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San José

$133+ Cheap flights from Idaho to San José (SJO)

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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SJO
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheap flight deals from Idaho to San José

Keep the following information in mind while searching for Idaho to San José flight deals. Data was last updated julio 30, 2025.

Round-trip from

$320
(American Airlines)

One-way from

$133
(American Airlines)

Popular in

December

Cheapest in

August

Average price

$679
From Idaho to San José Juan Santamaria Intl
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One-way flight from Idaho to San José Juan Santamaria Intl
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Highest demand for flights based on searches. 7% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Idaho to San José

Cheapest flights from Idaho to San José
Explore the most affordable flight options available from Idaho to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

This American Airlines deal was found by Cheapflights users on 7/28. 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.
jue. 9/111:30 pmGEG - SJO
2 stops20h 42mAmerican Airlines
jue. 9/187:00 amSJO - GEG
1 stop16h 35mAmerican Airlines
Deal found 7/28$320
This Delta deal was found by Cheapflights users on 7/28. 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. 10/274:00 pmBOI - SJO
2 stops19h 56mDelta
sáb. 11/11:21 pmSJO - BOI
2 stops21h 56mDelta
Deal found 7/28$320
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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.
mié. 10/810:15 amBOI - SJO
2 stops56h 49mAlaska Airlines
mar. 10/281:11 amSJO - BOI
2 stops15h 06mAlaska Airlines
Deal found 7/29$323
This American Airlines deal was found by Cheapflights users on 7/28. 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.
mar. 8/261:36 pmBOI - SJO
1 stop28h 39mAmerican Airlines
mié. 9/36:00 amSJO - BOI
2 stops15h 48mAmerican Airlines
Deal found 7/28$328
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/135:00 amGEG - SJO
2 stops17h 38mAlaska Airlines
dom. 11/161:58 amSJO - GEG
2 stops23h 17mAlaska Airlines
Deal found 7/30$370
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/1312:45 pmGEG - SJO
2 stops20h 40mUnited Airlines
lun. 11/178:45 amSJO - GEG
2 stops30h 00mUnited Airlines
Deal found 7/30$430
This United Airlines deal was found by Cheapflights users on 7/29. 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.
sáb. 9/277:00 amSUN - SJO
2 stops29h 26mUnited Airlines
mar. 9/301:30 pmSJO - SUN
2 stops24h 03mUnited Airlines
Deal found 7/29$430
This United Airlines deal was found by Cheapflights users on 7/29. 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.
sáb. 9/202:45 pmBOI - SJO
2 stops21h 41mUnited Airlines
sáb. 9/278:37 amSJO - BOI
1 stop15h 07mUnited Airlines
Deal found 7/29$430
This Mytrip deal was found by Cheapflights users on 7/28. 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.
vie. 8/2212:25 pmGEG - SJO
3 stops25h 52mMultiple Airlines
dom. 8/245:30 amSJO - GEG
2 stops31h 05mMultiple Airlines
Deal found 7/28$442
This Mytrip deal was found by Cheapflights users on 7/29. 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.
vie. 9/129:16 pmBOI - SJO
3 stops17h 57mMultiple Airlines
vie. 9/1911:37 amSJO - BOI
3 stops25h 44mMultiple Airlines
Deal found 7/29$448
This Delta deal was found by Cheapflights users on 7/28. 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.
mié. 10/112:38 pmSUN - SJO
2 stops23h 30mDelta
sáb. 11/11:21 pmSJO - SUN
2 stops23h 48mDelta
Deal found 7/28$479
This Southwest deal was found by Cheapflights users on 7/29. 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.
mié. 8/275:45 amGEG - SJO
2 stops12h 10mSouthwest
sáb. 9/68:45 amSJO - GEG
2 stops13h 15mSouthwest
Deal found 7/29$538

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to San José 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 julio 30, 2025.
Use the filters below to find and compare flights from Idaho to San José that are best for you.

