOS
- SJC
1 stop8h 46m
United Airlines
Sat 5/306:37 pm
SJC
- BOS
2 stops11h 35m
United Airlines
Deal found 4/27![United Airlines logo]()
$302
This Southwest deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:25 am
BOS
- SJC
2 stops12h 45m
Southwest
Tue 9/111:00 pm
SJC
- BOS
1 stop10h 15m
Southwest
Deal found 4/23![Southwest logo]()
$326
This Alaska Airlines deal was found by Cheapflights users on 4/26. 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.
Sun 5/247:20 am
BOS
- SJC
1 stop9h 20m
Alaska Airlines
Sun 5/315:09 pm
SJC
- BOS
1 stop9h 35m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$371
This Delta deal was found by Cheapflights users on 4/27. 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.
Fri 9/46:30 am
BOS
- SJC
1 stop9h 23m
Delta
Mon 9/75:00 pm
SJC
- BOS
1 stop10h 09m
Delta
Deal found 4/27![Delta logo]()
$265
This Southwest deal was found by Cheapflights users on 4/27. 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 7/75:35 am
BOS
- SJC
2 stops10h 55m
Southwest
Tue 7/710:55 pm
SJC
- BOS
1 stop9h 00m
Southwest
Deal found 4/27![Southwest logo]()
$366
This Delta deal was found by Cheapflights users on 4/27. 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.
Thu 5/146:15 am
BOS
- SJC
1 stop10h 54m
Delta
Mon 5/187:00 pm
SJC
- BOS
1 stop8h 20m
Delta
Deal found 4/27![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/205:10 am
BOS
- SJC
2 stops9h 50m
Southwest
Tue 6/2311:15 am
SJC
- BOS
1 stop8h 50m
Southwest
Deal found 4/24![Southwest logo]()
$366
This Southwest deal was found by Cheapflights users on 4/27. 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.
Wed 7/85:25 am
BOS
- SJC
1 stop9h 55m
Southwest
Mon 7/137:40 pm
SJC
- BOS
2 stops9h 20m
Southwest
Deal found 4/27![Southwest logo]()
$370
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:15 am
BOS
- SJC
1 stop11h 04m
Delta
Mon 7/131:04 pm
SJC
- BOS
1 stop7h 53m
Delta
Deal found 4/23![Delta logo]()
$382
This Southwest deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:50 am
BOS
- SJC
1 stop10h 10m
Southwest
Wed 8/128:15 pm
SJC
- BOS
2 stops9h 45m
Southwest
Deal found 4/24![Southwest logo]()
$374
This Southwest deal was found by Cheapflights users on 4/27. 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 7/213:45 pm
BOS
- SJC
1 stop10h 40m
Southwest
Fri 7/3110:55 pm
SJC
- BOS
1 stop13h 25m
Southwest
Deal found 4/27![Southwest logo]()
$374
Last-minute flights from Boston to San JoseDiscover last-minute flight deals from Boston to San Jose. Data last updated April 28, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to San Jose. Data last updated April 28, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:56 pm
BOS
- SJC
1 stop18h 49m
Alaska Airlines
Sat 5/162:00 pm
SJC
- BOS
1 stop12h 44m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$288
This CheapOair deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:40 pm
BOS
- SJC
1 stop18h 05m
Alaska Airlines
Sat 5/232:53 pm
SJC
- BOS
1 stop12h 27m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:51 am
BOS
- SJC
1 stop9h 27m
Delta
Sat 5/235:55 pm
SJC
- BOS
1 stop9h 25m
Delta
Deal found 4/23![Delta logo]()
$278
This CheapOair deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:40 pm
BOS
- SJC
1 stop18h 05m
Alaska Airlines
Wed 5/2712:59 pm
SJC
- BOS
1 stop13h 45m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$311
This CheapOair deal was found by Cheapflights users on 4/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:20 am
BOS
- SJC
1 stop9h 20m
Alaska Airlines
Tue 6/210:22 am
SJC
- BOS
1 stop16h 22m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$295
This United Airlines deal was found by Cheapflights users on 4/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:38 am
BOS
- SJC
1 stop8h 46m
United Airlines
Sat 5/306:37 pm
SJC
- BOS
2 stops11h 35m
United Airlines
Deal found 4/27![United Airlines logo]()
$302
This CheapOair deal was found by Cheapflights users on 4/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:40 pm
BOS
- SJC
1 stop18h 05m
Alaska Airlines
Wed 6/37:06 am
SJC
- BOS
1 stop19h 38m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$285
This CheapOair deal was found by Cheapflights users on 4/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:40 pm
BOS
- SJC
1 stop18h 05m
Alaska Airlines
Sun 5/318:00 am
SJC
- BOS
1 stop19h 20m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$322
This Southwest deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:15 am
BOS
- SJC
2 stops9h 30m
Southwest
Tue 6/210:55 pm
SJC
- BOS
1 stop9h 05m
Southwest
Deal found 4/23![Southwest logo]()
$308
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:10 am
BOS
- SJC
1 stop9h 38m
Delta
Wed 6/311:45 am
SJC
- BOS
1 stop9h 55m
Delta
Deal found 4/23![Delta logo]()
$257
This CheapOair deal was found by Cheapflights users on 4/26. 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.
