HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Jose

$65+ Cheap flights from Idaho to San Jose (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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SJC
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho 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.

Cheap flight deals from Idaho to San Jose

Keep the following information in mind while searching for Idaho to San Jose flight deals. Data was last updated July 3, 2025.

Round-trip from

$137
(Hawaiian Airlines)

One-way from

$65
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$244

Good round-trip deal

$217 or less

Good one-way deal

$108 or less
From Idaho to San Jose
Search Deals
One-way flight from Idaho to San Jose
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Idaho to San Jose.
Search Deals
Price to beat on a one-way flight from Idaho to San Jose.
Search Deals

Find flight deals from Idaho to San Jose

Cheapest flights from Idaho to San Jose
Explore the most affordable flight options available from Idaho to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 7/3. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1010:08 amBOI - SJC
Nonstop1h 55mHawaiian Airlines
Wed 9/174:58 pmSJC - BOI
Nonstop1h 40mHawaiian Airlines
Deal found 7/3$137
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/103:45 pmBOI - SJC
1 stop4h 28mDelta
Wed 9/1711:35 amSJC - BOI
1 stop5h 41mDelta
Deal found 7/3$157
This Southwest deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/211:30 amBOI - SJC
2 stops6h 05mSouthwest
Sat 9/137:00 amSJC - BOI
1 stop5h 45mSouthwest
Deal found 7/1$162
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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 7/2910:00 amBOI - SJC
Nonstop1h 55mAlaska Airlines
Wed 8/135:03 pmSJC - BOI
Nonstop1h 41mAlaska Airlines
Deal found 7/2$187
This Cheapflightsfares deal was found by Cheapflights users on 7/1. 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.
Fri 8/17:48 pmBOI - SJC
1 stop5h 06mSpirit Airlines
Mon 8/46:30 amSJC - BOI
1 stop11h 22mSpirit Airlines
Deal found 7/1$189
This Hawaiian Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2212:34 pmGEG - SJC
1 stop3h 48mHawaiian Airlines
Sat 10/257:45 pmSJC - GEG
1 stop4h 33mHawaiian Airlines
Deal found 6/30$212
This Southwest deal was found by Cheapflights users on 7/3. 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 10/212:30 pmGEG - SJC
Nonstop2h 10mSouthwest
Sun 10/511:35 amSJC - GEG
Nonstop2h 10mSouthwest
Deal found 7/3$217
This Orbitz deal was found by Cheapflights users on 7/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1510:00 amBOI - SJC
Nonstop1h 55mMultiple Airlines
Sun 8/176:00 amSJC - BOI
1 stop10h 11mMultiple Airlines
Deal found 7/1$219
This Alaska Airlines deal was found by Cheapflights users on 7/3. 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 10/26:25 amGEG - SJC
1 stop7h 50mAlaska Airlines
Sun 10/58:00 amSJC - GEG
1 stop3h 39mAlaska Airlines
Deal found 7/3$221
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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 9/176:13 amIDA - SJC
1 stop6h 45mAlaska Airlines
Tue 9/233:15 pmSJC - IDA
1 stop6h 24mAlaska Airlines
Deal found 7/2$240
This Hawaiian Airlines deal was found by Cheapflights users on 7/2. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/153:56 pmIDA - SJC
1 stop5h 04mHawaiian Airlines
Tue 11/188:10 amSJC - IDA
1 stop6h 09mHawaiian Airlines
Deal found 7/2$242
This Mytrip deal was found by Cheapflights users on 7/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/179:33 amGEG - SJC
1 stop14h 21mMultiple Airlines
Mon 7/216:30 amSJC - GEG
2 stops10h 32mMultiple Airlines
Deal found 7/2$257

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho 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 July 3, 2025.
Use the filters below to find and compare flights from Idaho to San Jose that are best for you.

