HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Korea

$397+ Cheap flights from O'Hare Intl (ORD) to South Korea

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ICN
Aug 15 — Aug 221
Sat 8/15
Sat 8/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'Hare Intl to South Korea with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from O'Hare Intl to South Korea

Cheapest flights from O'Hare Intl to South Korea
Explore the most affordable flight options available from O'Hare Intl to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 16, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:30 pm
ORD
-
ICN
1 stop35h 15m
Multiple Airlines
Mon 8/317:15 pm
ICN
-
ORD
2 stops39h 00m
Multiple Airlines
Deal found 7/15$881
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:30 pm
ORD
-
ICN
1 stop35h 15m
Multiple Airlines
Mon 8/311:00 pm
ICN
-
ORD
1 stop31h 17m
Multiple Airlines
Deal found 7/13$890
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:30 pm
ORD
-
ICN
1 stop35h 15m
Multiple Airlines
Fri 8/287:15 pm
ICN
-
ORD
2 stops25h 02m
Multiple Airlines
Deal found 7/15$892
This CheapTickets deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:30 pm
ORD
-
ICN
1 stop35h 15m
Multiple Airlines
Wed 8/261:00 pm
ICN
-
ORD
1 stop30h 59m
Multiple Airlines
Deal found 7/16$895
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:30 pm
ORD
-
ICN
1 stop35h 15m
Multiple Airlines
Mon 8/3110:05 pm
ICN
-
ORD
1 stop22h 12m
Multiple Airlines
Deal found 7/13$896
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:30 pm
ORD
-
ICN
1 stop35h 15m
Multiple Airlines
Sat 8/291:00 pm
ICN
-
ORD
1 stop30h 59m
Multiple Airlines
Deal found 7/15$898
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:30 pm
ORD
-
ICN
1 stop35h 15m
Multiple Airlines
Mon 9/77:15 pm
ICN
-
ORD
2 stops38h 06m
Multiple Airlines
Deal found 7/15$904
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:30 pm
ORD
-
ICN
1 stop35h 15m
Multiple Airlines
Wed 8/2610:05 pm
ICN
-
ORD
1 stop21h 54m
Multiple Airlines
Deal found 7/12$905
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:45 pm
ORD
-
PUS
1 stop32h 55m
Multiple Airlines
Mon 9/77:50 am
PUS
-
ORD
2 stops36h 27m
Multiple Airlines
Deal found 7/13$1,127
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:50 am
ORD
-
PUS
1 stop17h 25m
Multiple Airlines
Thu 9/38:30 am
PUS
-
ORD
2 stops54h 19m
Multiple Airlines
Deal found 7/13$1,199
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:50 am
ORD
-
PUS
1 stop17h 25m
Multiple Airlines
Wed 9/27:30 am
PUS
-
ORD
2 stops22h 29m
Multiple Airlines
Deal found 7/12$1,206
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:50 am
ORD
-
PUS
1 stop35h 25m
Multiple Airlines
Sat 9/57:30 am
PUS
-
ORD
2 stops22h 29m
Multiple Airlines
Deal found 7/15$1,225

Find flight deals from O'Hare Intl to South Korea

Keep the following information in mind while searching for O'Hare Intl to South Korea flight deals. Data was last updated July 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$880
(Kiwi.com)

One-way from

$397
(SmartFares)

Popular in

December

Cheapest in

January

Average price

$1,646

Good round-trip deal

$1,010 or less

Good one-way deal

$555 or less
Provider with most accurate pricing for Chicago (CHI)-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Seoul (SEL) flights.
Search Deals
From Chicago O'Hare Intl to South Korea
Search Deals
One-way flight from Chicago O'Hare Intl to South Korea
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($64 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Chicago O'Hare Intl to South Korea.
Search Deals
Price to beat on a one-way flight from Chicago O'Hare Intl to South Korea.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to South Korea that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 16, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Mon 8/24

5:45 pm-4:40 pm

1 stop32h 55m

Busan Gimhae

Mon 9/7

7:50 am-6:17 am

2 stops36h 27m

$1,127

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Wed 10/14

11:25 am-8:35 am

1 stop31h 10m

Incheon Intl

Wed 10/28

10:35 am-11:00 am

1 stop38h 25m

$1,132

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Wed 9/16

12:30 am-6:45 pm

1 stop28h 15m

Incheon Intl

Thu 9/24

7:45 pm-8:45 pm

1 stop39h 00m

$1,267

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Sun 9/27

12:30 am-6:10 pm

1 stop27h 40m

Seoul Gimpo Intl

Sat 10/10

1:50 pm-8:45 pm

1 stop20h 55m

$1,331

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 9/28

12:30 am-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Sat 10/10

1:50 pm-8:45 pm

1 stop20h 55m

$1,331

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Sun 8/30

2:30 pm-5:55 pm

1 stop37h 25m

Seoul Gimpo Intl

Thu 9/10

8:00 am-10:45 am

1 stop16h 45m

$1,358

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Sat 9/5

12:30 am-10:20 am

1 stop19h 50m

Busan Gimhae

Thu 9/10

7:10 pm-8:45 pm

1 stop39h 35m

$1,368

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Tue 9/15

7:20 am-5:30 pm

2 stops44h 10m

Incheon Intl

Thu 9/24

7:35 pm-1:22 pm

2 stops31h 47m

$1,369

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Tue 8/25

12:30 am-6:00 pm

1 stop27h 30m

Busan Gimhae

Wed 9/2

11:20 am-8:45 pm

1 stop23h 25m

$1,374

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Wed 8/26

2:30 pm-10:40 am

1 stop30h 10m

Seoul Gimpo Intl

Wed 9/2

8:00 am-10:45 am

1 stop16h 45m

$1,394

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/12

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from O'Hare Intl to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to South Korea

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to South Korea?

