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$397+ Cheap flights from Chicago (CHI) to Seoul (SEL)

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SEL
Aug 10 — Aug 171
Mon 8/10
Mon 8/17
1 adult, Economy
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Find cheap flights from Chicago to Seoul with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Chicago to Seoul are usually found in January or November, booked 62 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Chicago to Seoul

Cheapest flights from Chicago to Seoul
Explore the most affordable flight options available from Chicago to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:20 pm
ORD
-
ICN
2 stops33h 05m
Multiple Airlines
Mon 8/3110:05 pm
ICN
-
ORD
1 stop22h 12m
Multiple Airlines
Deal found 7/11$835
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:20 pm
ORD
-
ICN
2 stops33h 00m
Multiple Airlines
Mon 8/3110:05 pm
ICN
-
ORD
1 stop22h 12m
Multiple Airlines
Deal found 7/11$838
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:30 pm
ORD
-
ICN
1 stop35h 15m
Multiple Airlines
Wed 9/27:15 pm
ICN
-
ORD
2 stops37h 47m
Multiple Airlines
Deal found 7/11$847
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:30 pm
ORD
-
ICN
1 stop35h 15m
Multiple Airlines
Mon 9/147:15 pm
ICN
-
ORD
2 stops48h 27m
Multiple Airlines
Deal found 7/10$849
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:30 pm
ORD
-
ICN
1 stop35h 15m
Multiple Airlines
Sun 9/137:15 pm
ICN
-
ORD
2 stops48h 27m
Multiple Airlines
Deal found 7/10$850
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:30 pm
ORD
-
ICN
1 stop35h 15m
Multiple Airlines
Wed 9/167:15 pm
ICN
-
ORD
2 stops48h 27m
Multiple Airlines
Deal found 7/10$855
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:30 pm
ORD
-
ICN
1 stop35h 15m
Multiple Airlines
Wed 9/210:05 pm
ICN
-
ORD
1 stop21h 54m
Multiple Airlines
Deal found 7/10$856
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:30 pm
ORD
-
ICN
1 stop35h 15m
Multiple Airlines
Tue 9/11:00 pm
ICN
-
ORD
1 stop31h 17m
Multiple Airlines
Deal found 7/10$857
This Trip.com deal was found by Cheapflights users on 7/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:05 am
MDW
-
ICN
2 stops32h 25m
Multiple Airlines
Mon 8/311:00 pm
ICN
-
MDW
2 stops35h 55m
Multiple Airlines
Deal found 7/11$999
This Trip.com deal was found by Cheapflights users on 7/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:50 am
MDW
-
ICN
2 stops26h 35m
Multiple Airlines
Tue 9/89:00 pm
ICN
-
MDW
2 stops27h 58m
Multiple Airlines
Deal found 7/7$1,218
This Trip.com deal was found by Cheapflights users on 7/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:50 am
MDW
-
ICN
2 stops26h 15m
Multiple Airlines
Fri 8/289:00 pm
ICN
-
MDW
2 stops27h 50m
Multiple Airlines
Deal found 7/7$1,232
This SmartFares deal was found by Cheapflights users on 7/11. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/242:30 pm
ORD
-
GMP
1 stop16h 45m
Japan Airlines
Mon 8/3112:05 pm
GMP
-
ORD
1 stop36h 40m
Japan Airlines
Deal found 7/11$1,260

Find flight deals from Chicago to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Seoul (SEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$835
(Kiwi.com)

One-way from

$397
(SmartFares)

Popular in

December

Cheapest in

January

Average price

$1,676

Good round-trip deal

$990 or less

Good one-way deal

$583 or less
Provider with most accurate pricing for Chicago (CHI)-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Seoul (SEL) flights.
Search Deals
From Chicago (CHI) to Seoul (SEL)
Search Deals
One-way flight from Chicago (CHI) to Seoul (SEL)
Search Deals
High demand for flights, 5% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($64 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Chicago (CHI) to Seoul (SEL).
Search Deals
Price to beat on a one-way flight from Chicago (CHI) to Seoul (SEL).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Seoul 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 July 11, 2026.
Use the filters below to find and compare flights from Chicago to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Wed 10/28

