$99+ Cheap flights from Boise to San Jose, CA (BOI - SJC)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SJC
Dec 10 — Dec 171
Round-trip
1 adult, Economy
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Find cheap flights from Boise 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 Boise Air Term. Gowen Fld to San Jose are usually found in September or May, booked 66 days in advance, depart on a Saturday or Friday and return on a Wednesday
Cheap flight deals from Boise to San Jose
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boise to San JoseExplore the most affordable flight options available from Boise to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
Explore the most affordable flight options available from Boise to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
This Southwest deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2412:40 pm -
Nonstop1h 50m
Fri 1/110:25 am -
Nonstop1h 40m
Deal found 11/5![Southwest logo]()
$197
This Delta deal was found by Cheapflights users on 11/5. 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 12/34:44 pm -
1 stop6h 27m
Mon 12/75:54 pm -
1 stop4h 58m
Deal found 11/5![Delta logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/158:30 am -
Nonstop2h 07m
Wed 1/65:47 pm -
Nonstop1h 47m
Deal found 11/8![Alaska Airlines logo]()
$219
This Trip.com deal was found by Cheapflights users on 11/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:30 am -
Nonstop2h 07m
Mon 12/78:00 am -
1 stop6h 26m
Deal found 11/5![Alaska Airlines logo]()
$222
This Southwest deal was found by Cheapflights users on 11/8. 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.
Tue 12/812:40 pm -
Nonstop1h 50m
Tue 12/155:50 pm -
1 stop4h 25m
Deal found 11/8![Southwest logo]()
$229
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/248:20 am -
1 stop16h 39m
Fri 1/15:04 pm -
Nonstop1h 37m
Deal found 11/5![Alaska Airlines logo]()
$230
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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.
Wed 12/168:30 am -
Nonstop2h 07m
Thu 1/75:06 pm -
Nonstop1h 47m
Deal found 11/8![Alaska Airlines logo]()
$234
This Delta deal was found by Cheapflights users on 11/8. 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 12/151:07 pm -
1 stop4h 00m
Wed 1/65:54 am -
1 stop5h 23m
Deal found 11/8![Delta logo]()
$239
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/158:30 am -
Nonstop2h 07m
Sat 1/25:04 pm -
Nonstop1h 37m
Deal found 11/8![Alaska Airlines logo]()
$243
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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.
Wed 12/168:30 am -
Nonstop2h 07m
Fri 1/85:06 pm -
Nonstop1h 47m
Deal found 11/8![Alaska Airlines logo]()
$244
Best flights from Boise to San JoseDiscover carefully curated flight deals from Boise to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
Discover carefully curated flight deals from Boise to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
This Southwest deal was found by Cheapflights users on 11/8. 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 1/711:40 am -
2 stops7h 00m
Tue 1/1212:15 pm -
Nonstop1h 40m
Deal found 11/8![Southwest logo]()
$249
This Delta deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/165:56 pm -
1 stop5h 26m
Thu 12/172:42 pm -
1 stop6h 42m
Deal found 11/9![Delta logo]()
$254
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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.
Thu 12/2410:18 am -
Nonstop2h 00m
Sat 1/25:04 pm -
Nonstop1h 37m
Deal found 11/8![Alaska Airlines logo]()
$298
This Southwest deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/32:50 pm -
1 stop4h 55m
Mon 12/77:55 am -
2 stops5h 55m
Deal found 11/5![Southwest logo]()
$262
This Southwest deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:20 am -
2 stops6h 40m
Sat 12/126:55 am -
2 stops6h 10m
Deal found 11/9![Southwest logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/66:44 pm -
1 stop23h 26m
Sun 1/105:15 pm -
2 stops25h 12m
Deal found 11/5![Alaska Airlines logo]()
$318
This Southwest deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/61:40 pm -
Nonstop1h 50m
Sun 1/1012:15 pm -
Nonstop1h 40m
Deal found 11/5![Southwest logo]()
$279
This Southwest deal was found by Cheapflights users on 11/8. 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 12/243:45 pm -
1 stop4h 15m
Fri 1/17:55 am -
2 stops5h 55m
Deal found 11/8![Southwest logo]()
$284
This Southwest deal was found by Cheapflights users on 11/8. 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.
Fri 12/181:40 pm -
1 stop7h 45m
Mon 1/42:00 pm -
2 stops6h 10m
Deal found 11/8![Southwest logo]()
$294
This Southwest deal was found by Cheapflights users on 11/7. 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.
Wed 12/2311:15 am -
1 stop4h 10m
Sun 12/279:40 pm -
1 stop11h 25m
Deal found 11/7![Southwest logo]()
$378
Last-minute flights from Boise to San JoseDiscover last-minute flight deals from Boise to San Jose. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to San Jose. Data last updated November 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 11/5. 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 12/34:44 pm -
1 stop6h 27m
Mon 12/75:54 pm -
1 stop4h 58m
Deal found 11/5![Delta logo]()
$217
This Trip.com deal was found by Cheapflights users on 11/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:30 am -
Nonstop2h 07m
Mon 12/78:00 am -
1 stop6h 26m
Deal found 11/5![Alaska Airlines logo]()
$222
This Southwest deal was found by Cheapflights users on 11/8. 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.
