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$399+ Cheap flights from South Korea to Chicago (CHI)

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — CHI
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from South Korea to Chicago

Keep the following information in mind while searching for South Korea to Chicago flight deals. Data was last updated September 16, 2025.

Round-trip from

$589
(American Airlines)

One-way from

$399
(Kiwi.com)

Popular in

January

Cheapest in

November

Average price

$1,400

Good one-way deal

$1,100 or less
From South Korea to Chicago (CHI)
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One-way flight from South Korea to Chicago (CHI)
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Highest demand for flights based on searches. 1% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($63 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 one-way flight from South Korea to Chicago (CHI).
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Find flight deals from South Korea to Chicago

Cheapest flights from South Korea to Chicago
Explore the most affordable flight options available from South Korea to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:45 pmICN - ORD
1 stop19h 28mAmerican Airlines
Tue 10/2811:00 pmORD - ICN
2 stops26h 55mAmerican Airlines
Deal found 9/15$589
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:00 pmICN - ORD
3 stops29h 57mUnited Airlines
Tue 1/136:47 amORD - ICN
1 stop18h 28mUnited Airlines
Deal found 9/16$595
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/279:25 pmICN - ORD
2 stops29h 44mAlaska Airlines
Wed 11/58:59 pmORD - ICN
2 stops30h 36mAlaska Airlines
Deal found 9/16$605
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/712:45 pmICN - ORD
2 stops25h 05mUnited Airlines
Mon 11/106:25 pmORD - ICN
1 stop20h 15mUnited Airlines
Deal found 9/16$606
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/268:35 pmICN - ORD
2 stops55h 19mAlaska Airlines
Sat 11/19:20 amORD - ICN
2 stops43h 15mAlaska Airlines
Deal found 9/16$607
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2311:30 amICN - ORD
1 stop25h 42mUnited Airlines
Tue 10/213:47 pmORD - ICN
1 stop22h 33mUnited Airlines
Deal found 9/15$613
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/146:20 pmICN - ORD
1 stop16h 30mMultiple Airlines
Tue 10/217:15 amORD - ICN
2 stops20h 40mMultiple Airlines
Deal found 9/15$615
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/214:50 pmICN - ORD
2 stops18h 40mUnited Airlines
Tue 11/116:15 pmORD - ICN
2 stops20h 25mUnited Airlines
Deal found 9/15$618
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2711:55 amICN - ORD
1 stop27h 04mUnited Airlines
Wed 11/56:15 pmORD - ICN
2 stops20h 25mUnited Airlines
Deal found 9/16$620
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/279:25 pmICN - ORD
2 stops29h 44mAlaska Airlines
Fri 11/78:59 pmORD - ICN
2 stops30h 36mAlaska Airlines
Deal found 9/16$626
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:35 pmICN - ORD
2 stops55h 19mAlaska Airlines
Thu 11/69:20 amORD - ICN
2 stops43h 05mAlaska Airlines
Deal found 9/15$629
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/271:20 pmICN - MDW
2 stops24h 00mMultiple Airlines
Tue 11/46:26 pmMDW - ICN
1 stop20h 14mMultiple Airlines
Deal found 9/15$1,008

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Korea to Chicago 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 16, 2025.
Use the filters below to find and compare flights from South Korea to Chicago that are best for you.

Fly from

South Korea

Fly to

Chicago

Route

Depart

Return

Price

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Fri 11/7

12:45 pm-10:50 pm

2 stops25h 05m

Chicago O'Hare Intl

Mon 11/10

6:25 pm-5:40 am

1 stop20h 15m

$606

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Fri 12/26

12:45 pm-11:00 pm

2 stops25h 15m

Chicago O'Hare Intl

Sat 1/3

10:00 pm-4:15 pm

1 stop27h 15m

$639

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Sun 12/21

12:45 pm-11:59 pm

2 stops26h 14m

Chicago O'Hare Intl

Mon 12/29

10:00 pm-4:15 pm

1 stop27h 15m

$639

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Sun 12/21

6:00 pm-5:27 am

1 stop26h 27m

Chicago O'Hare Intl

Tue 12/30

7:45 pm-5:40 am

1 stop18h 55m

$639

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Mon 12/22

12:45 pm-12:25 pm

1 stop38h 40m

Chicago O'Hare Intl

Tue 12/30

6:15 am-4:15 pm

1 stop19h 00m

$645

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Mon 10/13

4:50 pm-5:55 am

1 stop27h 05m

Chicago O'Hare Intl

Sat 10/25

4:25 pm-4:40 am

1 stop22h 15m

$649

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Mon 10/6

8:35 pm-1:04 pm

2 stops30h 29m

Chicago O'Hare Intl

Tue 12/30

8:59 pm-6:35 pm

2 stops30h 36m

$760

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Wed 12/24

12:45 pm-11:59 pm

2 stops26h 14m

Chicago O'Hare Intl

Fri 1/2

9:05 pm-5:40 am

1 stop41h 35m

$827

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Sat 10/11

8:35 pm-11:59 pm

2 stops41h 24m

Chicago O'Hare Intl

Fri 10/17

7:00 am-7:00 pm

2 stops46h 00m

$875

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Sat 9/27

8:35 pm-12:03 am

1 stop17h 28m

Chicago O'Hare Intl

Mon 10/13

7:59 pm-6:35 pm

2 stops56h 36m

$900

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

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

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

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

Currently, August is the cheapest month in which you can book a flight from South Korea to Chicago (average of $245). Flying from South Korea to Chicago in March is currently the most expensive (average of $321). 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 KR to CHI?

Find hourly flight availability from South Korea to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from South Korea to Chicago, 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 South Korea to Chicago

Explore weekly flight availability from South Korea to Chicago. 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 16, 2025.

The most flights from KR0 to CHI 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 Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated September 16, 2025.
Read reviews from past customers who have flown Korean Air, Japan Airlines, and Delta from South Korea to Chicago. 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.
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Overall

8.4

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,140 reviews
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Overall

8.4

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Japan Airlines
8.3
Very good
1,559 reviews
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Overall

8.4

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Delta
8.0
Very good
7,957 reviews
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Overall

8.4

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
American Airlines
7.2
Good
10,000 reviews
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Overall

8.4

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Air Canada
7.1
Good
10,000 reviews
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Overall

8.4

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

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

    United Airlines, ANA, and EVA Air can get you from South Korea to Chicago in just under 20h 55m. Your travel time can differ by up to 5h 35m. There are 6517 mi between South Korea and Chicago. This flight may include one or multiple stops.

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

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

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

    While on average a flight from South Korea to Chicago is generally $2,323, our data shows the cheapest flight currently is $1,038. When looking at the most popular route, (Incheon Intl - Chicago O'Hare Intl), you can expect to pay $525 for that flight.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from South Korea to Chicago (average of $245). Flying from South Korea to Chicago in March is currently the most expensive (average of $321). 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

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
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Lansing
Hammond
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Porter
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Alternative routes for South Korea to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to O'Hare Intl flights
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Narita to Midway flights
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Don Mueang Intl to O'Hare Intl flights
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Top 6 airlines flying from South Korea to Chicago

Discover the top 6 airlines that operate flights from South Korea to Chicago. 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$229Average$1,356FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$558Average$1,047FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$717Average$970FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$730Average$1,053FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$851Average$1,590FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$857Average$1,327FlexibilityNo cancel feeOn-time81%

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