Currently, December is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to South Korea (average of $157). Flying from Chicago O'Hare Intl Airport to South Korea in September is currently the most expensive (average of $749). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ORD to KR?

Find hourly flight availability from O'Hare Intl to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 16, 2026.

When flying from Chicago O'Hare Intl Airport to South Korea, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Chicago O'Hare Intl Airport to South Korea

Explore weekly flight availability from O'Hare Intl to South Korea. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 16, 2026.

The most flights from ORD to KR0 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How often are flights from Chicago to South Korea delayed?

About 39% of weekly flights between Chicago and South Korea have experienced delays in the past year, with the average delay time being 198 minutes.

What is the most punctual flight time for Chicago to South Korea flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Chicago to South Korea flights?

Over the last year, Korean Air have had the lowest number of delays on this route, with just 21% of flights being delayed.

How far ahead should I book a flight from Chicago O'Hare Intl Airport to South Korea?

To ensure you get the cheapest price possible for a flight from Chicago O'Hare Intl Airport to South Korea, you should look to book at least 52 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Korea. Reviews last updated July 16, 2026.
Read reviews from past customers who have flown EVA Air,Korean Air, andDelta from Chicago O'Hare Intl Airport to South Korea. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very good
1,500 reviews

Overall

8.5

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
EVA Air
8.5
Very good
1,500 reviews
EVA Air
8.5
Very good
1,500 reviews

Overall

8.5

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
Korean Air
8.4
Very good
1,221 reviews
EVA Air
8.5
Very good
1,500 reviews

Overall

8.5

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
Delta
7.8
Good
8,471 reviews
EVA Air
8.5
Very good
1,500 reviews

Overall

8.5

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
Cathay Pacific
7.6
Good
1,413 reviews
EVA Air
8.5
Very good
1,500 reviews

Overall

8.5

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
Air Canada
7.1
Good
11,346 reviews
EVA Air
8.5
Very good
1,500 reviews

Overall

8.5

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to South Korea. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago O'Hare Intl Airport to South Korea?

    For as low as $1,220, Turkish Airlines can have you in South Korea from Chicago O'Hare Intl Airport in 27h 10m. There are 6614 mi between Chicago O'Hare Intl Airport and South Korea. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to South Korea one-way?

    The cheapest airlines for a one-way flight from Chicago O'Hare Intl Airport to South Korea are WestJet ($395), American Airlines ($468), and EVA Air ($543).

  • What are the most popular routes from Chicago O'Hare Intl Airport to South Korea?

    The most popular flight routes from Chicago O'Hare Intl Airport to South Korea are Chicago O'Hare Intl - Incheon Intl, Chicago O'Hare Intl - Seoul Gimpo Intl and Chicago O'Hare Intl - Busan Gimhae.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to South Korea?

    The top 3 most reliable airlines when flying from Chicago O'Hare Intl Airport to South Korea are Delta (87%), Korean Air (59%) and Atlas Air (15%).

  • What are the cheapest flights from Chicago O'Hare Intl Airport to South Korea?

    The cheapest flight price from Chicago O'Hare Intl Airport to South Korea is $407. On average you can expect to pay $2,993. The most popular route, (Chicago O'Hare Intl - Incheon Intl), can usually be booked for $890.

  • Can I find deals for flights from O'Hare Intl to South Korea that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to South Korea flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to South Korea?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to South Korea.

  • Can I find deals for business class flights from O'Hare Intl to South Korea?

    Yes. Cheapflights offers flight deals from O'Hare Intl to South Korea by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to South Korea?

    Currently, December is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to South Korea (average of $157). Flying from Chicago O'Hare Intl Airport to South Korea in September is currently the most expensive (average of $749). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from O'Hare Intl to South Korea

Discover the top 10 airlines that operate flights from O'Hare Intl to South Korea. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$194Average$1,818FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$639Average$930FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$845Average$1,119FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$916Average$1,319FlexibilityNo cancel feeOn-time71%
Japan AirlinesCheapest$931Average$1,443FlexibilityNo cancel feeOn-time79%
EVA AirCheapest$947Average$1,233FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$1,088Average$1,476FlexibilityNo cancel feeOn-time67%
Asiana AirlinesCheapest$1,148Average$1,728FlexibilityNo cancel feeOn-time76%
FinnairCheapest$1,174Average$1,356FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$1,191Average$1,476FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.