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$298+ Cheap flights from Chicago (CHI) 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ICN
ago. 26 — sep. 21
mar. 8/26
mar. 9/2
1 adult, Economy
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Cheap flight deals from Chicago to South Korea

Keep the following information in mind while searching for Chicago to South Korea flight deals. Data was last updated agosto 21, 2025.

Round-trip from

$673
(FlightHub)

One-way from

$298
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,371

Good round-trip deal

$851 or less

Good one-way deal

$553 or less
From Chicago (CHI) to South Korea
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One-way flight from Chicago (CHI) to South Korea
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Highest demand for flights based on searches. 3% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Chicago (CHI) to South Korea.
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Price to beat on a one-way flight from Chicago (CHI) to South Korea.
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Find flight deals from Chicago to South Korea

Cheapest flights from Chicago to South Korea
Explore the most affordable flight options available from Chicago to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 21, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
lun. 9/154:00 pmORD - ICN
1 stop30h 40mCathay Pacific
lun. 9/228:05 pmICN - ORD
1 stop32h 20mCathay Pacific
Deal found 8/21$762
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
mié. 9/174:00 pmORD - ICN
1 stop32h 05mCathay Pacific
lun. 9/2210:10 amICN - ORD
1 stop42h 15mCathay Pacific
Deal found 8/21$765
This oojo deal was found by Cheapflights users on 8/21. 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.
jue. 11/62:40 pmORD - ICN
1 stop36h 55mCathay Pacific
lun. 12/11:50 pmICN - ORD
1 stop38h 10mCathay Pacific
Deal found 8/21$766
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
jue. 9/184:00 pmORD - ICN
1 stop30h 40mCathay Pacific
lun. 9/228:05 pmICN - ORD
1 stop32h 20mCathay Pacific
Deal found 8/21$767
This oojo deal was found by Cheapflights users on 8/20. 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.
lun. 10/204:00 pmORD - ICN
1 stop39h 10mCathay Pacific
mar. 10/287:35 pmICN - ORD
1 stop32h 25mCathay Pacific
Deal found 8/20$768
This oojo deal was found by Cheapflights users on 8/21. 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.
sáb. 9/274:00 pmORD - ICN
1 stop37h 05mCathay Pacific
sáb. 10/1810:10 amICN - ORD
1 stop42h 15mCathay Pacific
Deal found 8/21$769
This Cathay Pacific deal was found by Cheapflights users on 8/21. 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.
lun. 9/84:00 pmORD - ICN
1 stop32h 05mCathay Pacific
vie. 9/198:05 pmICN - ORD
1 stop32h 20mCathay Pacific
Deal found 8/21$770
This Cathay Pacific deal was found by Cheapflights users on 8/20. 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.
jue. 8/284:00 pmORD - ICN
1 stop30h 40mCathay Pacific
jue. 9/251:40 pmICN - ORD
1 stop38h 45mCathay Pacific
Deal found 8/20$772
This FlightHub deal was found by Cheapflights users on 8/20. 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.
lun. 10/204:00 pmORD - ICN
1 stop39h 10mCathay Pacific
mié. 10/297:35 pmICN - ORD
1 stop32h 25mCathay Pacific
Deal found 8/20$773
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
mié. 9/104:00 pmORD - ICN
1 stop32h 05mCathay Pacific
mar. 9/1610:10 amICN - ORD
1 stop42h 15mCathay Pacific
Deal found 8/21$776
This Gurufare deal was found by Cheapflights users on 8/21. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/92:40 pmORD - ICN
1 stop32h 15mCathay Pacific
jue. 11/277:35 pmICN - ORD
1 stop32h 25mCathay Pacific
Deal found 8/21$779
This Cathay Pacific deal was found by Cheapflights users on 8/21. 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.
sáb. 11/152:40 pmORD - ICN
1 stop31h 05mCathay Pacific
sáb. 11/227:35 pmICN - ORD
1 stop32h 25mCathay Pacific
Deal found 8/21$781

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 agosto 21, 2025.
Use the filters below to find and compare flights from Chicago to South Korea that are best for you.

