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$330+ 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ICN
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap 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 September 17, 2025.

Round-trip from

$730
(oojo)

One-way from

$330
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,238

Good round-trip deal

$847 or less

Good one-way deal

$504 or less
From Chicago O'Hare Intl to South Korea
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One-way flight from Chicago O'Hare Intl to South Korea
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Highest demand for flights based on searches. 5% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($64 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Chicago O'Hare Intl to South Korea.
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Price to beat on a one-way flight from Chicago O'Hare Intl to South Korea.
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Find 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 September 17, 2025.

This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/14:00 pmORD - ICN
1 stop39h 10mCathay Pacific
Tue 10/148:05 pmICN - ORD
1 stop32h 20mCathay Pacific
Deal found 9/14$730
This oojo deal was found by Cheapflights users on 9/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:00 pmORD - ICN
1 stop30h 40mCathay Pacific
Wed 11/123:00 pmICN - ORD
1 stop36h 55mCathay Pacific
Deal found 9/15$739
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/214:00 pmORD - ICN
1 stop30h 40mCathay Pacific
Wed 11/127:35 pmICN - ORD
1 stop32h 25mCathay Pacific
Deal found 9/15$745
This oojo deal was found by Cheapflights users on 9/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/164:00 pmORD - ICN
1 stop32h 05mCathay Pacific
Tue 9/303:10 pmICN - ORD
1 stop37h 15mCathay Pacific
Deal found 9/16$754
This oojo deal was found by Cheapflights users on 9/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/234:00 pmORD - ICN
1 stop32h 05mCathay Pacific
Mon 10/138:05 pmICN - ORD
1 stop32h 20mCathay Pacific
Deal found 9/16$755
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/154:00 pmORD - ICN
1 stop32h 05mCathay Pacific
Mon 9/221:40 pmICN - ORD
1 stop38h 45mCathay Pacific
Deal found 9/14$761
This Gotogate deal was found by Cheapflights users on 9/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/24:00 pmORD - ICN
1 stop30h 40mCathay Pacific
Sun 10/128:05 pmICN - ORD
1 stop32h 20mCathay Pacific
Deal found 9/15$762
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 9/305:30 pmORD - ICN
1 stop35h 15mMultiple Airlines
Thu 10/309:20 pmICN - ORD
2 stops30h 15mMultiple Airlines
Deal found 9/17$763
This Cathay Pacific deal was found by Cheapflights users on 9/17. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/294:00 pmORD - ICN
1 stop30h 40mCathay Pacific
Mon 10/2710:00 amICN - ORD
1 stop41h 55mCathay Pacific
Deal found 9/17$765
This oojo deal was found by Cheapflights users on 9/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1311:30 pmORD - PUS
1 stop27h 10mEVA Air
Wed 11/266:55 pmPUS - ORD
1 stop39h 40mEVA Air
Deal found 9/15$957
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2112:30 amORD - GMP
1 stop27h 40mEVA Air
Wed 9/248:20 pmGMP - ORD
1 stop38h 25mEVA Air
Deal found 9/15$964
This EVA Air deal was found by Cheapflights users on 9/15. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1712:30 amORD - GMP
1 stop22h 20mEVA Air
Tue 9/237:15 pmGMP - ORD
1 stop39h 30mEVA Air
Deal found 9/15$1,016

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 September 17, 2025.
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

O'Hare Intl

Fly to

South Korea

Route

Depart

Return

Price

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Sat 2/28

2:40 pm-6:35 pm

1 stop36h 55m

Incheon Intl

Mon 3/9

7:35 pm-2:00 pm

1 stop32h 25m

$929

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Thu 11/13

11:30 pm-5:40 pm

1 stop27h 10m

Busan Gimhae

Wed 11/26

6:55 pm-7:35 pm

1 stop39h 40m

$957

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Sun 3/8

12:30 am-5:40 pm

1 stop27h 10m

Busan Gimhae

Wed 3/11

6:55 pm-8:35 pm

1 stop39h 40m

$1,012

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Mon 3/9

3:40 pm-6:40 am

1 stop25h 00m

Jeju City

Fri 3/13

7:55 am-2:00 pm

1 stop20h 05m

$1,038

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Wed 10/1

12:30 am-12:50 pm

1 stop22h 20m

Seoul Gimpo Intl

Sat 11/1

1:50 pm-8:35 pm

1 stop20h 45m

$1,056

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 9/29

12:30 am-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Sat 11/1

1:50 pm-8:35 pm

1 stop20h 45m

$1,056

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Thu 11/13

11:30 pm-5:40 pm

1 stop27h 10m

Busan Gimhae

Wed 11/26

6:55 pm-6:28 am

2 stops26h 33m

$1,058

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

Fri 10/31

3:35 pm-6:40 am

1 stop25h 05m

Jeju City

Fri 11/7

7:55 am-12:55 pm

1 stop20h 00m

$1,084

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Sun 9/28

12:30 am-6:10 pm

1 stop27h 40m

Seoul Gimpo Intl

Tue 10/28

7:00 pm-8:35 pm

1 stop39h 35m

$1,116

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Thu 10/2

12:30 am-12:50 pm

1 stop22h 20m

Seoul Gimpo Intl

Wed 10/29

8:15 pm-8:35 pm

1 stop38h 20m

$1,156

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 51 results
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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, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to South Korea (average of $989). Flying from Chicago O'Hare Intl Airport to South Korea in December is currently the most expensive (average of $1,621). 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 September 17, 2025.

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 September 17, 2025.

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).

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 September 17, 2025.
Read reviews from past customers who have flown EVA Air, Korean Air, and Delta 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
8.4
Very good
1,237 reviews

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
EVA Air
8.4
Very good
1,237 reviews
EVA Air
8.4
Very good
1,237 reviews

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Korean Air
8.4
Very good
1,140 reviews
EVA Air
8.4
Very good
1,237 reviews

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Delta
8.0
Very good
7,961 reviews
EVA Air
8.4
Very good
1,237 reviews

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Turkish Airlines
7.3
Good
3,965 reviews
EVA Air
8.4
Very good
1,237 reviews

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Air Canada
7.1
Good
10,000 reviews
EVA Air
8.4
Very good
1,237 reviews

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

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 $957, Cathay Pacific 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 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 (80%), Korean Air (55%) and Atlas Air (8%).

  • 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 $403. On average you can expect to pay $2,035. The most popular route, (Chicago O'Hare Intl - Incheon Intl), can usually be booked for $728.

  • 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, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to South Korea (average of $989). Flying from Chicago O'Hare Intl Airport to South Korea in December is currently the most expensive (average of $1,621). 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

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Alternative routes for O'Hare Intl to South Korea

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from O'Hare Intl to South Korea

Discover the top 9 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$297Average$1,016FlexibilityNo cancel feeOn-time69%
DeltaCheapest$297Average$1,906FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$639Average$897FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$848Average$1,036FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$901Average$1,288FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$926Average$953FlexibilityNo cancel feeOn-time71%
EVA AirCheapest$1,085Average$1,322FlexibilityNo cancel feeOn-time74%
FinnairCheapest$1,110Average$1,375FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,493Average$2,079FlexibilityNo cancel feeOn-time81%

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