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San Jose

$73+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SJC
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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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 junio 12, 2025.

Round-trip from

$157
(Alaska Airlines)

One-way from

$73
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$257

Good round-trip deal

$217 or less

Good one-way deal

$118 or less
From Idaho to San Jose
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One-way flight from Idaho to San Jose
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Highest demand for flights based on searches. 7% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Idaho to San Jose.
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Price to beat on a one-way flight from Idaho to San Jose.
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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 junio 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
mar. 9/210:08 amBOI - SJC
Nonstop1h 55mAlaska Airlines
mar. 9/94:58 pmSJC - BOI
Nonstop1h 40mAlaska Airlines
Deal found 6/11$157
This Hawaiian Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/210:08 amBOI - SJC
Nonstop1h 55mHawaiian Airlines
vie. 9/54:58 pmSJC - BOI
Nonstop1h 40mHawaiian Airlines
Deal found 6/9$167
This Southwest deal was found by Cheapflights users on 6/11. 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.
sáb. 11/83:25 pmBOI - SJC
Nonstop1h 50mSouthwest
mar. 11/118:00 amSJC - BOI
2 stops7h 50mSouthwest
Deal found 6/11$172
This Gotogate deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/3110:00 amBOI - SJC
Nonstop1h 55mMultiple Airlines
lun. 8/46:30 amSJC - BOI
1 stop11h 22mMultiple Airlines
Deal found 6/10$196
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/217:48 pmBOI - SJC
1 stop15h 48mSpirit Airlines
lun. 7/286:30 amSJC - BOI
1 stop11h 22mSpirit Airlines
Deal found 6/12$198
This Trip.com deal was found by Cheapflights users on 6/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/257:00 amGEG - SJC
1 stop7h 13mHawaiian Airlines
lun. 9/110:06 amSJC - GEG
1 stop6h 45mHawaiian Airlines
Deal found 6/11$205
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/216:00 pmBOI - SJC
1 stop6h 36mDelta
lun. 8/45:40 pmSJC - BOI
1 stop4h 17mDelta
Deal found 6/10$207
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/45:52 pmGEG - SJC
2 stops16h 44mMultiple Airlines
jue. 8/146:00 amSJC - GEG
1 stop8h 56mMultiple Airlines
Deal found 6/10$217
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
sáb. 11/85:00 amGEG - SJC
1 stop3h 55mAlaska Airlines
mar. 11/114:40 pmSJC - GEG
1 stop4h 39mAlaska Airlines
Deal found 6/11$226
This Delta deal was found by Cheapflights users on 6/11. 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.
jue. 8/146:30 amGEG - SJC
1 stop6h 30mDelta
dom. 8/177:23 amSJC - GEG
1 stop5h 18mDelta
Deal found 6/11$236
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/86:52 pmIDA - SJC
1 stop5h 44mDelta
dom. 8/105:45 amSJC - IDA
1 stop3h 49mDelta
Deal found 6/10$270
This Southwest deal was found by Cheapflights users on 6/11. 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.
jue. 7/3111:50 amGEG - SJC
Nonstop2h 10mSouthwest
lun. 8/114:30 pmSJC - GEG
1 stop7h 10mSouthwest
Deal found 6/11$270

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 junio 12, 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

mar. 9/2

10:08 am-11:03 am

Nonstop1h 55m

San Jose

mar. 9/9

4:58 pm-7:38 pm

Nonstop1h 40m

$157

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

mar. 9/2

10:08 am-11:03 am

Nonstop1h 55m

San Jose

vie. 9/5

4:58 pm-7:38 pm

Nonstop1h 40m

$167

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

sáb. 11/8

3:25 pm-4:15 pm

Nonstop1h 50m

San Jose

mar. 11/11

8:00 am-4:50 pm

2 stops7h 50m

$172

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

jue. 7/31

10:00 am-10:55 am

Nonstop1h 55m

San Jose

lun. 8/4

6:30 am-6:52 pm

1 stop11h 22m

$196

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

lun. 7/21

7:48 pm-10:36 am

1 stop15h 48m

San Jose

lun. 7/28

6:30 am-6:52 pm

1 stop11h 22m

$198

SpokaneSan Jose

GEG - SJC

GEGSJC

Spokane

lun. 8/25

7:00 am-2:13 pm

1 stop7h 13m

San Jose

lun. 9/1

10:06 am-4:51 pm

1 stop6h 45m

$205

BoiseSan Jose

BOI - SJC

BOISJC

Boise Air Term. Gowen Fld

lun. 7/21

6:00 pm-11:36 pm

1 stop6h 36m

San Jose

lun. 8/4

5:40 pm-10:57 pm

1 stop4h 17m

$207

SpokaneSan Jose

GEG - SJC

GEGSJC

Spokane

lun. 8/4

5:52 pm-10:36 am

2 stops16h 44m

San Jose

jue. 8/14

6:00 am-2:56 pm

1 stop8h 56m

$217

SpokaneSan Jose

GEG - SJC

GEGSJC

Spokane

sáb. 11/8

5:00 am-8:55 am

1 stop3h 55m

San Jose

mar. 11/11

4:40 pm-9:19 pm

1 stop4h 39m

$226

SpokaneSan Jose

GEG - SJC

GEGSJC

Spokane

jue. 8/14

6:30 am-1:00 pm

1 stop6h 30m

San Jose

dom. 8/17

7:23 am-12:41 pm

1 stop5h 18m

$236

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 50 results
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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 $344). 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 junio 12, 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 junio 12, 2025.

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

Rainfall in San Jose by month

Plan your trip to San Jose by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Jose ranges from 0.0 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. July is typically the driest time to visit San Jose when rainfall is around 0.0 in.

Temperature in San Jose by month

Plan your trip to San Jose by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Jose, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

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 junio 12, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Idaho to San Jose. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

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

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

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
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

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
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

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?

    $73 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Alaska Airlines and Hawaiian Airlines, with prices starting from $78 and $82, 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 (100%), American Airlines (100%) or Alaska Airlines (100%) 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 $233 for a flight from Idaho to San Jose. The cheapest flight overall is $108 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 $344). 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.

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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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$89Average$161FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$137Average$252FlexibilityNo cancel feeOn-time85%
DeltaCheapest$141Average$429FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$176Average$284FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$177Average$283FlexibilityNo cancel feeOn-time63%

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