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$1,474+ Cheap flights from Appleton (ATW) to Seoul (SEL)

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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — SEL
Oct 14 — Oct 211
Tue 10/14
Tue 10/21
1 adult, Economy
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Cheap flight deals from Appleton to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Appleton (ATW) to Seoul (SEL). 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 September 14, 2025.

Round-trip from

$1,474
(United Airlines)
From Appleton Intl to Seoul (SEL)
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Find flight deals from Appleton to Seoul

Cheapest flights from Appleton to Seoul
Explore the most affordable flight options available from Appleton to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. 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.
Fri 12/1212:30 pmATW - ICN
2 stops36h 45mUnited Airlines
Tue 12/236:00 pmICN - ATW
2 stops35h 33mUnited Airlines
Deal found 9/14$1,843
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:08 amATW - ICN
2 stops44h 07mQatar Airways
Mon 12/2212:20 amICN - ATW
2 stops35h 54mQatar Airways
Deal found 9/14$2,669
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/123:48 pmATW - ICN
2 stops34h 27mMultiple Airlines
Tue 12/239:00 amICN - ATW
3 stops29h 02mMultiple Airlines
Deal found 9/14$3,020

Cheapflights Fare Finder

 
Customize your flight search to find flights from Appleton 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, Cheapflights users made 2,558,603 searches. Data last updated September 14, 2025.
Use the filters below to find and compare flights from Appleton to Seoul that are best for you.

Fly from

Appleton

Fly to

Seoul

Route

Depart

Return

Price

AppletonIncheon

ATW - ICN

ATWICN

Appleton Intl

Fri 12/12

12:30 pm-4:15 pm

2 stops36h 45m

Incheon Intl

Tue 12/23

6:00 pm-2:33 pm

2 stops35h 33m

$1,843

AppletonIncheon

ATW - ICN

ATWICN

Appleton Intl

Fri 12/12

6:08 am-5:15 pm

2 stops44h 07m

Incheon Intl

Mon 12/22

12:20 am-9:14 pm

2 stops35h 54m

$2,669

AppletonIncheon

ATW - ICN

ATWICN

Appleton Intl

Fri 12/12

3:48 pm-5:15 pm

2 stops34h 27m

Incheon Intl

Mon 12/22

2:20 am-11:02 pm

3 stops35h 42m

$3,176

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Appleton to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul 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 Seoul

What is the cheapest month to book a flight from Appleton to Seoul?

Currently, February is the cheapest month in which you can book a flight from Appleton to Seoul (average of $990). Flying from Appleton to Seoul in December is currently the most expensive (average of $1,633). 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 Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated September 14, 2025.
Read reviews from past customers who have flown Delta from Appleton to Seoul. 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
8.0
Very good
7,956 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,956 reviews
Delta
8.0
Very good
7,956 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Appleton to Seoul. 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 Seoul?

    Appleton Intl (ATW), located 5.1 mi from the city center, is the airport you fly out of when you book flights from Appleton to Seoul. 1 airline have flights from Appleton Intl to Seoul on a regular basis. Booking flights from Appleton Intl to Seoul should not be difficult; the airport handles an average of 0 outbound flights to Seoul per day.

  • How long is the flight from Appleton to Seoul?

    Airlines like United Airlines and Qatar Airways fly from Appleton to Seoul in about 36h 45m. The time it takes to get you to your destination can typically vary by up to 7h 22m. Airlines will cover a distance of 6379 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

  • How can I find direct flights from Appleton to Seoul?

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

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

    Yes. Cheapflights offers flight deals from Appleton to Seoul 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 Seoul?

    Currently, February is the cheapest month in which you can book a flight from Appleton to Seoul (average of $990). Flying from Appleton to Seoul in December is currently the most expensive (average of $1,633). 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Appleton to Seoul

Discover the top airline that operate flights from Appleton to Seoul. 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 September 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$977Average$1,389FlexibilityNo cancel feeOn-timeN/A

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