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Idaho Falls

$345+ Cheap flights from San José (SJO) to Idaho Falls (IDA)

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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — IDA
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheap flight deals from San José to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) to Idaho Falls (IDA). 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$327
(United Airlines)
Provider with most accurate pricing for San José Juan Santamaria Intl-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Idaho Falls Fanning Field flights.
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From San José Juan Santamaria Intl to Idaho Falls Fanning Field
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Find flight deals from San José to Idaho Falls

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

This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:45 amSJO - IDA
2 stops15h 07mUnited Airlines
Sat 11/18:30 amIDA - SJO
2 stops28h 45mUnited Airlines
Deal found 10/26$345
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 10/287:45 amSJO - IDA
2 stops26h 03mUnited Airlines
Fri 10/317:00 amIDA - SJO
2 stops28h 56mUnited Airlines
Deal found 10/27$359
This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/21:11 pmSJO - IDA
2 stops25h 16mAmerican Airlines
Wed 12/101:58 pmIDA - SJO
2 stops21h 15mAmerican Airlines
Deal found 10/26$498
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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.
Mon 10/271:11 amSJO - IDA
2 stops22h 48mAlaska Airlines
Fri 10/316:05 amIDA - SJO
2 stops41h 46mAlaska Airlines
Deal found 10/26$539
This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:00 amSJO - IDA
1 stop15h 49mAmerican Airlines
Sat 11/112:55 pmIDA - SJO
1 stop34h 01mAmerican Airlines
Deal found 10/26$702
This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:44 amSJO - IDA
1 stop15h 04mAmerican Airlines
Fri 10/316:52 amIDA - SJO
1 stop11h 24mAmerican Airlines
Deal found 10/26$801

Cheapflights Fare Finder

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

Fly from

San José

Fly to

Idaho Falls

Route

Depart

Return

Price

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Tue 12/2

1:11 pm-1:27 pm

2 stops25h 16m

Idaho Falls Fanning Field

Wed 12/10

1:58 pm-12:13 pm

2 stops21h 15m

$498

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Mon 12/1

1:30 am-4:27 pm

2 stops15h 57m

Idaho Falls Fanning Field

Wed 12/10

5:07 pm-11:48 pm

2 stops29h 41m

$948

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Tue 12/2

6:00 am-4:27 pm

3 stops35h 27m

Idaho Falls Fanning Field

Wed 12/10

5:07 pm-11:15 pm

3 stops29h 08m

$1,376

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Compare providers for flights from San José to Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San José to Idaho Falls in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San José-Idaho Falls flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San José-Idaho Falls flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San José-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San José-Idaho Falls flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San José-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

Currently, April is the cheapest month in which you can book a flight from San José to Idaho Falls (average of $282). Flying from San José to Idaho Falls in June is currently the most expensive (average of $602). 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.

Related info for your journey

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

    There are many flights that can get you from San José to Idaho Falls in 15h 57m. Fly via American Airlines or Alaska Airlines to get the fastest option. San José and Idaho Falls are separated by a distance of 2854 mi. This flight may include one or multiple stops.

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

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

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

    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 Falls.

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

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

    Currently, April is the cheapest month in which you can book a flight from San José to Idaho Falls (average of $282). Flying from San José to Idaho Falls in June is currently the most expensive (average of $602). 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
Rexburg

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