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Cheap flights from Idaho Falls to South Korea from $1,106

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to South Korea departing on 8/31. 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 Falls to South Korea

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:00 am - 3:20 pm
IDA
-
ICN
18h 20m
1 stop
Delta Logo
7:20 pm - 10:32 pm
ICN
-
IDA
18h 12m
1 stop
$1,106Delta
Mon, Aug 31 - Mon, Sep 7
Delta Logo
6:00 am - 5:20 pm
IDA
-
ICN
20h 20m
2 stops
Delta Logo
7:20 pm - 6:28 pm
ICN
-
IDA
14h 08m
1 stop
$1,111Delta
Mon, Aug 31 - Mon, Sep 7
Delta Logo
3:17 pm - 3:20 pm
IDA
-
ICN
33h 03m
1 stop
Delta Logo
7:20 pm - 10:22 pm
ICN
-
IDA
18h 02m
1 stop
$1,112Delta
Sun, Aug 30 - Thu, Sep 10
Delta Logo
7:00 pm - 4:50 pm
IDA
-
ICN
30h 50m
2 stops
Delta Logo
7:40 pm - 12:15 pm
ICN
-
IDA
31h 35m
2 stops
$1,122Delta
Sun, Aug 30 - Wed, Sep 9
United Airlines Logo
4:05 pm - 4:20 am
IDA
-
ICN
21h 15m
2 stops
United Airlines Logo
4:50 pm - 8:54 pm
ICN
-
IDA
19h 04m
2 stops
$1,154United Airlines
Thu, Oct 8 - Thu, Oct 22
Delta Logo
6:00 am - 3:20 pm
IDA
-
ICN
18h 20m
1 stop
Delta Logo
7:20 pm - 6:17 pm
ICN
-
IDA
13h 57m
1 stop
$1,156Delta
Fri, Aug 28 - Tue, Sep 8
Delta Logo
6:00 am - 4:50 pm
IDA
-
ICN
19h 50m
2 stops
Delta Logo
7:20 pm - 6:17 pm
ICN
-
IDA
13h 57m
1 stop
$1,161Delta
Fri, Aug 28 - Thu, Sep 10
Delta Logo
3:17 pm - 3:20 pm
IDA
-
ICN
33h 03m
1 stop
Delta Logo
7:20 pm - 6:17 pm
ICN
-
IDA
13h 57m
1 stop
$1,162Delta
Sun, Aug 30 - Sun, Sep 13
Delta Logo
6:00 am - 3:20 pm
IDA
-
ICN
18h 20m
1 stop
Delta Logo
7:40 pm - 12:22 pm
ICN
-
IDA
31h 42m
2 stops
$1,172Delta
Thu, Oct 8 - Thu, Oct 22
Delta Logo
6:00 am - 3:20 pm
IDA
-
ICN
18h 20m
1 stop
Delta Logo
7:20 pm - 6:17 pm
ICN
-
IDA
13h 57m
1 stop
$1,206Delta
Fri, Aug 28 - Fri, Sep 11

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Korean Air flights from Idaho Falls to South Korea

Our best Korean Air deals on Idaho Falls to South Korea flight tickets
Korean Air
Nov 8
IDA6:00 amIdaho Falls Fanning Field
18h 20m
1 stop
ICN4:20 pmIncheon Intl
Nov 11
ICN6:35 pmIncheon Intl
15h 39m
1 stop
IDA6:14 pmIdaho Falls Fanning Field
$1,680
Korean Air
Nov 8
IDA6:00 amIdaho Falls Fanning Field
18h 20m
1 stop
ICN4:20 pmIncheon Intl
Nov 11
ICN6:35 pmIncheon Intl
15h 39m
1 stop
IDA6:14 pmIdaho Falls Fanning Field
$1,730

