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$1,487+ 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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — SEL
3月 18 — 3月 251
水 3/18
水 3/25
1 adult, Economy
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Cheap 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 2月 16, 2026.

This American Airlines deal was found by Cheapflights users on 2/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 6/26:40 pm
ATW
-
ICN
2 stops31h 05m
American Airlines
火 6/95:50 pm
ICN
-
ATW
1 stop32h 19m
American Airlines
Deal found 2/15$1,487
This United Airlines deal was found by Cheapflights users on 2/12. 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.
月 2/168:20 am
ATW
-
ICN
2 stops30h 20m
United Airlines
金 2/206:00 pm
ICN
-
ATW
2 stops36h 07m
United Airlines
Deal found 2/12$1,574
This BusinessClass deal was found by Cheapflights users on 2/15. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 6/212:32 pm
ATW
-
ICN
2 stops40h 13m
WestJet
火 6/98:45 pm
ICN
-
ATW
2 stops38h 42m
WestJet
Deal found 2/15$1,601
This KAYAK deal was found by Cheapflights users on 2/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 6/1612:06 pm
ATW
-
ICN
2 stops40h 39m
WestJet
火 6/238:45 pm
ICN
-
ATW
2 stops37h 55m
WestJet
Deal found 2/14$1,889
This Korean Air deal was found by Cheapflights users on 2/13. 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.
月 2/166:20 am
ATW
-
ICN
1 stop18h 10m
Korean Air
金 2/209:35 am
ICN
-
ATW
1 stop16h 07m
Korean Air
Deal found 2/13$1,940
This Delta deal was found by Cheapflights users on 2/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 6/165:29 am
ATW
-
ICN
1 stop22h 21m
Delta
火 6/232:30 pm
ICN
-
ATW
2 stops20h 57m
Delta
Deal found 2/14$2,028
This Qatar Airways deal was found by Cheapflights users on 2/15. 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.
火 6/212:39 pm
ATW
-
ICN
2 stops39h 26m
Multiple Airlines
火 6/98:05 pm
ICN
-
ATW
3 stops40h 38m
Multiple Airlines
Deal found 2/15$2,829
This Qatar Airways deal was found by Cheapflights users on 2/14. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 6/1612:39 pm
ATW
-
ICN
2 stops38h 26m
Multiple Airlines
火 6/238:05 pm
ICN
-
ATW
3 stops40h 38m
Multiple Airlines
Deal found 2/14$3,195

Find 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 2月 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,487
(American Airlines)
Provider with most accurate pricing for Appleton Intl-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Appleton Intl-Seoul (SEL) flights.
Search Deals
From Appleton Intl to Seoul (SEL)
Search Deals

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 2月 16, 2026.
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

火 6/2

6:40 pm-3:45 pm

2 stops31h 05m

Incheon Intl

火 6/9

5:50 pm-12:09 pm

1 stop32h 19m

$1,487

AppletonIncheon

ATW - ICN

ATWICN

Appleton Intl

火 6/2

12:32 pm-6:45 pm

2 stops40h 13m

Incheon Intl

火 6/9

8:45 pm-9:27 pm

2 stops38h 42m

$1,601

AppletonIncheon

ATW - ICN

ATWICN

Appleton Intl

火 6/16

12:06 pm-6:45 pm

2 stops40h 39m

Incheon Intl

火 6/23

8:45 pm-8:40 pm

2 stops37h 55m

$1,889

AppletonIncheon

ATW - ICN

ATWICN

Appleton Intl

火 6/16

5:29 am-5:50 pm

1 stop22h 21m

Incheon Intl

火 6/23

2:30 pm-9:27 pm

2 stops20h 57m

$2,028

AppletonIncheon

ATW - ICN

ATWICN

Appleton Intl

火 6/2

12:39 pm-6:05 pm

2 stops39h 26m

Incheon Intl

火 6/9

8:05 pm-10:43 pm

3 stops40h 38m

$2,829

AppletonIncheon

ATW - ICN

ATWICN

Appleton Intl

火 6/16

12:39 pm-5:05 pm

2 stops38h 26m

Incheon Intl

火 6/23

8:05 pm-10:43 pm

3 stops40h 38m

$3,195

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/15

Compare providers for flights from Appleton to Seoul

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 Seoul in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust 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-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Appleton-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Appleton-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Appleton-Seoul flights, Cheapflights users trust FlightHub the most. FlightHub 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-Seoul 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 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, September is the cheapest month in which you can book a flight from Appleton to Seoul (average of $873). Flying from Appleton to Seoul in August is currently the most expensive (average of $1,476). 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.

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. 0 airlines 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 American Airlines, WestJet, and Delta fly from Appleton to Seoul in about 22h 21m. The time it takes to get you to your destination can typically vary by up to 17h 52m. 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, September is the cheapest month in which you can book a flight from Appleton to Seoul (average of $873). Flying from Appleton to Seoul in August is currently the most expensive (average of $1,476). 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

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