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$357+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ICN
Mar 19 — Mar 261
Thu 3/19
Thu 3/26
1 adult, Economy
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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 February 17, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/255:09 pm
ORD
-
ICN
1 stop22h 06m
Multiple Airlines
Mon 5/186:00 pm
ICN
-
ORD
2 stops27h 00m
Multiple Airlines
Deal found 2/16$786
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:31 am
ORD
-
ICN
1 stop32h 44m
Multiple Airlines
Mon 5/186:00 pm
ICN
-
ORD
2 stops27h 00m
Multiple Airlines
Deal found 2/16$788
This Kiwi.com deal was found by Cheapflights users on 2/13. 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 4/205:09 pm
ORD
-
ICN
1 stop22h 06m
Multiple Airlines
Mon 4/276:00 pm
ICN
-
ORD
2 stops25h 50m
Multiple Airlines
Deal found 2/13$795
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/255:09 pm
ORD
-
ICN
1 stop22h 06m
Multiple Airlines
Tue 5/198:00 am
ICN
-
ORD
2 stops35h 50m
Multiple Airlines
Deal found 2/16$797
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/256:31 am
ORD
-
ICN
1 stop32h 44m
Multiple Airlines
Tue 5/124:15 pm
ICN
-
ORD
2 stops51h 35m
Multiple Airlines
Deal found 2/16$799
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:09 pm
ORD
-
ICN
1 stop22h 06m
Multiple Airlines
Tue 5/198:00 am
ICN
-
ORD
2 stops35h 50m
Multiple Airlines
Deal found 2/16$800
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2312:25 pm
ORD
-
ICN
1 stop39h 30m
Multiple Airlines
Mon 5/186:00 pm
ICN
-
ORD
2 stops27h 00m
Multiple Airlines
Deal found 2/16$802
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:21 pm
ORD
-
ICN
1 stop30h 29m
Multiple Airlines
Mon 5/186:00 pm
ICN
-
ORD
2 stops27h 00m
Multiple Airlines
Deal found 2/16$803
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/228:58 am
ORD
-
ICN
1 stop30h 17m
Multiple Airlines
Tue 5/198:00 am
ICN
-
ORD
2 stops35h 50m
Multiple Airlines
Deal found 2/16$806
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/255:09 pm
ORD
-
ICN
1 stop22h 06m
Multiple Airlines
Tue 5/268:00 am
ICN
-
ORD
2 stops37h 00m
Multiple Airlines
Deal found 2/16$811
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:21 pm
ORD
-
ICN
1 stop30h 29m
Multiple Airlines
Mon 5/186:00 pm
ICN
-
ORD
2 stops27h 00m
Multiple Airlines
Deal found 2/16$814
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:21 pm
ORD
-
ICN
1 stop30h 29m
Multiple Airlines
Tue 5/199:25 am
ICN
-
ORD
2 stops34h 25m
Multiple Airlines
Deal found 2/16$815

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 February 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$786
(Kiwi.com)

One-way from

$357
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,015

Good round-trip deal

$881 or less

Good one-way deal

$460 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, 2% potential price rise
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($69 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 17, 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

O'Hare Intl

Fly to

South Korea

Route

Depart

Return

Price

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Tue 3/3

8:20 pm-6:20 pm

1 stop31h 00m

Incheon Intl

Fri 3/13

10:45 am-11:05 am

1 stop38h 20m

$880

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Wed 4/22

12:30 am-12:50 pm

1 stop22h 20m

Seoul Gimpo Intl

Wed 5/20

8:20 pm-9:00 pm

1 stop38h 40m

$965

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Mon 4/20

7:24 pm-11:30 am

2 stops26h 06m

Incheon Intl

Tue 5/5

8:05 pm-6:40 am

2 stops24h 35m

$1,017

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Wed 4/15

2:10 pm-9:15 pm

1 stop17h 05m

Seoul Gimpo Intl

Wed 4/22

8:00 am-8:12 pm

2 stops26h 12m

$1,035

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 3/2

5:40 pm-6:20 pm

1 stop33h 40m

Seoul Gimpo Intl

Wed 3/11

12:05 pm-8:35 am

1 stop34h 30m

$1,041

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Tue 4/7

2:10 pm-9:15 pm

1 stop17h 05m

Seoul Gimpo Intl

Mon 4/20

8:00 am-10:45 am

1 stop16h 45m

$1,080

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Thu 4/23

2:10 pm-9:15 pm

1 stop17h 05m

Seoul Gimpo Intl

Thu 5/21

7:15 pm-7:45 am

1 stop26h 30m

$1,081

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 4/27

12:30 am-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Wed 5/27

8:20 pm-9:00 pm

1 stop38h 40m

$1,085

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Wed 3/4

5:40 pm-6:20 pm

1 stop33h 40m

Seoul Gimpo Intl

Mon 3/16

12:05 pm-8:35 am

1 stop34h 30m

$1,100

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Tue 4/21

4:15 pm-7:05 pm

1 stop36h 50m

Incheon Intl

Fri 5/22

1:55 am-1:55 pm

1 stop26h 00m

$1,132

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/15

Showing 1-10 of 60 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, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to South Korea (average of $198). Flying from Chicago O'Hare Intl Airport to South Korea in December is currently the most expensive (average of $1,016). 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 February 17, 2026.

One of the essential ways to save on airfare from Chicago O'Hare Intl Airport to South Korea is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 56% on airfare.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to South Korea?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to South Korea. Price data was last updated on February 17, 2026.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to South Korea flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 February 17, 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 31% of weekly flights between Chicago and South Korea have experienced delays in the past year, with the average delay time being 217 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?

Thursday tends to have the lowest number of delays on this route, whereas Wednesday 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 18% of flights being delayed.

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 February 17, 2026.
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
1,354 reviews

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.6

Boarding

8.4

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
EVA Air
8.4
Very good
1,354 reviews
EVA Air
8.4
Very good
1,354 reviews

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.6

Boarding

8.4

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
Korean Air
8.4
Very good
1,191 reviews
EVA Air
8.4
Very good
1,354 reviews

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.6

Boarding

8.4

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
Delta
7.9
Good
8,204 reviews
EVA Air
8.4
Very good
1,354 reviews

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.6

Boarding

8.4

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
Cathay Pacific
7.6
Good
1,167 reviews
EVA Air
8.4
Very good
1,354 reviews

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.6

Boarding

8.4

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
Air Canada
7.1
Good
10,724 reviews
EVA Air
8.4
Very good
1,354 reviews

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.6

Boarding

8.4

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.

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 $1,035, Turkish Airlines can have you in South Korea from Chicago O'Hare Intl Airport in 17h 05m. There are 6517 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 ($446), American Airlines ($468), and Turkish Airlines ($491).

  • 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 - Daegu.

  • 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 Korean Air (60%), Delta (55%) and Atlas Air (48%).

  • 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 $374. On average you can expect to pay $2,046. The most popular route, (Chicago O'Hare Intl - Incheon Intl), can usually be booked for $799.

  • 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, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to South Korea (average of $198). Flying from Chicago O'Hare Intl Airport to South Korea in December is currently the most expensive (average of $1,016). 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.

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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 February 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$194Average$1,884FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$287Average$1,995FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$639Average$918FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$877Average$1,134FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$916Average$1,440FlexibilityNo cancel feeOn-time71%
EVA AirCheapest$1,003Average$1,258FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$1,098Average$1,325FlexibilityNo cancel feeOn-time67%
FinnairCheapest$1,259Average$1,411FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,559Average$1,847FlexibilityNo cancel feeOn-time81%

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