Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Idaho Falls to Seoul from $1,461

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 10/20. 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.
United Airlines Logo
2:25 pm - 4:20 am
IDA
-
ICN
22h 55m
2 stops
United Airlines Logo
4:50 pm - 9:53 am
ICN
-
IDA
32h 03m
2 stops
$1,461United Airlines
Tue, Oct 20 - Fri, Oct 23
Alaska Airlines Logo
1:46 pm - 5:30 pm
IDA
-
ICN
36h 44m
1 stop
Alaska Airlines Logo
7:35 pm - 10:54 pm
ICN
-
IDA
18h 19m
1 stop
$1,542Alaska Airlines
Tue, Oct 20 - Fri, Oct 23
Alaska Airlines Logo
1:46 pm - 5:30 pm
IDA
-
ICN
36h 44m
1 stop
Alaska Airlines Logo
7:35 pm - 1:06 pm
ICN
-
IDA
32h 31m
2 stops
$1,646Alaska Airlines
Tue, Oct 20 - Fri, Oct 23
Alaska Airlines Logo
1:46 pm - 5:30 pm
IDA
-
ICN
36h 44m
1 stop
Alaska Airlines Logo
7:35 pm - 1:06 pm
ICN
-
IDA
32h 31m
2 stops
$1,647Alaska Airlines
Tue, Oct 20 - Fri, Oct 23
Multiple Airlines Logo
6:39 pm - 9:40 pm
IDA
-
ICN
36h 01m
2 stops
Multiple Airlines Logo
7:35 pm - 10:39 pm
ICN
-
IDA
18h 04m
1 stop
$1,674Multiple Airlines
Mon, Jun 15 - Sun, Jun 21
Alaska Airlines Logo
1:54 pm - 5:30 pm
IDA
-
ICN
36h 36m
1 stop
Alaska Airlines Logo
7:35 pm - 1:06 pm
ICN
-
IDA
32h 31m
2 stops
$1,838Alaska Airlines
Tue, Jun 9 - Thu, Jun 18
Multiple Airlines Logo
6:00 am - 12:25 am
IDA
-
ICN
27h 25m
2 stops
Multiple Airlines Logo
8:00 am - 10:39 pm
ICN
-
IDA
29h 39m
2 stops
$1,853Multiple Airlines
Tue, Jun 9 - Thu, Jun 18
Alaska Airlines Logo
1:54 pm - 5:30 pm
IDA
-
ICN
36h 36m
1 stop
Alaska Airlines Logo
7:35 pm - 1:06 pm
ICN
-
IDA
32h 31m
2 stops
$1,913Alaska Airlines
Tue, Jun 9 - Thu, Jun 18
Alaska Airlines Logo
1:54 pm - 5:30 pm
IDA
-
ICN
36h 36m
1 stop
Alaska Airlines Logo
7:35 pm - 3:37 pm
ICN
-
IDA
35h 02m
1 stop
$1,965Alaska Airlines
Tue, Jun 9 - Thu, Jun 18
Multiple Airlines Logo
6:00 am - 10:25 pm
IDA
-
ICN
25h 25m
2 stops
Multiple Airlines Logo
8:00 am - 3:37 pm
ICN
-
IDA
22h 37m
2 stops
$2,054Multiple Airlines
Tue, Jun 9 - Thu, Jun 18

Alaska Airlines flights from Idaho Falls to Seoul

Our best Alaska Airlines deals on Idaho Falls to Seoul flight tickets
Alaska Airlines
Oct 20
IDA1:46 pmIdaho Falls Fanning Field
36h 44m
1 stop
ICN5:30 pmIncheon Intl
Oct 23
ICN7:35 pmIncheon Intl
18h 19m
1 stop
IDA10:54 pmIdaho Falls Fanning Field
$1,542
Alaska Airlines
Oct 20
IDA1:46 pmIdaho Falls Fanning Field
36h 44m
1 stop
ICN5:30 pmIncheon Intl
Oct 23
ICN7:35 pmIncheon Intl
32h 31m
2 stops
IDA1:06 pmIdaho Falls Fanning Field
$1,646
Alaska Airlines
Oct 20
IDA1:46 pmIdaho Falls Fanning Field
36h 44m
1 stop
ICN5:30 pmIncheon Intl
Oct 23
ICN7:35 pmIncheon Intl
32h 31m
2 stops
IDA1:06 pmIdaho Falls Fanning Field
$1,647

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Seoul 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 24, 2026.
Use the filters below to find and compare flights from Idaho Falls to Seoul 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

Tue 10/20

2:25 pm-4:20 am

2 stops22h 55m

Incheon Intl

Fri 10/23

4:50 pm-9:53 am

2 stops32h 03m

$1,461

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Tue 10/20

1:46 pm-5:30 pm

1 stop36h 44m

Incheon Intl

Fri 10/23

7:35 pm-10:54 pm

1 stop18h 19m

$1,542

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Tue 10/20

1:46 pm-5:30 pm

1 stop36h 44m

Incheon Intl

Fri 10/23

7:35 pm-1:06 pm

2 stops32h 31m

$1,646

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Tue 10/20

1:46 pm-5:30 pm

1 stop36h 44m

Incheon Intl

Fri 10/23

7:35 pm-1:06 pm

2 stops32h 31m

$1,647

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Mon 6/15

6:39 pm-9:40 pm

2 stops36h 01m

Incheon Intl

Sun 6/21

7:35 pm-10:39 pm

1 stop18h 04m

$1,674

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Tue 6/9

1:54 pm-5:30 pm

1 stop36h 36m

Incheon Intl

Thu 6/18

7:35 pm-1:06 pm

2 stops32h 31m

$1,838

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Tue 6/9

6:00 am-12:25 am

2 stops27h 25m

Incheon Intl

Thu 6/18

8:00 am-10:39 pm

2 stops29h 39m

$1,853

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Tue 6/9

1:54 pm-5:30 pm

1 stop36h 36m

Incheon Intl

Thu 6/18

7:35 pm-1:06 pm

2 stops32h 31m

$1,913

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Tue 6/9

1:54 pm-5:30 pm

1 stop36h 36m

Incheon Intl

Thu 6/18

7:35 pm-3:37 pm

1 stop35h 02m

$1,965
Quickest round-trip

Idaho FallsIncheon

IDA - ICN

IDAICN

Idaho Falls Fanning Field

Tue 6/9

6:00 am-10:25 pm

2 stops25h 25m

Incheon Intl

Thu 6/18

8:00 am-3:37 pm

2 stops22h 37m

$2,054

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Idaho Falls to Seoul

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

Cheap Idaho Falls to Seoul (IDA to SEL) flight deals and tips

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

Fastest flight time

25h 25m

Direct flights

None
The fastest flight from Idaho Falls to Seoul takes 25h 25m
There are no direct flights from Idaho Falls to Seoul. There are no popular flight routes from Idaho Falls to Seoul.
Search flight deals

Frequently asked questions about flying from Idaho Falls to Seoul

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

    Idaho Falls Fanning Field and Seoul are 5725.7 mi apart from one another. Flights usually cover this in 25h 25m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Idaho Falls Fanning Field Airport to Seoul are updated daily.

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

    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 Falls Fanning Field Airport to Seoul.

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

    The necessary travel and health documents for your Seoul 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 Seoul

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

    Confirm your travel details to search for the latest offers for flights from Idaho Falls to Seoul. 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 Seoul 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.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Idaho Falls to Seoul. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Seoul from Idaho Falls which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Idaho Falls 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 Falls.

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 Seoul 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
Tue 6/23
Tue 6/30
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul
Seoul Gimpo Intl Airport
Incheon Intl Airport