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$430+ Cheap flights from Boise (BOI) 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
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Boise to Seoul

Cheapest flights from Boise to Seoul
Explore the most affordable flight options available from Boise to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2110:00 am
BOI
-
ICN
1 stop16h 35m
Multiple Airlines
Sun 1/258:35 pm
ICN
-
BOI
1 stop32h 16m
Multiple Airlines
Deal found 1/20$822
This SmartFares 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/251:00 pm
BOI
-
ICN
1 stop24h 20m
Multiple Airlines
Sat 10/3112:40 pm
ICN
-
BOI
1 stop16h 04m
Multiple Airlines
Deal found 1/20$890
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.
Sun 10/186:20 am
BOI
-
ICN
1 stop17h 40m
United Airlines
Sat 10/244:50 pm
ICN
-
BOI
1 stop22h 09m
United Airlines
Deal found 1/20$917
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.
Wed 1/2110:48 am
BOI
-
ICN
1 stop26h 52m
United Airlines
Sun 1/2512:45 pm
ICN
-
BOI
2 stops23h 06m
United Airlines
Deal found 1/20$921
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 2/201:51 pm
BOI
-
ICN
1 stop34h 39m
Delta
Fri 2/277:40 pm
ICN
-
BOI
1 stop14h 09m
Delta
Deal found 1/21$923
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 9/256:00 am
BOI
-
ICN
2 stops19h 50m
Delta
Sat 10/37:00 pm
ICN
-
BOI
2 stops19h 56m
Delta
Deal found 1/21$931
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/11:29 pm
BOI
-
ICN
1 stop34h 56m
American Airlines
Wed 12/96:35 pm
ICN
-
BOI
1 stop19h 28m
American Airlines
Deal found 1/20$934
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/254:05 pm
BOI
-
ICN
1 stop21h 35m
Asiana Airlines
Sat 10/3111:45 am
ICN
-
BOI
1 stop22h 31m
Asiana Airlines
Deal found 1/20$937
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/11:29 pm
BOI
-
ICN
1 stop34h 56m
Japan Airlines
Wed 12/96:35 pm
ICN
-
BOI
2 stops34h 31m
Japan Airlines
Deal found 1/20$964
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.
Thu 3/128:00 am
BOI
-
ICN
1 stop17h 20m
Delta
Sun 3/228:05 pm
ICN
-
BOI
1 stop32h 00m
Delta
Deal found 1/21$988
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.
Tue 12/13:10 pm
BOI
-
ICN
2 stops28h 10m
China Airlines
Wed 12/912:30 pm
ICN
-
BOI
2 stops44h 34m
China Airlines
Deal found 1/20$989
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/251:00 pm
BOI
-
GMP
2 stops62h 20m
Multiple Airlines
Sat 10/318:00 am
GMP
-
BOI
2 stops24h 04m
Multiple Airlines
Deal found 1/20$1,344

Find flight deals from Boise to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) 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, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$921
(United Airlines)

One-way from

$430
(Alaska Airlines)
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Seoul (SEL) flights.
Search Deals
From Boise Air Term. Gowen Fld to Seoul (SEL)
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Seoul (SEL)
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise 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, 2026.
Use the filters below to find and compare flights from Boise to Seoul that are best for you.

Fly from

Boise

Fly to

Seoul

Route

Depart

Return

Price

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Sat 5/9

8:02 am-4:20 am

2 stops29h 18m

Incheon Intl

Sun 5/24

4:50 pm-10:22 pm

2 stops20h 32m

$921

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Sat 3/14

4:40 pm-4:30 pm

1 stop32h 50m

Incheon Intl

Fri 3/20

8:05 pm-11:45 pm

1 stop18h 40m

$923

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Fri 2/20

1:51 pm-4:30 pm

1 stop34h 39m

Incheon Intl

Fri 2/27

8:05 pm-11:05 pm

2 stops19h 00m

$927

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Thu 3/12

8:00 am-4:20 pm

1 stop17h 20m

Incheon Intl

Sun 3/22

8:05 pm-1:05 pm

1 stop32h 00m

$988

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Tue 5/26

6:03 pm-5:15 am

1 stop20h 12m

Incheon Intl

Wed 6/10

9:20 pm-10:51 pm

1 stop16h 31m

$1,046

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Tue 5/26

6:03 pm-5:15 am

1 stop20h 12m

Incheon Intl

Thu 6/18

9:20 pm-10:51 pm

1 stop16h 31m

$1,046

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Tue 5/26

6:03 pm-5:15 am

1 stop20h 12m

Incheon Intl

Tue 6/16

9:00 pm-11:59 pm

1 stop17h 59m

$1,046

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Sat 3/14

4:30 pm-6:35 pm

2 stops35h 05m

Incheon Intl

Fri 3/20

8:35 pm-8:28 am

2 stops26h 53m

$1,083

BoiseSeoul

BOI - GMP

BOIGMP

Boise Air Term. Gowen Fld

Sat 5/9

10:02 am-9:50 pm

2 stops20h 48m

Seoul Gimpo Intl

Sun 5/24

7:55 am-3:27 pm

2 stops22h 32m

$1,409

BoiseSeoul

BOI - GMP

BOIGMP

Boise Air Term. Gowen Fld

Thu 5/28

10:00 am-9:50 pm

2 stops20h 50m

Seoul Gimpo Intl

Tue 7/7

12:05 pm-3:29 pm

2 stops18h 24m

$2,161

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 19 results
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Compare providers for flights from Boise 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 Boise to Seoul in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

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

Have a flexible travel schedule? Discover the best time to fly to Seoul from Boise 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 Boise 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 January 21, 2026.
Peruse reviews from past customers who have flown with Delta from Boise to Seoul to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,089 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,089 reviews
Delta
7.9
Good
8,089 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly out of if you book a flight from Boise to Seoul. You should not have trouble finding flights to Seoul from Air Term. Gowen Fld; the airport handles an average of 0 outbound flights to Seoul per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Boise airport to Seoul. It is only a 3.3 mi journey to Air Term. Gowen Fld (BOI) from Boise’s city center.

  • How long is the flight from Boise to Seoul?

    For as low as $1,409, United Airlines can have you in Seoul from Boise in 20h 48m. The distance between Boise and Seoul is about 5580 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Boise to Seoul round-trip?

    Delta, at $915, was found to be the cheapest airline from Boise to Seoul..

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise 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 Boise 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

Top airline flying from Boise to Seoul

Discover the top airline that operate flights from Boise 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, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$915Average$1,455FlexibilityNo cancel feeOn-timeN/A

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