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$72+ Cheap flights from San Jose (SJC) to Idaho

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BOI
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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Cheap flight deals from San Jose to Idaho

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Idaho (USID). 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 December 18, 2024.

Round-trip from

$131
(CheapOair)

One-way from

$72
(CheapOair)
From San Jose to Idaho
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One-way flight from San Jose to Idaho
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Find flight deals from San Jose to Idaho

Cheapest flights from San Jose to Idaho
Explore the most affordable flight options available from San Jose to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This Cheapflightsfares deal was found by Cheapflights users on 12/17. 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.
Thu 12/195:50 amSJC - BOI
1 stop4h 12mSpirit Airlines
Mon 1/611:57 amBOI - SJC
1 stop12h 24mSpirit Airlines
Deal found 12/17$377
This Travelocity deal was found by Cheapflights users on 12/17. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/184:59 pmSJC - BOI
1 stop5h 19mMultiple Airlines
Mon 1/611:57 amBOI - SJC
1 stop12h 24mMultiple Airlines
Deal found 12/17$382
This Delta deal was found by Cheapflights users on 12/17. 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 12/176:15 amSJC - GEG
1 stop7h 45mDelta
Fri 12/207:00 pmGEG - SJC
1 stop4h 59mDelta
Deal found 12/17$390
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/275:04 pmSJC - BOI
1 stop6h 44mDelta
Wed 1/15:59 amBOI - SJC
1 stop4h 31mDelta
Deal found 12/17$421
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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 12/253:00 pmSJC - GEG
1 stop5h 50mAlaska Airlines
Tue 12/316:16 amGEG - SJC
1 stop5h 38mAlaska Airlines
Deal found 12/17$430
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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.
Fri 12/273:21 pmSJC - BOI
Nonstop1h 44mAlaska Airlines
Wed 1/19:53 amBOI - SJC
1 stop4h 01mAlaska Airlines
Deal found 12/17$431
This Southwest deal was found by Cheapflights users on 12/17. 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 12/1812:05 pmSJC - BOI
Nonstop1h 40mSouthwest
Mon 1/612:55 pmBOI - SJC
Nonstop1h 50mSouthwest
Deal found 12/17$443
This Southwest deal was found by Cheapflights users on 12/17. 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 12/1712:40 pmSJC - GEG
2 stops7h 55mSouthwest
Fri 12/206:00 amGEG - SJC
1 stop4h 55mSouthwest
Deal found 12/17$485
This Delta deal was found by Cheapflights users on 12/16. 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.
Sun 12/225:30 pmSJC - JAC
1 stop19h 42mDelta
Wed 12/253:30 pmJAC - SJC
1 stop8h 09mDelta
Deal found 12/16$615
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/238:30 amSJC - JAC
1 stop7h 39mUnited Airlines
Sat 12/282:30 pmJAC - SJC
1 stop7h 38mUnited Airlines
Deal found 12/16$622
This Delta deal was found by Cheapflights users on 12/18. 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 12/265:55 amSJC - PIH
1 stop5h 39mDelta
Wed 1/16:20 amPIH - SJC
1 stop4h 10mDelta
Deal found 12/18$633
This American Airlines deal was found by Cheapflights users on 12/18. 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.
Fri 12/273:21 pmSJC - BOI
Nonstop1h 44mAmerican Airlines
Sun 12/291:40 pmBOI - SJC
Nonstop2h 01mAmerican Airlines
Deal found 12/18$648

Find flights from San Jose to Idaho within your budget

Customize your flight search to find flights from San Jose to Idaho 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 December 18, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

