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Incheon Intl

$920+ Cheap flights from Appleton (ATW) to Incheon Intl (ICN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — ICN
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Appleton to Incheon Intl

Cheapest flights from Appleton to Incheon Intl
Explore the most affordable flight options available from Appleton to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:15 amATW - ICN
2 stops30h 25mUnited Airlines
Sun 2/112:45 pmICN - ATW
2 stops23h 46mUnited Airlines
Deal found 12/10$1,674
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:00 amATW - ICN
2 stops24h 35mMultiple Airlines
Sun 2/19:00 pmICN - ATW
1 stop32h 35mMultiple Airlines
Deal found 12/10$2,402
This Korean Air deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:00 amATW - ICN
1 stop18h 30mKorean Air
Sun 2/17:30 pmICN - ATW
1 stop16h 59mKorean Air
Deal found 12/10$2,675
This Qatar Airways deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/134:08 pmATW - ICN
2 stops34h 07mQatar Airways
Sun 2/17:35 pmICN - ATW
3 stops41h 22mQatar Airways
Deal found 12/10$3,412

Find flight deals from Appleton to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from Appleton (ATW) to Incheon Intl (ICN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$920
(United Airlines)
Provider with most accurate pricing for Appleton Intl-Incheon Intl flight deals.
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Provider most trusted by Cheapflights users for Appleton Intl-Incheon Intl flights.
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From Appleton Intl to Incheon Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Appleton to Incheon Intl 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Appleton to Incheon Intl Airport that are best for you.

Fly from

Appleton

Fly to

Incheon Intl

Route

Depart

Return

Price

AppletonIncheon

ATW - ICN

ATWICN

Appleton Intl

Sun 1/18

3:39 pm-5:40 am

2 stops23h 01m

Incheon Intl

Thu 1/22

12:45 pm-8:50 pm

2 stops23h 05m

$920

AppletonIncheon

ATW - ICN

ATWICN

Appleton Intl

Sun 1/18

6:10 am-3:30 pm

1 stop18h 20m

Incheon Intl

Thu 1/22

7:30 pm-9:29 pm

1 stop16h 59m

$1,179

AppletonIncheon

ATW - ICN

ATWICN

Appleton Intl

Sat 6/6

5:20 pm-3:20 pm

2 stops32h 00m

Incheon Intl

Sun 6/21

7:40 pm-11:11 am

2 stops29h 31m

$1,298

AppletonIncheon

ATW - ICN

ATWICN

Appleton Intl

Wed 6/10

5:35 pm-3:00 pm

2 stops31h 25m

Incheon Intl

Fri 9/11

4:50 pm-7:16 pm

2 stops40h 26m

$1,646

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Compare providers for flights from Appleton to Incheon Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Appleton to Incheon Intl in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Appleton-Incheon Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Appleton-Incheon Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Appleton-Incheon Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Appleton-Incheon Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Appleton-Incheon Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Appleton to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Appleton with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Appleton to Incheon Intl Airport

What is the cheapest month to book a flight from Appleton to Incheon Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Appleton to Incheon Intl Airport (average of $873). Flying from Appleton to Incheon Intl Airport in July is currently the most expensive (average of $1,616). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Incheon Intl. Reviews last updated December 12, 2025.
Read reviews from past customers who have flown Delta from Appleton to Incheon Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Appleton to Incheon Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Appleton to Incheon Intl?

    Appleton Intl (ATW) is the airport you will fly out of if you book a flight from Appleton to Incheon Intl. You should not have trouble finding flights to Incheon Intl from Appleton Intl; the airport handles an average of 0 outbound flights to Incheon Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Appleton airport to Incheon Intl. It is only a 5.1 mi journey to Appleton Intl (ATW) from Appleton’s city center.

  • How long is the flight from Appleton to Incheon Intl Airport?

    A quick flight from Appleton to Incheon Intl Airport can take about 18h 20m. United Airlines provides one of the quickest options available for as low as $1,179. There are 6379 mi between Appleton and Incheon Intl Airport. This flight may include one or multiple stops.

  • Can I find deals for flights from Appleton to Incheon Intl that include hotel bookings?

    Yes. In addition to deals on Appleton to Incheon Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Appleton to Incheon Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Appleton to Incheon Intl.

  • Can I find deals for business class flights from Appleton to Incheon Intl?

    Yes. Cheapflights offers flight deals from Appleton to Incheon Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Appleton to Incheon Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Appleton to Incheon Intl Airport (average of $873). Flying from Appleton to Incheon Intl Airport in July is currently the most expensive (average of $1,616). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Suwon
Seongnam

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Top airline flying from Appleton to Incheon Intl

Discover the top airline that operate flights from Appleton to Incheon Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$977Average$1,522FlexibilityNo cancel feeOn-timeN/A

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