Fly from

Idaho

Fly to

San José

Route

Depart

Return

Price

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

jue. 9/11

1:30 pm-11:12 am

2 stops20h 42m

San José Juan Santamaria Intl

jue. 9/18

7:00 am-10:35 pm

1 stop16h 35m

$320

BoiseSan José

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

lun. 10/27

4:00 pm-11:56 am

2 stops19h 56m

San José Juan Santamaria Intl

sáb. 11/1

1:21 pm-11:17 am

2 stops21h 56m

$320

BoiseSan José

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

mié. 10/8

10:15 am-7:04 pm

2 stops56h 49m

San José Juan Santamaria Intl

mar. 10/28

1:11 am-4:17 pm

2 stops15h 06m

$323

BoiseSan José

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

mar. 8/26

1:36 pm-6:15 pm

1 stop28h 39m

San José Juan Santamaria Intl

mié. 9/3

6:00 am-9:48 pm

2 stops15h 48m

$328

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

mar. 1/6

1:44 pm-2:10 pm

2 stops23h 26m

San José Juan Santamaria Intl

mar. 2/10

3:50 pm-12:20 pm

2 stops21h 30m

$402

JacksonSan José

JAC - SJO

JACSJO

Jackson Hole

mié. 1/14

2:02 pm-11:00 pm

1 stop7h 58m

San José Juan Santamaria Intl

mié. 1/21

3:50 pm-2:17 pm

2 stops23h 27m

$402

JacksonSan José

JAC - SJO

JACSJO

Jackson Hole

sáb. 1/17

1:10 pm-12:55 pm

2 stops22h 45m

San José Juan Santamaria Intl

jue. 1/22

2:20 pm-2:07 pm

2 stops24h 47m

$423

HaileySan José

SUN - SJO

SUNSJO

Hailey Sun Valley-Friedman

sáb. 9/27

10:35 am-7:15 am

1 stop20h 40m

San José Juan Santamaria Intl

mar. 9/30

1:30 pm-1:33 pm

2 stops24h 03m

$430

BoiseSan José

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

sáb. 9/20

2:45 pm-12:26 pm

2 stops21h 41m

San José Juan Santamaria Intl

sáb. 9/27

8:37 am-11:44 pm

1 stop15h 07m

$430

JacksonSan José

JAC - SJO

JACSJO

Jackson Hole

mar. 1/13

3:49 pm-8:15 am

1 stop15h 26m

San José Juan Santamaria Intl

vie. 1/23

8:45 am-10:03 am

2 stops26h 18m

$430

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 34 results
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Best time to book a flight from Idaho to San José

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

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

Currently, September is the cheapest month in which you can book a flight from Idaho to San José, San José Province (average of $398). Flying from Idaho to San José, San José Province in March is currently the most expensive (average of $555). 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 SJO?

Find hourly flight availability from Idaho to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 30, 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 José, San José Province as you normally would.

Reviews of airlines servicing San José

Get insights into the airlines that provide service to San José. 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 José. Reviews last updated julio 30, 2025.
Read through reviews of airlines operating flights from Idaho to San José, such as Alaska Airlines, Southwest, and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,241 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Copa Airlines
7.5
Good
1,493 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

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

    If you book a flight to San José from Idaho, you will be flying to Juan Santamaria Intl, which is the city’s only airport. San José Juan Santamaria Intl (SJO) is located 8.8 mi from the center of San José.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $133. Delta flights start at $138 while deals on United Airlines start at $192 one-way.

  • What are the most popular routes from Idaho to San José, San José Province?

    Most travelers choose Boise Air Term. Gowen Fld - San José Juan Santamaria Intl, Spokane - San José Juan Santamaria Intl or Idaho Falls Fanning Field - San José Juan Santamaria Intl when deciding on the best route from Idaho to San José, San José Province.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Idaho to San José, San José Province (average of $398). Flying from Idaho to San José, San José Province in March is currently the most expensive (average of $555). 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

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Heredia
Manuel Antonio
Alajuela
Monteverde
Jacó

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Idaho to San José

See prices for flight routes from nearby airports that may be better suited for you.
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Newark to San José flights
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Hobby to San José flights
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O'Hare Intl to San José flights
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John F Kennedy Intl to Liberia flights
George Bush Intcntl to San José flights
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Fort Lauderdale to San José flights
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O'Hare Intl to Liberia flights
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Dallas/Fort Worth to San José flights
Los Angeles to Liberia flights
Boston to San José flights
LaGuardia to Liberia flights
Denver to Liberia flights
Orlando to San José flights
Seattle to San José flights
Minneapolis to Liberia flights
Dulles Intl to Liberia flights
Baltimore to Liberia flights
Dallas/Fort Worth to Liberia flights
Ontario to San José flights
Salt Lake City to Liberia flights
Raleigh to San José flights
San Francisco to Liberia flights
Sky Harbor Intl to San José flights
Reagan-National to Liberia flights
Atlanta to Liberia flights
Hobby to Liberia flights
Boston to Liberia flights
Philadelphia to San José flights
Austin to San José flights
Oakland to San José flights
Salt Lake City to San José flights
Reno to San José flights
George Bush Intcntl to Liberia flights
Midway to San José flights
Charlotte to San José flights
Minneapolis to San José flights
Seattle to Liberia flights
Ontario to Liberia flights
Miami to Liberia flights

Top 5 airlines flying from Idaho to San José

Discover the top 5 airlines that operate flights from Idaho to San José. 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 julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$436Average$648FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$439Average$702FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$471Average$686FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$557Average$691FlexibilityNo cancel feeOn-time63%
Copa AirlinesCheapest$591Average$1,197FlexibilityNo cancel feeOn-time70%

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