Sat 5/306:40 pm
BOS
- SJC
1 stop18h 05m
Alaska Airlines
Mon 6/12:00 pm
SJC
- BOS
1 stop12h 44m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$312
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 April 28, 2026.
Search for one-way flight options from Boston to San Jose. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:10 am
BOS
- SJC
1 stop9h 38m
Delta
Deal found 4/23![Delta logo]()
$129
This American Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 am
BOS
- SJC
1 stop10h 33m
American Airlines
Deal found 4/24![American Airlines logo]()
$130
This Delta deal was found by Cheapflights users on 4/27. 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.
Tue 6/210:55 am
BOS
- SJC
1 stop9h 07m
Delta
Deal found 4/27![Delta logo]()
$133
This United Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:35 am
BOS
- SJC
2 stops12h 55m
United Airlines
Deal found 4/24![United Airlines logo]()
$138
This Southwest deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:15 am
BOS
- SJC
2 stops9h 30m
Southwest
Deal found 4/23![Southwest logo]()
$139
This CheapOair deal was found by Cheapflights users on 4/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/28:05 am
BOS
- SJC
1 stop9h 08m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$143
This CheapOair deal was found by Cheapflights users on 4/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:40 pm
BOS
- SJC
1 stop18h 05m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$148
This American Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:00 am
BOS
- SJC
1 stop10h 42m
American Airlines
Deal found 4/25![American Airlines logo]()
$150
This CheapOair deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:56 pm
BOS
- SJC
1 stop18h 49m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$151
This CheapOair deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:28 am
BOS
- SJC
1 stop9h 10m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$152
This Alaska Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:20 am
BOS
- SJC
1 stop9h 20m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$153
This Southwest deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:10 pm
BOS
- SJC
2 stops9h 55m
Southwest
Deal found 4/24![Southwest logo]()
$154
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 April 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $245 (Southwest) |
One-way from | $129 (Delta) |
Popular in | February |
Cheapest in | May |
Average price | $432 |
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 April 28, 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
Thu 9/17
7:05 am-2:10 pm
1 stop10h 05m
San Jose
Mon 9/21
11:30 am-11:58 pm
1 stop9h 28m
$257
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Fri 9/4
6:30 am-12:53 pm
1 stop9h 23m
San Jose
Mon 9/7
5:00 pm-6:09 am
1 stop10h 09m
$265
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Sun 5/24
7:38 am-1:24 pm
1 stop8h 46m
San Jose
Sat 5/30
6:37 pm-9:12 am
2 stops11h 35m
$302
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Sat 5/16
5:25 am-3:10 pm
2 stops12h 45m
San Jose
Tue 9/1
11:00 pm-12:15 pm
1 stop10h 15m
$326
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Thu 5/14
6:15 am-2:09 pm
1 stop10h 54m
San Jose
Mon 5/18
7:00 pm-6:20 am
1 stop8h 20m
$359
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Tue 7/7
5:35 am-1:30 pm
2 stops10h 55m
San Jose
Tue 7/7
10:55 pm-10:55 am
1 stop9h 00m
$366
Quickest round-trip
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Sat 6/20
5:10 am-12:00 pm
2 stops9h 50m
San Jose
Tue 6/23
11:15 am-11:05 pm
1 stop8h 50m
$366
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Wed 7/8
5:25 am-12:20 pm
1 stop9h 55m
San Jose
Mon 7/13
7:40 pm-8:00 am
2 stops9h 20m
$370
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Sun 5/24
7:20 am-1:40 pm
1 stop9h 20m
San Jose
Sun 5/31
5:09 pm-5:44 am
1 stop9h 35m
$371
BostonSan Jose
BOS - SJC
BOSSJC
Boston Logan Intl
Fri 8/7
5:50 am-1:00 pm
1 stop10h 10m
San Jose
Wed 8/12
8:15 pm-9:00 am
2 stops9h 45m
$374
Showing 1-10 of 23 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 April.
| 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 40 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, May is the cheapest month in which you can book a flight from Boston to San Jose, California (average of $322). Flying from Boston to San Jose, California in February is currently the most expensive (average of $652). 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 April 28, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, 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
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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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Complete your trip
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Search flights from Boston to San Jose by cabin class
Find flights from Boston to San Jose, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and San Jose flights
Browse other Boston and San Jose flight options. Last updated on April 28, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on April 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Jose
Explore flights to San Jose departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 28, 2026.
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 April 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$159 | Average$372 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$186 | Average$373 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$211 | Average$336 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$218 | Average$338 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$246 | Average$427 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$250 | Average$439 | FlexibilityNo cancel fee | On-time63% |