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$716+ Cheap flights from Idaho Falls (IDA) to South Korea

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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — ICN
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Idaho Falls to South Korea

Best flights from Idaho Falls to South Korea
Discover carefully curated flight deals from Idaho Falls to South Korea that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This Expedia deal was found by Cheapflights users on 12/17. 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.
Sat 1/319:00 amIDA - ICN
1 stop17h 35mMultiple Airlines
Sat 2/78:35 pmICN - IDA
1 stop13h 43mMultiple Airlines
Deal found 12/17$716
This Delta deal was found by Cheapflights users on 12/17. 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.
Sat 1/315:25 amIDA - ICN
1 stop18h 55mDelta
Sat 2/77:30 pmICN - IDA
2 stops19h 27mDelta
Deal found 12/17$820
This United Airlines deal was found by Cheapflights users on 12/16. 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 2/222:40 pmIDA - ICN
2 stops33h 35mUnited Airlines
Thu 2/2612:45 pmICN - IDA
2 stops37h 03mUnited Airlines
Deal found 12/16$1,013
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 3/254:00 pmIDA - ICN
1 stop35h 35mMultiple Airlines
Wed 4/18:35 pmICN - IDA
1 stop17h 00mMultiple Airlines
Deal found 12/17$721
This Delta deal was found by Cheapflights users on 12/16. 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.
Mon 3/305:40 amIDA - ICN
2 stops20h 10mDelta
Fri 4/37:20 pmICN - IDA
1 stop18h 00mDelta
Deal found 12/16$965
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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.
Sun 4/126:15 amIDA - ICN
1 stop21h 20mMultiple Airlines
Thu 4/168:35 pmICN - IDA
1 stop17h 00mMultiple Airlines
Deal found 12/15$933
This Delta deal was found by Cheapflights users on 12/16. 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.
Wed 3/256:59 pmIDA - ICN
2 stops30h 31mDelta
Wed 4/17:00 pmICN - IDA
2 stops18h 20mDelta
Deal found 12/16$977
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 3/306:15 amIDA - ICN
1 stop21h 20mMultiple Airlines
Fri 4/38:35 pmICN - IDA
1 stop33h 45mMultiple Airlines
Deal found 12/16$953

Find flight deals from Idaho Falls to South Korea

Keep the following information in mind while searching for Idaho Falls to South Korea flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$716
(Expedia)
Provider with most accurate pricing for Idaho Falls Fanning Field-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Seoul (SEL) flights.
Search Deals
From Idaho Falls Fanning Field to South Korea
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls to South Korea 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 December 18, 2025.
Use the filters below to find and compare flights from Idaho Falls to South Korea that are best for you.

Fly from

Idaho Falls

Fly to

South Korea

Route

Depart

Return

Price

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sat 1/31

9:00 am-6:35 pm

1 stop17h 35m

Incheon Intl

Sat 2/7

8:35 pm-6:18 pm

1 stop13h 43m

$716

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Wed 3/25

4:00 pm-6:35 pm

1 stop35h 35m

Incheon Intl

Wed 4/1

8:35 pm-10:35 pm

1 stop17h 00m

$721

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sat 1/31

5:25 am-4:20 pm

1 stop18h 55m

Incheon Intl

Sat 2/7

7:30 pm-10:57 pm

2 stops19h 27m

$820

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 4/12

6:15 am-6:35 pm

1 stop21h 20m

Incheon Intl

Thu 4/16

8:35 pm-10:35 pm

1 stop17h 00m

$933

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 3/30

6:15 am-6:35 pm

1 stop21h 20m

Incheon Intl

Fri 4/3

8:35 pm-3:20 pm

1 stop33h 45m

$953

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 3/30

5:40 am-4:50 pm

2 stops20h 10m

Incheon Intl

Fri 4/3

7:20 pm-10:20 pm

1 stop18h 00m

$965

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Wed 3/25

6:59 pm-4:30 pm

2 stops30h 31m

Incheon Intl

Wed 4/1

7:00 pm-10:20 pm

2 stops18h 20m

$977

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 2/22

2:40 pm-4:15 pm

2 stops33h 35m

Incheon Intl

Thu 2/26

12:45 pm-9:48 am

2 stops37h 03m

$1,013

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Best time to book a flight from Idaho Falls to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea 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 South Korea

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

Find hourly flight availability from Idaho Falls to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s optimal to fly from Idaho Falls to South Korea in the afternoon. By choosing this option you can save up to 80% on the cost of your flight, compared to a flight in the morning.

Related info for your journey

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

  • What airport do you fly from for flights from Idaho Falls to South Korea?

    Located just 3.8 mi from the city center, Idaho Falls Fanning Field (IDA) is the airport most travelers will use when flying to South Korea from Idaho Falls.

  • How long is the flight from Idaho Falls to South Korea?

    A quick flight from Idaho Falls to South Korea can take about 18h 55m. Delta provides one of the quickest options available for as low as $820. Idaho Falls and South Korea are separated by a distance of 5746 mi.

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

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

  • How can I find direct flights from Idaho Falls to South Korea?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to South Korea.

  • Can I find deals for business class flights from Idaho Falls to South Korea?

    Yes. Cheapflights offers flight deals from Idaho Falls to South Korea 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

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