$1,125 Cheap United flights Atlanta (ATL) to Seoul (ICN)

View $1,125 flight on Thu, Nov 13, 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

$1,125 Cheap United flights Atlanta (ATL) to Seoul (ICN)

Prices were available within the past 7 days and start at $1,125 for one-way flights and $2,155 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Feb 10 - Tue, Feb 24
ATL
Atlanta
ICN
Seoul
$2,155 Roundtrip, found 2 hours ago
$2,155
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Feb 10 from Atlanta to Seoul, returning Tue, Feb 24, priced at $2,155 found 2 hours ago

Frequently asked questions

How much is a United Airlines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Incheon Intl. Airport (ICN)?
Finding cheap one-way United Airlines flights from ATL to ICN from $1,125 on Expedia is simple — just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly round-trip fares from $2,155 for your next exciting vacation.**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 ATL to ICN with United Airlines?
United Airlines flights to Seoul are generally cheaper in the off-peak months of January and February. Whether you're after a return or one-way ticket, you could land a better deal then.
What is the cheapest time to book flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Incheon Intl. Airport (ICN) with United Airlines?
Search for United Airlines flights from ATL to ICN about one month before you want to go. The cheapest time to reserve an international flight is generally 18 to 29 days ahead of your travel date when you can save 17% versus booking four to five months in advance. Regardless of ticket type or itinerary, the best day to book international airfare is usually Sunday. Friday is often the most expensive. Passengers 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 Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Incheon Intl. Airport (ICN)?
To find out if there's a direct route from ATL to ICN with United Airlines or any other carriers, use our "Nonstop" filter when searching for flights.
What is the earliest United Airlines flight from ATL to ICN?
Sort your results by "Early Morning" and "Morning" to see the earliest flights from ATL to ICN. Setting off early means flight 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 Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seoul come in to land at Incheon Intl. Airport (ICN). This is the main gateway to this destination.
Why fly with United Airlines from ATL to ICN?
A rewarding loyalty program and the ability to collect points through United Mileage Plus are the start of the reasons to travel from ATL to ICN with United Airlines. Plus, when you sign up to Expedia's free One Key™ program, you can earn OneKeyCash™* alongside United Airlines's loyalty program earnings. It's yours to spend on future travel plans.*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 Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Incheon Intl. Airport (ICN)?
It's usually possible to cancel or change your flight, although there may be additional fees if you booked more than 24 hours ago. Prefer to keep your options open? Apply the "Changes included" and "No cancel fee" filters to find flights that won't penalize you if you have to alter your plans. To make changes, go to "Trips," select your flight and click on "Manage Booking" for further information.

Travel information

Travel information

Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
Incheon Intl.
Airlines serving
Air Canada, Air France, Alaska Airlines, All Nippon Airways, American Airlines, Cathay Pacific, Delta, Ethiopian Airlines, Etihad Airways, Hawaiian Airlines, KLM, Korean Air, Lufthansa, Qatar Airways, Singapore Airlines, Turkish Airlines, United, WestJet
Popular airline
Korean Air
Distance
7137 mi
Average flight time
28 hours 31 mins

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.