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$396+ 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ICN
févr. 7 — févr. 141
sam. 2/7
sam. 2/14
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 janvier 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$815
(Justfly.com)

One-way from

$396
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$847

Good round-trip deal

$786 or less

Good one-way deal

$402 or less
Provider with most accurate pricing for Chicago (CHI)-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Seoul (SEL) flights.
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From Chicago (CHI) to South Korea
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One-way flight from Chicago (CHI) to South Korea
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High demand for flights, 4% potential price rise
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Cheapest flight prices on average. 5% potential price decrease ($68 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 janvier 8, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/8. 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.
jeu. 1/2912:05 pmORD - ICN
1 stop26h 35mMultiple Airlines
lun. 3/96:55 pmICN - ORD
2 stops49h 13mMultiple Airlines
Deal found 1/8$809
This Justfly.com deal was found by Cheapflights users on 1/6. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 2/1111:50 amORD - ICN
1 stop30h 15mTurkish Airlines
lun. 3/1612:10 amICN - ORD
1 stop24h 55mTurkish Airlines
Deal found 1/6$815
This Justfly.com deal was found by Cheapflights users on 1/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 1/2811:50 amORD - ICN
1 stop30h 15mTurkish Airlines
mar. 2/312:10 amICN - ORD
1 stop24h 55mTurkish Airlines
Deal found 1/7$818
This FlightHub deal was found by Cheapflights users on 1/6. 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. 4/207:50 pmORD - ICN
1 stop31h 50mTurkish Airlines
ven. 5/1511:20 pmICN - ORD
1 stop24h 20mTurkish Airlines
Deal found 1/6$829
This FlightHub deal was found by Cheapflights users on 1/5. 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.
dim. 3/18:20 pmORD - ICN
1 stop31h 00mTurkish Airlines
lun. 3/1612:10 amICN - ORD
1 stop33h 15mTurkish Airlines
Deal found 1/5$834
This Kiwi.com deal was found by Cheapflights users on 1/6. 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. 3/25:58 pmORD - ICN
1 stop20h 42mMultiple Airlines
jeu. 3/59:20 pmICN - ORD
2 stops23h 48mMultiple Airlines
Deal found 1/6$835
This Justfly.com deal was found by Cheapflights users on 1/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 2/111:50 amORD - ICN
1 stop39h 30mTurkish Airlines
mer. 2/412:10 amICN - ORD
1 stop24h 55mTurkish Airlines
Deal found 1/7$837
This oojo deal was found by Cheapflights users on 1/7. 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.
mer. 1/288:20 pmORD - ICN
1 stop31h 00mTurkish Airlines
lun. 2/212:10 amICN - ORD
1 stop33h 15mTurkish Airlines
Deal found 1/7$838
This oojo deal was found by Cheapflights users on 1/6. 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.
mer. 2/1111:50 amORD - ICN
1 stop30h 15mTurkish Airlines
mer. 2/2510:45 amICN - ORD
1 stop38h 20mTurkish Airlines
Deal found 1/6$841
This Justfly.com deal was found by Cheapflights users on 1/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/127:50 pmORD - ICN
1 stop22h 45mTurkish Airlines
sam. 10/1710:15 amICN - ORD
1 stop25h 50mTurkish Airlines
Deal found 1/7$845
This Justfly.com deal was found by Cheapflights users on 1/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 3/111:50 amORD - ICN
1 stop39h 30mTurkish Airlines
mer. 4/110:15 amICN - ORD
1 stop37h 25mTurkish Airlines
Deal found 1/7$846
This FlightHub deal was found by Cheapflights users on 1/5. 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. 3/169:20 pmORD - ICN
1 stop31h 00mTurkish Airlines
mer. 5/1310:15 amICN - ORD
1 stop37h 25mTurkish Airlines
Deal found 1/5$847

