Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Idaho Falls to Seoul from $537

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 Falls to Seoul departing on 4/6. 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
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
4:03 pm - 5:15 am
IDA
-
ICN
22h 12m
1 stop
Multiple Airlines Logo
9:00 pm - 10:39 pm
ICN
-
IDA
16h 39m
1 stop
$940Multiple Airlines
Thu, Sep 3 - Thu, Sep 10
Multiple Airlines Logo
4:03 pm - 5:15 am
IDA
-
ICN
22h 12m
1 stop
Multiple Airlines Logo
9:00 pm - 10:39 pm
ICN
-
IDA
16h 39m
1 stop
$947Multiple Airlines
Thu, Sep 3 - Fri, Sep 11
Multiple Airlines Logo
6:15 am - 5:15 am
IDA
-
ICN
32h 00m
1 stop
Multiple Airlines Logo
9:00 pm - 10:39 pm
ICN
-
IDA
16h 39m
1 stop
$954Multiple Airlines
Fri, Sep 4 - Thu, Sep 10
United Airlines Logo
5:20 pm - 3:00 pm
IDA
-
ICN
30h 40m
2 stops
United Airlines Logo
4:50 pm - 9:04 pm
ICN
-
IDA
19h 14m
2 stops
$1,081United Airlines
Sun, Apr 19 - Wed, Apr 22
Alaska Airlines Logo
6:15 am - 5:30 pm
IDA
-
ICN
20h 15m
1 stop
Alaska Airlines Logo
7:35 pm - 10:39 pm
ICN
-
IDA
18h 04m
1 stop
$1,126Alaska Airlines
Wed, Sep 2 - Fri, Sep 11
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
$1,131Delta
Wed, Sep 2 - Fri, Sep 11
Multiple Airlines Logo
6:00 am - 6:35 pm
IDA
-
ICN
21h 35m
1 stop
Multiple Airlines Logo
7:35 pm - 10:40 pm
ICN
-
IDA
18h 05m
1 stop
$1,144Multiple Airlines
Sun, Apr 19 - Wed, Apr 22
Multiple Airlines Logo
6:15 am - 4:05 pm
IDA
-
ICN
18h 50m
2 stops
Multiple Airlines Logo
5:45 pm - 10:39 pm
ICN
-
IDA
19h 54m
2 stops
$1,439Multiple Airlines
Wed, Sep 2 - Fri, Sep 11
Delta Logo
5:45 am - 5:20 pm
IDA
-
ICN
20h 35m
2 stops
Delta Logo
4:40 pm - 10:40 pm
ICN
-
IDA
21h 00m
2 stops
$1,451Delta
Sun, Apr 12 - Sat, Apr 18
Korean Air Logo
5:47 am - 3:20 pm
IDA
-
ICN
18h 33m
1 stop
Korean Air Logo
7:20 pm - 6:17 pm
ICN
-
IDA
13h 57m
1 stop
$1,488Korean Air
Sun, Apr 19 - Wed, Apr 22

Delta flights from Idaho Falls to Incheon Intl Airport

Our best Delta deals on Idaho Falls to Incheon Intl Airport flight tickets
Delta
Apr 12
IDA5:45 amIdaho Falls Fanning Field
20h 35m
2 stops
ICN5:20 pmIncheon Intl
Apr 18
ICN4:40 pmIncheon Intl
21h 00m
2 stops
IDA10:40 pmIdaho Falls Fanning Field
$1,451
Delta
Apr 12
IDA5:45 amIdaho Falls Fanning Field
18h 35m
1 stop
ICN3:20 pmIncheon Intl
Apr 18
ICN2:30 pmIncheon Intl
23h 10m
2 stops
IDA10:40 pmIdaho Falls Fanning Field
$1,489
Delta
Apr 12
IDA5:45 amIdaho Falls Fanning Field
18h 35m
1 stop
ICN3:20 pmIncheon Intl
Apr 18
ICN7:20 pmIncheon Intl
13h 57m
1 stop
IDA6:17 pmIdaho Falls Fanning Field
$1,535

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
Apr 19
IDA5:20 pmIdaho Falls Fanning Field
30h 40m
2 stops
ICN3:00 pmIncheon Intl
Apr 22
ICN4:50 pmIncheon Intl
19h 14m
2 stops
IDA9:04 pmIdaho Falls Fanning Field
$1,081
United Airlines
Sep 2
IDA2:30 pmIdaho Falls Fanning Field
22h 50m
2 stops
ICN4:20 amIncheon Intl
Sep 9
ICN11:30 amIncheon Intl
20h 46m
2 stops
IDA5:16 pmIdaho Falls Fanning Field
$1,131
United Airlines
Mar 25
IDA2:35 pmIdaho Falls Fanning Field
33h 40m
2 stops
ICN3:15 pmIncheon Intl
Apr 1
ICN4:50 pmIncheon Intl
56h 03m
2 stops
IDA9:53 amIdaho Falls Fanning Field
$1,404

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 March 19, 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

Thu 9/3

4:03 pm-5:15 am

1 stop22h 12m

Incheon Intl

Thu 9/10

9:00 pm-10:39 pm

1 stop16h 39m

$940

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Thu 9/3

4:03 pm-5:15 am

1 stop22h 12m

Incheon Intl

Fri 9/11

9:00 pm-10:39 pm

1 stop16h 39m

$947

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Fri 9/4

6:15 am-5:15 am

1 stop32h 00m

Incheon Intl

Thu 9/10

9:00 pm-10:39 pm

1 stop16h 39m

$954

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 4/19

5:20 pm-3:00 pm

2 stops30h 40m

Incheon Intl

Wed 4/22

4:50 pm-9:04 pm

2 stops19h 14m

$1,081

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Wed 9/2

6:15 am-5:30 pm

1 stop20h 15m

Incheon Intl

Fri 9/11

7:35 pm-10:39 pm

1 stop18h 04m

$1,126

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Wed 9/2

6:10 am-4:50 pm

2 stops19h 40m

Incheon Intl

Fri 9/11

7:20 pm-6:14 pm

1 stop13h 54m

$1,131

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 4/19

6:00 am-6:35 pm

1 stop21h 35m

Incheon Intl

Wed 4/22

7:35 pm-10:40 pm

1 stop18h 05m

$1,144

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Wed 9/2

6:15 am-4:05 pm

2 stops18h 50m

Incheon Intl

Fri 9/11

5:45 pm-10:39 pm

2 stops19h 54m

$1,439

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 4/12

5:45 am-5:20 pm

2 stops20h 35m

Incheon Intl

Sat 4/18

4:40 pm-10:40 pm

2 stops21h 00m

$1,451
Quickest round-trip

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Sun 4/19

5:47 am-3:20 pm

1 stop18h 33m

Incheon Intl

Wed 4/22

7:20 pm-6:17 pm

1 stop13h 57m

$1,488

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

See travel insights to Seoul from

How to get the cheapest flight ticket from Idaho Falls 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 Falls Fanning Field to Incheon Intl?

United Airlines and Delta are the most popular carriers operating from Idaho Falls Fanning Field to Incheon Intl

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 35m

Direct flights

None
The fastest flight from Idaho Falls to Incheon Intl Airport takes 18h 35m
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 35m 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.

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.

An easier way to manage your Incheon Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 4/18
Sat 4/25
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Seoul

Popular cities in South Korea

Popular flights according to clicks in the last 7 days on momondo
Flights to Seoul Gimpo Intl Airportfrom $844