$449 Cheap Flights from Chicago (ORD) to Seoul (ICN)

View $449 flight on Thu, Oct 16, 2025Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN)

Cheap Flights from Chicago to Seoul (ORD-ICN)

Prices were available within the past 7 days and start at $449 for one-way flights and $765 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Tue, Nov 11 - Mon, Nov 17
ORD
Chicago
ICN
Seoul
$765 Roundtrip, just found
$765
Roundtrip
just found
Select Cathay Pacific flight, departing Tue, Nov 11 from Chicago to Seoul, returning Mon, Nov 17, priced at $765 just found
WestJet
Thu, Oct 16 - Sat, Oct 25
ORD
Chicago
ICN
Seoul
$898 Roundtrip, found 3 hours ago
$898
Roundtrip
found 3 hours ago
Select WestJet flight, departing Thu, Oct 16 from Chicago to Seoul, returning Sat, Oct 25, priced at $898 found 3 hours ago
Turkish Airlines
Mon, Oct 20 - Thu, Oct 23
ORD
Chicago
ICN
Seoul
$1,032 Roundtrip, found 9 hours ago
$1,032
Roundtrip
found 9 hours ago
Select Turkish Airlines flight, departing Mon, Oct 20 from Chicago to Seoul, returning Thu, Oct 23, priced at $1,032 found 9 hours ago
EVA Airways
Mon, Feb 23 - Tue, Mar 10
ORD
Chicago
ICN
Seoul
$1,145 Roundtrip, found 2 days ago
$1,145
Roundtrip
found 2 days ago
Select EVA Airways flight, departing Mon, Feb 23 from Chicago to Seoul, returning Tue, Mar 10, priced at $1,145 found 2 days ago
LOT-Polish Airlines
Tue, Dec 30 - Wed, Jan 28
ORD
Chicago
ICN
Seoul
$1,263 Roundtrip, found 3 hours ago
$1,263
Roundtrip
found 3 hours ago
Select LOT-Polish Airlines flight, departing Tue, Dec 30 from Chicago to Seoul, returning Wed, Jan 28, priced at $1,263 found 3 hours ago
Air Canada
Mon, Mar 16 - Wed, Mar 25
ORD
Chicago
ICN
Seoul
$1,281 Roundtrip, found 4 hours ago
$1,281
Roundtrip
found 4 hours ago
Select Air Canada flight, departing Mon, Mar 16 from Chicago to Seoul, returning Wed, Mar 25, priced at $1,281 found 4 hours ago
Air China
Mon, Nov 24 - Tue, Dec 2
ORD
Chicago
ICN
Seoul
$1,376 Roundtrip, found 1 day ago
$1,376
Roundtrip
found 1 day ago
Select Air China flight, departing Mon, Nov 24 from Chicago to Seoul, returning Tue, Dec 2, priced at $1,376 found 1 day ago
Singapore Airlines
Thu, Feb 26 - Mon, Mar 9
ORD
Chicago
ICN
Seoul
$1,396 Roundtrip, found 1 day ago
$1,396
Roundtrip
found 1 day ago
Select Singapore Airlines flight, departing Thu, Feb 26 from Chicago to Seoul, returning Mon, Mar 9, priced at $1,396 found 1 day ago
Lufthansa
Thu, Jan 1 - Tue, Jan 13
ORD
Chicago
ICN
Seoul
$1,540 Roundtrip, found 2 hours ago
$1,540
Roundtrip
found 2 hours ago
Select Lufthansa flight, departing Thu, Jan 1 from Chicago to Seoul, returning Tue, Jan 13, priced at $1,540 found 2 hours ago
Delta
Tue, Nov 11 - Mon, Nov 17
ORD
Chicago
ICN
Seoul
$1,593 Roundtrip, just found
$1,593
Roundtrip
just found
Select Delta flight, departing Tue, Nov 11 from Chicago to Seoul, returning Mon, Nov 17, priced at $1,593 just found

Find the cheapest month to fly from Chicago (ORD) to Seoul (ICN)

November is typically the cheapest month to fly

From $698 - $1,368 per traveler.

