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$404+ 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ICN
Jun 19 — Jun 261
Do 6/19
Do 6/26
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 Juni 14, 2025.

Round-trip from

$1,124
(oojo)

One-way from

$404
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,592

Good round-trip deal

$823 or less

Good one-way deal

$449 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. 5% potential increase in price ($87 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in June 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 Juni 14, 2025.

This oojo deal was found by Cheapflights users on 6/11. 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.
Mo 10/1312:30 amORD - GMP
1 stop28h 45mEVA Air
Di 10/287:00 pmGMP - ORD
1 stop39h 35mEVA Air
Deal found 6/11$1,119
This oojo deal was found by Cheapflights users on 6/10. 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.
Di 10/211:05 amORD - GMP
1 stop19h 40mJapan Airlines
Mi 10/297:50 amGMP - ORD
1 stop14h 35mJapan Airlines
Deal found 6/10$1,131
This Gotogate deal was found by Cheapflights users on 6/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 9/1812:10 pmORD - GMP
1 stop19h 40mMultiple Airlines
Sa 9/271:50 pmGMP - ORD
1 stop20h 55mMultiple Airlines
Deal found 6/13$1,250
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Mi 7/96:40 amORD - PUS
2 stops25h 30mMultiple Airlines
Mi 7/167:45 amPUS - ORD
3 stops36h 18mMultiple Airlines
Deal found 6/11$1,281
This Air Canada deal was found by Cheapflights users on 6/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 7/159:14 pmORD - ICN
2 stops28h 51mAir Canada
Sa 7/197:05 pmICN - ORD
2 stops26h 54mAir Canada
Deal found 6/13$1,293
This Kiwi.com deal was found by Cheapflights users on 6/13. 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.
Mi 7/93:18 pmORD - ICN
2 stops23h 32mMultiple Airlines
Fr 7/1810:05 pmICN - ORD
1 stop21h 20mMultiple Airlines
Deal found 6/13$1,294
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
So 10/56:00 amORD - ICN
1 stop22h 35mAlaska Airlines
Fr 10/108:35 pmICN - ORD
1 stop23h 46mAlaska Airlines
Deal found 6/11$1,300
This oojo deal was found by Cheapflights users on 6/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
So 8/3112:30 amORD - ICN
1 stop20h 30mEVA Air
So 9/147:45 pmICN - ORD
2 stops48h 25mEVA Air
Deal found 6/13$1,301
This Justfly.com deal was found by Cheapflights users on 6/11. 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.
Mi 8/611:45 pmORD - ICN
1 stop27h 55mTurkish Airlines
Mo 8/1810:20 amICN - ORD
1 stop25h 40mTurkish Airlines
Deal found 6/11$1,318
This Orbitz deal was found by Cheapflights users on 6/12. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 10/204:00 pmORD - TAE
2 stops38h 35mMultiple Airlines
So 10/267:40 amTAE - ORD
2 stops44h 20mMultiple Airlines
Deal found 6/12$1,324
This WestJet deal was found by Cheapflights users on 6/12. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 7/105:30 pmORD - ICN
1 stop35h 15mWestJet
Di 7/158:45 pmICN - ORD
2 stops29h 54mWestJet
Deal found 6/12$1,348
This Cathay Pacific deal was found by Cheapflights users on 6/11. 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.
Sa 10/114:00 pmORD - ICN
1 stop39h 10mCathay Pacific
So 10/191:40 pmICN - ORD
1 stop38h 45mCathay Pacific
Deal found 6/11$1,354

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 Juni 14, 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

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

So 8/31

12:30 am-6:10 pm

1 stop27h 40m

Seoul Gimpo Intl

Sa 9/27

1:50 pm-8:45 pm

1 stop20h 55m

$1,124

ChicagoBusan

ORD - PUS

ORDPUS

Chicago O'Hare Intl

Mi 7/9

6:40 am-10:10 pm

2 stops25h 30m

Busan Gimhae

Mi 7/16

7:45 am-6:03 am

3 stops36h 18m

$1,281

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Di 7/15

9:14 pm-4:05 pm

2 stops28h 51m

Incheon Intl

Sa 7/19

7:05 pm-7:59 am

2 stops26h 54m

$1,293

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Mi 7/9

3:18 pm-4:05 pm

3 stops34h 47m

Incheon Intl

Di 7/15

9:25 am-2:13 pm

3 stops42h 48m

$1,294

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

So 8/31

12:30 am-11:00 am

1 stop20h 30m

Incheon Intl

So 9/14

7:45 pm-6:10 am

2 stops48h 25m

$1,301

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Mi 8/6

11:45 pm-5:40 pm

1 stop27h 55m

Incheon Intl

Mo 8/18

10:20 am-10:00 pm

1 stop25h 40m

$1,318

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Do 7/10

5:30 pm-6:45 pm

1 stop35h 15m

Incheon Intl

Di 7/15

8:45 pm-12:39 pm

2 stops29h 54m

$1,348

ChicagoJeju City

ORD - CJU

ORDCJU

Chicago O'Hare Intl

So 7/13

6:40 am-7:30 am

3 stops34h 50m

Jeju City

So 7/20

7:55 am-4:57 pm

3 stops47h 02m

$1,378

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Di 7/8

4:00 pm-9:10 pm

1 stop39h 10m

Incheon Intl

Di 7/22

10:10 am-2:25 pm

1 stop42h 15m

$1,399

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

So 8/17

1:30 am-10:45 am

1 stop19h 15m

Seoul Gimpo Intl

Mi 8/27

7:55 am-9:15 am

1 stop15h 20m

$1,399

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 58 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 $1,000). 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 Juni 14, 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 Juni 14, 2025.

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).

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 Juni 14, 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
1,204 reviews

Entertainment

8.0

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Crew

8.6

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
1,204 reviews
EVA Air
8.4
Very good
1,204 reviews

Entertainment

8.0

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Crew

8.6

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
1,091 reviews
EVA Air
8.4
Very good
1,204 reviews

Entertainment

8.0

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Crew

8.6

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
Japan Airlines
8.3
Very good
1,490 reviews
EVA Air
8.4
Very good
1,204 reviews

Entertainment

8.0

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Crew

8.6

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
China Airlines
8.3
Very good
738 reviews
EVA Air
8.4
Very good
1,204 reviews

Entertainment

8.0

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Crew

8.6

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
ANA
8.3
Very good
882 reviews
EVA Air
8.4
Very good
1,204 reviews

Entertainment

8.0

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Crew

8.6

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.

  • 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 WestJet ($404), Turkish Airlines ($519), and Air Canada ($548).

  • 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 (78%), Korean Air (72%), Atlas Air( 23%).

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

    The cheapest flight price from Chicago to South Korea is $417. On average you can expect to pay $2,407. The most popular route, (Chicago O'Hare Intl - Incheon Intl), can usually be booked for $866.

  • 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 $1,000). 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 Juni 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$660Average$1,016FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$805Average$937FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$848Average$1,064FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$891Average$1,319FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$906Average$971FlexibilityNo cancel feeOn-time71%
EVA AirCheapest$1,079Average$1,293FlexibilityNo cancel feeOn-time74%
FinnairCheapest$1,110Average$1,503FlexibilityNo cancel feeOn-time76%
Asiana AirlinesCheapest$1,271Average$1,405FlexibilityNo cancel feeOn-time76%
DeltaCheapest$1,271Average$1,873FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,514Average$2,069FlexibilityNo cancel feeOn-time81%

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