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$429+ Cheap flights from Boise (BOI) to South Korea

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 — ICN
Mar 22 — Mar 291
Sun 3/22
Sun 3/29
1 adult, Economy
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Cheap flight deals from Boise to South Korea

Cheapest flights from Boise to South Korea
Explore the most affordable flight options available from Boise to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2026.

This Gurufare deal was found by Cheapflights users on 2/18. 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.
Thu 2/196:28 am
BOI
-
ICN
1 stop20h 07m
Multiple Airlines
Wed 4/18:35 pm
ICN
-
BOI
1 stop17h 22m
Multiple Airlines
Deal found 2/18$761
This Alaska Airlines deal was found by Cheapflights users on 2/18. 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 2/196:28 am
BOI
-
ICN
1 stop20h 07m
Multiple Airlines
Thu 4/28:35 pm
ICN
-
BOI
1 stop17h 22m
Multiple Airlines
Deal found 2/18$802
This flugladen.de deal was found by Cheapflights users on 2/20. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/66:00 am
BOI
-
ICN
2 stops46h 05m
Multiple Airlines
Sun 4/121:55 am
ICN
-
BOI
2 stops32h 53m
Multiple Airlines
Deal found 2/20$811
This United Airlines deal was found by Cheapflights users on 2/18. 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 2/1910:53 am
BOI
-
ICN
1 stop26h 47m
United Airlines
Tue 3/314:50 pm
ICN
-
BOI
1 stop19h 25m
United Airlines
Deal found 2/18$877
This Delta deal was found by Cheapflights users on 2/18. 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 2/1812:59 pm
BOI
-
ICN
2 stops35h 31m
Delta
Wed 4/17:00 pm
ICN
-
BOI
1 stop19h 46m
Delta
Deal found 2/18$881
This United Airlines deal was found by Cheapflights users on 2/18. 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 2/2210:53 am
BOI
-
ICN
1 stop37h 22m
United Airlines
Thu 2/2612:45 pm
ICN
-
BOI
1 stop19h 22m
United Airlines
Deal found 2/18$883
This Delta deal was found by Cheapflights users on 2/18. 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 2/1812:59 pm
BOI
-
ICN
2 stops35h 31m
Delta
Mon 3/307:20 pm
ICN
-
BOI
1 stop29h 07m
Delta
Deal found 2/18$887
This Alaska Airlines deal was found by Cheapflights users on 2/18. 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 2/196:28 am
BOI
-
ICN
1 stop20h 07m
Multiple Airlines
Sat 3/288:35 pm
ICN
-
BOI
1 stop17h 22m
Multiple Airlines
Deal found 2/18$895
This Delta deal was found by Cheapflights users on 2/18. 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 2/205:20 am
BOI
-
ICN
1 stop18h 10m
Delta
Tue 3/317:20 pm
ICN
-
BOI
1 stop19h 39m
Delta
Deal found 2/18$902
This Travelocity deal was found by Cheapflights users on 2/17. 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 10/128:18 am
BOI
-
GMP
2 stops21h 57m
Multiple Airlines
Tue 10/208:00 am
GMP
-
BOI
2 stops24h 04m
Multiple Airlines
Deal found 2/17$1,056
This Expedia deal was found by Cheapflights users on 2/16. 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.
Sun 4/127:05 pm
BOI
-
GMP
2 stops35h 10m
Multiple Airlines
Sat 4/257:15 pm
GMP
-
BOI
2 stops42h 12m
Multiple Airlines
Deal found 2/16$1,305
This KAYAK deal was found by Cheapflights users on 2/17. 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.
Fri 10/309:53 am
BOI
-
GMP
2 stops21h 12m
Multiple Airlines
Sun 11/1512:05 pm
GMP
-
BOI
2 stops19h 00m
Multiple Airlines
Deal found 2/17$1,447

Find flight deals from Boise to South Korea

Keep the following information in mind while searching for Boise to South Korea flight deals. Data was last updated February 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$811
(flugladen.de)

One-way from

$429
(Gurufare)
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 South Korea
Search Deals
One-way flight from Boise Air Term. Gowen Fld to South Korea
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to South Korea 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 February 20, 2026.
Use the filters below to find and compare flights from Boise to South Korea that are best for you.

Fly from

Boise

Fly to

South Korea

Route

Depart

Return

Price

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Thu 3/5

5:50 am-4:30 pm

1 stop18h 40m

Incheon Intl

Wed 3/11

8:05 pm-9:00 pm

1 stop15h 55m

$927

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Sat 5/9

6:08 pm-5:15 am

2 stops44h 07m

Incheon Intl

Sat 5/16

6:00 pm-5:43 pm

1 stop14h 43m

$980

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Mon 4/6

6:15 pm-4:50 pm

2 stops31h 35m

Incheon Intl

Mon 4/13

7:20 pm-11:57 pm

1 stop19h 37m

$987

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Thu 4/2

8:00 am-3:20 pm

1 stop16h 20m

Incheon Intl

Thu 4/9

7:00 pm-6:43 pm

1 stop14h 43m

$1,012

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Sun 4/12

6:15 am-3:00 pm

1 stop17h 45m

Incheon Intl

Sat 4/25

11:30 am-4:48 pm

1 stop20h 18m

$1,012

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Mon 3/2

5:00 am-4:15 pm

2 stops19h 15m

Incheon Intl

Thu 3/5

12:45 pm-11:29 am

1 stop14h 44m

$1,012

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Mon 3/2

8:27 pm-10:30 am

2 stops22h 03m

Incheon Intl

Thu 3/5

11:40 am-10:40 pm

2 stops27h 00m

$1,015

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Sun 4/12

6:00 am-5:20 pm

2 stops20h 20m

Incheon Intl

Sat 4/25

7:20 pm-9:56 pm

1 stop17h 36m

$1,016

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Thu 4/2

8:00 am-3:20 pm

1 stop16h 20m

Incheon Intl

Thu 4/9

7:00 pm-11:59 pm

2 stops19h 59m

$1,016

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Sun 4/5

7:05 pm-5:00 am

1 stop18h 55m

Incheon Intl

Sun 4/12

9:00 pm-10:57 pm

1 stop16h 57m

$1,044

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 30 results
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Best time to book a flight from Boise to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea 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 South Korea

What is the cheapest time of day to fly from BOI to KR?

Find hourly flight availability from Boise to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 22% on flights from Boise to South Korea by exploring options for tickets in the evening.

What is the cheapest day to fly from Boise to South Korea?

Use this chart to determine the cheapest time to fly round-trip from Boise to South Korea. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Boise to South Korea flight should consider departing on Sunday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. 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 South Korea. Reviews last updated February 20, 2026.
Read reviews from past customers who have flown Delta from Boise to South Korea. 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.
Delta
7.9
Good
8,215 reviews

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

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
8,215 reviews
Delta
7.9
Good
8,215 reviews

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

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 South Korea. 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 South Korea?

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly out of if you book a flight from Boise to South Korea. 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 South Korea?

    Departing from Boise to South Korea will take you 18h 40m. Boise and South Korea are separated by a distance of 5598 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Boise to South Korea?

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

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

    Yes. Cheapflights offers flight deals from Boise to South Korea 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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Top airline flying from Boise to South Korea

Discover the top airline that operate flights from Boise to South Korea. 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 February 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$915Average$1,455FlexibilityNo cancel feeOn-timeN/A

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