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$402+ Cheap flights from Incheon Intl (ICN) 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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — CHI
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheapflights Tip: The best prices from Incheon Intl to Chicago are usually found in December or October, booked 71 days in advance, depart on a Monday or Friday and return on a Tuesday

Cheap flight deals from Incheon Intl to Chicago

Cheapest flights from Incheon Intl to Chicago
Explore the most affordable flight options available from Incheon Intl to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

This American Airlines deal was found by Cheapflights users on 12/22. 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
1 stop30h 39mAmerican Airlines
Wed 12/315:15 amORD - ICN
1 stop20h 30mAmerican Airlines
Deal found 12/22$564
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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.
Fri 12/268:35 pmICN - ORD
1 stop18h 24mMultiple Airlines
Fri 1/93:35 pmORD - ICN
1 stop36h 00mMultiple Airlines
Deal found 12/22$576
This American Airlines deal was found by Cheapflights users on 12/21. 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 28mAmerican Airlines
Wed 2/116:54 amORD - ICN
1 stop18h 51mAmerican Airlines
Deal found 12/21$577
This United Airlines deal was found by Cheapflights users on 12/22. 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 stop34h 26mUnited Airlines
Wed 12/319:23 pmORD - ICN
2 stops27h 52mUnited Airlines
Deal found 12/22$606
This United Airlines deal was found by Cheapflights users on 12/22. 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 stop20h 14mUnited Airlines
Thu 2/126:25 amORD - ICN
1 stop18h 50mUnited Airlines
Deal found 12/22$614
This United Airlines deal was found by Cheapflights users on 12/21. 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 stop32h 25mUnited Airlines
Fri 2/136:17 pmORD - ICN
1 stop30h 58mUnited Airlines
Deal found 12/21$640
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Tue 12/236:00 pmICN - ORD
1 stop22h 09mUnited Airlines
Fri 2/66:29 pmORD - ICN
1 stop20h 11mUnited Airlines
Deal found 12/22$745
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Tue 12/236:00 pmICN - ORD
1 stop22h 09mUnited Airlines
Thu 2/126:25 amORD - ICN
1 stop18h 50mUnited Airlines
Deal found 12/22$754
This United Airlines deal was found by Cheapflights users on 12/23. 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
Fri 1/26:15 amORD - ICN
1 stop32h 25mUnited Airlines
Deal found 12/23$774
This Delta deal was found by Cheapflights users on 12/22. 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.
Wed 12/247:30 pmICN - MDW
1 stop30h 36mDelta
Wed 12/315:59 pmMDW - ICN
1 stop30h 31mDelta
Deal found 12/22$1,310
This Delta deal was found by Cheapflights users on 12/22. 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 12/228:05 pmICN - MDW
2 stops28h 00mDelta
Sun 12/286:08 pmMDW - ICN
1 stop31h 42mDelta
Deal found 12/22$1,324
This Delta deal was found by Cheapflights users on 12/21. 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 2/67:16 pmMDW - ICN
1 stop29h 14mDelta
Deal found 12/21$1,361

Find flight deals from Incheon Intl to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) 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 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$549
(Kiwi.com)

One-way from

$402
(Kiwi.com)

Popular in

August

Cheapest in

December

Average price

$753

Good round-trip deal

$1,320 or less

Good one-way deal

$1,123 or less
Provider with most accurate pricing for Incheon Intl-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Incheon Intl-Chicago (CHI) flights.
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From Incheon Intl to Chicago (CHI)
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One-way flight from Incheon Intl to Chicago (CHI)
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Highest demand for flights based on searches. 16% potential increase in price ($251 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($57 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 Incheon Intl to Chicago (CHI).
Search Deals
Price to beat on a one-way flight from Incheon Intl to Chicago (CHI).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl 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 23, 2025.
Use the filters below to find and compare flights from Incheon Intl Airport to Chicago that are best for you.

