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Cheap flights from Idaho to Seoul from $441

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Seoul departing on 8/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Idaho to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:00 am - 9:40 pm
GEG
-
ICN
22h 40m
2 stops
Multiple Airlines Logo
7:15 pm - 1:22 pm
ICN
-
GEG
34h 07m
1 stop
$970Multiple Airlines
Mon, Aug 24 - Mon, Aug 31
China Eastern Logo
6:22 am - 3:10 pm
GEG
-
ICN
40h 48m
2 stops
China Eastern Logo
4:10 pm - 9:37 pm
ICN
-
GEG
46h 27m
2 stops
$1,010China Eastern
Tue, Sep 8 - Tue, Nov 10
Delta Logo
9:23 am - 4:50 pm
GEG
-
ICN
15h 27m
1 stop
Delta Logo
7:00 pm - 6:50 pm
ICN
-
GEG
15h 50m
1 stop
$1,014Delta
Mon, Sep 14 - Thu, Sep 17
United Airlines Logo
5:00 am - 4:20 am
GEG
-
ICN
31h 20m
2 stops
United Airlines Logo
6:00 pm - 9:01 pm
ICN
-
GEG
20h 01m
1 stop
$1,018United Airlines
Tue, Sep 8 - Tue, Nov 10
United Airlines Logo
3:54 pm - 4:20 am
GEG
-
ICN
20h 26m
2 stops
United Airlines Logo
11:30 am - 10:30 am
ICN
-
GEG
15h 00m
1 stop
$1,019United Airlines
Mon, Sep 14 - Thu, Sep 17
Delta Logo
3:30 pm - 5:55 pm
GEG
-
ICN
33h 25m
1 stop
Delta Logo
6:45 pm - 2:45 pm
ICN
-
GEG
13h 00m
1 stop
$1,020Delta
Sun, Nov 1 - Sat, Nov 21
Multiple Airlines Logo
4:15 pm - 9:40 pm
BOI
-
ICN
38h 25m
2 stops
Multiple Airlines Logo
1:00 pm - 11:00 pm
ICN
-
BOI
25h 00m
1 stop
$1,029Multiple Airlines
Tue, Aug 18 - Tue, Aug 25
Alaska Airlines Logo
7:00 am - 5:30 pm
BOI
-
ICN
19h 30m
2 stops
Alaska Airlines Logo
7:35 pm - 10:27 pm
ICN
-
BOI
17h 52m
2 stops
$1,159Alaska Airlines
Wed, Sep 16 - Sat, Sep 26
Alaska Airlines Logo
4:20 pm - 5:30 pm
BOI
-
ICN
34h 10m
1 stop
Alaska Airlines Logo
7:35 pm - 6:07 pm
ICN
-
BOI
13h 32m
1 stop
$1,200Alaska Airlines
Sun, Sep 13 - Wed, Sep 16
Qatar Airways Logo
4:03 pm - 5:15 pm
IDA
-
ICN
57h 12m
2 stops
Qatar Airways Logo
11:05 am - 10:39 pm
ICN
-
IDA
51h 34m
3 stops
$2,289Qatar Airways
Wed, Dec 23 - Tue, Jan 5

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Alaska Airlines flights from Idaho to Incheon Intl Airport

Our best Alaska Airlines deals on Idaho to Incheon Intl Airport flight tickets
Alaska Airlines
Sep 16
BOI7:00 amBoise Air Term. Gowen Fld
19h 30m
2 stops
ICN5:30 pmIncheon Intl
Sep 26
ICN7:35 pmIncheon Intl
17h 52m
2 stops
BOI10:27 pmBoise Air Term. Gowen Fld
$1,159
Alaska Airlines
Sep 14
GEG8:31 amSpokane
16h 59m
1 stop
ICN5:30 pmIncheon Intl
Sep 17
ICN7:35 pmIncheon Intl
14h 17m
1 stop
GEG5:52 pmSpokane
$1,194
Alaska Airlines
Sep 13
BOI4:20 pmBoise Air Term. Gowen Fld
34h 10m
1 stop
ICN5:30 pmIncheon Intl
Sep 16
ICN7:35 pmIncheon Intl
13h 32m
1 stop
BOI6:07 pmBoise Air Term. Gowen Fld
$1,200

