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Cheap flights from Idaho Falls to Seoul from $1,282

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 Seoul departing on 10/5. 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 Falls to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:46 pm - 5:05 pm
IDA
-
ICN
36h 19m
2 stops
Multiple Airlines Logo
12:20 am - 10:54 pm
ICN
-
IDA
37h 34m
2 stops
$1,282Multiple Airlines
Mon, Oct 5 - Mon, Oct 26
American Airlines Logo
1:43 pm - 3:45 pm
IDA
-
ICN
35h 02m
2 stops
American Airlines Logo
6:35 pm - 9:22 pm
ICN
-
IDA
17h 47m
1 stop
$1,448American Airlines
Mon, Oct 5 - Tue, Oct 27
Alaska Airlines Logo
6:18 am - 5:30 pm
IDA
-
ICN
20h 12m
1 stop
Alaska Airlines Logo
7:35 pm - 10:56 pm
ICN
-
IDA
18h 21m
1 stop
$1,456Alaska Airlines
Sun, Sep 6 - Thu, Sep 10
Delta Logo
6:10 am - 3:20 pm
IDA
-
ICN
18h 10m
1 stop
Delta Logo
6:45 pm - 10:19 pm
ICN
-
IDA
18h 34m
1 stop
$1,457Delta
Mon, Oct 5 - Tue, Oct 27
United Airlines Logo
4:04 pm - 3:00 pm
IDA
-
ICN
31h 56m
2 stops
United Airlines Logo
11:30 am - 9:18 pm
ICN
-
IDA
24h 48m
2 stops
$1,461United Airlines
Sun, Sep 6 - Thu, Sep 10
United Airlines Logo
2:35 pm - 5:40 am
IDA
-
ICN
23h 05m
2 stops
United Airlines Logo
6:00 pm - 9:08 pm
ICN
-
IDA
19h 08m
2 stops
$1,481United Airlines
Sun, Nov 1 - Wed, Nov 4
Alaska Airlines Logo
6:18 am - 5:30 pm
IDA
-
ICN
20h 12m
1 stop
Alaska Airlines Logo
7:35 pm - 1:06 pm
ICN
-
IDA
32h 31m
2 stops
$1,634Alaska Airlines
Sun, Sep 6 - Thu, Sep 10
Multiple Airlines Logo
6:09 am - 5:05 pm
IDA
-
ICN
43h 56m
2 stops
Multiple Airlines Logo
10:00 am - 9:22 pm
ICN
-
IDA
50h 22m
3 stops
$1,851Multiple Airlines
Mon, Oct 5 - Tue, Oct 27
Delta Logo
3:25 pm - 3:20 pm
IDA
-
ICN
32h 55m
1 stop
Delta Logo
7:20 pm - 10:43 am
ICN
-
IDA
30h 23m
1 stop
$1,887Delta
Sat, Jun 27 - Sat, Jul 4
Delta Logo
3:25 pm - 3:20 pm
IDA
-
ICN
32h 55m
1 stop
Delta Logo
7:00 pm - 10:43 am
ICN
-
IDA
30h 43m
2 stops
$1,903Delta
Sat, Jun 27 - Sat, Jul 4

United Airlines flights from Idaho Falls to Incheon Intl Airport

Our best United Airlines deals on Idaho Falls to Incheon Intl Airport flight tickets
United Airlines
Sep 6
IDA4:04 pmIdaho Falls Fanning Field
31h 56m
2 stops
ICN3:00 pmIncheon Intl
Sep 10
ICN11:30 amIncheon Intl
24h 48m
2 stops
IDA9:18 pmIdaho Falls Fanning Field
$1,461
United Airlines
Nov 1
IDA2:35 pmIdaho Falls Fanning Field
23h 05m
2 stops
ICN5:40 amIncheon Intl
Nov 4
ICN6:00 pmIncheon Intl
19h 08m
2 stops
IDA9:08 pmIdaho Falls Fanning Field
$1,481

