$591 Cheap Flights from Seoul (ICN) to Wilmington (ILM)

View $591 flight on Tue, Sep 30, 2025Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Wilmington Intl. Airport (ILM)

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Cheap Flights from Seoul to Wilmington (ICN-ILM)

Prices were available within the past 7 days and start at $591 for one-way flights and $724 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Dec 24 - Tue, Jan 6
ICN
Seoul
ILM
Wilmington
$724 Roundtrip, found 2 days ago
$724
Roundtrip
found 2 days ago
Select United flight, departing Wed, Dec 24 from Seoul to Wilmington, returning Tue, Jan 6, priced at $724 found 2 days ago
United
Wed, Dec 24 - Sun, Jan 11
ICN
Seoul
ILM
Wilmington
$764 Roundtrip, found 2 days ago
$764
Roundtrip
found 2 days ago
Select United flight, departing Wed, Dec 24 from Seoul to Wilmington, returning Sun, Jan 11, priced at $764 found 2 days ago
United
Wed, Dec 24 - Mon, Jan 12
ICN
Seoul
ILM
Wilmington
$804 Roundtrip, found 2 days ago
$804
Roundtrip
found 2 days ago
Select United flight, departing Wed, Dec 24 from Seoul to Wilmington, returning Mon, Jan 12, priced at $804 found 2 days ago
United
Tue, Dec 16 - Wed, Dec 31
ICN
Seoul
ILM
Wilmington
$809 Roundtrip, found 16 hours ago
$809
Roundtrip
found 16 hours ago
Select United flight, departing Tue, Dec 16 from Seoul to Wilmington, returning Wed, Dec 31, priced at $809 found 16 hours ago
United
Mon, Dec 22 - Tue, Jan 6
ICN
Seoul
ILM
Wilmington
$833 Roundtrip, found 2 days ago
$833
Roundtrip
found 2 days ago
Select United flight, departing Mon, Dec 22 from Seoul to Wilmington, returning Tue, Jan 6, priced at $833 found 2 days ago
United
Wed, Dec 24 - Sat, Jan 10
ICN
Seoul
ILM
Wilmington
$844 Roundtrip, found 2 days ago
$844
Roundtrip
found 2 days ago
Select United flight, departing Wed, Dec 24 from Seoul to Wilmington, returning Sat, Jan 10, priced at $844 found 2 days ago
Delta
Sun, Dec 14 - Sat, Jan 3
ICN
Seoul
ILM
Wilmington
$1,433 Roundtrip, found 2 days ago
$1,433
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Dec 14 from Seoul to Wilmington, returning Sat, Jan 3, priced at $1,433 found 2 days ago
American Airlines
Tue, Dec 16 - Mon, Jan 5
ICN
Seoul
ILM
Wilmington
$1,436 Roundtrip, found 2 days ago
$1,436
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Dec 16 from Seoul to Wilmington, returning Mon, Jan 5, priced at $1,436 found 2 days ago
Korean Air
Tue, Sep 16 - Mon, Sep 29
ICN
Seoul
ILM
Wilmington
$1,465 Roundtrip, found 3 days ago
$1,465
Roundtrip
found 3 days ago
Select Korean Air flight, departing Tue, Sep 16 from Seoul to Wilmington, returning Mon, Sep 29, priced at $1,465 found 3 days ago
Qatar Airways
Tue, Sep 16 - Mon, Sep 29
ICN
Seoul
ILM
Wilmington
$1,725 Roundtrip, found 3 days ago
$1,725
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Tue, Sep 16 from Seoul to Wilmington, returning Mon, Sep 29, priced at $1,725 found 3 days ago
Flights from Seoul (ICN) to Wilmington (ILM)
Origin airport
Incheon Intl.
Destination airport
Wilmington Intl.
Airlines serving
Air France, American Airlines, Delta, KLM, Korean Air, Qatar Airways, United
Roundtrip price
$724
Distance
7239 mi

Seoul to Wilmington Flights

The cheapest times to fly from Seoul to Wilmington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seoul to Wilmington are during the month of December. You can find some of the cheapest flights from Seoul to Wilmington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seoul to Wilmington

Sunday is one of the best days to book for cheap flights from Seoul to Wilmington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seoul to Wilmington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seoul to Wilmington in 2025. You can also book with separate airlines for your outbound and return journeys, from $591 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seoul to Wilmington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seoul to Wilmington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Incheon Intl. Airport (ICN) to Wilmington Intl. Airport (ILM) cost?
Lock in a cheap one-way flight from $591 or cheap return flight from $724 from Incheon Intl. Airport (ICN) to Wilmington Intl. Airport (ILM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Incheon Intl. Airport (ICN) to Wilmington Intl. Airport (ILM)?
The cheapest month to fly from ICN to ILM is December, when there's less demand. Off-peak season is generally when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Incheon Intl. Airport (ICN) to Wilmington Intl. Airport (ILM)?
To find the cheapest airline that'll fly you from ICN to ILM, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Incheon Intl. Airport (ICN) to Wilmington Intl. Airport (ILM)?
There aren't any daily direct flights departing from Incheon Intl. Airport (ICN) to Wilmington Intl. Airport (ILM). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from ICN to ILM?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Incheon Intl. Airport (ICN) to Wilmington Intl. Airport (ILM)?
Opt for a flight from Incheon Intl. Airport (ICN) to Wilmington Intl. Airport (ILM) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Incheon Intl. Airport (ICN) to Wilmington Intl. Airport (ILM) last-minute?
Last-minute fares from ICN to ILM are typically more expensive. For the cheapest rates, start looking for flights as early as possible. That being said, if you can play around with your travel dates, it's possible to find a cheap fare right before you leave.
Is it cheaper to book an ICN to ILM flight and hotel package?
You'll generally save money by securing an ICN to ILM flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've selected your ideal flights and accommodations, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Incheon Intl. Airport (ICN) to Wilmington Intl. Airport (ILM)?
You can usually reschedule or cancel your ICN to ILM flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.