9:15 pm-8:55 am

1 stop21h 40m

Incheon Intl

Wed 12/2

12:05 am-10:00 am

1 stop24h 55m

$1,010

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Tue 10/13

11:25 am-5:40 pm

1 stop40h 15m

Incheon Intl

Mon 10/26

12:05 am-11:00 am

1 stop24h 55m

$1,326

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 8/24

2:30 pm-9:15 pm

1 stop16h 45m

Seoul Gimpo Intl

Mon 8/31

7:15 pm-10:45 am

1 stop29h 30m

$1,355

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Mon 8/31

8:17 pm-5:30 pm

2 stops55h 13m

Incheon Intl

Thu 9/10

7:35 pm-1:22 pm

2 stops31h 47m

$1,399

ChicagoIncheon

MDW - ICN

MDWICN

Chicago Midway

Tue 8/25

9:00 pm-11:30 am

2 stops24h 30m

Incheon Intl

Tue 9/1

12:45 pm-5:05 am

2 stops30h 20m

$1,420

ChicagoIncheon

MDW - ICN

MDWICN

Chicago Midway

Sun 8/30

8:45 pm-11:30 am

2 stops24h 45m

Incheon Intl

Sun 9/6

12:45 pm-11:15 pm

2 stops24h 30m

$1,442

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Sat 8/15

5:59 pm-5:30 pm

2 stops33h 31m

Incheon Intl

Sat 8/29

7:35 pm-1:22 pm

2 stops31h 47m

$1,449

ChicagoIncheon

MDW - ICN

MDWICN

Chicago Midway

Sat 8/22

8:45 pm-11:30 am

2 stops24h 45m

Incheon Intl

Wed 9/9

8:05 pm-5:50 am

2 stops23h 45m

$1,450

ChicagoIncheon

MDW - ICN

MDWICN

Chicago Midway

Mon 8/10

8:45 pm-11:00 am

2 stops24h 15m

Incheon Intl

Wed 8/26

7:45 pm-5:05 am

2 stops23h 20m

$1,455

ChicagoIncheon

MDW - ICN

MDWICN

Chicago Midway

Mon 9/28

8:45 pm-11:00 am

2 stops24h 15m

Incheon Intl

Thu 10/8

7:45 pm-6:05 am

2 stops24h 20m

$1,455

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/11

Showing 1-10 of 60 resultsSorted by cheapest first
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Compare providers for flights from Chicago to Seoul

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Seoul in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Seoul flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Seoul flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul 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 Seoul

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

Currently, March is the cheapest month in which you can book a flight from Chicago to Seoul (average of $130). Flying from Chicago to Seoul in November is currently the most expensive (average of $639). 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 SEL?

Find hourly flight availability from Chicago to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 11, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago to Seoul as you normally would.

Weekly flight availability from Chicago to Seoul

Explore weekly flight availability from Chicago to Seoul. 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 July 11, 2026.

The most flights from CHI to SEL 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 much does it cost to fly round-trip from Chicago to Seoul?

What’s the top layover airport for flights from Chicago to Seoul?

Share of 1-stop round-trip flights from Chicago to Seoul chosen by Cheapflights users in the past 12 months, using the same layover each way.

Taipei City (TPE) – chosen by Cheapflights users on 33% of 1-stop itineraries from Chicago to Seoul on Cheapflights.

What’s the cheapest layover airport for flights from Chicago to Seoul?

Average round-trip fare for 1-stop flights from Chicago to Seoul, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Hong Kong (HKG) is the most affordable 1-stop option, with an average round-trip price of $784.

What’s the fastest layover option from Chicago to Seoul?

Shortest average travel time for 1-stop one-way flights from Chicago to Seoul, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 18h 31m.

Which airport typically offers the quickest layover for flights from Chicago to Seoul?

