How long is the flight from Idaho to South Korea?

The flight from Idaho to South Korea depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Boise (a popular airport in Idaho) to Incheon Intl Airport (the most popular airport in South Korea), then the flight time is 15h 15m on average. If you fly from Idaho Falls (another popular airport in Idaho) to Incheon Intl Airport, then the average flight time is 33h 35m.

What is the cheapest airline that flies from Idaho to South Korea?

Delta and ANA are the most popular carriers operating from Idaho to South Korea

When did momondo last update prices for flights from Idaho to South Korea?

Prices for flights from Idaho to South Korea are updated daily.

How many operators does momondo search for flights from Idaho to South Korea?

As of December 2025, there is 1 operator available to choose from for flights from Idaho to South Korea.

How old do you have to be to fly from Idaho to South Korea?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to South Korea.

What documentation or ID do you need to fly to South Korea?

The travel and health documents required for your trip to South Korea can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at South Korea. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$379 Cheap Flights from Idaho to South Korea in 2025/26

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Find the cheapest flights from Idaho to South Korea

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:59 pm - 6:35 pm

IDA

ICN

33h 36m1 stop

8:35 pm - 10:52 pm

ICN

IDA

17h 17m1 stop

$721Multiple Airlines

Wed, Mar 25 - Wed, Apr 1

9:20 am - 4:30 pm

GEG

ICN

14h 10m1 stop

8:05 pm - 12:04 am

ICN

GEG

20h 59m1 stop

$723Delta

Fri, Feb 13 - Sun, Feb 22

7:45 am - 4:15 pm

BOI

ICN

16h 30m1 stop

12:45 pm - 4:10 pm

ICN

BOI

19h 25m1 stop

$816United Airlines

Mon, Feb 2 - Fri, Feb 6

2:20 pm - 5:40 am

BOI

ICN

23h 20m1 stop

6:00 pm - 10:06 am

ICN

BOI

32h 06m2 stops

$820United Airlines

Mon, Feb 2 - Fri, Feb 6

7:05 pm - 5:40 am

BOI

ICN

18h 35m1 stop

6:00 pm - 11:48 pm

ICN

BOI

21h 48m1 stop

$916United Airlines

Mon, Feb 2 - Fri, Feb 6

11:35 am - 6:35 pm

BOI

ICN

15h 00m1 stop

6:55 pm - 11:01 pm

ICN

BOI

20h 06m2 stops

$919Multiple Airlines

Wed, Feb 4 - Wed, Feb 11

2:37 pm - 5:40 am

BOI

ICN

23h 03m2 stops

6:00 pm - 4:10 pm

ICN

BOI

14h 10m1 stop

$920United Airlines

Mon, Feb 2 - Fri, Feb 6

12:38 pm - 4:15 pm

GEG

ICN

34h 37m1 stop

12:45 pm - 11:45 am

ICN

GEG

16h 00m1 stop

$922United Airlines

Sun, Feb 22 - Wed, Feb 25

2:18 pm - 3:55 pm

IDA

ICN

34h 37m1 stop

5:25 pm - 11:19 pm

ICN

IDA

20h 54m2 stops

$927American Airlines

Wed, Mar 25 - Wed, Apr 1

12:38 pm - 4:15 pm

GEG

ICN

34h 37m1 stop

12:45 pm - 9:17 pm

ICN

GEG

25h 32m2 stops

$927United Airlines

Sun, Feb 22 - Wed, Feb 25

Delta flights from Idaho to South Korea

Our best Delta deals on Idaho to South Korea flight tickets

Delta

Feb 13

GEG9:20 amSpokane

14h 10m

1 stop

ICN4:30 pmIncheon Intl

Feb 22

ICN8:05 pmIncheon Intl

20h 59m

1 stop

GEG12:04 amSpokane

$723

Find similar

Delta

Mar 25

IDA1:11 pmIdaho Falls Fanning Field

36h 19m

2 stops

ICN4:30 pmIncheon Intl

Apr 1

ICN7:00 pmIncheon Intl

18h 20m

2 stops

IDA10:20 pmIdaho Falls Fanning Field

$977

Find similar

Delta

Feb 13

GEG7:27 amSpokane

16h 03m

1 stop

ICN4:30 pmIncheon Intl

Feb 22

ICN8:05 pmIncheon Intl

17h 51m

1 stop

GEG8:56 pmSpokane

$994

Find similar

United Airlines flights from Idaho to South Korea

Our best United Airlines deals on Idaho to South Korea flight tickets

United Airlines

Feb 2

BOI7:45 amBoise Air Term. Gowen Fld

16h 30m

1 stop

ICN4:15 pmIncheon Intl

Feb 6

ICN12:45 pmIncheon Intl

19h 25m

1 stop

BOI4:10 pmBoise Air Term. Gowen Fld

$816

Find similar

United Airlines

Feb 2

BOI2:20 pmBoise Air Term. Gowen Fld

23h 20m

1 stop

ICN5:40 amIncheon Intl

Feb 6

ICN6:00 pmIncheon Intl

32h 06m

2 stops

BOI10:06 amBoise Air Term. Gowen Fld

$820

Find similar

United Airlines

Feb 2

BOI7:05 pmBoise Air Term. Gowen Fld

18h 35m