Fly from

Chicago

Fly to

South Korea

Route

Depart

Return

Price

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

mar. 9/9

4:00 pm-2:05 pm

1 stop32h 05m

Incheon Intl

sáb. 9/20

8:05 pm-2:25 pm

1 stop32h 20m

$770

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

mié. 9/10

4:00 pm-2:05 pm

1 stop32h 05m

Incheon Intl

sáb. 9/20

8:05 pm-2:25 pm

1 stop32h 20m

$770

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

sáb. 9/13

4:00 pm-12:40 pm

1 stop30h 40m

Incheon Intl

dom. 9/21

10:10 am-2:25 pm

1 stop42h 15m

$773

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

vie. 9/12

4:00 pm-2:05 pm

1 stop32h 05m

Incheon Intl

dom. 9/21

8:05 pm-2:25 pm

1 stop32h 20m

$773

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

dom. 11/16

2:40 pm-12:45 pm

1 stop31h 05m

Incheon Intl

sáb. 11/22

7:35 pm-1:00 pm

1 stop32h 25m

$781

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

dom. 11/16

2:40 pm-12:45 pm

1 stop31h 05m

Incheon Intl

jue. 11/27

7:35 pm-1:00 pm

1 stop32h 25m

$781

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

sáb. 11/15

2:40 pm-12:45 pm

1 stop31h 05m

Incheon Intl

sáb. 11/22

7:35 pm-1:00 pm

1 stop32h 25m

$781

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

sáb. 11/15

2:40 pm-12:45 pm

1 stop31h 05m

Incheon Intl

vie. 11/21

7:35 pm-1:00 pm

1 stop32h 25m

$781

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

dom. 10/19

4:00 pm-12:40 pm

1 stop30h 40m

Incheon Intl

sáb. 10/25

3:10 pm-2:00 pm

1 stop36h 50m

$784

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

vie. 11/7

2:40 pm-9:15 pm

1 stop39h 35m

Incheon Intl

sáb. 11/22

10:05 am-1:00 pm

1 stop41h 55m

$784

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/21

Showing 1-10 of 60 results
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Best time to book a flight from Chicago to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea from Chicago 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 to South Korea

What is the cheapest month to book a flight from Chicago to South Korea?

Currently, February is the cheapest month in which you can book a flight from Chicago to South Korea (average of $992). Flying from Chicago to South Korea in December is currently the most expensive (average of $1,635). 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 CHI to KR?

Find hourly flight availability from Chicago 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 agosto 21, 2025.

When flying from Chicago 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 to South Korea

Explore weekly flight availability from Chicago 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 agosto 21, 2025.

The most flights from CHI to KR0 are scheduled on a Monday (2 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 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 agosto 21, 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air, and Delta from Chicago to South Korea to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,232 reviews

Food

8.1

Crew

8.6

Overall

8.4

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,232 reviews
EVA Air
8.4
Very good
1,232 reviews

Food

8.1

Crew

8.6

Overall

8.4

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,131 reviews
EVA Air
8.4
Very good
1,232 reviews

Food

8.1

Crew

8.6

Overall

8.4

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Delta
8.0
Very good
7,981 reviews
EVA Air
8.4
Very good
1,232 reviews

Food

8.1

Crew

8.6

Overall

8.4

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Turkish Airlines
7.3
Good
3,950 reviews
EVA Air
8.4
Very good
1,232 reviews

Food

8.1

Crew

8.6

Overall

8.4

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Air Canada
7.1
Good
10,000 reviews
EVA Air
8.4
Very good
1,232 reviews

Food

8.1

Crew

8.6

Overall

8.4

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 to South Korea?

    Departing from Chicago to South Korea will take you 28h 45m. Airlines will cover a distance of 6517 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Chicago to South Korea?

    When deciding which route to take from Chicago to South Korea consider Chicago O'Hare Intl - Incheon Intl, Chicago O'Hare Intl - Seoul Gimpo Intl or Chicago Midway - Incheon Intl as they are the most popular.

  • What are the most reliable airlines from Chicago to South Korea?

    Before booking your flight to South Korea from Chicago, check out the most reliable airlines to get you to your destination on time: Delta (83%), Korean Air (69%), Atlas Air( 8%).

  • What are the cheapest flights from Chicago to South Korea?

    The cheapest flight price from Chicago to South Korea is $399. On average you can expect to pay $2,069. The most popular route, (Chicago O'Hare Intl - Incheon Intl), can usually be booked for $665.

  • Can I find deals for flights from Chicago to South Korea that include hotel bookings?

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

  • How can I find direct flights from Chicago to South Korea?

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

  • Can I find deals for business class flights from Chicago to South Korea?

    Yes. Cheapflights offers flight deals from Chicago 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 to South Korea?

    Currently, February is the cheapest month in which you can book a flight from Chicago to South Korea (average of $992). Flying from Chicago to South Korea in December is currently the most expensive (average of $1,635). 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

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Alternative routes for Chicago to South Korea

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Chicago to South Korea

Discover the top 10 airlines that operate flights from Chicago 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 agosto 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$357Average$1,904FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$660Average$1,016FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$760Average$919FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$848Average$1,015FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$891Average$1,265FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$906Average$964FlexibilityNo cancel feeOn-time71%
EVA AirCheapest$1,085Average$1,349FlexibilityNo cancel feeOn-time74%
FinnairCheapest$1,110Average$1,375FlexibilityNo cancel feeOn-time76%
Asiana AirlinesCheapest$1,271Average$1,374FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,497Average$2,098FlexibilityNo cancel feeOn-time81%

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