Fly from

Incheon Intl

Fly to

Chicago

Route

Depart

Return

Price

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Wed 2/4

12:45 pm-9:44 am

2 stops35h 59m

Chicago O'Hare Intl

Sun 2/8

7:58 pm-4:15 pm

1 stop29h 17m

$604

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Wed 2/4

12:45 pm-10:58 pm

2 stops25h 13m

Chicago O'Hare Intl

Wed 2/11

9:02 am-5:40 am

2 stops29h 38m

$606

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Tue 2/3

12:45 pm-11:59 pm

2 stops26h 14m

Chicago O'Hare Intl

Sat 2/14

8:20 pm-4:15 pm

1 stop28h 55m

$640

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Fri 1/30

6:00 pm-8:05 pm

1 stop17h 05m

Chicago O'Hare Intl

Sat 2/7

12:45 pm-5:40 am

2 stops25h 55m

$640

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Mon 2/2

6:00 pm-11:59 pm

2 stops20h 59m

Chicago O'Hare Intl

Fri 2/13

6:17 pm-4:15 pm

1 stop30h 58m

$640

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Sat 2/7

6:00 pm-9:15 pm

2 stops18h 15m

Chicago O'Hare Intl

Tue 2/17

2:35 pm-5:40 am

1 stop24h 05m

$640

IncheonChicago

ICN - ORD

ICNORD

Incheon Intl

Mon 5/11

11:30 am-6:19 am

1 stop32h 49m

Chicago O'Hare Intl

Tue 10/13

7:35 pm-3:20 pm

2 stops29h 45m

$674

IncheonChicago

ICN - MDW

ICNMDW

Incheon Intl

Fri 5/15

2:30 pm-9:45 pm

2 stops21h 15m

Chicago Midway

Mon 5/18

1:05 pm-5:00 am

2 stops25h 55m

$1,171

IncheonChicago

ICN - MDW

ICNMDW

Incheon Intl

Tue 5/12

2:30 pm-9:45 pm

2 stops21h 15m

Chicago Midway

Tue 5/19

1:05 pm-5:00 am

2 stops25h 55m

$1,171

IncheonChicago

ICN - MDW

ICNMDW

Incheon Intl

Wed 5/13

7:00 pm-8:42 am

2 stops27h 42m

Chicago Midway

Mon 5/18

1:05 pm-5:00 am

2 stops25h 55m

$1,171

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 36 results
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Compare providers for flights from Incheon Intl 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 Incheon Intl to Chicago in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 Incheon Intl Airport-Chicago flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Incheon Intl Airport-Chicago flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Incheon Intl Airport-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Incheon Intl Airport-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 Incheon Intl Airport-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 Incheon Intl to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Incheon Intl 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 Incheon Intl Airport to Chicago

How far ahead should I book a flight from Incheon Intl Airport to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Incheon Intl to Chicago. Price data was last updated on December 19, 2025.

The price you pay for your flight from Incheon Intl Airport to Chicago may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Incheon Intl Airport to Chicago?

Currently, August is the cheapest month in which you can book a flight from Incheon Intl Airport to Chicago (average of $201). Flying from Incheon Intl Airport 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 ICN to CHI?

Find hourly flight availability from Incheon Intl 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 23, 2025.

It’s optimal to fly from Incheon Intl Airport to Chicago in the afternoon. By choosing this option you can save up to 31% on the cost of your flight, compared to a flight in the evening.

Weekly flight availability from Incheon Intl Airport to Chicago

Explore weekly flight availability from Incheon Intl 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 23, 2025.

The most flights from ICN 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 often are flights from Incheon to Chicago delayed?

About 16% of weekly flights between Incheon and Chicago have experienced delays in the past year, with the average delay time being 113 minutes.

What is the most punctual flight time for Incheon to Chicago flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Incheon to Chicago flights?

Over the last year, Korean Air have had the lowest number of delays on this route, with just 16% of flights being delayed.

The best insider tips for Incheon Intl Airport to Chicago flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Incheon Intl Airport to Chicago trip
Airports
ICN

Plan for extra time at security as lines can be long, especially without fast track options for premium passengers.

Read more about ICNBy Gabriel Leigh
ORD

Expect long walks to immigration in Terminal 5 after international flights, with no moving walkways available.

Read more about ORDBy Ramsey Qubein
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on ORD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Gabriel Leigh

Gabriel Leigh

Expert on ICN

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more

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 23, 2025.
Get a feel of what it's like to fly with Korean Air, Delta, and United Airlines from Incheon Intl Airport to Chicago by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,185 reviews

Comfort

8.3

Overall

8.4

Boarding

8.5

Entertainment

8.2

Crew

8.7

Food

8.1

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
1,185 reviews
Korean Air
8.4
Very good
1,185 reviews

Comfort

8.3

Overall

8.4

Boarding

8.5

Entertainment

8.2

Crew

8.7

Food

8.1

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
8,013 reviews
Korean Air
8.4
Very good
1,185 reviews

Comfort

8.3

Overall

8.4

Boarding

8.5

Entertainment

8.2

Crew

8.7

Food

8.1

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
9,106 reviews
Korean Air
8.4
Very good
1,185 reviews

Comfort

8.3

Overall

8.4

Boarding

8.5

Entertainment

8.2

Crew

8.7

Food

8.1

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 Incheon Intl 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 Incheon Intl Airport to Chicago?

    For as low as $1,171, United Airlines can have you in Chicago from Incheon Intl Airport in 21h 15m. The distance from Incheon Intl Airport to Chicago is about 6548 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Incheon Intl Airport 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. You may be able to fly from Incheon Intl Airport to Chicago for 84% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Incheon Intl Airport 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 Incheon Intl Airport to Chicago for a low price.

  • What are the cheapest flights from Incheon Intl Airport to Chicago?

    While on average a flight from Incheon Intl Airport to Chicago is generally $1,740, 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 $567 for that flight.

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

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

  • How can I find direct flights from Incheon Intl to Chicago?

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

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

    Yes. Cheapflights offers flight deals from Incheon Intl 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 Incheon Intl Airport to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Incheon Intl Airport to Chicago (average of $201). Flying from Incheon Intl Airport 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

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Top 6 airlines flying from Incheon Intl to Chicago

Discover the top 6 airlines that operate flights from Incheon Intl 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 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$197Average$590FlexibilityNo cancel feeOn-time75%
DeltaCheapest$229Average$1,356FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$558Average$1,137FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$586Average$663FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$687Average$1,326FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$730Average$1,062FlexibilityNo cancel feeOn-time67%

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