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$315+ Cheap flights from Seoul (SEL) 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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — CHI
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from Seoul to Chicago are usually found in November or September, booked 87 days in advance, depart on a Monday or Friday and return on a Tuesday

Cheap flight deals from Seoul to Chicago

Cheapest flights from Seoul to Chicago
Explore the most affordable flight options available from Seoul to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This American Airlines deal was found by Cheapflights users on 12/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:15 pmICN - ORD
2 stops26h 59mAmerican Airlines
Wed 2/116:54 amORD - ICN
1 stop18h 51mAmerican Airlines
Deal found 12/16$578
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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.
Thu 12/258:35 pmICN - ORD
1 stop24h 54mMultiple Airlines
Thu 2/127:00 amORD - ICN
1 stop20h 35mMultiple Airlines
Deal found 12/16$584
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/226:00 pmICN - ORD
1 stop22h 09mUnited Airlines
Fri 2/136:25 amORD - ICN
1 stop18h 50mUnited Airlines
Deal found 12/16$608
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Thu 12/2512:45 pmICN - ORD
2 stops21h 10mUnited Airlines
Thu 2/126:25 amORD - ICN
1 stop18h 50mUnited Airlines
Deal found 12/16$620
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/2612:45 pmICN - ORD
2 stops22h 40mUnited Airlines
Sun 1/46:15 amORD - ICN
1 stop19h 00mUnited Airlines
Deal found 12/17$640
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Thu 12/256:00 pmICN - ORD
1 stop33h 25mUnited Airlines
Sat 1/39:40 pmORD - ICN
2 stops27h 35mUnited Airlines
Deal found 12/17$708
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:30 pmICN - MDW
1 stop30h 36mDelta
Sun 1/45:59 pmMDW - ICN
1 stop30h 31mDelta
Deal found 12/17$1,311
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:30 pmICN - MDW
1 stop30h 36mDelta
Sun 12/286:08 pmMDW - ICN
1 stop31h 42mDelta
Deal found 12/16$1,329
This Japan Airlines deal was found by Cheapflights users on 12/15. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/238:00 amGMP - ORD
2 stops18h 44mMultiple Airlines
Thu 2/125:40 pmORD - GMP
1 stop33h 40mMultiple Airlines
Deal found 12/15$1,371
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:30 pmICN - MDW
1 stop30h 36mDelta
Fri 1/26:08 pmMDW - ICN
1 stop31h 42mDelta
Deal found 12/17$1,377
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:30 pmICN - MDW
1 stop30h 36mDelta
Sat 1/35:59 pmMDW - ICN
1 stop30h 31mDelta
Deal found 12/17$1,379
This WhyPayMore deal was found by Cheapflights users on 12/15. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:25 pmGMP - ORD
1 stop33h 55mANA
Wed 1/74:25 pmORD - GMP
1 stop27h 55mANA
Deal found 12/15$1,397

Find flight deals from Seoul to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Chicago (CHI). 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$543
(YBTour)

One-way from

$315
(Kiwi.com)

Popular in

January

Cheapest in

November

Average price

$830

Good round-trip deal

$1,320 or less

Good one-way deal

$1,123 or less
Provider with most accurate pricing for Seoul (SEL)-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Chicago (CHI) flights.
Search Deals
From Seoul (SEL) to Chicago (CHI)
Search Deals
One-way flight from Seoul (SEL) to Chicago (CHI)
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($184 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($81 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Seoul (SEL) to Chicago (CHI).
Search Deals
Price to beat on a one-way flight from Seoul (SEL) to Chicago (CHI).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seoul 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 December 18, 2025.
Use the filters below to find and compare flights from Seoul to Chicago that are best for you.