Fly from

Idaho

Fly to

San Jose

Route

Depart

Return

Price

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Wed 9/10

10:08 am-11:03 am

Nonstop1h 55m

San Jose

Wed 9/17

4:58 pm-7:38 pm

Nonstop1h 40m

$137

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Wed 9/10

3:45 pm-7:13 pm

1 stop4h 28m

San Jose

Wed 9/17

11:35 am-6:16 pm

1 stop5h 41m

$157

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Tue 9/2

11:30 am-4:35 pm

2 stops6h 05m

San Jose

Sat 9/13

7:00 am-1:45 pm

1 stop5h 45m

$162

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Tue 7/29

10:00 am-10:55 am

Nonstop1h 55m

San Jose

Wed 8/13

5:03 pm-7:44 pm

Nonstop1h 41m

$187

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Fri 8/1

7:48 pm-11:54 pm

1 stop5h 06m

San Jose

Mon 8/4

6:30 am-6:52 pm

1 stop11h 22m

$189

SpokaneSan Jose

GEG - SJC

GEGSJC

Spokane

Wed 10/22

12:34 pm-4:22 pm

1 stop3h 48m

San Jose

Sat 10/25

7:45 pm-12:18 am

1 stop4h 33m

$212

SpokaneSan Jose

GEG - SJC

GEGSJC

Spokane

Thu 10/2

12:30 pm-2:40 pm

Nonstop2h 10m

San Jose

Sun 10/5

11:35 am-1:45 pm

Nonstop2h 10m

$217

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

Fri 8/15

10:00 am-10:55 am

Nonstop1h 55m

San Jose

Sun 8/17

6:00 am-5:11 pm

1 stop10h 11m

$219

SpokaneSan Jose

GEG - SJC

GEGSJC

Spokane

Thu 10/2

6:25 am-2:15 pm

1 stop7h 50m

San Jose

Sun 10/5

8:00 am-11:39 am

1 stop3h 39m

$221

Idaho FallsSan Jose

IDA - SJC

IDASJC

Idaho Falls Fanning Field

Wed 9/17

6:13 am-11:58 am

1 stop6h 45m

San Jose

Tue 9/23

3:15 pm-10:39 pm

1 stop6h 24m

$240

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 47 results
1
2
3
...
5

Best time to book a flight from Idaho to San Jose

Have a flexible travel schedule? Discover the best time to fly to San Jose from Idaho with our price prediction graph.
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 Idaho to San Jose

What is the cheapest month to book a flight from Idaho to San Jose?

Currently, September is the cheapest month in which you can book a flight from Idaho to San Jose (average of $255). Flying from Idaho to San Jose in June is currently the most expensive (average of $358). 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 ID to SJC?

Find hourly flight availability from Idaho 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 July 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to San Jose as you normally would.

Weekly flight availability from Idaho to San Jose

Explore weekly flight availability from Idaho to San Jose. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 3, 2025.

The most flights from USID to SJC are scheduled on a Monday (4 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (3 on average).

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 July 3, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Idaho to San Jose by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Idaho to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Jose from Idaho?

    For a flight from Idaho to San Jose, you will be flying into San Jose. San Jose (SJC) is just 2.9 mi from the center of the city.

  • How popular is this Idaho to San Jose flight route?

    The Idaho to San Jose flight path was viewed by 10 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Idaho to San Jose one-way?

    $65 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on Alaska Airlines and Southwest, with prices starting from $66 and $78, respectively.

  • What are the most popular routes from Idaho to San Jose?

    The most popular flight routes from Idaho to San Jose are Boise Air Term. Gowen Fld - San Jose, Spokane - San Jose and Idaho Falls Fanning Field - San Jose.

  • What are the most reliable airlines from Idaho to San Jose?

    Consider SkyWest Airlines (98%), American Airlines (98%) or Alaska Airlines (98%) when booking your flight. These represent the most reliable airlines when flying from Idaho to San Jose.

  • What are the cheapest flights from Idaho to San Jose?

    On average you can expect to pay $253 for a flight from Idaho to San Jose. The cheapest flight overall is $78 while the most popular route, (Boise Air Term. Gowen Fld - San Jose) is currently priced at $157.

  • Can I find deals for flights from Idaho to San Jose that include hotel bookings?

    Yes. In addition to deals on Idaho to San Jose flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to San Jose?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to San Jose.

  • Can I find deals for business class flights from Idaho to San Jose?

    Yes. Cheapflights offers flight deals from Idaho to San Jose by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho to San Jose?

    Currently, September is the cheapest month in which you can book a flight from Idaho to San Jose (average of $255). Flying from Idaho to San Jose in June is currently the most expensive (average of $358). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho to San Jose

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to Las Vegas flights
Newark to Los Angeles flights
Dallas/Fort Worth to Los Angeles flights
Los Angeles to San Francisco flights
Dallas/Fort Worth to Las Vegas flights
San Francisco to Las Vegas flights
John F Kennedy Intl to San Francisco flights
San Francisco to Los Angeles flights
Seattle to Los Angeles flights
O'Hare Intl to Las Vegas flights
Los Angeles to Las Vegas flights
Newark to Las Vegas flights
Newark to San Francisco flights
Atlanta to Las Vegas flights
Seattle to Las Vegas flights
O'Hare Intl to Los Angeles flights
Hobby to Las Vegas flights
Denver to Las Vegas flights
LaGuardia to Los Angeles flights
Santa Ana to San Francisco flights
Boston to Los Angeles flights
Dulles Intl to Los Angeles flights
Reagan-National to Los Angeles flights
Los Angeles to San Jose flights
San Francisco to Santa Ana flights
Dulles Intl to Las Vegas flights
George Bush Intcntl to Las Vegas flights
Baltimore to Las Vegas flights
Seattle to San Francisco flights
Santa Ana to Las Vegas flights
San Jose to Los Angeles flights
LaGuardia to Las Vegas flights
Oakland to Las Vegas flights
Burbank to Las Vegas flights
San Jose to Las Vegas flights
Los Angeles to Oakland flights
Dallas/Fort Worth to San Francisco flights
John F Kennedy Intl to Ontario flights
Ontario to San Francisco flights
Oakland to Los Angeles flights
Portland to Los Angeles flights
Boston to Las Vegas flights
Dallas/Fort Worth to Ontario flights
Detroit to Las Vegas flights
John F Kennedy Intl to San Diego flights
Baltimore to Los Angeles flights
San Francisco to San Diego flights
LaGuardia to San Francisco flights
Dulles Intl to San Francisco flights

Top 5 airlines flying from Idaho to San Jose

Discover the top 5 airlines that operate flights from Idaho 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$89Average$160FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$137Average$237FlexibilityNo cancel feeOn-time85%
DeltaCheapest$141Average$404FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$168Average$273FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$174Average$284FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.