Average layover duration for 1-stop one-way flights from Chicago to Seoul, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Dallas (DFW) offer the fastest connection on this route, with an average layover time of 1h 48m.

How far ahead should I book a flight from Chicago to Seoul?

The price you pay for your flight from Chicago to Seoul may vary depending on when you book. For the best chance of a lower fare, look to book 22 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated July 11, 2026.
See what other customers who have flown with EVA Air,Korean Air, andDelta from Chicago to Seoul have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very good
1,498 reviews

Crew

8.7

Boarding

8.4

Overall

8.5

Comfort

8.3

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
EVA Air
8.5
Very good
1,498 reviews
EVA Air
8.5
Very good
1,498 reviews

Crew

8.7

Boarding

8.4

Overall

8.5

Comfort

8.3

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
Korean Air
8.4
Very good
1,221 reviews
EVA Air
8.5
Very good
1,498 reviews

Crew

8.7

Boarding

8.4

Overall

8.5

Comfort

8.3

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
Delta
7.8
Good
8,459 reviews
EVA Air
8.5
Very good
1,498 reviews

Crew

8.7

Boarding

8.4

Overall

8.5

Comfort

8.3

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
Cathay Pacific
7.6
Good
1,403 reviews
EVA Air
8.5
Very good
1,498 reviews

Crew

8.7

Boarding

8.4

Overall

8.5

Comfort

8.3

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
United Airlines
7.4
Good
9,980 reviews
EVA Air
8.5
Very good
1,498 reviews

Crew

8.7

Boarding

8.4

Overall

8.5

Comfort

8.3

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!

Related info for your journey

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

    Departing from Chicago to Seoul will take you 16h 45m. Chicago and Seoul are separated by a distance of 6517 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Chicago to Seoul round-trip?

    Delta, at $194, was found to be the cheapest airline from Chicago to Seoul.Alternate airlines to your destination round-trip include Cathay Pacific and Turkish Airlines. Delta is currently priced 85% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $395. American Airlines flights start at $468 while deals on EVA Air start at $543 one-way.

  • What are the most popular routes from Chicago to Seoul?

    Most travelers choose Chicago O'Hare Intl - Incheon Intl, Chicago O'Hare Intl - Seoul Gimpo Intl or Chicago Midway - Incheon Intl when deciding on the best route from Chicago to Seoul.

  • What are the most reliable airlines from Chicago to Seoul?

    Before booking your flight to Seoul from Chicago, check out the most reliable airlines to get you to your destination on time: Delta (78%), Korean Air (66%), Atlas Air( 24%).

  • What are the cheapest flights from Chicago to Seoul?

    On average you can expect to pay $2,550 for a flight from Chicago to Seoul. The cheapest flight overall is $474 while the most popular route, (Chicago O'Hare Intl - Incheon Intl) is currently priced at $856.

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

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

  • How can I find direct flights from Chicago to Seoul?

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

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

    Yes. Cheapflights offers flight deals from Chicago to Seoul 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 Seoul?

    Currently, March is the cheapest month in which you can book a flight from Chicago to Seoul (average of $130). Flying from Chicago to Seoul in November is currently the most expensive (average of $639). 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 Seoul

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Incheon Intl flights
St. Louis to Incheon Intl flights

Top 10 airlines flying from Chicago to Seoul

Discover the top 10 airlines that operate flights from Chicago to Seoul. 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 July 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$194Average$1,818FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$639Average$930FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$845Average$1,119FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$916Average$1,319FlexibilityNo cancel feeOn-time71%
Japan AirlinesCheapest$931Average$1,443FlexibilityNo cancel feeOn-time79%
EVA AirCheapest$947Average$1,233FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$1,088Average$1,476FlexibilityNo cancel feeOn-time67%
Asiana AirlinesCheapest$1,148Average$1,728FlexibilityNo cancel feeOn-time76%
FinnairCheapest$1,174Average$1,356FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$1,191Average$1,476FlexibilityNo cancel feeOn-time69%

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