United Airlines flights from Idaho Falls to South Korea

Our best United Airlines deals on Idaho Falls to South Korea flight tickets
United Airlines
Oct 8
IDA4:05 pmIdaho Falls Fanning Field
21h 15m
2 stops
ICN4:20 amIncheon Intl
Oct 22
ICN4:50 pmIncheon Intl
19h 04m
2 stops
IDA8:54 pmIdaho Falls Fanning Field
$1,154
United Airlines
Nov 8
IDA7:00 amIdaho Falls Fanning Field
30h 40m
2 stops
ICN5:40 amIncheon Intl
Nov 11
ICN12:45 pmIncheon Intl
24h 36m
2 stops
IDA9:21 pmIdaho Falls Fanning Field
$1,511
United Airlines
Dec 23
IDA4:20 pmIdaho Falls Fanning Field
31h 55m
2 stops
ICN4:15 pmIncheon Intl
Jan 5
ICN6:00 pmIncheon Intl
31h 28m
2 stops
IDA9:28 amIdaho Falls Fanning Field
$1,661

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to South Korea 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 24, 2026.
Use the filters below to find and compare flights from Idaho Falls to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 8/31

6:00 am-3:20 pm

1 stop18h 20m

Incheon Intl

Mon 9/7

7:20 pm-10:32 pm

1 stop18h 12m

$1,106

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 8/31

6:00 am-5:20 pm

2 stops20h 20m

Incheon Intl

Mon 9/7

7:20 pm-6:28 pm

1 stop14h 08m

$1,111

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 8/30

3:17 pm-3:20 pm

1 stop33h 03m

Incheon Intl

Thu 9/10

7:20 pm-10:22 pm

1 stop18h 02m

$1,112

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 8/30

7:00 pm-4:50 pm

2 stops30h 50m

Incheon Intl

Wed 9/9

7:40 pm-12:15 pm

2 stops31h 35m

$1,122

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Thu 10/8

4:05 pm-4:20 am

2 stops21h 15m

Incheon Intl

Thu 10/22

4:50 pm-8:54 pm

2 stops19h 04m

$1,154
Quickest round-trip

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Fri 8/28

6:00 am-3:20 pm

1 stop18h 20m

Incheon Intl

Tue 9/8

7:20 pm-6:17 pm

1 stop13h 57m

$1,156

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Fri 8/28

6:00 am-4:50 pm

2 stops19h 50m

Incheon Intl

Thu 9/10

7:20 pm-6:17 pm

1 stop13h 57m

$1,161

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 8/30

3:17 pm-3:20 pm

1 stop33h 03m

Incheon Intl

Sun 9/13

7:20 pm-6:17 pm

1 stop13h 57m

$1,162

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Thu 10/8

6:00 am-3:20 pm

1 stop18h 20m

Incheon Intl

Thu 10/22

7:40 pm-12:22 pm

2 stops31h 42m

$1,172

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Fri 8/28

6:00 am-3:20 pm

1 stop18h 20m

Incheon Intl

Fri 9/11

7:20 pm-6:17 pm

1 stop13h 57m

$1,206

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Idaho Falls to South Korea flight deals and tips

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

Fastest flight time

21h 15m

Direct flights

None
The fastest flight from Idaho Falls to South Korea takes 21h 15m
There are no direct flights from Idaho Falls to South Korea. There are no popular flight routes from Idaho Falls to South Korea.
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Frequently asked questions about flying from Idaho Falls to South Korea

  • When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to South Korea?

    Prices for flights from Idaho Falls Fanning Field Airport to South Korea were last updated today.

  • How old do you have to be to fly from Idaho Falls Fanning Field Airport to South Korea?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Idaho Falls Fanning Field Airport to South Korea.

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

    The necessary travel and health documents for your South Korea trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Idaho Falls to South Korea

  • How do I get Price Alerts for flights from Idaho Falls to South Korea?

    Confirm your travel details to search for the latest offers for flights from Idaho Falls to South Korea. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Idaho Falls to South Korea with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to South Korea from Idaho Falls.

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

Yes. momondo enables you to select and highlight flights to South Korea from Idaho Falls with this policy.

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

momondo provides multiple filters to help you find the best flight to South Korea from Idaho Falls. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Idaho Falls to South Korea now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to South Korea and let you know when they change.

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