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Cheap flights from Idaho to Seoul from $700

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 9/6. 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
4:21 pm - 5:55 pmGEG  Spokane-GMP Seoul Gimpo Intl
33h 34m2 stops Los Angeles Tokyo Haneda
Multiple Airlines Logo
7:15 pm - 3:22 pmGMP  Seoul Gimpo Intl-GEG Spokane
36h 07m2 stops Tokyo Haneda San Francisco
$1,402Multiple Airlines
Tue, Sep 22 - Sun, Oct 4
Multiple Airlines Logo
7:00 am - 9:15 pmGEG  Spokane-GMP Seoul Gimpo Intl
22h 15m2 stops Los Angeles Tokyo Haneda
Multiple Airlines Logo
8:00 am - 10:38 pmGMP  Seoul Gimpo Intl-GEG Spokane
30h 38m2 stops Tokyo Haneda Los Angeles
$1,427Multiple Airlines
Mon, Sep 21 - Mon, Sep 28
Japan Airlines Logo
2:14 pm - 10:05 pmGEG  Spokane-GMP Seoul Gimpo Intl
38h 51m2 stops San Francisco Tokyo Haneda
Japan Airlines Logo
8:00 am - 3:40 pmGMP  Seoul Gimpo Intl-GEG Spokane
24h 40m2 stops Tokyo Haneda San Francisco
$1,468Japan Airlines
Thu, Nov 26 - Sun, Dec 20
Multiple Airlines Logo
9:00 am - 10:05 pmBOI  Boise Air Term. Gowen Fld-GMP Seoul Gimpo Intl
21h 05m2 stops San Francisco Tokyo Haneda
Multiple Airlines Logo
12:05 pm - 10:20 pmGMP  Seoul Gimpo Intl-BOI Boise Air Term. Gowen Fld
26h 15m2 stops Tokyo Haneda San Francisco
$1,618Multiple Airlines
Thu, Dec 10 - Fri, Dec 18
Multiple Airlines Logo
6:47 pm - 5:55 pmBOI  Boise Air Term. Gowen Fld-GMP Seoul Gimpo Intl
32h 08m2 stops Los Angeles Tokyo Haneda
Multiple Airlines Logo
8:00 am - 12:33 pmGMP  Seoul Gimpo Intl-BOI Boise Air Term. Gowen Fld
19h 33m2 stops Tokyo Haneda Los Angeles
$1,628Multiple Airlines
Mon, Sep 21 - Wed, Sep 30
Multiple Airlines Logo
7:05 am - 9:15 pmBOI  Boise Air Term. Gowen Fld-GMP Seoul Gimpo Intl
23h 10m2 stops Los Angeles Tokyo Haneda
Multiple Airlines Logo
8:00 am - 12:33 pmGMP  Seoul Gimpo Intl-BOI Boise Air Term. Gowen Fld
19h 33m2 stops Tokyo Haneda Los Angeles
$1,628Multiple Airlines
Tue, Sep 8 - Wed, Sep 30
Multiple Airlines Logo
7:05 am - 9:15 pmBOI  Boise Air Term. Gowen Fld-GMP Seoul Gimpo Intl
23h 10m2 stops Los Angeles Tokyo Haneda
Multiple Airlines Logo
8:00 am - 10:27 pmGMP  Seoul Gimpo Intl-BOI Boise Air Term. Gowen Fld
29h 27m2 stops Tokyo Haneda San Francisco
$1,697Multiple Airlines
Sun, Sep 6 - Sun, Sep 13
Multiple Airlines Logo
9:00 am - 10:05 pmBOI  Boise Air Term. Gowen Fld-GMP Seoul Gimpo Intl
21h 05m2 stops San Francisco Tokyo Haneda
Multiple Airlines Logo
12:05 pm - 8:54 pmGMP  Seoul Gimpo Intl-BOI Boise Air Term. Gowen Fld
24h 49m2 stops Tokyo Haneda San Francisco
$1,755Multiple Airlines
Thu, Jan 7 - Sat, Jan 16
Multiple Airlines Logo
7:00 am - 9:15 pmGEG  Spokane-GMP Seoul Gimpo Intl
22h 15m2 stops Los Angeles Tokyo Haneda
Multiple Airlines Logo
8:00 am - 1:22 pmGMP  Seoul Gimpo Intl-GEG Spokane
21h 22m3 stops Tokyo Haneda Los Angeles San Francisco
$1,960Multiple Airlines
Mon, Sep 21 - Mon, Sep 28
Multiple Airlines Logo
7:00 am - 9:15 pmGEG  Spokane-GMP Seoul Gimpo Intl
22h 15m2 stops Los Angeles Tokyo Haneda
Multiple Airlines Logo
8:00 am - 1:23 pmGMP  Seoul Gimpo Intl-GEG Spokane
21h 23m2 stops Tokyo Haneda Los Angeles
$2,128Multiple Airlines
Mon, Sep 14 - Thu, Sep 17

