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$423+ 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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ICN
mai 4 — mai 111
dim. 5/4
dim. 5/11
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 avril 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,120
(Ovago)

One-way from

$424
(WhyPayMore)

Popular in

December

Cheapest in

January

Average price

$1,331

Good round-trip deal

$879 or less

Good one-way deal

$531 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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Highest demand for flights based on searches. 6% potential increase in price ($96 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in April 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 avril 29, 2025.

This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/91:30 amORD - PUS
2 stops29h 40mMultiple Airlines
mar. 6/1712:35 pmPUS - ORD
2 stops34h 40mMultiple Airlines
Deal found 4/29$1,105
This Ovago deal was found by Cheapflights users on 4/28. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 8/2412:30 amORD - GMP
1 stop27h 40mEVA Air
ven. 12/191:50 pmGMP - ORD
1 stop20h 45mEVA Air
Deal found 4/28$1,120
This Gurufare deal was found by Cheapflights users on 4/28. 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.
ven. 5/24:00 pmORD - ICN
1 stop30h 40mCathay Pacific
ven. 5/98:05 pmICN - ORD
1 stop32h 20mCathay Pacific
Deal found 4/28$1,146
This Ovago deal was found by Cheapflights users on 4/28. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 9/1212:30 amORD - ICN
1 stop20h 30mEVA Air
dim. 9/2812:00 pmICN - ORD
1 stop22h 45mEVA Air
Deal found 4/28$1,158
This Turkish Airlines deal was found by Cheapflights users on 4/28. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 9/197:50 pmORD - ICN
1 stop31h 50mTurkish Airlines
mer. 10/811:20 pmICN - ORD
1 stop24h 20mTurkish Airlines
Deal found 4/28$1,160
This Trip.com deal was found by Cheapflights users on 4/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/2812:30 amORD - ICN
1 stop20h 30mMultiple Airlines
ven. 5/3010:05 pmICN - ORD
2 stops27h 45mMultiple Airlines
Deal found 4/28$1,161
This Air Canada deal was found by Cheapflights users on 4/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/98:08 pmORD - ICN
2 stops29h 57mAir Canada
mer. 9/247:05 pmICN - ORD
2 stops26h 56mAir Canada
Deal found 4/29$1,258
This Gurufare deal was found by Cheapflights users on 4/29. 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.
jeu. 8/285:06 pmORD - ICN
2 stops28h 14mFinnair
dim. 9/79:50 pmICN - ORD
2 stops45h 28mFinnair
Deal found 4/29$1,273
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 4/3012:30 amORD - GMP
1 stop22h 20mMultiple Airlines
jeu. 5/292:25 pmGMP - ORD
3 stops34h 30mMultiple Airlines
Deal found 4/29$1,289
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 10/154:00 pmORD - CJU
1 stop24h 20mCathay Pacific
mer. 10/227:55 amCJU - ORD
1 stop20h 30mCathay Pacific
Deal found 4/29$1,317
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/298:36 pmMDW - ICN
2 stops29h 09mMultiple Airlines
jeu. 6/512:45 pmICN - MDW
2 stops47h 33mMultiple Airlines
Deal found 4/29$1,521
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/89:20 amMDW - ICN
2 stops19h 25mWestJet
jeu. 9/188:45 pmICN - MDW
2 stops27h 06mWestJet
Deal found 4/29$1,556

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 avril 29, 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

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

lun. 6/9

1:30 am-9:10 pm

2 stops29h 40m

Busan Gimhae

mar. 6/17

12:35 pm-9:15 am

2 stops34h 40m

$1,105

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

dim. 8/24

12:30 am-6:10 pm

1 stop27h 40m

Seoul Gimpo Intl

ven. 12/19

1:50 pm-7:35 pm

1 stop20h 45m

$1,120

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

ven. 9/12

12:30 am-11:00 am

1 stop20h 30m

Incheon Intl

dim. 9/28

12:00 pm-8:45 pm

1 stop22h 45m

$1,158

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

ven. 9/19

7:50 pm-5:40 pm

1 stop31h 50m

Incheon Intl

mer. 10/8

11:20 pm-9:40 am

1 stop24h 20m

$1,160

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

lun. 7/7

4:00 pm-12:40 pm

1 stop30h 40m

Incheon Intl

jeu. 7/17

8:05 pm-2:25 pm

1 stop32h 20m

$1,162

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

dim. 5/25

7:59 pm-5:05 pm

2 stops55h 06m

Incheon Intl

lun. 6/2

10:05 pm-6:42 am

1 stop22h 37m

$1,166

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

mar. 9/9

8:08 pm-4:05 pm

2 stops29h 57m

Incheon Intl

mer. 9/24

7:05 pm-8:01 am

2 stops26h 56m

$1,258

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

jeu. 8/28

5:06 pm-11:20 am

2 stops28h 14m

Incheon Intl

dim. 9/7

9:50 pm-5:18 am

2 stops45h 28m

$1,273

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

mer. 10/15

4:00 pm-6:20 am

1 stop24h 20m

Jeju City

mer. 10/22

7:55 am-2:25 pm

1 stop20h 30m

$1,317

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

mer. 9/17

1:35 pm-3:35 pm

3 stops36h 00m

Incheon Intl

mar. 9/23

4:45 pm-8:54 pm

3 stops42h 09m

$1,355

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 59 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 $1,001). 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 avril 29, 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 avril 29, 2025.

The most flights from CHI to KR0 are scheduled on a Monday (2 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in South Korea by month

Plan your trip to South Korea by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Korea ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit South Korea when rainfall is around 0.8 in.

Temperature in South Korea by month

Plan your trip to South Korea by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Korea, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

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 avril 29, 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air and Japan Airlines 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
1,186 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,186 reviews
EVA Air
8.4
Very good
1,186 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Korean Air
8.4
Very good
1,066 reviews
EVA Air
8.4
Very good
1,186 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Japan Airlines
8.3
Very good
1,459 reviews
EVA Air
8.4
Very good
1,186 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
China Airlines
8.3
Very good
732 reviews
EVA Air
8.4
Very good
1,186 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
ANA
8.3
Very good
852 reviews
EVA Air
8.4
Very good
1,186 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

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.

  • 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 Cathay Pacific ($424), Turkish Airlines ($503), and EVA Air ($641).

  • 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 (86%), Korean Air (76%), Atlas Air( 11%).

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

    The cheapest flight price from Chicago to South Korea is $447. On average you can expect to pay $2,020. The most popular route, (Chicago O'Hare Intl - Incheon Intl), can usually be booked for $821.

  • 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 $1,001). 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

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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 avril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$660Average$1,020FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$805Average$940FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$848Average$1,068FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$891Average$1,318FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$906Average$971FlexibilityNo cancel feeOn-time71%
EVA AirCheapest$1,059Average$1,250FlexibilityNo cancel feeOn-time74%
FinnairCheapest$1,110Average$1,503FlexibilityNo cancel feeOn-time76%
DeltaCheapest$1,156Average$1,850FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$1,271Average$1,595FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,519Average$2,055FlexibilityNo cancel feeOn-time81%

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