Tue 12/812:40 pm -
Nonstop1h 50m
Tue 12/155:50 pm -
1 stop4h 25m
Deal found 11/8![Southwest logo]()
$229
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/158:30 am -
Nonstop2h 07m
Wed 1/65:47 pm -
Nonstop1h 47m
Deal found 11/8![Alaska Airlines logo]()
$219
This Delta deal was found by Cheapflights users on 11/8. 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 12/156:45 pm -
1 stop4h 31m
Tue 1/57:00 am -
1 stop8h 04m
Deal found 11/8![Delta logo]()
$239
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/158:30 am -
Nonstop2h 07m
Sat 1/25:04 pm -
Nonstop1h 37m
Deal found 11/8![Alaska Airlines logo]()
$243
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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.
Wed 12/168:30 am -
Nonstop2h 07m
Thu 1/75:06 pm -
Nonstop1h 47m
Deal found 11/8![Alaska Airlines logo]()
$234
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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.
Wed 12/168:30 am -
Nonstop2h 07m
Fri 1/85:06 pm -
Nonstop1h 47m
Deal found 11/8![Alaska Airlines logo]()
$244
This Southwest deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2412:40 pm -
Nonstop1h 50m
Fri 1/110:25 am -
Nonstop1h 40m
Deal found 11/5![Southwest logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/248:20 am -
1 stop16h 39m
Fri 1/15:04 pm -
Nonstop1h 37m
Deal found 11/5![Alaska Airlines logo]()
$230
One-way flights from Boise to San JoseSearch for one-way flight options from Boise to San Jose. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
Search for one-way flight options from Boise to San Jose. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/78:30 am -
Nonstop2h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Alaska Airlines logo]()
$99
This Delta deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/14:44 pm -
1 stop6h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Delta logo]()
$109
This Southwest deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/912:40 pm -
Nonstop1h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Southwest logo]()
$110
This Cheapflightsfares deal was found by Cheapflights users on 11/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:55 pm -
1 stop20h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Frontier logo]()
$124
This deal was found by Cheapflights users on 11/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:30 am -
Nonstop2h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Alaska Airlines logo]()
$125
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/18:35 am -
Nonstop2h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Alaska Airlines logo]()
$126
This deal was found by Cheapflights users on 11/7. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/184:44 pm -
1 stop4h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Delta logo]()
$145
This Cheapflightsfares deal was found by Cheapflights users on 11/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:15 pm -
1 stop21h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Frontier logo]()
$149
This Southwest deal was found by Cheapflights users on 11/7. 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.
Sun 2/141:40 pm -
Nonstop1h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Southwest logo]()
$154
Find flight deals from Boise to San Jose
Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) 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 November 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $191 (Expedia) |
One-way from | $99 (Alaska Airlines) |
Popular in | January |
Cheapest in | September |
Average price | $379 |
Good round-trip deal | $257 or less |
Good one-way deal | $161 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise 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 7,457,451 searches. Data last updated November 10, 2026.
Use the filters below to find and compare flights from Boise to San Jose that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Wed 12/9
6:20 am-12:00 pm
2 stops6h 40m
San Jose
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$125
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Mon 2/15
1:29 pm-7:20 pm
1 stop6h 51m
San Jose
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$135
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Thu 12/3
8:56 am-1:47 pm
1 stop5h 51m
San Jose
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$135
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Sun 2/14
1:40 pm-2:30 pm
Nonstop1h 50m
San Jose
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$154
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Sun 2/14
6:31 pm-10:11 pm
1 stop4h 40m
San Jose
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$164
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Sun 12/6
5:47 am-8:58 am
1 stop4h 11m
San Jose
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$164
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Sun 12/6
5:35 am-10:40 am
2 stops6h 05m
San Jose
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$169
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Sat 1/2
11:10 am-8:00 pm
1 stop9h 50m
San Jose
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$189
Quickest round-trip
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Sun 12/27
8:45 pm-9:30 pm
Nonstop1h 45m
San Jose
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$199
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Mon 11/23
10:14 am-11:14 am
Nonstop2h 00m
San Jose
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$242
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Boise 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 Boise to San Jose in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boise-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 Boise-San Jose, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-San Jose, California flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boise-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 Boise-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 Boise to San Jose
Have a flexible travel schedule? Discover the best time to fly to San Jose from Boise with our price prediction graph.
BOI-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 Boise to San Jose
Prices
Airlines
How far ahead should I book a flight from Boise to San Jose, California?
The price you pay for your flight from Boise to San Jose, California may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Boise to San Jose, California?
Currently, September is the cheapest month in which you can book a flight from Boise to San Jose, California (average of $237). Flying from Boise to San Jose, California in January is currently the most expensive (average of $447). 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.
What is the cheapest time of day to fly from BOI to SJC?
Find hourly flight availability from Boise to San Jose. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 10, 2026.
One of the essential ways to save on airfare from Boise to San Jose, California is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 29% on airfare.
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 November 10, 2026.
Read through reviews of airlines operating flights from Boise to San Jose, such as Southwest,Alaska Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.4
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.4
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.4
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.4
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.4
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
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Boise and San Jose flights
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Top 4 airlines flying from Boise to San Jose
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$136 | Average$236 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$157 | Average$351 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$197 | Average$317 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$214 | Average$387 | FlexibilityNo cancel fee | On-time71% |