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$649+ 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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SEL
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Idaho to Seoul

Keep the following information in mind while searching for Idaho to Seoul flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$950
(United Airlines)

One-way from

$649
(oojo)
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Seoul (SEL) flights.
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From Idaho to Seoul (SEL)
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One-way flight from Idaho to Seoul (SEL)
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Find 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 May 1, 2025.

This United Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 8/151:37 pmGEG - ICN
2 stops22h 43mUnited Airlines
Sun 9/1411:30 amICN - GEG
1 stop15h 08mUnited Airlines
Deal found 4/30$950
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2512:25 pmGEG - ICN
2 stops32h 15mMultiple Airlines
Sun 8/3110:05 pmICN - GEG
1 stop29h 30mMultiple Airlines
Deal found 4/30$993
This Delta deal was found by Cheapflights users on 5/1. 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 10/2210:38 amBOI - ICN
1 stop14h 52mDelta
Sun 10/267:50 pmICN - BOI
1 stop17h 14mDelta
Deal found 5/1$1,083
This United Airlines deal was found by Cheapflights users on 4/30. 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 9/511:30 amICN - IDA
2 stops26h 18mUnited Airlines
Deal found 4/30$1,124
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 4/3011:00 amBOI - ICN
1 stop26h 20mUnited Airlines
Wed 5/711:30 amICN - BOI
1 stop14h 46mUnited Airlines
Deal found 4/30$1,150
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/199:45 amGEG - GMP
2 stops20h 05mJapan Airlines
Tue 8/267:20 pmGMP - GEG
2 stops35h 30mJapan Airlines
Deal found 4/30$1,348
This Delta deal was found by Cheapflights users on 4/30. 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 8/126:10 amIDA - ICN
1 stop18h 10mDelta
Fri 9/57:40 pmICN - IDA
1 stop17h 35mDelta
Deal found 4/30$1,356
This Ovago deal was found by Cheapflights users on 5/1. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/47:15 amBOI - ICN
2 stops37h 00mChina Airlines
Tue 5/68:35 pmICN - BOI
2 stops33h 24mChina Airlines
Deal found 5/1$1,390
This Ovago deal was found by Cheapflights users on 4/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/252:32 pmGEG - ICN
2 stops28h 43mChina Airlines
Mon 9/112:35 pmICN - GEG
2 stops41h 15mChina Airlines
Deal found 4/30$1,412
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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.
Thu 8/285:06 amGEG - ICN
2 stops21h 54mAlaska Airlines
Wed 9/39:25 pmICN - GEG
2 stops41h 00mAlaska Airlines
Deal found 4/30$1,417
This EVA Air deal was found by Cheapflights users on 4/29. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/143:30 pmBOI - ICN
2 stops28h 30mMultiple Airlines
Mon 8/1112:00 pmICN - BOI
2 stops25h 54mMultiple Airlines
Deal found 4/29$1,423
This Delta deal was found by Cheapflights users on 4/30. 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.
Thu 8/287:15 amGEG - ICN
1 stop17h 15mDelta
Mon 9/17:20 pmICN - GEG
1 stop13h 39mDelta
Deal found 4/30$1,430

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 May 1, 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

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Fri 8/15

1:37 pm-4:20 am

2 stops22h 43m

Incheon Intl

Sun 9/14

11:30 am-10:38 am

1 stop15h 08m

$950

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Mon 8/25

12:25 pm-12:40 pm

2 stops32h 15m

Incheon Intl

Sun 8/31

10:05 pm-11:35 am

1 stop29h 30m

$993

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Wed 10/22

10:38 am-4:30 pm

1 stop14h 52m

Incheon Intl

Sun 10/26

7:50 pm-10:04 pm

1 stop17h 14m

$1,083

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Tue 8/12

6:03 pm-3:00 pm

2 stops29h 57m

Incheon Intl

Fri 9/5

11:30 am-10:48 pm

2 stops26h 18m

$1,124

SpokaneSeoul

GEG - GMP

GEGGMP

Spokane

Tue 8/19

9:45 am-9:50 pm

2 stops20h 05m

Seoul Gimpo Intl

Tue 8/26

7:20 pm-2:50 pm

2 stops35h 30m

$1,348

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Tue 8/12

6:10 am-3:20 pm

1 stop18h 10m

Incheon Intl

Fri 9/5

7:40 pm-10:15 pm

1 stop17h 35m

$1,356

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Mon 8/25

2:32 pm-11:15 am

2 stops28h 43m

Incheon Intl

Mon 9/1

12:35 pm-1:50 pm

2 stops41h 15m

$1,412

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Thu 8/28

5:06 am-7:00 pm

2 stops21h 54m

Incheon Intl

Wed 9/3

9:25 pm-10:25 pm

2 stops41h 00m

$1,417

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Wed 5/14

3:30 pm-11:00 am

2 stops28h 30m

Incheon Intl

Mon 8/11

12:00 pm-10:54 pm

2 stops25h 54m

$1,423

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Thu 8/28

11:15 am-4:30 pm

1 stop13h 15m

Incheon Intl

Sat 8/30

7:20 pm-12:19 am

1 stop20h 59m

$1,430

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 32 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 May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to Seoul as you normally would.

Rainfall in Seoul by month

Plan your trip to Seoul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

Temperature in Seoul by month

Plan your trip to Seoul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 May 1, 2025.
To help decide which airline to fly from Idaho to Seoul, see what other customers have to say about EVA Air, Korean Air and Japan Airlines. 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.
EVA Air
8.4
Very good
1,186 reviews

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,186 reviews
EVA Air
8.4
Very good
1,186 reviews

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Korean Air
8.4
Very good
1,069 reviews
EVA Air
8.4
Very good
1,186 reviews

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Japan Airlines
8.3
Very good
1,464 reviews
EVA Air
8.4
Very good
1,186 reviews

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
China Airlines
8.3
Very good
732 reviews
EVA Air
8.4
Very good
1,186 reviews

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
ANA
8.3
Very good
852 reviews
EVA Air
8.4
Very good
1,186 reviews

Crew

8.6

Overall

8.4

Food

8.1

Boarding

8.4

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

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.

  • What are the cheapest airlines to fly from Idaho to Seoul one-way?

    One-way options have recently been found by users for as low as $649 on China Airlines. Other airlines that offer cheap prices include Delta from $703 and WestJet from $797 one-way.

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

    The most popular flight routes from Idaho to Seoul are Spokane - Incheon Intl, Idaho Falls Fanning Field - Incheon Intl and Spokane - Seoul Gimpo Intl.

  • 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.

  • What is the cheapest month to book a flight from Idaho to Seoul?

    Currently, February is the cheapest month in which you can book a flight from Idaho to Seoul (average of $1,001). Flying from Idaho 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 to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Idaho to Seoul

Discover the top 2 airlines 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,082Average$1,602FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,117Average$1,525FlexibilityNo cancel feeOn-timeN/A

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