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Idaho Falls

$248+ Cheap flights from San José (SJO) to Idaho Falls (IDA)

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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — IDA
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
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 July 30, 2025.

Round-trip from

$422
(United Airlines)

One-way from

$248
(United Airlines)
From San José Juan Santamaria Intl to Idaho Falls Fanning Field
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One-way flight 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 July 30, 2025.

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.
Tue 10/287:45 amSJO - IDA
2 stops13h 18mUnited Airlines
Fri 10/317:00 amIDA - SJO
2 stops22h 25mUnited Airlines
Deal found 7/29$422
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.
Mon 10/271:11 amSJO - IDA
2 stops22h 48mAlaska Airlines
Fri 10/316:05 amIDA - SJO
2 stops17h 46mAlaska Airlines
Deal found 7/29$499
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.
Tue 10/286:44 amSJO - IDA
1 stop15h 04mAmerican Airlines
Fri 10/316:50 amIDA - SJO
1 stop11h 26mAmerican Airlines
Deal found 7/28$516

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 July 30, 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 10/28

7:45 am-9:03 pm

2 stops13h 18m

Idaho Falls Fanning Field

Fri 10/31

7:00 am-5:25 am

2 stops22h 25m

$422

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Mon 10/27

1:11 am-11:59 pm

2 stops22h 48m

Idaho Falls Fanning Field

Fri 10/31

6:05 am-11:51 pm

2 stops17h 46m

$499

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Tue 10/28

6:44 am-9:48 pm

1 stop15h 04m

Idaho Falls Fanning Field

Fri 10/31

6:50 am-6:16 pm

1 stop11h 26m

$516

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Thu 8/7

11:13 am-3:29 pm

2 stops28h 16m

$248

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Thu 8/7

12:16 pm-6:33 pm

3 stops30h 17m

$312

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Thu 8/7

7:25 am-12:16 pm

1 stop28h 51m

$1,154

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Wed 8/6

12:50 am-3:22 pm

2 stops38h 32m

$1,612

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

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, San José Province to Idaho Falls?

Currently, October is the cheapest month in which you can book a flight from San José, San José Province to Idaho Falls (average of $380). Flying from San José, San José Province to Idaho Falls in December is currently the most expensive (average of $578). 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.

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Falls. Reviews last updated July 30, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, United Airlines, and American Airlines from San José to Idaho Falls 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave

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.

  • What are the cheapest airlines flying from San José, San José Province to Idaho Falls round-trip?

    Cheapflights users have booked flights from San José, San José Province to Idaho Falls round-trip from $422. Other airlines that can offer you cheap pricing are Alaska Airlines, from $499, and American Airlines, from $516.

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

    The cheapest airlines for a one-way flight from San José, San José Province to Idaho Falls are United Airlines ($248), American Airlines ($1,154), and Alaska Airlines ($1,612).

  • 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, San José Province to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from San José, San José Province to Idaho Falls (average of $380). Flying from San José, San José Province to Idaho Falls in December is currently the most expensive (average of $578). 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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