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$710+ Cheap flights from Idaho Falls (IDA) to Seoul (SEL)

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 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — SEL
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
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Cheap flight deals from Idaho Falls to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Seoul (SEL). 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 August 13, 2025.

Round-trip from

$1,107
(Delta)

One-way from

$710
(Kiwi.com)
From Idaho Falls Fanning Field to Seoul (SEL)
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One-way flight from Idaho Falls Fanning Field to Seoul (SEL)
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Find flight deals from Idaho Falls to Seoul

Cheapest flights from Idaho Falls to Seoul
Explore the most affordable flight options available from Idaho Falls to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.

This Delta deal was found by Cheapflights users on 8/12. 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 9/271:06 pmIDA - ICN
1 stop35h 14mDelta
Sat 10/47:40 pmICN - IDA
1 stop17h 45mDelta
Deal found 8/12$1,107
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 9/272:35 pmIDA - ICN
2 stops22h 45mUnited Airlines
Sat 10/44:50 pmICN - IDA
2 stops19h 02mUnited Airlines
Deal found 8/12$1,117
This Delta deal was found by Cheapflights users on 8/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/126:00 amIDA - ICN
1 stop18h 20mDelta
Fri 9/57:40 pmICN - IDA
1 stop17h 47mDelta
Deal found 8/11$1,146
This United Airlines deal was found by Cheapflights users on 8/12. 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 8/126:03 pmIDA - ICN
2 stops29h 57mUnited Airlines
Fri 9/54:50 pmICN - IDA
2 stops31h 57mUnited Airlines
Deal found 8/12$1,258
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/126:15 amIDA - ICN
2 stops21h 45mAlaska Airlines
Fri 9/59:25 pmICN - IDA
3 stops32h 55mAlaska Airlines
Deal found 8/11$1,968
This oojo deal was found by Cheapflights users on 8/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/121:32 pmIDA - ICN
2 stops53h 58mQatar Airways
Thu 9/41:20 amICN - IDA
2 stops35h 05mQatar Airways
Deal found 8/11$2,271
This SmartFares deal was found by Cheapflights users on 8/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/276:13 amIDA - ICN
2 stops43h 52mMultiple Airlines
Fri 10/31:20 amICN - IDA
2 stops36h 18mMultiple Airlines
Deal found 8/12$2,336

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Seoul 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 August 13, 2025.
Use the filters below to find and compare flights from Idaho Falls to Seoul that are best for you.

Fly from

Idaho Falls

Fly to

Seoul

Route

Depart

Return

Price

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sat 9/27

1:06 pm-3:20 pm

1 stop35h 14m

Incheon Intl

Sat 10/4

7:40 pm-10:25 pm

1 stop17h 45m

$1,107

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sat 9/27

2:35 pm-4:20 am

2 stops22h 45m

Incheon Intl

Sat 10/4

4:50 pm-8:52 pm

2 stops19h 02m

$1,117

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sat 9/27

6:13 am-5:05 pm

2 stops43h 52m

Incheon Intl

Fri 10/3

1:20 am-10:38 pm

2 stops36h 18m

$2,336

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Thu 12/25

6:00 am-5:20 am

1 stop31h 20m

$710

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Best time to book a flight from Idaho Falls to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul 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 Seoul
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated August 13, 2025.
Read reviews from past customers who have flown Delta from Idaho Falls to Seoul. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,979 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    For a flight from Idaho Falls to Seoul, you will be flying from Fanning Field. Idaho Falls Fanning Field (IDA) is just 3.8 mi from the center of the city. Fanning Field is the only Idaho Falls airport and it handles 0 outbound flights to Seoul per day. 1 airline has flights to Seoul from Idaho Falls Fanning Field on a regular basis.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho Falls to Seoul 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 Seoul?

    Currently, February is the cheapest month in which you can book a flight from Idaho Falls to Seoul (average of $994). Flying from Idaho Falls to Seoul in December is currently the most expensive (average of $1,635). 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

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Alternative routes for Idaho Falls to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
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Idaho Falls to Incheon Intl flights

Top airline flying from Idaho Falls to Seoul

Discover the top airline that operate flights from Idaho Falls to Seoul. 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 August 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,122Average$1,479FlexibilityNo cancel feeOn-timeN/A

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