Alaska Airlines flights from Idaho Falls to Incheon Intl Airport

Our best Alaska Airlines deals on Idaho Falls to Incheon Intl Airport flight tickets
Alaska Airlines
Sep 6
IDA6:18 amIdaho Falls Fanning Field
20h 12m
1 stop
ICN5:30 pmIncheon Intl
Sep 10
ICN7:35 pmIncheon Intl
18h 21m
1 stop
IDA10:56 pmIdaho Falls Fanning Field
$1,456
Alaska Airlines
Sep 6
IDA6:18 amIdaho Falls Fanning Field
20h 12m
1 stop
ICN5:30 pmIncheon Intl
Sep 10
ICN7:35 pmIncheon Intl
32h 31m
2 stops
IDA1:06 pmIdaho Falls Fanning Field
$1,634

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls 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 May 15, 2026.
Use the filters below to find and compare flights from Idaho Falls to Incheon Intl Airport 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 10/5

1:46 pm-5:05 pm

2 stops36h 19m

Incheon Intl

Mon 10/26

12:20 am-10:54 pm

2 stops37h 34m

$1,282

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 10/5

1:43 pm-3:45 pm

2 stops35h 02m

Incheon Intl

Tue 10/27

6:35 pm-9:22 pm

1 stop17h 47m

$1,448

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 9/6

6:18 am-5:30 pm

1 stop20h 12m

Incheon Intl

Thu 9/10

7:35 pm-10:56 pm

1 stop18h 21m

$1,456
Quickest round-trip

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 10/5

6:10 am-3:20 pm

1 stop18h 10m

Incheon Intl

Tue 10/27

6:45 pm-10:19 pm

1 stop18h 34m

$1,457

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 9/6

4:04 pm-3:00 pm

2 stops31h 56m

Incheon Intl

Thu 9/10

11:30 am-9:18 pm

2 stops24h 48m

$1,461

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 11/1

2:35 pm-5:40 am

2 stops23h 05m

Incheon Intl

Wed 11/4

6:00 pm-9:08 pm

2 stops19h 08m

$1,481

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 9/6

6:18 am-5:30 pm

1 stop20h 12m

Incheon Intl

Thu 9/10

7:35 pm-1:06 pm

2 stops32h 31m

$1,634

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 10/5

6:09 am-5:05 pm

2 stops43h 56m

Incheon Intl

Tue 10/27

10:00 am-9:22 pm

3 stops50h 22m

$1,851

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sat 6/27

3:25 pm-3:20 pm

1 stop32h 55m

Incheon Intl

Sat 7/4

7:20 pm-10:43 am

1 stop30h 23m

$1,887

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sat 6/27

3:25 pm-3:20 pm

1 stop32h 55m

Incheon Intl

Sat 7/4

7:00 pm-10:43 am

2 stops30h 43m

$1,903

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Idaho Falls to Incheon Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Idaho Falls to Incheon Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Idaho Falls to Incheon Intl Airport (IDA to ICN) flight deals and tips

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

Fastest flight time

19h 43m

Direct flights

None
The fastest flight from Idaho Falls to Incheon Intl Airport takes 19h 43m
There are no direct flights from Idaho Falls to Incheon Intl Airport. There are no popular flight routes from Idaho Falls to Incheon Intl Airport.
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Frequently asked questions about flying from Idaho Falls to Incheon Intl Airport

  • How far is Idaho Falls Fanning Field to Incheon Intl by plane?

    There are 5749.7 mi between Idaho Falls Fanning Field and Incheon Intl. Typically, this will take 19h 43m by plane in normal conditions.

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

    Prices for flights from Idaho Falls Fanning Field Airport to Incheon Intl Airport are refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Incheon Intl Airport.

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

    The required travel and health documents for your Incheon Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Incheon Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Idaho Falls to Incheon Intl Airport

  • How do I get Price Alerts for flights from Idaho Falls to Incheon Intl Airport?

    Price Alerts will notify you by email when the price for flights to Incheon Intl Airport from Idaho Falls decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Idaho Falls to Incheon Intl Airport with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • 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.

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 Falls to Seoul?

It is quick and easy to find Idaho Falls to Seoul 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 Seoul that suits you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Idaho Falls to Seoul.

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

Yes. momondo can track prices for Idaho Falls 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.

An easier way to manage your Incheon Intl Airport trip

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