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San José

$300+ Cheap flights from Idaho Falls (IDA) 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — SJO
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Idaho Falls to San José

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to San José (SJO). 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 September 17, 2025.

Round-trip from

$529
(United Airlines)

One-way from

$300
(United Airlines)
From Idaho Falls Fanning Field to San José Juan Santamaria Intl
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One-way flight from Idaho Falls Fanning Field to San José Juan Santamaria Intl
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Find flight deals from Idaho Falls to San José

Cheapest flights from Idaho Falls to San José
Explore the most affordable flight options available from Idaho Falls to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 10/312:45 pmIDA - SJO
2 stops19h 40mUnited Airlines
Fri 11/72:20 pmSJO - IDA
2 stops20h 28mUnited Airlines
Deal found 9/15$529
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 10/313:50 pmIDA - SJO
2 stops32h 01mAlaska Airlines
Thu 11/61:55 amSJO - IDA
2 stops38h 18mAlaska Airlines
Deal found 9/15$583
This United Airlines deal was found by Cheapflights users on 9/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/254:15 pmIDA - SJO
2 stops18h 10mUnited Airlines
Sun 11/306:40 amSJO - IDA
2 stops28h 08mUnited Airlines
Deal found 9/17$1,011
This American Airlines deal was found by Cheapflights users on 9/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/251:58 pmIDA - SJO
1 stop8h 42mAmerican Airlines
Sun 11/303:11 pmSJO - IDA
2 stops23h 16mAmerican Airlines
Deal found 9/17$1,351
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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.
Tue 11/256:00 amIDA - SJO
2 stops16h 28mAlaska Airlines
Sat 11/291:30 amSJO - IDA
2 stops47h 32mAlaska Airlines
Deal found 9/17$1,482
This Expedia deal was found by Cheapflights users on 9/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:00 amIDA - SJO
3 stops16h 15mMultiple Airlines
Sat 11/291:30 amSJO - IDA
2 stops38h 07mMultiple Airlines
Deal found 9/17$1,546
This American Airlines deal was found by Cheapflights users on 9/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/281:38 pmIDA - SJO
1 stop8h 07mAmerican Airlines
Fri 1/212:34 amSJO - IDA
2 stops22h 47mAmerican Airlines
Deal found 9/17$1,727
This Delta deal was found by Cheapflights users on 9/17. 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.
Sun 12/281:10 pmIDA - SJO
2 stops16h 55mDelta
Sat 1/38:30 amSJO - IDA
2 stops15h 27mDelta
Deal found 9/17$1,920
This United Airlines deal was found by Cheapflights users on 9/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/282:30 pmIDA - SJO
1 stop30h 30mUnited Airlines
Sat 1/37:30 amSJO - IDA
1 stop14h 44mUnited Airlines
Deal found 9/17$2,090

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls 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 September 17, 2025.
Use the filters below to find and compare flights from Idaho Falls to San José that are best for you.

Fly from

Idaho Falls

Fly to

San José

Route

Depart

Return

Price

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Mon 3/2

4:31 pm-8:39 pm

3 stops27h 08m

San José Juan Santamaria Intl

Thu 3/5

2:05 pm-9:28 am

2 stops20h 23m

$529

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Fri 10/31

2:45 pm-10:25 am

2 stops19h 40m

San José Juan Santamaria Intl

Fri 11/7

2:20 pm-9:48 am

2 stops20h 28m

$529

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Mon 3/2

8:00 am-11:00 pm

2 stops14h 00m

San José Juan Santamaria Intl

Wed 3/4

2:26 am-10:38 pm

2 stops21h 12m

$550

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Tue 3/10

1:43 pm-1:25 pm

2 stops23h 42m

San José Juan Santamaria Intl

Thu 3/12

2:50 pm-12:22 pm

2 stops21h 32m

$566

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Fri 10/31

3:50 pm-11:51 pm

2 stops32h 01m

San José Juan Santamaria Intl

Thu 11/6

1:55 am-3:13 pm

2 stops38h 18m

$583

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Tue 3/10

8:00 am-10:00 pm

2 stops14h 00m

San José Juan Santamaria Intl

Wed 3/11

1:26 am-10:38 pm

2 stops21h 12m

$635

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Mon 3/2

8:19 am-11:00 pm

2 stops37h 41m

San José Juan Santamaria Intl

Thu 3/5

6:34 am-12:25 pm

1 stop30h 51m

$713

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Mon 9/29

5:56 pm-12:26 pm

2 stops18h 30m

$300

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Tue 9/30

2:35 pm-7:37 pm

2 stops29h 02m

$306

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Sat 9/27

7:00 am-12:26 pm

2 stops29h 26m

$386

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 15 results
1
2

Best time to book a flight from Idaho Falls to San José

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

What is the cheapest time of day to fly from IDA to SJO?

Find hourly flight availability from Idaho Falls 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 September 17, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 35% on flights from Idaho Falls to San José, San José Province by exploring options for tickets at noon.

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 September 17, 2025.
Peruse reviews from past customers who have flown with American Airlines from Idaho Falls to San José to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Boarding

7.5

Food

6.4

Crew

8.0

Entertainment

6.9

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Boarding

7.5

Food

6.4

Crew

8.0

Entertainment

6.9

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

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

  • How long is the flight from Idaho Falls to San José, San José Province?

    There are many flights that can get you from Idaho Falls to San José, San José Province in 14h. Fly via United Airlines, Alaska Airlines, or American Airlines to get the fastest option. The distance between Idaho Falls and San José, San José Province is about 2854 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Idaho Falls to San José, San José Province round-trip?

    Flying on American Airlines is currently your cheapest option to San José, San José Province, with prices starting at $627.

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Idaho Falls to San José, San José Province (average of $398). Flying from Idaho Falls to San José, San José Province in March is currently the most expensive (average of $554). 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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Top airline flying from Idaho Falls to San José

Discover the top airline that operate flights from Idaho Falls 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$627Average$868FlexibilityNo cancel feeOn-time71%

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