HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seoul

$470+ 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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — SEL
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho Falls to Seoul with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Idaho Falls to Seoul

Best flights from Idaho Falls to Seoul
Discover carefully curated flight deals from Idaho Falls to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 26, 2025.

This American Airlines deal was found by Cheapflights users on 12/24. 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.
Wed 3/252:18 pmIDA - ICN
1 stop34h 37mAmerican Airlines
Wed 4/15:25 pmICN - IDA
2 stops20h 54mAmerican Airlines
Deal found 12/24$927
This United Airlines deal was found by Cheapflights users on 12/24. 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 2/266:00 pmICN - IDA
2 stops31h 48mUnited Airlines
Deal found 12/24$943
This Delta deal was found by Cheapflights users on 12/24. 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 3/235:43 amIDA - ICN
2 stops19h 47mDelta
Fri 4/247:00 pmICN - IDA
2 stops18h 35mDelta
Deal found 12/24$965
This American Airlines deal was found by Cheapflights users on 12/24. 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.
Mon 3/236:20 amIDA - ICN
2 stops42h 35mAmerican Airlines
Fri 4/245:25 pmICN - IDA
1 stop34h 02mAmerican Airlines
Deal found 12/24$937
This Delta deal was found by Cheapflights users on 12/24. 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 3/251:11 pmIDA - ICN
2 stops36h 19mDelta
Wed 4/17:00 pmICN - IDA
2 stops18h 20mDelta
Deal found 12/24$977

Find 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 December 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$927
(American Airlines)

One-way from

$470
(Travelocity)
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 Seoul (SEL)
Search Deals
One-way flight from Idaho Falls Fanning Field to Seoul (SEL)
Search Deals

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 December 26, 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

Wed 3/25

2:18 pm-3:55 pm

1 stop34h 37m

Incheon Intl

Wed 4/1

5:25 pm-11:19 pm

2 stops20h 54m

$927

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 3/23

6:20 am-3:55 pm

2 stops42h 35m

Incheon Intl

Fri 4/24

5:25 pm-12:27 pm

1 stop34h 02m

$937

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

6:00 pm-9:48 am

2 stops31h 48m

$943

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 3/23

5:43 am-4:30 pm

2 stops19h 47m

Incheon Intl

Fri 4/24

7:00 pm-10:35 pm

2 stops18h 35m

$965

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Wed 3/25

1:11 pm-4:30 pm

2 stops36h 19m

Incheon Intl

Wed 4/1

7:00 pm-10:20 pm

2 stops18h 20m

$977

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Fri 3/6

5:20 pm-6:35 pm

1 stop33h 15m

$470

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 3/2

6:42 am-4:45 pm

2 stops42h 03m

$474

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 3/2

5:20 pm-5:20 am

1 stop20h 00m

$474

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Fri 3/6

6:35 pm-4:30 pm

2 stops29h 55m

$508

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/24

Compare providers for flights from Idaho Falls to Seoul

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 Idaho Falls to Seoul in December.
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 Idaho Falls-Seoul flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Idaho Falls-Seoul flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Idaho Falls-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Idaho Falls-Seoul 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 Idaho Falls-Seoul 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 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.

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. 0 airlines have flights to Seoul from Idaho Falls Fanning Field on a regular basis.

  • How long is the flight from Idaho Falls to Seoul?

    Airlines like American Airlines fly from Idaho Falls to Seoul in about 34h 37m. The time it takes to get you to your destination can typically vary by up to . There are 5746 mi between Idaho Falls and Seoul.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho Falls to Seoul

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

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.