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Customize your flight search to find flights from Idaho to Seoul Gimpo 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 August 9, 2026.
Use the filters below to find and compare flights from Idaho to Seoul Gimpo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SpokaneSeoul

GEG Spokane - GMP Seoul Gimpo Intl

GEGGMP

Spokane

Tue 9/22

4:21 pm-5:55 pm

2 stops33h 34m

Seoul Gimpo Intl

Sun 10/4

7:15 pm-3:22 pm

2 stops36h 07m

$1,402

SpokaneSeoul

GEG Spokane - GMP Seoul Gimpo Intl

GEGGMP

Spokane

Mon 9/21

7:00 am-9:15 pm

2 stops22h 15m

Seoul Gimpo Intl

Mon 9/28

8:00 am-10:38 pm

2 stops30h 38m

$1,427

SpokaneSeoul

GEG Spokane - GMP Seoul Gimpo Intl

GEGGMP

Spokane

Thu 11/26

2:14 pm-10:05 pm

2 stops38h 51m

Seoul Gimpo Intl

Sun 12/20

8:00 am-3:40 pm

2 stops24h 40m

$1,468

BoiseSeoul

BOI Boise Air Term. Gowen Fld - GMP Seoul Gimpo Intl

BOIGMP

Boise Air Term. Gowen Fld

Thu 12/10

9:00 am-10:05 pm

2 stops21h 05m

Seoul Gimpo Intl

Fri 12/18

12:05 pm-10:20 pm

2 stops26h 15m

$1,618

BoiseSeoul

BOI Boise Air Term. Gowen Fld - GMP Seoul Gimpo Intl

BOIGMP

Boise Air Term. Gowen Fld

Mon 9/21

6:47 pm-5:55 pm

2 stops32h 08m

Seoul Gimpo Intl

Wed 9/30

8:00 am-12:33 pm

2 stops19h 33m

$1,628
Quickest round-trip

BoiseSeoul

BOI Boise Air Term. Gowen Fld - GMP Seoul Gimpo Intl

BOIGMP

Boise Air Term. Gowen Fld

Tue 9/8

7:05 am-9:15 pm

2 stops23h 10m

Seoul Gimpo Intl

Wed 9/30

8:00 am-12:33 pm

2 stops19h 33m

$1,628

BoiseSeoul

BOI Boise Air Term. Gowen Fld - GMP Seoul Gimpo Intl

BOIGMP

Boise Air Term. Gowen Fld

Sun 9/6

7:05 am-9:15 pm

2 stops23h 10m

Seoul Gimpo Intl

Sun 9/13

8:00 am-10:27 pm

2 stops29h 27m

$1,697

BoiseSeoul

BOI Boise Air Term. Gowen Fld - GMP Seoul Gimpo Intl

BOIGMP

Boise Air Term. Gowen Fld

Thu 1/7

9:00 am-10:05 pm

2 stops21h 05m

Seoul Gimpo Intl

Sat 1/16

12:05 pm-8:54 pm

2 stops24h 49m

$1,755

SpokaneSeoul

GEG Spokane - GMP Seoul Gimpo Intl

GEGGMP

Spokane

Mon 9/21

7:00 am-9:15 pm

2 stops22h 15m

Seoul Gimpo Intl

Mon 9/28

8:00 am-1:22 pm

3 stops21h 22m

$1,960

SpokaneSeoul

GEG Spokane - GMP Seoul Gimpo Intl

GEGGMP

Spokane

Mon 9/14

7:00 am-9:15 pm

2 stops22h 15m

Seoul Gimpo Intl

Thu 9/17

8:00 am-1:23 pm

2 stops21h 23m

$2,128

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Seoul from

How to get the cheapest flight ticket from Idaho to Seoul Gimpo 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 Seoul Gimpo Intl?

Japan Airlines is the most popular carrier operating from Idaho to Seoul Gimpo Intl

Cheap Idaho to Seoul Gimpo Intl Airport flight deals and tips

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

Fastest flight time

21h 05m

Direct flights

None
The fastest flight from Idaho to Seoul Gimpo Intl Airport takes 21h 05m
There are no direct flights from Idaho to Seoul Gimpo Intl Airport. There are no popular flight routes from Idaho to Seoul Gimpo Intl Airport.
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Frequently asked questions about flying from Idaho to Seoul Gimpo Intl Airport

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

    Prices for flights from Idaho to Seoul Gimpo Intl Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Seoul Gimpo Intl Airport.

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

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

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. momondo allows you to filter the results for Idaho to Seoul flights to just show those with flexible booking policies.

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?

Yes. momondo can track prices for Idaho to Seoul flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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