$485 Cheap Flights from Harrisburg (MDT) to Seoul (ICN)

View $485 flight on Sun, Feb 15, 2026Opens in a new window

Popular airlines from Harrisburg Intl. Airport (MDT) to Incheon Intl. Airport (ICN)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Harrisburg to Seoul (MDT-ICN)

Prices were available within the past 7 days and start at $485 for one-way flights and $857 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Sep 6 - Sat, Sep 20
MDT
Harrisburg
ICN
Seoul
$857 Roundtrip, found 8 hours ago
$857
Roundtrip
found 8 hours ago
Select Delta flight, departing Sat, Sep 6 from Harrisburg to Seoul, returning Sat, Sep 20, priced at $857 found 8 hours ago
Delta
Fri, Sep 5 - Sat, Sep 20
MDT
Harrisburg
ICN
Seoul
$861 Roundtrip, found 8 hours ago
$861
Roundtrip
found 8 hours ago
Select Delta flight, departing Fri, Sep 5 from Harrisburg to Seoul, returning Sat, Sep 20, priced at $861 found 8 hours ago
Delta
Wed, Sep 3 - Mon, Sep 15
MDT
Harrisburg
ICN
Seoul
$862 Roundtrip, found 8 hours ago
$862
Roundtrip
found 8 hours ago
Select Delta flight, departing Wed, Sep 3 from Harrisburg to Seoul, returning Mon, Sep 15, priced at $862 found 8 hours ago
American Airlines
Sat, Oct 4 - Mon, Oct 13
MDT
Harrisburg
ICN
Seoul
$911 Roundtrip, found 9 hours ago
$911
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Sat, Oct 4 from Harrisburg to Seoul, returning Mon, Oct 13, priced at $911 found 9 hours ago
Delta
Fri, Sep 26 - Mon, Oct 13
MDT
Harrisburg
ICN
Seoul
$915 Roundtrip, found 8 hours ago
$915
Roundtrip
found 8 hours ago
Select Delta flight, departing Fri, Sep 26 from Harrisburg to Seoul, returning Mon, Oct 13, priced at $915 found 8 hours ago
American Airlines
Sun, Feb 15 - Sat, Feb 28
MDT
Harrisburg
ICN
Seoul
$921 Roundtrip, found 6 hours ago
$921
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Sun, Feb 15 from Harrisburg to Seoul, returning Sat, Feb 28, priced at $921 found 6 hours ago
American Airlines
Sun, Feb 15 - Sat, Feb 28
MDT
Harrisburg
ICN
Seoul
$927 Roundtrip, found 6 hours ago
$927
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Sun, Feb 15 from Harrisburg to Seoul, returning Sat, Feb 28, priced at $927 found 6 hours ago
Korean Air
Wed, Sep 17 - Wed, Sep 24
MDT
Harrisburg
ICN
Seoul
$1,198 Roundtrip, found 1 day ago
$1,198
Roundtrip
found 1 day ago
Select Korean Air flight, departing Wed, Sep 17 from Harrisburg to Seoul, returning Wed, Sep 24, priced at $1,198 found 1 day ago
United
Mon, Sep 15 - Wed, Oct 1
MDT
Harrisburg
ICN
Seoul
$1,219 Roundtrip, found 8 hours ago
$1,219
Roundtrip
found 8 hours ago
Select United flight, departing Mon, Sep 15 from Harrisburg to Seoul, returning Wed, Oct 1, priced at $1,219 found 8 hours ago
Lufthansa
Wed, Apr 1 - Thu, May 21
MDT
Harrisburg
ICN
Seoul
$1,610 Roundtrip, found 5 days ago
$1,610
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Wed, Apr 1 from Harrisburg to Seoul, returning Thu, May 21, priced at $1,610 found 5 days ago
Flights from Harrisburg (MDT) to Seoul (ICN)
Origin airport
Harrisburg Intl.
Destination airport
Incheon Intl.
Airlines serving
American Airlines, Delta, KLM, Korean Air, Lufthansa, Qatar Airways, United
Roundtrip price
$856
Distance
6873 mi

Harrisburg to Seoul Flights

The cheapest times to fly from Harrisburg to Seoul

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 Harrisburg to Seoul are during the month of September. You can find some of the cheapest flights from Harrisburg to Seoul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Harrisburg to Seoul

Sunday is one of the best days to book for cheap flights from Harrisburg to Seoul: 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 Harrisburg to Seoul

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 Harrisburg to Seoul in 2025. You can also book with separate airlines for your outbound and return journeys, from $485 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 Harrisburg to Seoul 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 Harrisburg to Seoul 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 Harrisburg Intl. Airport (MDT) to Incheon Intl. Airport (ICN) cost?
Discover the latest flight deals from MDT to ICN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from MDT to ICN?
The cheapest flights from MDT to ICN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from MDT to ICN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from MDT to ICN. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Harrisburg Intl. Airport (MDT) to Incheon Intl. Airport (ICN)?
You'll have to catch a flight with a layover when traveling from Harrisburg Intl. Airport (MDT) to Incheon Intl. Airport (ICN). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from MDT to ICN?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Harrisburg Intl. Airport (MDT) to Incheon Intl. Airport (ICN)?
To avoid possible delays on the Harrisburg Intl. Airport (MDT) to Incheon Intl. Airport (ICN) route, fly before 3 PM. Later departures have a 22% higher chance of cancellation.**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 Harrisburg Intl. Airport (MDT) to Incheon Intl. Airport (ICN) last-minute?
Waiting until just before your trip to book a ticket from MDT to ICN often results in higher prices. While it's possible to find some last-minute offers, they aren't always guaranteed. Be flexible with your travel plans for the best chance of getting a bargain.
Is it cheaper to book a MDT to ICN flight and hotel package?
Opting for a MDT to ICN flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Pick from our wide range of accommodations and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Harrisburg Intl. Airport (MDT) to Incheon Intl. Airport (ICN)?
If you reserved your MDT to ICN flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

Explore a world of travel with Expedia

*Available to One Key members.