Seoul

$458+ Cheap flights from Idaho 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 3/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SEL
Jan 27 — Feb 31
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Cheap flight deals from Idaho to Seoul

Cheapest flights from Idaho to Seoul
Explore the most affordable flight options available from Idaho to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

This United Airlines deal was found by Cheapflights users on 12/27. 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 12/284:00 pmGEG - ICN
2 stops31h 15mUnited Airlines
Thu 1/812:45 pmICN - GEG
2 stops25h 37mUnited Airlines
Deal found 12/27$1,315
This Delta deal was found by Cheapflights users on 12/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/283:32 pmGEG - ICN
1 stop31h 58mDelta
Thu 1/88:05 pmICN - GEG
1 stop19h 47mDelta
Deal found 12/28$1,427

Find flight deals from Idaho to Seoul

Keep the following information in mind while searching for Idaho to Seoul flight deals. Data was last updated December 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$851
(Orbitz)

One-way from

$458
(Kiwi.com)
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Seoul (SEL) flight deals.
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Seoul (SEL) flights.
From Idaho to Seoul (SEL)
One-way flight from Idaho to Seoul (SEL)

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho 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 28, 2025.
Use the filters below to find and compare flights from Idaho to Seoul that are best for you.

Fly from

Idaho

Fly to

Seoul

Route

Depart

Return

Price

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Sat 2/14

10:53 am-5:40 am

1 stop26h 47m

Incheon Intl

Wed 2/18

12:45 pm-11:17 am

1 stop14h 32m

$916

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Mon 2/9

7:45 am-4:15 pm

1 stop16h 30m

Incheon Intl

Mon 2/16

12:45 pm-11:17 am

1 stop14h 32m

$916

SpokaneSeoul

GEG - GMP

GEGGMP

Spokane

Wed 1/21

10:05 am-10:05 pm

2 stops19h 00m

Seoul Gimpo Intl

Sat 2/7

12:05 pm-12:44 pm

2 stops17h 39m

$919

SpokaneSeoul

GEG - GMP

GEGGMP

Spokane

Wed 1/14

10:05 am-10:05 pm

2 stops19h 00m

Seoul Gimpo Intl

Thu 1/29

12:05 pm-12:44 pm

2 stops17h 39m

$919

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Mon 1/26

2:37 pm-5:40 am

2 stops23h 03m

Incheon Intl

Mon 2/2

6:00 pm-9:52 pm

2 stops19h 52m

$920

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

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Wed 1/14

9:20 am-4:30 pm

1 stop14h 10m

Incheon Intl

Thu 1/29

8:05 pm-11:59 pm

1 stop20h 54m

$927

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Wed 1/14

12:24 pm-5:40 am

1 stop24h 16m

Incheon Intl

Thu 1/29

12:45 pm-10:44 am

1 stop14h 59m

$927

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

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Wed 1/14

7:30 am-6:35 pm

1 stop18h 05m

Incheon Intl

Thu 1/29

8:35 pm-5:06 pm

1 stop13h 31m

$944

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 37 results
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Best time to book a flight from Idaho to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Idaho 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 to Seoul

What is the cheapest time of day to fly from ID to SEL?

Find hourly flight availability from Idaho to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 28, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 31% on flights from Idaho to Seoul by exploring options for tickets in the afternoon.

Related info for your journey

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

    There are many flights that can get you from Idaho to Seoul in 19h. Fly via United Airlines, Japan Airlines, or American Airlines to get the fastest option. Airlines will cover a distance of 5341 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Idaho to Seoul?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho 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

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Alternative routes for Idaho to Seoul

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Idaho to Seoul

Discover the top airline that operate flights from Idaho 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 December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$915Average$1,455FlexibilityNo cancel feeOn-timeN/A

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