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San José

$436+ Cheap flights from Idaho Falls (IDA) to San José (SJO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — SJO
juil. 8 — juil. 151
mar. 7/8
mar. 7/15
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 juillet 3, 2025.

Round-trip from

$436
(American Airlines)

Popular in

March

Cheapest in

August

Average price

$658
From Idaho Falls Fanning Field to San José Juan Santamaria Intl
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Highest demand for flights based on searches. 21% potential increase in price ($219 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($62 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 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 juillet 3, 2025.

This American Airlines deal was found by Cheapflights users on 7/1. 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.
lun. 9/1512:54 pmIDA - SJO
2 stops29h 03mAmerican Airlines
lun. 9/227:27 amSJO - IDA
2 stops28h 57mAmerican Airlines
Deal found 7/1$436
This United Airlines deal was found by Cheapflights users on 7/1. 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.
sam. 9/134:00 pmIDA - SJO
2 stops20h 26mUnited Airlines
sam. 9/201:30 pmSJO - IDA
2 stops20h 17mUnited Airlines
Deal found 7/1$609
This Alaska Airlines deal was found by Cheapflights users on 7/1. 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.
jeu. 7/34:03 pmIDA - SJO
2 stops31h 27mAlaska Airlines
lun. 7/712:50 amSJO - IDA
2 stops38h 32mAlaska Airlines
Deal found 7/1$1,280
This Travelocity deal was found by Cheapflights users on 7/1. 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.
jeu. 7/36:15 amIDA - SJO
3 stops17h 00mMultiple Airlines
lun. 7/712:50 amSJO - IDA
2 stops38h 32mMultiple Airlines
Deal found 7/1$1,845

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 juillet 3, 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

lun. 9/15

12:54 pm-5:57 pm

2 stops29h 03m

San José Juan Santamaria Intl

lun. 9/22

7:27 am-12:24 pm

2 stops28h 57m

$436

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

sam. 9/13

4:00 pm-12:26 pm

2 stops20h 26m

San José Juan Santamaria Intl

sam. 9/20

1:30 pm-9:47 am

2 stops20h 17m

$609

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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 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 $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 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 juillet 3, 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 juillet 3, 2025.
Peruse reviews from past customers who have flown with United Airlines and 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.
United Airlines
7.4
Good
8,845 reviews

Crew

8.1

Food

6.6

Entertainment

7.0

Comfort

7.3

Boarding

7.7

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,845 reviews
United Airlines
7.4
Good
8,845 reviews

Crew

8.1

Food

6.6

Entertainment

7.0

Comfort

7.3

Boarding

7.7

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,845 reviews

Crew

8.1

Food

6.6

Entertainment

7.0

Comfort

7.3

Boarding

7.7

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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.

  • What are the cheapest airlines flying 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 $436. Another option worth looking into is United Airlines, starting at $609 round trip. American Airlines is priced at 44% lower than the current average price of a flight leaving 3 months from now.

  • 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 $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 Idaho Falls?

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

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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 juillet 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$536Average$784FlexibilityNo cancel feeOn-time71%

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