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Cheap flights from Idaho Falls to Seoul from $897

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 3/23. 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
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
6:00 am - 4:20 am
IDA
-
ICN
31h 20m
1 stop
Multiple Airlines Logo
9:00 pm - 10:40 pm
ICN
-
IDA
16h 40m
1 stop
$897Multiple Airlines
Mon, Mar 23 - Sun, Apr 26
United Airlines Logo
5:30 pm - 4:40 am
IDA
-
ICN
20h 10m
2 stops
United Airlines Logo
4:50 pm - 9:53 am
ICN
-
IDA
32h 03m
2 stops
$921United Airlines
Mon, Mar 23 - Wed, Apr 22
United Airlines Logo
5:30 pm - 4:40 am
IDA
-
ICN
20h 10m
2 stops
United Airlines Logo
4:50 pm - 9:53 am
ICN
-
IDA
32h 03m
2 stops
$926United Airlines
Tue, Mar 24 - Thu, Apr 23
Multiple Airlines Logo
8:00 am - 6:35 pm
IDA
-
ICN
18h 35m
1 stop
Multiple Airlines Logo
8:35 pm - 11:36 pm
ICN
-
IDA
19h 01m
1 stop
$927Multiple Airlines
Wed, Feb 18 - Thu, Feb 26
United Airlines Logo
5:30 pm - 4:40 am
IDA
-
ICN
44h 10m
2 stops
United Airlines Logo
11:30 am - 9:53 am
ICN
-
IDA
37h 23m
2 stops
$934United Airlines
Sat, Mar 21 - Thu, Apr 23
Delta Logo
6:35 pm - 4:20 pm
IDA
-
ICN
29h 45m
1 stop
Delta Logo
8:05 pm - 10:21 pm
ICN
-
IDA
18h 16m
2 stops
$936Delta
Wed, Feb 18 - Thu, Feb 26
United Airlines Logo
5:30 pm - 4:40 am
IDA
-
ICN
20h 10m
2 stops
United Airlines Logo
11:30 am - 9:53 am
ICN
-
IDA
37h 23m
2 stops
$939United Airlines
Tue, Mar 24 - Fri, Apr 24
Delta Logo
6:55 pm - 4:30 pm
IDA
-
ICN
30h 35m
2 stops
Delta Logo
7:20 pm - 10:40 pm
ICN
-
IDA
18h 20m
1 stop
$943Delta
Mon, Mar 23 - Fri, Apr 24
Delta Logo
6:55 pm - 4:30 pm
IDA
-
ICN
30h 35m
2 stops
Delta Logo
7:00 pm - 10:40 pm
ICN
-
IDA
18h 40m
2 stops
$993Delta
Mon, Mar 23 - Sat, Apr 25
United Airlines Logo
5:30 pm - 4:40 am
IDA
-
ICN
20h 10m
2 stops
United Airlines Logo
4:50 pm - 9:53 am
ICN
-
IDA
32h 03m
2 stops
$999United Airlines
Tue, Mar 24 - Sat, Apr 25

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
Mar 23
IDA5:30 pmIdaho Falls Fanning Field
20h 10m
2 stops
ICN4:40 amIncheon Intl
Apr 23
ICN4:50 pmIncheon Intl
32h 03m
2 stops
IDA9:53 amIdaho Falls Fanning Field
$921
United Airlines
Mar 24
IDA5:30 pmIdaho Falls Fanning Field
20h 10m
2 stops
ICN4:40 amIncheon Intl
Apr 23
ICN4:50 pmIncheon Intl
32h 03m
2 stops
IDA9:53 amIdaho Falls Fanning Field
$926
United Airlines
Mar 21
IDA5:30 pmIdaho Falls Fanning Field
44h 10m
2 stops
ICN4:40 amIncheon Intl
Apr 23
ICN11:30 amIncheon Intl
37h 23m
2 stops
IDA9:53 amIdaho Falls Fanning Field
$934

American Airlines flights from Idaho Falls to Incheon Intl Airport

Our best American Airlines deals on Idaho Falls to Incheon Intl Airport flight tickets
American Airlines
Mar 25
IDA2:18 pmIdaho Falls Fanning Field
34h 37m
1 stop
ICN3:55 pmIncheon Intl
Apr 1
ICN5:40 pmIncheon Intl
35h 08m
1 stop
IDA1:48 pmIdaho Falls Fanning Field
$1,212
American Airlines
Mar 23
IDA2:18 pmIdaho Falls Fanning Field
34h 37m
1 stop
ICN3:55 pmIncheon Intl
Apr 23
ICN5:40 pmIncheon Intl
34h 33m
1 stop
IDA1:13 pmIdaho Falls Fanning Field
$1,260
American Airlines
Mar 23
IDA2:18 pmIdaho Falls Fanning Field
34h 37m
1 stop
ICN3:55 pmIncheon Intl
Apr 22
ICN5:40 pmIncheon Intl
34h 33m
1 stop
IDA1:13 pmIdaho Falls Fanning Field
$1,371

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 January 26, 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

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 3/23

6:00 am-4:20 am

1 stop31h 20m

Incheon Intl

Sun 4/26

9:00 pm-10:40 pm

1 stop16h 40m

$897

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 3/23

5:30 pm-4:40 am

2 stops20h 10m

Incheon Intl

Wed 4/22

4:50 pm-9:53 am

2 stops32h 03m

$921

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Tue 3/24

5:30 pm-4:40 am

2 stops20h 10m

Incheon Intl

Thu 4/23

4:50 pm-9:53 am

2 stops32h 03m

$926

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Wed 2/18

8:00 am-6:35 pm

1 stop18h 35m

Incheon Intl

Thu 2/26

8:35 pm-11:36 pm

1 stop19h 01m

$927

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sat 3/21

5:30 pm-4:40 am

2 stops44h 10m

Incheon Intl

Thu 4/23

11:30 am-9:53 am

2 stops37h 23m

$934

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Wed 2/18

6:35 pm-4:20 pm

1 stop29h 45m

Incheon Intl

Thu 2/26

8:05 pm-10:21 pm

2 stops18h 16m

$936

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Tue 3/24

5:30 pm-4:40 am

2 stops20h 10m

Incheon Intl

Fri 4/24

11:30 am-9:53 am

2 stops37h 23m

$939

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 3/23

6:55 pm-4:30 pm

2 stops30h 35m

Incheon Intl

Fri 4/24

7:20 pm-10:40 pm

1 stop18h 20m

$943

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 3/23

6:55 pm-4:30 pm

2 stops30h 35m

Incheon Intl

Sat 4/25

7:00 pm-10:40 pm

2 stops18h 40m

$993

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Tue 3/24

5:30 pm-4:40 am

2 stops20h 10m

Incheon Intl

Sat 4/25

4:50 pm-9:53 am

2 stops32h 03m

$999

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

18h 55m

Direct flights

None
The fastest flight from Idaho Falls to Incheon Intl Airport takes 18h 55m
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.
Search flight deals

  • 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 18h 55m 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.

  • 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
Suwon
Daejeon
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.

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