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Incheon Intl

$580+ Cheap flights from Oshkosh, WI to Incheon Intl (ICN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — ICN
ago. 5 — ago. 121
mar. 8/5
mar. 8/12
1 adult, Economy
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Cheap flight deals from Oshkosh to Incheon Intl

Keep the following information in mind while searching for Oshkosh to Incheon Intl flight deals. Data was last updated julio 31, 2025.

Popular in

May

Cheapest in

November

Average price

$1,956
Highest demand for flights based on searches. 20% potential increase in price ($370 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($82 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Oshkosh to Incheon Intl

One-way flights from Oshkosh to Incheon Intl
Search for one-way flight options from Oshkosh to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated julio 31, 2025.

This American Airlines deal was found by Cheapflights users on 7/31. 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.
jue. 11/276:21 amATW - ICN
1 stop19h 24mAmerican Airlines
Deal found 7/31$580
This United Airlines deal was found by Cheapflights users on 7/31. 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.
jue. 11/278:30 amATW - ICN
2 stops40h 45mUnited Airlines
Deal found 7/31$601

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oshkosh 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 julio 31, 2025.
Use the filters below to find and compare flights from Oshkosh to Incheon Intl Airport that are best for you.

Fly from

Oshkosh

Fly to

Incheon Intl

Route

Depart

Return

Price

AppletonIncheon

ATW - ICN

ATWICN

Appleton Intl

jue. 11/27

6:21 am-4:45 pm

1 stop19h 24m

$580

AppletonIncheon

ATW - ICN

ATWICN

Appleton Intl

jue. 11/27

8:30 am-4:15 pm

2 stops40h 45m

$601

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Best time to book a flight from Oshkosh to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Oshkosh 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 Oshkosh to Incheon Intl Airport

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

Currently, February is the cheapest month in which you can book a flight from Oshkosh to Incheon Intl Airport (average of $998). Flying from Oshkosh to Incheon Intl Airport in December is currently the most expensive (average of $1,635). 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.

What is the cheapest time of day to fly from OS9 to ICN?

Find hourly flight availability from Oshkosh to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 31, 2025.

When flying from Oshkosh to Incheon Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 julio 31, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Oshkosh 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.
United Airlines
7.4
Good
8,900 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,900 reviews
United Airlines
7.4
Good
8,900 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,900 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oshkosh 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 Oshkosh to Incheon Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Oshkosh to Incheon Intl Airport (average of $998). Flying from Oshkosh to Incheon Intl Airport in December is currently the most expensive (average of $1,635). 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
Daejeon

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Top 2 airlines flying from Oshkosh to Incheon Intl

Discover the top 2 airlines that operate flights from Oshkosh 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 julio 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$902Average$1,481FlexibilityNo cancel feeOn-time71%
DeltaCheapest$926Average$1,409FlexibilityNo cancel feeOn-timeN/A

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