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 on average. If you fly from Idaho Falls (another popular airport in Idaho) to Incheon Intl Airport, then the average flight time is 18h 55m.

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

American Airlines, Alaska Airlines, and United Airlines 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 November 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.

$391 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.

9:05 am - 6:35 pmGEG-ICN

16h 30m1 stop

8:35 pm - 7:44 pmICN-GEG

16h 09m1 stop

$827Alaska Airlines

Find Deal

Wed, Jan 14 - Thu, Feb 26

6:00 pm - 6:35 pmGEG-ICN

31h 35m1 stop

8:35 pm - 6:04 pmICN-GEG

14h 29m1 stop

$833Alaska Airlines

Find Deal

Tue, Jan 13 - Thu, Feb 26

4:59 pm - 8:30 pmGEG-ICN

34h 31m1 stop

6:55 pm - 3:16 pmICN-GEG

37h 21m1 stop

$859Multiple Airlines

Find Deal

Thu, Jan 15 - Mon, Mar 2

4:59 pm - 11:35 amGEG-ICN

49h 36m2 stops

6:55 pm - 3:16 pmICN-GEG

37h 21m1 stop

$883Multiple Airlines

Find Deal

Mon, Jan 12 - Mon, Mar 2

11:59 pm - 4:45 pmGEG-ICN

23h 46m1 stop

7:15 pm - 8:57 pmICN-GEG

18h 42m1 stop

$884American Airlines

Find Deal

Sun, Nov 23 - Thu, Dec 4

5:51 am - 4:45 pmGEG-ICN

41h 54m1 stop

6:50 pm - 4:41 pmICN-GEG

38h 51m2 stops

$909American Airlines

Find Deal

Thu, Feb 26 - Mon, Mar 2

9:20 am - 4:30 pmGEG-ICN

14h 10m1 stop

8:05 pm - 6:47 pmICN-GEG

15h 42m1 stop

$927Delta

Find Deal

Mon, Jan 12 - Wed, Mar 4

1:48 pm - 5:40 amGEG-ICN

22h 52m2 stops

12:45 pm - 9:17 pmICN-GEG

25h 32m2 stops

$932United Airlines

Find Deal

Tue, Jan 13 - Wed, Mar 4

12:24 pm - 5:40 amGEG-ICN

24h 16m1 stop

12:45 pm - 11:45 amICN-GEG

16h 00m1 stop

$939United Airlines

Find Deal

Mon, Jan 12 - Fri, Feb 27

5:45 am - 4:30 pmBOI-ICN

18h 45m2 stops

8:05 pm - 11:12 pmICN-BOI

19h 07m2 stops

$966Delta

Find Deal

Thu, Jan 29 - Sun, Feb 1

American Airlines flights from Idaho to South Korea

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

American Airlines

Nov 23

GEG11:59 pmSpokane

23h 46m

1 stop

ICN4:45 pmIncheon Intl

Dec 4

ICN7:15 pmIncheon Intl

18h 42m

1 stop

GEG8:57 pmSpokane

$884

Find similar

American Airlines

Feb 26

GEG5:51 amSpokane

41h 54m

1 stop

ICN4:45 pmIncheon Intl

Mar 2

ICN6:50 pmIncheon Intl

38h 51m

2 stops

GEG4:41 pmSpokane

$909

Find similar

American Airlines

Dec 1

BOI1:25 pmBoise Air Term. Gowen Fld

35h 20m

1 stop

ICN4:45 pmIncheon Intl

Dec 11

ICN7:15 pmIncheon Intl

18h 48m

1 stop

BOI10:03 pmBoise Air Term. Gowen Fld

$923

Find similar

Qatar Airways flights from Idaho to South Korea

Our best Qatar Airways deals on Idaho to South Korea flight tickets

Qatar Airways

Apr 8

GEG11:35 amSpokane

30h 55m

2 stops

ICN10:30 amIncheon Intl

Apr 14

ICN1:20 amIncheon Intl

31h 33m

2 stops

GEG4:53 pmSpokane

$1,708

Find similar

Qatar Airways

Nov 12

BOI1:25 pmBoise Air Term. Gowen Fld

35h 50m

2 stops

ICN5:15 pmIncheon Intl

Nov 19

ICN12:20 amIncheon Intl

33h 42m

2 stops

BOI6:02 pmBoise Air Term. Gowen Fld

$1,962

Find similar

Qatar Airways

Nov 9

GEG10:15 amSpokane

38h 00m

2 stops

ICN5:15 pmIncheon Intl

Nov 18

ICN12:20 amIncheon Intl

37h 54m

2 stops

GEG9:14 pmSpokane

$2,048

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Wed 1/14

9:05 am-6:35 pm

1 stop16h 30m

Incheon Intl

Thu 2/26

8:35 pm-7:44 pm

1 stop16h 09m

$827

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Tue 1/13

6:00 pm-6:35 pm

1 stop31h 35m

Incheon Intl

Thu 2/26

8:35 pm-6:04 pm

1 stop14h 29m

$833

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Thu 1/15

4:59 pm-8:30 pm

1 stop34h 31m

Incheon Intl

Mon 3/2

6:55 pm-3:16 pm

1 stop37h 21m

$859

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Mon 1/12

4:59 pm-11:35 am

2 stops49h 36m

Incheon Intl

Mon 3/2

6:55 pm-3:16 pm

1 stop37h 21m

$883

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Sun 11/23

11:59 pm-4:45 pm

1 stop23h 46m

Incheon Intl

Thu 12/4

7:15 pm-8:57 pm

1 stop18h 42m

$884

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Thu 2/26

5:51 am-4:45 pm

1 stop41h 54m

Incheon Intl

Mon 3/2

6:50 pm-4:41 pm

2 stops38h 51m

$909

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Mon 1/12

9:20 am-4:30 pm

1 stop14h 10m

Incheon Intl

Wed 3/4

8:05 pm-6:47 pm

1 stop15h 42m

$927

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Tue 1/13

1:48 pm-5:40 am

2 stops22h 52m

Incheon Intl

Wed 3/4

12:45 pm-9:17 pm

2 stops25h 32m

$932

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Mon 1/12

12:24 pm-5:40 am

1 stop24h 16m

Incheon Intl

Fri 2/27

12:45 pm-11:45 am

1 stop16h 00m

$939

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Thu 1/29

5:45 am-4:30 pm

2 stops18h 45m

Incheon Intl

Sun 2/1

8:05 pm-11:12 pm

2 stops19h 07m

$966

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

Direct flights	None

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 November 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 $940	Free Cancellation	Rating 7.9 8,003 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.