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Idaho Falls

$390+ 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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — IDA
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
1 adult, Economy
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Cheap 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 March 14, 2026.

This United Airlines deal was found by Cheapflights users on 3/10. 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 4/237:55 am
SJO
-
IDA
2 stops25h 58m
United Airlines
Wed 4/295:20 pm
IDA
-
SJO
2 stops26h 17m
United Airlines
Deal found 3/10$390
This United Airlines deal was found by Cheapflights users on 3/9. 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 10/277:45 am
SJO
-
IDA
2 stops15h 08m
United Airlines
Sat 10/315:57 pm
IDA
-
SJO
2 stops17h 28m
United Airlines
Deal found 3/9$403
This United Airlines deal was found by Cheapflights users on 3/10. 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 5/71:25 pm
SJO
-
IDA
2 stops44h 30m
United Airlines
Thu 5/142:31 pm
IDA
-
SJO
2 stops21h 50m
United Airlines
Deal found 3/10$474
This American Airlines deal was found by Cheapflights users on 3/9. 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 10/207:35 am
SJO
-
IDA
1 stop28h 55m
American Airlines
Tue 10/271:49 pm
IDA
-
SJO
1 stop27h 56m
American Airlines
Deal found 3/9$558
This American Airlines deal was found by Cheapflights users on 3/10. 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 5/711:35 pm
SJO
-
IDA
1 stop13h 38m
American Airlines
Thu 5/141:43 pm
IDA
-
SJO
1 stop7h 53m
American Airlines
Deal found 3/10$565
This BusinessClass deal was found by Cheapflights users on 3/11. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/107:55 am
SJO
-
IDA
2 stops25h 58m
Multiple Airlines
Fri 4/175:20 pm
IDA
-
SJO
2 stops19h 01m
Multiple Airlines
Deal found 3/11$596
This American Airlines deal was found by Cheapflights users on 3/13. 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 3/241:50 pm
SJO
-
IDA
2 stops23h 58m
American Airlines
Thu 3/262:18 pm
IDA
-
SJO
2 stops21h 28m
American Airlines
Deal found 3/13$604
This eDestinos deal was found by Cheapflights users on 3/10. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/74:18 pm
SJO
-
IDA
3 stops54h 22m
Multiple Airlines
Thu 5/144:03 pm
IDA
-
SJO
2 stops31h 30m
Multiple Airlines
Deal found 3/10$672

Find 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 March 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$390
(United Airlines)
Provider with most accurate pricing for San José Juan Santamaria Intl-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Idaho Falls Fanning Field flights.
Search Deals
From San José Juan Santamaria Intl to Idaho Falls Fanning Field
Search Deals

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 March 14, 2026.
Use the filters below to find and compare flights from San José to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Thu 4/23

7:55 am-9:53 am

2 stops25h 58m

Idaho Falls Fanning Field

Wed 4/29

5:20 pm-7:37 pm

2 stops26h 17m

$390

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Thu 5/7

1:25 pm-9:55 am

2 stops44h 30m

Idaho Falls Fanning Field

Thu 5/14

2:31 pm-12:21 pm

2 stops21h 50m

$474
Quickest round-trip

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Thu 5/7

11:35 pm-1:13 pm

1 stop13h 38m

Idaho Falls Fanning Field

Thu 5/14

1:43 pm-9:36 pm

1 stop7h 53m

$565

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Fri 4/10

7:55 am-9:53 am

2 stops25h 58m

Idaho Falls Fanning Field

Fri 4/17

5:20 pm-12:21 pm

2 stops19h 01m

$596

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Tue 3/24

1:50 pm-1:48 pm

2 stops23h 58m

Idaho Falls Fanning Field

Thu 3/26

2:18 pm-11:46 am

2 stops21h 28m

$604

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Sun 7/12

6:00 am-1:25 pm

2 stops31h 25m

Idaho Falls Fanning Field

Sun 7/19

7:00 am-10:11 am

2 stops27h 11m

$761

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on San José-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San José-Idaho Falls flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

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 13h 38m. Fly via United Airlines or American 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.

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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