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$748+ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SEL
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Idaho to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Idaho (USID) 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 January 21, 2025.

Round-trip from

$1,126
(American Airlines)

One-way from

$748
(CheapOair)
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 January 21, 2025.

This American Airlines deal was found by Cheapflights users on 1/21. 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.
Tue 2/181:23 pmBOI - ICN
1 stop35h 22mAmerican Airlines
Tue 3/115:50 pmICN - BOI
1 stop19h 05mAmerican Airlines
Deal found 1/21$1,126
This Travelocity deal was found by Cheapflights users on 1/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/247:00 amGEG - ICN
1 stop18h 50mMultiple Airlines
Wed 4/166:15 pmICN - GEG
1 stop14h 38mMultiple Airlines
Deal found 1/20$1,141
This Expedia deal was found by Cheapflights users on 1/21. 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.
Tue 2/186:46 pmBOI - ICN
2 stops27h 09mMultiple Airlines
Sat 3/83:00 pmICN - BOI
2 stops36h 31mMultiple Airlines
Deal found 1/21$1,143
This Delta deal was found by Cheapflights users on 1/21. 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 1/21$1,355
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Thu 5/12:00 pmBOI - ICN
1 stop23h 20mUnited Airlines
Sat 5/104:50 pmICN - BOI
1 stop14h 31mUnited Airlines
Deal found 1/20$1,405
This Delta deal was found by Cheapflights users on 1/19. 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 10/157:15 amGEG - ICN
1 stop17h 15mDelta
Sat 11/88:05 pmICN - GEG
1 stop21h 14mDelta
Deal found 1/19$1,467
This United deal was found by Cheapflights users on 1/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/152:05 pmGEG - ICN
1 stop22h 15mUnited Airlines
Sat 11/812:45 pmICN - GEG
2 stops25h 24mUnited Airlines
Deal found 1/19$1,472
This Delta deal was found by Cheapflights users on 1/21. 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.
Fri 2/215:59 pmBOI - ICN
2 stops30h 16mDelta
Tue 6/247:20 pmICN - BOI
1 stop17h 47mDelta
Deal found 1/21$1,610
This oojo deal was found by Cheapflights users on 1/20. 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.
Mon 3/247:00 amGEG - ICN
2 stops42h 15mQatar Airways
Tue 4/151:20 amICN - GEG
2 stops31h 33mQatar Airways
Deal found 1/20$1,632
This oojo deal was found by Cheapflights users on 1/21. 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 2/181:23 pmBOI - ICN
2 stops35h 52mQatar Airways
Fri 3/712:20 amICN - BOI
2 stops33h 58mQatar Airways
Deal found 1/21$1,643
This United deal was found by Cheapflights users on 1/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/225:00 amIDA - ICN
2 stops19h 00mUnited Airlines
Wed 8/134:50 pmICN - IDA
2 stops21h 01mUnited Airlines
Deal found 1/21$1,710
This CheapOair deal was found by Cheapflights users on 1/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/296:00 amGEG - ICN
2 stops42h 05mAir Canada
Sun 4/65:45 pmICN - GEG
2 stops36h 51mAir Canada
Deal found 1/20$1,938

Find flights from Idaho to Seoul within your budget

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Tue 2/18

1:23 pm-4:45 pm

1 stop35h 22m

Incheon Intl

Tue 3/11

5:50 pm-9:55 pm

1 stop19h 05m

$1,126

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Mon 3/24

7:00 am-5:50 pm

1 stop18h 50m

Incheon Intl

Wed 4/16

6:15 pm-4:53 pm

1 stop14h 38m

$1,141

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Tue 2/18

6:46 pm-1:55 pm

2 stops27h 09m

Incheon Intl

Sat 3/8

3:00 pm-11:31 am

2 stops36h 31m

$1,143

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Thu 5/1

2:00 pm-4:20 am

1 stop23h 20m

Incheon Intl

Sat 5/10

4:50 pm-4:21 pm

1 stop14h 31m

$1,405

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Mon 3/24

5:15 am-4:15 pm

1 stop19h 00m

Incheon Intl

Wed 4/16

7:20 pm-12:18 am

1 stop20h 58m

$1,555

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Tue 5/13

5:00 am-4:20 am

2 stops31h 20m

Incheon Intl

Sat 8/16

11:30 am-11:09 pm

1 stop27h 39m

$1,581

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Fri 2/21

5:59 pm-4:15 pm

2 stops30h 16m

Incheon Intl

Tue 6/24

7:20 pm-10:07 pm

1 stop17h 47m

$1,610

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Mon 3/24

7:00 am-5:15 pm

2 stops42h 15m

Incheon Intl

Tue 4/15

1:20 am-4:53 pm

2 stops31h 33m

$1,632

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Tue 2/18

1:23 pm-5:15 pm

2 stops35h 52m

Incheon Intl

Mon 3/10

12:20 am-6:18 pm

2 stops32h 58m

$1,643

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Sat 3/29

6:00 am-4:05 pm

2 stops42h 05m

Incheon Intl

Sun 4/6

5:45 pm-2:36 pm

2 stops36h 51m

$1,938

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 18 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.

Travel insights for flights from Idaho to Seoul

Get recent, data-driven insights about flights from Idaho to Seoul including ideal travel times, pricing trends, and more.

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 January 21, 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 January 21, 2025.
To help decide which airline to fly from Idaho to Seoul, see what other customers have to say about United Airlines, Delta and Qatar Airways. 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.
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Overall

8.5

Food

8.1

Entertainment

8.2

Boarding

8.5

Reviews

1 / 10

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Korean Air
8.5
Very good
1,039 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Overall

8.5

Food

8.1

Entertainment

8.2

Boarding

8.5

Reviews

1 / 10

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

ANA
8.4
Very good
852 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Overall

8.5

Food

8.1

Entertainment

8.2

Boarding

8.5

Reviews

1 / 10

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Japan Airlines
8.3
Very good
1,449 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Overall

8.5

Food

8.1

Entertainment

8.2

Boarding

8.5

Reviews

1 / 10

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Delta
8.0
Very good
8,521 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Overall

8.5

Food

8.1

Entertainment

8.2

Boarding

8.5

Reviews

1 / 10

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Qatar Airways
7.5
Good
3,752 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Overall

8.5

Food

8.1

Entertainment

8.2

Boarding

8.5

Reviews

1 / 10

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

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 most popular routes from Idaho to Seoul?

    The most popular flight routes from Idaho to Seoul are Spokane - Incheon Intl, Spokane - Seoul Gimpo Intl and Idaho Falls Fanning Field - Incheon 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, October is the cheapest month in which you can book a flight from Idaho to Seoul (average of $1,086). Flying from Idaho to Seoul in June is currently the most expensive (average of $1,722). 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 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,142Average$1,612FlexibilityNo cancel feeOn-timeN/A
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