$373 Cheap Flights from Columbus (CMH) to Seoul (ICN)

View $373 flight on Fri, Jan 16, 2026Opens in a new window

Popular airlines from John Glenn Columbus Intl. Airport (CMH) to Incheon Intl. Airport (ICN)

Cheap Flights from Columbus to Seoul (CMH-ICN)

Prices were available within the past 7 days and start at $373 for one-way flights and $752 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, Feb 6 - Sat, Feb 14
CMH
Columbus
ICN
Seoul
$752 Roundtrip, found 3 days ago
$752
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Feb 6 from Columbus to Seoul, returning Sat, Feb 14, priced at $752 found 3 days ago
Alaska Airlines
Thu, Jan 8 - Thu, Jan 22
CMH
Columbus
ICN
Seoul
$762 Roundtrip, found 4 days ago
$762
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Jan 8 from Columbus to Seoul, returning Thu, Jan 22, priced at $762 found 4 days ago
Alaska Airlines
Wed, Mar 4 - Mon, Mar 30
CMH
Columbus
ICN
Seoul
$768 Roundtrip, found 3 days ago
$768
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Mar 4 from Columbus to Seoul, returning Mon, Mar 30, priced at $768 found 3 days ago
Alaska Airlines
Fri, Feb 6 - Fri, Mar 13
CMH
Columbus
ICN
Seoul
$809 Roundtrip, found 4 days ago
$809
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri, Feb 6 from Columbus to Seoul, returning Fri, Mar 13, priced at $809 found 4 days ago
United
Tue, Nov 11 - Tue, Nov 25
CMH
Columbus
ICN
Seoul
$817 Roundtrip, found 3 days ago
$817
Roundtrip
found 3 days ago
Select United flight, departing Tue, Nov 11 from Columbus to Seoul, returning Tue, Nov 25, priced at $817 found 3 days ago
Alaska Airlines
Wed, Mar 4 - Fri, Mar 20
CMH
Columbus
ICN
Seoul
$819 Roundtrip, found 6 days ago
$819
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Mar 4 from Columbus to Seoul, returning Fri, Mar 20, priced at $819 found 6 days ago
United
Sat, Nov 8 - Sat, Nov 15
CMH
Columbus
ICN
Seoul
$824 Roundtrip, found 3 days ago
$824
Roundtrip
found 3 days ago
Select United flight, departing Sat, Nov 8 from Columbus to Seoul, returning Sat, Nov 15, priced at $824 found 3 days ago
Delta
Tue, Feb 3 - Fri, Feb 6
CMH
Columbus
ICN
Seoul
$846 Roundtrip, found 3 days ago
$846
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Feb 3 from Columbus to Seoul, returning Fri, Feb 6, priced at $846 found 3 days ago
American Airlines
Wed, Nov 12 - Mon, Nov 17
CMH
Columbus
ICN
Seoul
$846 Roundtrip, just found
$846
Roundtrip
just found
Select American Airlines flight, departing Wed, Nov 12 from Columbus to Seoul, returning Mon, Nov 17, priced at $846 just found
Hawaiian Airlines
Thu, Jan 29 - Fri, Feb 13
CMH
Columbus
ICN
Seoul
$854 Roundtrip, found 6 days ago
$854
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Thu, Jan 29 from Columbus to Seoul, returning Fri, Feb 13, priced at $854 found 6 days ago

Find the cheapest month to fly from Columbus (CMH) to Seoul (ICN)

September is typically the cheapest month to fly

From $784 - $1,320 per traveler.

Alternative airports near Seoul

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Incheon Intl. ICN. Cheapest option available. Average driving time to city center is 47 minutes. Flights from $1,036
ICN
Incheon Intl.
Cheapest
Average driving time to city center47 min
Flights from $1,036

Frequently asked questions

How much does a flight from John Glenn Columbus Intl. Airport (CMH) to Incheon Intl. Airport (ICN) cost?
Secure a cheap one-way flight from $373 or cheap return flight from $752 from John Glenn Columbus Intl. Airport (CMH) to Incheon Intl. Airport (ICN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from John Glenn Columbus Intl. Airport (CMH) to Incheon Intl. Airport (ICN)?
The cheapest month to fly from CMH to ICN is February, when there's less demand. Off-peak season is usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from John Glenn Columbus Intl. Airport (CMH) to Incheon Intl. Airport (ICN)?
To find the cheapest airline flying from CMH to ICN, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from John Glenn Columbus Intl. Airport (CMH) to Incheon Intl. Airport (ICN)?
Direct flights from John Glenn Columbus Intl. Airport (CMH) to Incheon Intl. Airport (ICN) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CMH to ICN?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from John Glenn Columbus Intl. Airport (CMH) to Incheon Intl. Airport (ICN)?
Choose a flight from John Glenn Columbus Intl. Airport (CMH) to Incheon Intl. Airport (ICN) that leaves before 3 PM to reduce the risk of cancellations and delays. Later departures 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 John Glenn Columbus Intl. Airport (CMH) to Incheon Intl. Airport (ICN) last-minute?
Holding off until right before your break to book your flight from CMH to ICN often results in higher prices. While you may come across some last-minute discounts, they aren't always guaranteed. Keep your travel schedule open to boost your chances of landing a bargain.
Is it cheaper to book a CMH to ICN flight and hotel package?
You'll typically save money by securing a CMH to ICN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your preferred accommodations and flights, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from John Glenn Columbus Intl. Airport (CMH) to Incheon Intl. Airport (ICN)?
In most cases, you can reschedule or cancel your CMH to ICN flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you need more information, head to our Customer Service portal.

Travel information

Origin airport
John Glenn Columbus Intl.
Destination airport
Incheon Intl.
Airlines serving
Air Canada, Air China, Alaska Airlines, American Airlines, Cathay Pacific, Delta, Hawaiian Airlines, KLM, Korean Air, United
Roundtrip price
$752
Distance
6770 mi

Book with confidence

Columbus to Seoul Flights

The cheapest times to fly from Columbus 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 Columbus to Seoul are during the month of February. You can find some of the cheapest flights from Columbus to Seoul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Columbus to Seoul

Sunday is one of the best days to book for cheap flights from Columbus 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 Columbus 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 Columbus to Seoul in 2025. You can also book with separate airlines for your outbound and return journeys, from $373 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 Columbus 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 Columbus 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.

 

Columbus to Seoul Flights

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*Available to One Key members.