$1,103 Cheap United flights Chicago (ORD) to Seoul (ICN)

View $1,103 flight on Mon, Aug 18, 2025Opens in a new window

  • 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

$1,103 Cheap United flights Chicago (ORD) to Seoul (ICN)

Prices were available within the past 7 days and start at $1,103 for one-way flights and $1,796 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, Sep 14 - Tue, Sep 23
ORD
Chicago
ICN
Seoul
$1,796 Roundtrip, just found
$1,796
Roundtrip
just found
Select United flight, departing Sun, Sep 14 from Chicago to Seoul, returning Tue, Sep 23, priced at $1,796 just found
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, Finnair, Hawaiian Airlines, KLM, Korean Air, LOT-Polish Airlines, Lufthansa, Turkish Airlines, United, WestJet
Popular airline
Air Canada
Distance
6536 mi
Average flight time
13 hours 20 mins

Frequently asked questions

How much is a United Airlines flight from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN)?
Grab cheap return United Airlines flights from $1,796 from ORD to ICN by sorting your results from "Price (lowest to highest)" on Expedia. Or search for bargains from $1,103 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from ORD to ICN with United Airlines?
United Airlines flights to Seoul tend to be cheaper in the quieter months of January and February. Whether you're in search of a one-way or a return ticket, you could find a better deal then.
What is the cheapest time to book flights from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN) with United Airlines?
Start your search for United Airlines flights from ORD to ICN about one month before you want to leave. The cheapest time to reserve an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your itinerary or ticket type, the best day to book international airfare is usually Sunday. Friday is often the most expensive. Travelers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN)?
Simply enter your dates, hit search and use the "Nonstop" filter on Expedia to find any direct flights from ORD to ICN with United Airlines or other carriers.
What is the earliest United Airlines flight from ORD to ICN?
To find the earliest departures from ORD to ICN with United Airlines, filter your search by "Morning" and "Early Morning." Choosing an early flight generally means cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Seoul?
United Airlines flights from O'Hare Intl. Airport (ORD) to Seoul land at Incheon Intl. Airport (ICN). This is the main gateway to this destination.
Why fly with United Airlines from ORD to ICN?
A rewarding loyalty program and the ability to collect points through United Mileage Plus are the start of the reasons to leave from ORD to ICN with United Airlines. Plus, when you sign up to our One Key™ program, you can receive OneKeyCash™* on top of any airline loyalty program earnings. You can put it toward your future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from O'Hare Intl. Airport (ORD) to Incheon Intl. Airport (ICN)?
You can usually modify or cancel your flight, although additional fees may apply if you booked more than 24 hours ago. Want to keep your options open? Use Expedia's "Changes included" or "No cancel fee" filter to find flights that won't charge extra if you have to adjust your plans. To modify your itinerary, head to "Trips," select your flight and click on "Manage Booking" for more details.

Explore a world of travel with Expedia

*Available to One Key members.