$74+ Cheap flights from Boise to San Jose, CA (BOI - 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SJC
Sep 10 — Sep 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 October or May, booked 51 days in advance, depart on a Saturday or Thursday and return on a Monday
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 August 11, 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 August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/253:52 pm -
1 stop22h 37m
Thu 10/292:24 pm -
1 stop23h 33m
Deal found 8/11![Frontier logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/253:52 pm -
1 stop22h 37m
Sun 11/12:24 pm -
1 stop23h 33m
Deal found 8/11![Frontier logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Mon 10/193:52 pm -
2 stops29h 16m
Thu 10/292:24 pm -
1 stop23h 33m
Deal found 8/11![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Mon 10/193:52 pm -
2 stops29h 16m
Sun 11/12:24 pm -
1 stop23h 33m
Deal found 8/11![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 10/233:52 pm -
2 stops29h 16m
Thu 10/292:24 pm -
1 stop23h 33m
Deal found 8/11![Frontier logo]()
$211
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/51:55 pm -
1 stop5h 38m
Wed 9/94:00 pm -
1 stop5h 03m
Deal found 8/11![American Airlines logo]()
$215
This Southwest deal was found by Cheapflights users on 8/10. 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 10/2212:45 pm -
Nonstop1h 45m
Thu 10/291:25 pm -
Nonstop1h 40m
Deal found 8/10![Southwest logo]()
$221
This Southwest deal was found by Cheapflights users on 8/11. 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 9/911:30 am -
Nonstop1h 45m
Sun 9/1311:10 am -
Nonstop1h 35m
Deal found 8/11![Southwest logo]()
$229
This Southwest deal was found by Cheapflights users on 8/9. 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 9/2810:50 am -
Nonstop1h 50m
Mon 9/282:40 pm -
1 stop5h 05m
Deal found 8/9![Southwest logo]()
$231
This Priceline deal was found by Cheapflights users on 8/8. 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.
Thu 9/102:50 pm -
1 stop8h 02m
Sat 9/125:15 pm -
Nonstop1h 36m
Deal found 8/8![Multiple Airlines logo]()
$236
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 August 11, 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 August 11, 2026.
This Southwest deal was found by Cheapflights users on 8/11. 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 10/1612:45 pm -
Nonstop1h 45m
Mon 10/191:25 pm -
Nonstop1h 40m
Deal found 8/11![Southwest logo]()
$229
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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 10/217:20 am -
Nonstop1h 57m
Tue 10/276:18 pm -
Nonstop1h 42m
Deal found 8/11![Alaska Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 8/11. 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 10/1711:25 am -
2 stops8h 25m
Mon 10/191:25 pm -
Nonstop1h 40m
Deal found 8/11![Southwest logo]()
$236
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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 10/297:20 am -
Nonstop1h 57m
Mon 11/25:21 pm -
Nonstop1h 44m
Deal found 8/11![Alaska Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 8/8. 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 9/1010:50 am -
Nonstop1h 50m
Sat 9/1212:10 pm -
Nonstop1h 35m
Deal found 8/8![Southwest logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 8/8. 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.
Mon 9/217:00 am -
Nonstop1h 52m
Thu 9/247:49 pm -
Nonstop1h 36m
Deal found 8/8![Alaska Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 8/11. 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 10/212:45 pm -
Nonstop1h 45m
Mon 10/51:25 pm -
Nonstop1h 40m
Deal found 8/11![Southwest logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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.
Sun 10/257:20 am -
Nonstop1h 57m
Sat 10/316:18 pm -
Nonstop1h 42m
Deal found 8/10![Alaska Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 8/11. 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 10/35:20 am -
1 stop4h 45m
Mon 10/55:00 pm -
2 stops7h 40m
Deal found 8/11![Southwest logo]()
$246
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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 10/107:20 am -
Nonstop1h 57m
Sun 10/116:17 am -
1 stop5h 18m
Deal found 8/11![Alaska Airlines logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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 10/249:12 am -
1 stop4h 23m
Mon 10/266:18 pm -
Nonstop1h 42m
Deal found 8/10![Alaska Airlines logo]()
$247
Last-minute flights from Boise to San JoseDiscover last-minute flight deals from Boise to San Jose. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to San Jose. Data last updated August 11, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/51:55 pm -
1 stop5h 38m
Wed 9/94:00 pm -
1 stop5h 03m
Deal found 8/11![American Airlines logo]()
$215
This Southwest deal was found by Cheapflights users on 8/11. 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 9/511:35 am -
Nonstop1h 45m
Wed 9/91:35 pm -
Nonstop1h 35m
Deal found 8/11![Southwest logo]()
$221
This Alaska Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 9/57:20 am -
1 stop16h 36m
Sat 9/125:15 pm -
Nonstop1h 36m
Deal found 8/8![Alaska Airlines logo]()
$250
This Southwest deal was found by Cheapflights users on 8/11. 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 9/911:30 am -
Nonstop1h 45m
Sun 9/1311:10 am -
Nonstop1h 35m
Deal found 8/11![Southwest logo]()
$229
This Priceline deal was found by Cheapflights users on 8/8. 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.
