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$271+ Cheap flights from San José (SJO) 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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — BOI
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from San José to Idaho

Keep the following information in mind while searching for San José to Idaho flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$409
(United Airlines)

One-way from

$271
(American Airlines)

Popular in

November

Cheapest in

March

Average price

$392
Provider with most accurate pricing for San José Juan Santamaria Intl-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Boise Air Term. Gowen Fld flights.
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From San José Juan Santamaria Intl to Idaho
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One-way flight from San José Juan Santamaria Intl to Idaho
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Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from San José to Idaho

Cheapest flights from San José to Idaho
Explore the most affordable flight options available from San José to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This United Airlines deal was found by Cheapflights users on 3/27. 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.
Sat 4/266:35 amSJO - GEG
2 stops33h 01mUnited Airlines
Tue 4/294:08 pmGEG - SJO
2 stops17h 03mUnited Airlines
Deal found 3/27$409
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 10/112:50 pmSJO - GEG
2 stops23h 50mMultiple Airlines
Sat 10/118:40 pmGEG - SJO
2 stops15h 37mMultiple Airlines
Deal found 3/27$468
This American Airlines deal was found by Cheapflights users on 3/27. 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 8/3012:50 pmSJO - IDA
2 stops23h 21mAmerican Airlines
Sat 9/63:03 pmIDA - SJO
2 stops18h 22mAmerican Airlines
Deal found 3/27$510
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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 4/251:12 amSJO - GEG
2 stops18h 27mAlaska Airlines
Tue 4/297:00 amGEG - SJO
1 stop15h 52mAlaska Airlines
Deal found 3/27$565
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Tue 5/611:59 pmSJO - GEG
2 stops14h 38mAmerican Airlines
Tue 5/135:34 amGEG - SJO
1 stop15h 43mAmerican Airlines
Deal found 3/27$605
This Southwest deal was found by Cheapflights users on 3/27. 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 4/2612:30 pmSJO - GEG
1 stop10h 35mSouthwest
Sat 5/35:35 amGEG - SJO
1 stop13h 05mSouthwest
Deal found 3/27$612
This Alaska Airlines deal was found by Cheapflights users on 3/26. 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 8/2912:50 amSJO - IDA
2 stops38h 36mAlaska Airlines
Sat 9/66:13 amIDA - SJO
2 stops17h 00mAlaska Airlines
Deal found 3/26$719
This KAYAK deal was found by Cheapflights users on 3/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:10 amSJO - IDA
3 stops16h 29mMultiple Airlines
Sat 9/66:13 amIDA - SJO
2 stops17h 00mMultiple Airlines
Deal found 3/27$937
This Delta deal was found by Cheapflights users on 3/27. 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 4/117:00 amSJO - GEG
2 stops18h 01mDelta
Sun 4/1310:45 pmGEG - SJO
1 stop12h 10mDelta
Deal found 3/27$1,163

Cheapflights Fare Finder

Customize your flight search to find flights from San José 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 March 28, 2025.
Use the filters below to find and compare flights from San José to Idaho that are best for you.

Fly from

San José

Fly to

Idaho

Route

Depart

Return

Price

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Sat 4/26

6:35 am-2:36 pm

2 stops33h 01m

Spokane

Tue 4/29

4:08 pm-10:11 am

2 stops17h 03m

$409

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Sat 8/30

12:50 pm-12:11 pm

2 stops23h 21m

Idaho Falls Fanning Field

Sat 9/6

3:03 pm-9:25 am

2 stops18h 22m

$510

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Fri 4/25

1:12 am-6:39 pm

2 stops18h 27m

Spokane

Tue 4/29

7:00 am-11:52 pm

1 stop15h 52m

$565

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Tue 5/6

11:59 pm-1:37 pm

2 stops14h 38m

Spokane

Tue 5/13

5:34 am-10:17 pm

1 stop15h 43m

$605

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Sat 4/26

12:30 pm-10:05 pm

1 stop10h 35m

Spokane

Sat 5/3

5:35 am-7:40 pm

1 stop13h 05m

$612

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Fri 8/29

12:50 am-3:26 pm

2 stops38h 36m

Idaho Falls Fanning Field

Sat 9/6

6:13 am-11:13 pm

2 stops17h 00m

$719

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Fri 4/25

1:12 am-9:01 pm

2 stops20h 49m

Spokane

Tue 4/29

8:03 am-11:15 pm

3 stops14h 12m

$833

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Sat 8/30

6:10 am-10:39 pm

3 stops16h 29m

Idaho Falls Fanning Field

Sat 9/6

6:13 am-11:13 pm

2 stops17h 00m

$937

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Fri 4/11

7:00 am-12:01 am

2 stops18h 01m

Spokane

Sun 4/13

10:45 pm-11:55 am

1 stop12h 10m

$1,163

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Wed 7/23

6:18 am-9:35 pm

2 stops15h 17m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 17 results
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Best time to book a flight from San José to Idaho

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

What is the cheapest month to book a flight from San José, San José Province to Idaho?

Currently, October is the cheapest month in which you can book a flight from San José, San José Province to Idaho (average of $314). Flying from San José, San José Province to Idaho in June is currently the most expensive (average of $421). 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 SJO to ID?

Find hourly flight availability from San José 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 March 28, 2025.

When flying from San José, San José Province 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 March 28, 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from San José to Idaho. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,798 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,896 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Comfort

8.1

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from San José 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 José to Idaho?

    Most people fly from San José Juan Santamaria Intl (SJO) if they book a flight from San José to Idaho. San José Juan Santamaria Intl is conveniently located just 8.8 mi from San José’s city center.

  • What are the cheapest airlines to fly from San José, San José Province to Idaho one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $271. United Airlines flights start at $384 while deals on Alaska Airlines start at $477 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San José 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 José, San José Province to Idaho?

    Currently, October is the cheapest month in which you can book a flight from San José, San José Province to Idaho (average of $314). Flying from San José, San José Province to Idaho in June is currently the most expensive (average of $421). 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

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Alternative routes for San José to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
San José to John F Kennedy Intl flights
San José to Newark flights
San José to Orlando flights
San José to Miami flights
San José to Fort Lauderdale flights
San José to Los Angeles flights
San José to LaGuardia flights
San José to Las Vegas flights
San José to Hobby flights
San José to Atlanta flights
San José to O'Hare Intl flights
San José to George Bush Intcntl flights
San José to Dulles Intl flights
San José to San Francisco flights
San José to Seattle flights
San José to Dallas/Fort Worth flights
San José to Boston flights
San José to Baltimore flights
San José to Ontario flights
San José to Charlotte flights
San José to Denver flights
San José to Reagan-National flights
Liberia to Newark flights
San José to Philadelphia flights
San José to Midway flights
San José to Salt Lake City flights
San José to Tampa flights
San José to Portland flights
San José to New Orleans flights
Liberia to Los Angeles flights
Liberia to John F Kennedy Intl flights
San José to Honolulu flights
San José to Minneapolis flights
San José to Burbank flights
San José to Love Field flights
San José to Nashville flights
San José to Sky Harbor Intl flights
San José to Raleigh flights
San José to Greensboro flights
San José to San Jose flights
San José to Austin flights
Liberia to Dallas/Fort Worth flights
San José to Cleveland flights
San José to Oakland flights
San José to San Diego flights
San José to Detroit flights
San José to San Antonio flights
San José to Columbus flights
Liberia to Miami flights
San José to Indianapolis flights

Top 2 airlines flying from San José to Idaho

Discover the top 2 airlines that operate flights from San José 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$262Average$619FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$374Average$559FlexibilityNo cancel feeOn-time69%
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