Fly from

Seoul

Fly to

Chicago

Route

Depart

Return

Price

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Wed 2/4

12:45 pm-9:15 pm

2 stops23h 30m

Chicago O'Hare Intl

Sun 2/8

12:45 pm-4:15 pm

1 stop36h 30m

$605

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Mon 3/2

6:00 pm-9:36 pm

1 stop18h 36m

Chicago O'Hare Intl

Mon 3/16

11:15 am-4:40 am

2 stops27h 25m

$605

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Tue 2/17

12:45 pm-11:26 pm

1 stop25h 41m

Chicago O'Hare Intl

Fri 2/27

6:25 am-4:15 pm

1 stop18h 50m

$605

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Fri 2/20

12:45 pm-6:41 pm

1 stop20h 56m

Chicago O'Hare Intl

Tue 2/24

4:20 pm-5:40 am

1 stop22h 20m

$608

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Tue 2/17

6:00 pm-11:43 pm

2 stops20h 43m

Chicago O'Hare Intl

Thu 2/26

6:25 am-4:15 pm

1 stop18h 50m

$608

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Sat 2/21

12:45 pm-6:55 pm

2 stops21h 10m

Chicago O'Hare Intl

Fri 2/27

6:25 am-4:15 pm

1 stop18h 50m

$639

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Tue 2/3

12:45 pm-8:05 pm

1 stop22h 20m

Chicago O'Hare Intl

Sat 2/14

8:20 pm-4:15 pm

1 stop28h 55m

$640

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Fri 2/6

12:45 pm-9:15 pm

2 stops23h 30m

Chicago O'Hare Intl

Sat 3/28

9:15 pm-3:00 pm

1 stop27h 45m

$655

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Sun 2/1

6:00 pm-11:14 pm

1 stop20h 14m

Chicago O'Hare Intl

Sun 2/8

2:00 pm-5:40 am

2 stops24h 40m

$673

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Fri 1/30

8:35 pm-2:29 pm

2 stops32h 54m

Chicago O'Hare Intl

Fri 2/6

8:00 am-6:35 pm

1 stop19h 35m

$696

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 60 results
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Compare providers for flights from Seoul to Chicago

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 Seoul to Chicago in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 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 Seoul-Chicago flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seoul-Chicago flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seoul-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seoul-Chicago flights, Cheapflights users trust eDreams the most. eDreams 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 Seoul-Chicago 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 Seoul to Chicago

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

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

Use this chart to determine the optimal time to book a round-trip flight from Seoul to Chicago. Price data was last updated on December 12, 2025.

Booking 86 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seoul to Chicago. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Seoul to Chicago (average of $201). Flying from Seoul to Chicago in January is currently the most expensive (average of $1,091). 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 SEL to CHI?

Find hourly flight availability from Seoul 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 December 18, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 24% on flights from Seoul to Chicago by exploring options for tickets in the afternoon.

Weekly flight availability from Seoul to Chicago

Explore weekly flight availability from Seoul 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 December 18, 2025.

The most flights from SEL 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).

How much does it cost to fly round-trip from Seoul to Chicago?

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

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

Atlanta (ATL) – chosen by Cheapflights users on 50% of 1-stop itineraries from Seoul to Chicago on Cheapflights.

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

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

Seattle (SEA) is the most affordable 1-stop option, with an average round-trip price of $605.

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

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

Flights via Seattle (SEA) have the shortest average one-way travel time for 1-stop routes: 17h 24m.

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

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

Flights via Atlanta (ATL) offer the fastest connection on this route, with an average layover time of 4h 03m.

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 December 18, 2025.
Peruse reviews from past customers who have flown with Korean Air, Delta, and United Airlines from Seoul to Chicago 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.
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.7

Comfort

8.3

Entertainment

8.2

Food

8.1

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
1,186 reviews
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.7

Comfort

8.3

Entertainment

8.2

Food

8.1

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
7.9
Good
8,005 reviews
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.7

Comfort

8.3

Entertainment

8.2

Food

8.1

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!!
United Airlines
7.4
Good
9,091 reviews
Korean Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.7

Comfort

8.3

Entertainment

8.2

Food

8.1

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 Seoul 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 Seoul to Chicago?

    Departing from Seoul to Chicago will take you 23h 30m. Airlines will cover a distance of 6533 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on Alaska Airlines is currently your cheapest option to Chicago, with prices starting at $197. Additional round-trip tickets that might be worth considering are offered by Delta and Asiana Airlines, with the lowest prices starting at $229 and $558, respectively. Alaska Airlines is currently priced 83% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $476. However, be on the lookout for offers from Air Canada and Asiana Airlines, as they are both options that can get you from Seoul to Chicago for a low price.

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

    The most popular route from Seoul to Chicago is Incheon Intl - Chicago O'Hare Intl. You may also consider Seoul Gimpo Intl - Chicago O'Hare Intl or Incheon Intl - Chicago Midway.

  • What are the cheapest flights from Seoul to Chicago?

    While on average a flight from Seoul to Chicago is generally $1,225, our data shows the cheapest flight currently is $1,064. When looking at the most popular route, (Incheon Intl - Chicago O'Hare Intl), you can expect to pay $555 for that flight.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Seoul to Chicago (average of $201). Flying from Seoul to Chicago in January is currently the most expensive (average of $1,091). 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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Hammond
Porter
Benton Harbor

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Top 6 airlines flying from Seoul to Chicago

Discover the top 6 airlines that operate flights from Seoul 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$197Average$590FlexibilityNo cancel feeOn-time75%
DeltaCheapest$229Average$1,356FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$558Average$1,047FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$586Average$663FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$687Average$1,338FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$730Average$1,053FlexibilityNo cancel feeOn-time67%

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