Delta flights from Idaho to Incheon Intl Airport

Our best Delta deals on Idaho to Incheon Intl Airport flight tickets
Delta
Sep 14
GEG9:23 amSpokane
15h 27m
1 stop
ICN4:50 pmIncheon Intl
Sep 17
ICN7:00 pmIncheon Intl
15h 50m
1 stop
GEG6:50 pmSpokane
$1,014
Delta
Nov 1
GEG3:30 pmSpokane
33h 25m
1 stop
ICN5:55 pmIncheon Intl
Nov 21
ICN6:45 pmIncheon Intl
13h 00m
1 stop
GEG2:45 pmSpokane
$1,020
Delta
Sep 8
GEG7:05 amSpokane
17h 45m
1 stop
ICN4:50 pmIncheon Intl
Nov 10
ICN6:45 pmIncheon Intl
21h 57m
1 stop
GEG11:42 pmSpokane
$1,106

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to Incheon Intl Airport 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, momondo users made 832,500 searches. Data last updated July 13, 2026.
Use the filters below to find and compare flights from Idaho to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Mon 8/24

7:00 am-9:40 pm

2 stops22h 40m

Incheon Intl

Mon 8/31

7:15 pm-1:22 pm

1 stop34h 07m

$970

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Tue 9/8

6:22 am-3:10 pm

2 stops40h 48m

Incheon Intl

Tue 11/10

4:10 pm-9:37 pm

2 stops46h 27m

$1,010
Quickest round-trip

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Mon 9/14

9:23 am-4:50 pm

1 stop15h 27m

Incheon Intl

Thu 9/17

7:00 pm-6:50 pm

1 stop15h 50m

$1,014

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Tue 9/8

5:00 am-4:20 am

2 stops31h 20m

Incheon Intl

Tue 11/10

6:00 pm-9:01 pm

1 stop20h 01m

$1,018

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Mon 9/14

3:54 pm-4:20 am

2 stops20h 26m

Incheon Intl

Thu 9/17

11:30 am-10:30 am

1 stop15h 00m

$1,019

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Sun 11/1

3:30 pm-5:55 pm

1 stop33h 25m

Incheon Intl

Sat 11/21

6:45 pm-2:45 pm

1 stop13h 00m

$1,020

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Tue 8/18

4:15 pm-9:40 pm

2 stops38h 25m

Incheon Intl

Tue 8/25

1:00 pm-11:00 pm

1 stop25h 00m

$1,029

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Wed 9/16

7:00 am-5:30 pm

2 stops19h 30m

Incheon Intl

Sat 9/26

7:35 pm-10:27 pm

2 stops17h 52m

$1,159

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Sun 9/13

4:20 pm-5:30 pm

1 stop34h 10m

Incheon Intl

Wed 9/16

7:35 pm-6:07 pm

1 stop13h 32m

$1,200

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Wed 12/23

4:03 pm-5:15 pm

2 stops57h 12m

Incheon Intl

Tue 1/5

11:05 am-10:39 pm

3 stops51h 34m

$2,289

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Idaho to Incheon Intl Airport

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

Can stopping save me money on Idaho to Incheon Intl Airport flights?

You could potentially save up to 35% on your flight if you consider stops on a Idaho to Incheon Intl Airport flight.

Cheap Idaho to Incheon Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Incheon Intl Airport

Fastest flight time

15h 23m

Direct flights

None
The fastest flight from Idaho to Incheon Intl Airport takes 15h 23m
There are no direct flights from Idaho to Incheon Intl Airport. There are no popular flight routes from Idaho to Incheon Intl Airport.
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Frequently asked questions about flying from Idaho to Incheon Intl Airport

  • When did momondo last update prices for flights from Idaho to Incheon Intl Airport?

    Prices for flights from Idaho to Incheon Intl Airport were last updated today.

  • How many operators does momondo search for flights from Idaho to Incheon Intl Airport?

  • How old do you have to be to fly from Idaho to Incheon Intl Airport?

    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 Incheon Intl Airport.

  • What documentation or ID do you need to fly to Incheon Intl Airport?

    The travel and health documents required for your trip to Incheon Intl Airport 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 Incheon Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Idaho to Incheon Intl Airport

Compare and see reviews for airlines that fly from Idaho to Incheon Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Asiana AirlinesPriceFrom $1,865Free CancellationRating
8.1
551 reviews
Search Asiana Airlines flights

Traveling to a place near Seoul?

Book flights to Seoul if you plan to visit one of these locations
Daejeon
Suwon
Seongnam
Anyang

Why use momondo?

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

Finding the right flight to Seoul from Idaho is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seoul quick and easy, saving you time and money.

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

Yes. All flights to Seoul from Idaho on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Idaho to Seoul?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seoul from Idaho.

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

If you are simply researching potential flights to Seoul, momondo offers a useful price alert feature which will track prices for flights to Seoul from Idaho and alert you when they change.

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