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Cheap flights from Idaho to Seoul from $526

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 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Idaho to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
EVA Air Logo
6:14 pm - 6:45 pm
GEG
-
ICN
56h 31m
2 stops
EVA Air Logo
12:00 pm - 2:40 pm
ICN
-
GEG
42h 40m
2 stops
$1,071EVA Air
Wed, May 6 - Tue, May 12
Multiple Airlines Logo
3:34 pm - 11:00 am
GEG
-
ICN
27h 26m
2 stops
Multiple Airlines Logo
7:45 pm - 10:25 pm
ICN
-
GEG
18h 40m
2 stops
$1,077Multiple Airlines
Mon, Sep 14 - Thu, Sep 17
Multiple Airlines Logo
4:21 pm - 7:35 pm
GEG
-
ICN
35h 14m
2 stops
Multiple Airlines Logo
12:35 pm - 10:25 pm
ICN
-
GEG
25h 50m
2 stops
$1,122Multiple Airlines
Mon, Sep 14 - Thu, Sep 17
Multiple Airlines Logo
4:21 pm - 7:35 pm
GEG
-
ICN
35h 14m
2 stops
Multiple Airlines Logo
12:35 pm - 10:25 pm
ICN
-
GEG
25h 50m
2 stops
$1,132Multiple Airlines
Mon, Sep 14 - Thu, Sep 17
Delta Logo
5:20 am - 4:50 pm
GEG
-
ICN
19h 30m
1 stop
Delta Logo
7:00 pm - 6:47 pm
ICN
-
GEG
15h 47m
1 stop
$1,227Delta
Thu, Sep 17 - Sat, Sep 26
Delta Logo
6:10 am - 3:20 pm
IDA
-
ICN
18h 10m
1 stop
Delta Logo
7:20 pm - 10:14 pm
ICN
-
IDA
17h 54m
1 stop
$1,326Delta
Sun, Sep 6 - Sat, Sep 12
United Airlines Logo
11:46 am - 4:20 am
BOI
-
ICN
25h 34m
1 stop
United Airlines Logo
11:30 am - 4:48 pm
ICN
-
BOI
20h 18m
1 stop
$1,326United Airlines
Sun, Sep 6 - Thu, Sep 10
United Airlines Logo
2:44 pm - 4:20 am
BOI
-
ICN
22h 36m
2 stops
United Airlines Logo
4:50 pm - 7:27 pm
ICN
-
BOI
17h 37m
2 stops
$1,331United Airlines
Sun, Sep 6 - Thu, Sep 10
Delta Logo
6:10 am - 4:50 pm
IDA
-
ICN
19h 40m
2 stops
Delta Logo
7:20 pm - 6:14 pm
ICN
-
IDA
13h 54m
1 stop
$1,331Delta
Sun, Sep 6 - Sat, Sep 12
American Airlines Logo
12:29 pm - 3:45 pm
IDA
-
ICN
36h 16m
2 stops
American Airlines Logo
5:50 pm - 9:22 pm
ICN
-
IDA
18h 32m
1 stop
$1,557American Airlines
Thu, Jul 23 - Thu, Aug 20

United Airlines flights from Idaho to Incheon Intl Airport

Our best United Airlines deals on Idaho to Incheon Intl Airport flight tickets
United Airlines
Sep 6
BOI11:46 amBoise Air Term. Gowen Fld
25h 34m
1 stop
ICN4:20 amIncheon Intl
Sep 10
ICN11:30 amIncheon Intl
20h 18m
1 stop
BOI4:48 pmBoise Air Term. Gowen Fld
$1,326
United Airlines
Sep 6
BOI2:44 pmBoise Air Term. Gowen Fld
22h 36m
2 stops
ICN4:20 amIncheon Intl
Sep 10
ICN4:50 pmIncheon Intl
17h 37m
2 stops
BOI7:27 pmBoise Air Term. Gowen Fld
$1,331
United Airlines
Sep 13
GEG6:00 amSpokane
17h 00m
1 stop
ICN3:00 pmIncheon Intl
Sep 15
ICN4:50 pmIncheon Intl
35h 45m
2 stops
GEG12:35 pmSpokane
$1,332

Delta flights from Idaho to Incheon Intl Airport

Our best Delta deals on Idaho to Incheon Intl Airport flight tickets
Delta
Sep 17
GEG5:20 amSpokane
19h 30m
1 stop
ICN4:50 pmIncheon Intl
Sep 26
ICN7:00 pmIncheon Intl
15h 47m
1 stop
GEG6:47 pmSpokane
$1,227
Delta
Sep 6
IDA6:10 amIdaho Falls Fanning Field
18h 10m
1 stop
ICN3:20 pmIncheon Intl
Sep 12
ICN7:20 pmIncheon Intl
17h 54m
1 stop
IDA10:14 pmIdaho Falls Fanning Field
$1,326
Delta
Sep 6
IDA6:10 amIdaho Falls Fanning Field
19h 40m
2 stops
ICN4:50 pmIncheon Intl
Sep 12
ICN7:20 pmIncheon Intl
13h 54m
1 stop
IDA6:14 pmIdaho Falls Fanning Field
$1,331

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 April 11, 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

Wed 5/6

6:14 pm-6:45 pm

2 stops56h 31m

Incheon Intl

Tue 5/12

12:00 pm-2:40 pm

2 stops42h 40m

$1,071

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Mon 9/14

3:34 pm-11:00 am

2 stops27h 26m

Incheon Intl

Thu 9/17

7:45 pm-10:25 pm

2 stops18h 40m

$1,077

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Mon 9/14

4:21 pm-7:35 pm

2 stops35h 14m

Incheon Intl

Thu 9/17

12:35 pm-10:25 pm

2 stops25h 50m

$1,122

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Mon 9/14

4:21 pm-7:35 pm

2 stops35h 14m

Incheon Intl

Thu 9/17

12:35 pm-10:25 pm

2 stops25h 50m

$1,132

SpokaneIncheon

GEG - ICN

GEGICN

Spokane

Thu 9/17

5:20 am-4:50 pm

1 stop19h 30m

Incheon Intl

Sat 9/26

7:00 pm-6:47 pm

1 stop15h 47m

$1,227

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 9/6

6:10 am-3:20 pm

1 stop18h 10m

Incheon Intl

Sat 9/12

7:20 pm-10:14 pm

1 stop17h 54m

$1,326

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Sun 9/6

11:46 am-4:20 am

1 stop25h 34m

Incheon Intl

Thu 9/10

11:30 am-4:48 pm

1 stop20h 18m

$1,326

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Sun 9/6

2:44 pm-4:20 am

2 stops22h 36m

Incheon Intl

Thu 9/10

4:50 pm-7:27 pm

2 stops17h 37m

$1,331
Quickest round-trip

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 9/6

6:10 am-4:50 pm

2 stops19h 40m

Incheon Intl

Sat 9/12

7:20 pm-6:14 pm

1 stop13h 54m

$1,331

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Thu 7/23

12:29 pm-3:45 pm

2 stops36h 16m

Incheon Intl

Thu 8/20

5:50 pm-9:22 pm

1 stop18h 32m

$1,557

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

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

What is the cheapest airline that flies from Idaho to Incheon Intl?

Delta is the most popular carrier operating from Idaho to Incheon Intl

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

18h 10m

Direct flights

None
The fastest flight from Idaho to Incheon Intl Airport takes 18h 10m
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.

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.

An easier way to manage your Incheon Intl Airport trip

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