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 janvier 8, 2026.
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

jeu. 1/22

11:50 am-6:20 pm

1 stop39h 30m

Incheon Intl

jeu. 3/19

12:10 am-11:05 am

1 stop24h 55m

$880

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

jeu. 3/5

11:30 pm-5:40 pm

1 stop27h 10m

Busan Gimhae

lun. 3/16

6:55 pm-8:35 pm

1 stop39h 40m

$968

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

dim. 4/12

12:30 am-6:00 pm

1 stop27h 30m

Busan Gimhae

lun. 4/20

7:10 pm-9:00 pm

1 stop39h 50m

$978

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

dim. 4/5

12:30 am-6:10 pm

1 stop27h 40m

Seoul Gimpo Intl

mer. 4/29

8:20 pm-9:00 pm

1 stop38h 40m

$1,052

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

mar. 3/3

11:30 pm-5:40 pm

1 stop27h 10m

Busan Gimhae

lun. 3/16

3:45 pm-8:35 pm

1 stop18h 50m

$1,063

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

lun. 3/2

2:35 pm-6:55 am

1 stop25h 20m

Busan Gimhae

mar. 3/10

2:05 pm-1:55 pm

1 stop37h 50m

$1,069

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

mer. 3/4

10:30 am-4:45 pm

1 stop39h 15m

Busan Gimhae

mer. 3/18

12:25 pm-2:24 pm

2 stops39h 59m

$1,078

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

mer. 4/15

7:24 pm-11:00 am

2 stops25h 36m

Incheon Intl

mer. 4/29

7:45 pm-6:40 am

2 stops24h 55m

$1,090

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

jeu. 4/2

12:30 am-12:50 pm

1 stop22h 20m

Seoul Gimpo Intl

ven. 4/10

1:50 pm-9:00 pm

1 stop21h 10m

$1,131

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

mar. 3/3

2:35 pm-1:20 pm

1 stop31h 45m

Busan Gimhae

sam. 3/14

7:40 am-1:55 pm

1 stop20h 15m

$1,142

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

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, October is the cheapest month in which you can book a flight from Chicago to South Korea (average of $202). Flying from Chicago to South Korea in July is currently the most expensive (average of $1,124). 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 janvier 8, 2026.

It’s typically best to fly out from Chicago to South Korea at noon. Doing so could potentially save you 51% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Chicago to South Korea?

Use this chart to determine the cheapest time to fly round-trip from Chicago to South Korea. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Chicago to South Korea flight should consider departing on Tuesday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 janvier 8, 2026.

The most flights from CHI 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 29% of weekly flights between Chicago and South Korea have experienced delays in the past year, with the average delay time being 243 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 janvier 8, 2026.
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
1,314 reviews

Crew

8.6

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
EVA Air
8.4
Very good
1,314 reviews
EVA Air
8.4
Very good
1,314 reviews

Crew

8.6

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Korean Air
8.4
Very good
1,188 reviews
EVA Air
8.4
Very good
1,314 reviews

Crew

8.6

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Delta
7.9
Good
8,025 reviews
EVA Air
8.4
Very good
1,314 reviews

Crew

8.6

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Cathay Pacific
7.6
Good
1,124 reviews
EVA Air
8.4
Very good
1,314 reviews

Crew

8.6

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Air Canada
7.1
Good
10,603 reviews
EVA Air
8.4
Very good
1,314 reviews

Crew

8.6

Comfort

8.3

Food

8.1

Overall

8.4

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

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 25h 20m. Airlines will cover a distance of 6614 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Chicago to South Korea one-way?

    The cheapest airlines for a one-way flight from Chicago to South Korea are United Airlines ($68), American Airlines ($94), and Southern / Mokulele ($99).

  • 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: Atlas Air (67%), Delta (59%), Korean Air( 50%).

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

    The cheapest flight price from Chicago to South Korea is $384. On average you can expect to pay $2,245. The most popular route, (Chicago O'Hare Intl - Incheon Intl), can usually be booked for $797.

  • 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, October is the cheapest month in which you can book a flight from Chicago to South Korea (average of $202). Flying from Chicago to South Korea in July is currently the most expensive (average of $1,124). 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 Chicago 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 Chicago to South Korea

Discover the top 9 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 janvier 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$194Average$1,890FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$287Average$1,704FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$639Average$911FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$869Average$1,093FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$927Average$1,440FlexibilityNo cancel feeOn-time71%
EVA AirCheapest$1,003Average$1,264FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$1,095Average$1,328FlexibilityNo cancel feeOn-time67%
FinnairCheapest$1,110Average$1,375FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,557Average$1,842FlexibilityNo cancel feeOn-time81%

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