Thu 9/102:50 pm -
1 stop8h 02m
Sat 9/125:15 pm -
Nonstop1h 36m
Deal found 8/8![Multiple Airlines logo]()
$236
This Alaska Airlines deal was found by Cheapflights users on 8/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:00 am -
Nonstop1h 52m
Thu 9/247:49 pm -
Nonstop1h 36m
Deal found 8/7![Alaska Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 8/11. 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 9/214:00 pm -
1 stop7h 06m
Thu 9/2411:32 am -
1 stop6h 07m
Deal found 8/11![Delta logo]()
$239
This Delta deal was found by Cheapflights users on 8/10. 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.
Mon 9/214:00 pm -
1 stop7h 06m
Fri 9/252:56 pm -
1 stop7h 03m
Deal found 8/10![Delta logo]()
$248
This Southwest deal was found by Cheapflights users on 8/9. 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 9/287:30 am -
1 stop4h 50m
Sat 10/312:45 pm -
Nonstop1h 40m
Deal found 8/9![Southwest logo]()
$231
This Southwest deal was found by Cheapflights users on 8/11. 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 9/287:30 am -
1 stop4h 50m
Wed 9/302:55 pm -
2 stops7h 30m
Deal found 8/11![Southwest logo]()
$246
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 August 11, 2026.
Search for one-way flight options from Boise to San Jose. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Thu 9/102:50 pm -
1 stop22h 53m
Deal found 8/11![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:52 pm -
1 stop22h 37m
Deal found 8/11![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/202:50 pm -
1 stop22h 53m
Deal found 8/11![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Mon 10/123:52 pm -
2 stops29h 16m
Deal found 8/11![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 8/8. 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.
Sun 9/272:50 pm -
1 stop22h 53m
Deal found 8/8![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/293:52 pm -
1 stop22h 37m
Deal found 8/9![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/132:50 pm -
1 stop8h 02m
Deal found 8/10![Frontier logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:50 pm -
1 stop8h 02m
Deal found 8/9![Frontier logo]()
$105
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 August 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $168 (Kiwi.com) |
One-way from | $74 (Kiwi.com) |
Popular in | March |
Cheapest in | October |
Average price | $297 |
Good round-trip deal | $217 or less |
Good one-way deal | $158 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 2,558,603 searches. Data last updated August 11, 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
Quickest round-trip
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Fri 10/16
12:45 pm-1:30 pm
Nonstop1h 45m
San Jose
Mon 10/19
1:25 pm-4:05 pm
Nonstop1h 40m
$229
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Sat 10/17
11:25 am-6:50 pm
2 stops8h 25m
San Jose
Mon 10/19
1:25 pm-4:05 pm
Nonstop1h 40m
$236
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Wed 10/21
7:20 am-8:17 am
Nonstop1h 57m
San Jose
Tue 10/27
6:18 pm-9:00 pm
Nonstop1h 42m
$237
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Thu 10/29
7:20 am-8:17 am
Nonstop1h 57m
San Jose
Mon 11/2
5:21 pm-8:05 pm
Nonstop1h 44m
$237
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Thu 9/10
10:50 am-11:40 am
Nonstop1h 50m
San Jose
Sat 9/12
12:10 pm-2:45 pm
Nonstop1h 35m
$237
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Mon 9/21
7:00 am-7:52 am
Nonstop1h 52m
San Jose
Thu 9/24
7:49 pm-10:25 pm
Nonstop1h 36m
$237
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Fri 10/2
12:45 pm-1:30 pm
Nonstop1h 45m
San Jose
Mon 10/5
1:25 pm-4:05 pm
Nonstop1h 40m
$237
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Sun 10/25
7:20 am-8:17 am
Nonstop1h 57m
San Jose
Sat 10/31
6:18 pm-9:00 pm
Nonstop1h 42m
$237
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Sat 10/3
5:20 am-9:05 am
1 stop4h 45m
San Jose
Mon 10/5
5:00 pm-1:40 am
2 stops7h 40m
$246
BoiseSan Jose
BOI Boise Air Term. Gowen Fld - SJC San Jose
BOISJC
Boise Air Term. Gowen Fld
Sat 10/10
7:20 am-8:17 am
Nonstop1h 57m
San Jose
Sun 10/11
6:17 am-12:35 pm
1 stop5h 18m
$247
Showing 1-10 of 21 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 August.
| 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 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 50 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, October is the cheapest month in which you can book a flight from Boise to San Jose, California (average of $211). Flying from Boise to San Jose, California in March is currently the most expensive (average of $448). 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 August 11, 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 38% 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 August 11, 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.
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
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Top 3 airlines flying from Boise to San Jose
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$236 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$157 | Average$336 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$157 | Average$320 | FlexibilityNo cancel fee | On-time63% |