1 stop

ICN5:40 amIncheon Intl

Feb 6

ICN6:00 pmIncheon Intl

21h 48m

1 stop

BOI11:48 pmBoise Air Term. Gowen Fld

$916

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Wed 3/25

5:59 pm-6:35 pm

1 stop33h 36m

Incheon Intl

Wed 4/1

8:35 pm-10:52 pm

1 stop17h 17m

$721

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Fri 2/13

9:20 am-4:30 pm

1 stop14h 10m

Incheon Intl

Sun 2/22

8:05 pm-12:04 am

1 stop20h 59m

$723

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Mon 2/2

7:45 am-4:15 pm

1 stop16h 30m

Incheon Intl

Fri 2/6

12:45 pm-4:10 pm

1 stop19h 25m

$816

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Mon 2/2

2:20 pm-5:40 am

1 stop23h 20m

Incheon Intl

Fri 2/6

6:00 pm-10:06 am

2 stops32h 06m

$820

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Mon 2/2

7:05 pm-5:40 am

1 stop18h 35m

Incheon Intl

Fri 2/6

6:00 pm-11:48 pm

1 stop21h 48m

$916

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Wed 2/4

11:35 am-6:35 pm

1 stop15h 00m

Incheon Intl

Wed 2/11

6:55 pm-11:01 pm

2 stops20h 06m

$919

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Mon 2/2

2:37 pm-5:40 am

2 stops23h 03m

Incheon Intl

Fri 2/6

6:00 pm-4:10 pm

1 stop14h 10m

$920

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Sun 2/22

12:38 pm-4:15 pm

1 stop34h 37m

Incheon Intl

Wed 2/25

12:45 pm-11:45 am

1 stop16h 00m

$922

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

Sun 2/22

12:38 pm-4:15 pm

1 stop34h 37m

Incheon Intl

Wed 2/25

12:45 pm-9:17 pm

2 stops25h 32m

$927

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Idaho to South Korea

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to South Korea?

On average, the least expensive day to fly to South Korea from Idaho is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,142. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Idaho to South Korea for around $1,868.

Can stopping save me money on Idaho to South Korea flights?

You could potentially save up to 55% on your flight if you consider stops on a Idaho to South Korea flight.

Cheap Idaho to South Korea flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to South Korea

Fastest flight time	15h 15m
Direct flights	None

The fastest flight from Idaho to South Korea takes 15h 15m

There are no direct flights from Idaho to South Korea. There are no popular flight routes from Idaho to South Korea.

Search flight deals

When did momondo last update prices for flights from Idaho to South Korea?
Prices for flights from Idaho to South Korea are updated daily.
How many operators does momondo search for flights from Idaho to South Korea?
As of December 2025, there is 1 operator available to choose from for flights from Idaho to South Korea.
How old do you have to be to fly from Idaho to South Korea?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to South Korea.
What documentation or ID do you need to fly to South Korea?
The travel and health documents required for your trip to South Korea can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at South Korea. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Idaho to South Korea

Compare and see reviews for airlines that fly from Idaho to South Korea with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $915	Free Cancellation	Rating 7.9 8,014 reviews		Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to South Korea?

It is quick and easy to find Idaho to South Korea flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to South Korea that suits you.

Can I find flights from Idaho to South Korea with flexible booking policies on momondo?

momondo does allow users to show only those flights to South Korea from Idaho which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Idaho to South Korea?

momondo helps you find the best flight between Idaho and South Korea by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Idaho to South Korea right now. Can momondo alert me if prices change?

Price alerts on flights to South Korea from Idaho are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.