Alternative airports near Seoul

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

Select flight to Gimpo Intl. GMP. Closest option available. Average driving time to city center is 20 minutes. Flights from $2,083
GMP
Gimpo Intl.
Closest
Average driving time to city center20 min
Flights from $2,083
Flights from Chicago (ORD) to Seoul (ICN)
Origin airport
O'Hare Intl.
Destination airport
Incheon Intl.
Airlines serving
Air Canada, Air China, Air France, Alaska Airlines, American Airlines, Asiana Airlines, Cathay Pacific, Delta, EVA Airways, Emirates, Etihad Airways, Hawaiian Airlines, KLM, Korean Air, LOT-Polish Airlines, Lufthansa, Singapore Airlines, Turkish Airlines, United, WestJet
Roundtrip price
$764
Distance
6536 mi
Average flight time
13 hours 40 mins

Chicago to Seoul Flights

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

 

The best time to book a flight from Chicago to Seoul

Sunday is one of the best days to book for cheap flights from Chicago 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 Chicago 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 Chicago to Seoul in 2025. You can also book with separate airlines for your outbound and return journeys, from $449 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 Chicago 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 Chicago 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 O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN) cost?
Snag a cheap one-way flight from $449 or cheap return flight from $765 from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN) 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 O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN)?
November is the cheapest month to fly from ORD to ICN. Planning your trip for the off-season is often the key to finding a great deal.
Which airlines fly direct from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN)?
Fly nonstop from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN) on a Korean Air flight.
What is the cheapest airline that flies from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from ORD to ICN. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN)?
On average, O'Hare Intl. Airport (ORD) only offers 1 nonstop flight to Incheon Intl. Airport (ICN) each day. For more choices, try our easy-to-use filter tool. Simply enter your dates, then select "1 Stop" or "2+ Stops" to discover flights with layovers.
What are the most popular departure times for flights from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN)?
The 11 AM departures from ORD to ICN are typically the busiest. Greater demand means you'll likely pay more for these departures. If you're hoping to save money, book during off-peak hours.
What day of the week has the most flights from ORD to ICN?
Sunday offers the most flights from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN). Consider traveling on this day and you'll have the best chance of finding a departure that works with your plans.
What is the earliest flight from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN)?
Hop on the earliest flight at around 11:25AM UTC-6, leaving from O'Hare Intl. Airport (ORD). You'll be traveling for approximately 14h 50m, landing at Incheon Intl. Airport (ICN) at approximately 5:15PM UTC+9.
How long does it take to fly from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN)?
Flights from ORD to ICN have an average travel time of 14 hours and 50 minutes. The distance between the two airports is 6,500 mi.
What airline has the least delays from ORD to ICN?
Consider traveling with Thai Airways International if you'd like to go straight from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN) without any holdups. This airline has the best track record for punctuality, with an on-time score of 85%. Want real-time updates? You can check your flight status using the Expedia App.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN)?
Opt for a flight from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN) that takes off before 3 PM to reduce the likelihood of 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.
What airports do you fly into for Seoul from O'Hare Intl. Airport (ORD)?
Incheon Intl. Airport (ICN) is the only airport in Seoul with direct flights from O'Hare Intl. Airport (ORD). Explore the options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN) last-minute?
Last-minute fares from ORD to ICN are usually more expensive. To secure the best prices, start searching for flights well ahead of time. That being said, if you're flexible with your travel dates, it's possible to find a cheap fare right before your trip.
Is it cheaper to book an ORD to ICN flight and hotel package?
You'll typically save money by securing an ORD to ICN 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 it all in one place. After selecting your preferred accommodations and flights, consider adding extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN)?
If you booked your ORD to ICN flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare 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, head to our Customer Service portal for more information.

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*Available to One Key members.