San JoseBoise

SJC - BOI

SJCBOI

San Jose

Thu 1/9

3:35 pm-6:43 pm

1 stop26h 08m

Boise Air Term. Gowen Fld

Sun 1/12

7:38 pm-8:39 pm

1 stop26h 01m

$131

San JoseBoise

SJC - BOI

SJCBOI

San Jose

Thu 1/9

6:59 pm-9:40 pm

Nonstop1h 41m

Boise Air Term. Gowen Fld

Sun 1/12

9:34 am-10:32 am

Nonstop1h 58m

$157

San JoseBoise

SJC - BOI

SJCBOI

San Jose

Mon 1/13

11:36 am-6:43 pm

1 stop6h 07m

Boise Air Term. Gowen Fld

Wed 1/15

6:20 pm-11:27 pm

1 stop6h 07m

$163

San JoseSpokane

SJC - GEG

SJCGEG

San Jose

Thu 1/16

10:09 am-4:53 pm

1 stop6h 44m

Spokane

Wed 1/22

2:34 pm-6:11 pm

1 stop3h 37m

$218

San JoseBoise

SJC - BOI

SJCBOI

San Jose

Mon 1/13

11:35 am-2:10 pm

Nonstop1h 35m

Boise Air Term. Gowen Fld

Wed 1/15

1:20 pm-2:15 pm

Nonstop1h 55m

$221

San JoseBoise

SJC - BOI

SJCBOI

San Jose

Mon 1/13

10:09 am-5:02 pm

1 stop5h 53m

Boise Air Term. Gowen Fld

Fri 1/17

5:55 am-9:14 am

1 stop4h 19m

$246

San JoseSpokane

SJC - GEG

SJCGEG

San Jose

Wed 1/8

12:55 pm-8:53 pm

1 stop7h 58m

Spokane

Sat 1/11

5:05 am-1:31 pm

1 stop8h 26m

$258

San JoseSpokane

SJC - GEG

SJCGEG

San Jose

Thu 1/16

5:50 am-12:18 pm

1 stop6h 28m

Spokane

Thu 1/23

5:00 am-10:54 am

1 stop5h 54m

$290

San JoseIdaho Falls

SJC - IDA

SJCIDA

San Jose

Thu 2/20

3:06 pm-10:36 pm

1 stop6h 30m

Idaho Falls Fanning Field

Tue 2/25

8:00 am-7:28 pm

1 stop12h 28m

$298

San JoseJackson

SJC - JAC

SJCJAC

San Jose

Fri 1/10

9:05 am-3:22 pm

1 stop5h 17m

Jackson Hole

Sun 1/12

5:35 pm-11:52 pm

1 stop7h 17m

$302

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 35 results
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Best time to book a flight from San Jose to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from San Jose 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.

Travel insights for flights from San Jose to Idaho

Get recent, data-driven insights about flights from San Jose to Idaho including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from San Jose to Idaho (average of $314). Flying from San Jose to Idaho in June is currently the most expensive (average of $436). 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 SJC to ID?

Find hourly flight availability from San Jose to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

When flying from San Jose to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Idaho by month

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

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

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

If weather is an important factor for your trip to Idaho, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated December 18, 2024.
To help decide which airline to fly from San Jose to Idaho, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,848 reviews

Overall

8.1

Boarding

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Southwest
8.1
Very good
4,848 reviews
Southwest
8.1
Very good
4,848 reviews

Overall

8.1

Boarding

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Alaska Airlines
8.0
Very good
9,552 reviews
Southwest
8.1
Very good
4,848 reviews

Overall

8.1

Boarding

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Delta
8.0
Very good
8,604 reviews
Southwest
8.1
Very good
4,848 reviews

Overall

8.1

Boarding

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

United Airlines
7.4
Good
9,059 reviews
Southwest
8.1
Very good
4,848 reviews

Overall

8.1

Boarding

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,848 reviews

Overall

8.1

Boarding

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Idaho. 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 from for flights from San Jose to Idaho?

    Most people fly from San Jose (SJC) if they book a flight from San Jose to Idaho. San Jose is conveniently located just 2.9 mi from San Jose’s city center.

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

    Flights from San Jose to Idaho have been viewed 3 times in the past calendar month.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $72. Alaska Airlines flights start at $79 while deals on Delta start at $88 one-way.

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

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

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

    Before booking your flight to Idaho from San Jose, check out the most reliable airlines to get you to your destination on time: Horizon Air (97%), Hawaiian Airlines (94%), Alaska Airlines( 93%).

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

    The cheapest flight price from San Jose to Idaho is $170. On average you can expect to pay $307. The most popular route, (San Jose - Boise Air Term. Gowen Fld), can usually be booked for $131.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Jose to Idaho 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 San Jose to Idaho?

    Currently, October is the cheapest month in which you can book a flight from San Jose to Idaho (average of $314). Flying from San Jose to Idaho in June is currently the most expensive (average of $436). 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 4 airlines flying from San Jose to Idaho

Discover the top 4 airlines that operate flights from San Jose to Idaho. 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$87Average$171FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$176Average$283FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$188Average$286FlexibilityNo cancel feeOn-time63%
DeltaCheapest$224Average$455FlexibilityNo cancel feeOn-timeN/A
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