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$451+ 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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SEL
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Seoul are usually found in January or October, booked 5 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap 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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,106
(Turkish Airlines)

One-way from

$451
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,186

Good round-trip deal

$961 or less

Good one-way deal

$543 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 Seoul (SEL)
Search Deals
One-way flight from Chicago (CHI) to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($69 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
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).
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Find 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 March 28, 2025.

This Turkish Airlines deal was found by Cheapflights users on 3/27. 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.
Tue 4/2911:25 amORD - ICN
1 stop40h 15mTurkish Airlines
Sat 5/1010:20 amICN - ORD
1 stop37h 20mTurkish Airlines
Deal found 3/27$1,106
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 5/296:46 pmORD - ICN
2 stops33h 59mMultiple Airlines
Fri 6/610:00 pmICN - ORD
1 stop22h 42mMultiple Airlines
Deal found 3/26$1,110
This Gurufare deal was found by Cheapflights users on 3/26. 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.
Wed 9/1012:30 amORD - ICN
1 stop20h 30mEVA Air
Tue 9/1612:00 pmICN - ORD
1 stop22h 45mEVA Air
Deal found 3/26$1,111
This Cathay Pacific deal was found by Cheapflights users on 3/27. 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.
Wed 4/304:00 pmORD - ICN
1 stop30h 40mCathay Pacific
Tue 5/138:05 pmICN - ORD
1 stop32h 20mCathay Pacific
Deal found 3/27$1,114
This Justfly.com deal was found by Cheapflights users on 3/27. 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.
Mon 9/1512:30 amORD - GMP
1 stop28h 45mEVA Air
Tue 9/237:15 pmGMP - ORD
1 stop39h 30mEVA Air
Deal found 3/27$1,120
This CheapTickets.ch deal was found by Cheapflights users on 3/26. 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 CheapTickets.ch is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/116:15 amMDW - ICN
2 stops24h 15mMultiple Airlines
Sun 5/186:20 pmICN - MDW
2 stops38h 48mMultiple Airlines
Deal found 3/26$1,203
This LOT deal was found by Cheapflights users on 3/27. 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/99:55 pmORD - ICN
1 stop42h 15mLOT
Tue 1/2012:35 pmICN - ORD
1 stop46h 25mLOT
Deal found 3/27$1,259
This Priceline deal was found by Cheapflights users on 3/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/18:45 amORD - GMP
2 stops38h 20mMultiple Airlines
Mon 4/77:55 amGMP - ORD
2 stops30h 04mMultiple Airlines
Deal found 3/27$1,307
This WestJet deal was found by Cheapflights users on 3/27. 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.
Sat 4/199:52 amMDW - ICN
2 stops42h 53mWestJet
Tue 4/298:45 pmICN - MDW
2 stops39h 37mWestJet
Deal found 3/27$1,541
This Flightnetwork deal was found by Cheapflights users on 3/27. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2411:50 amORD - GMP
1 stop20h 30mANA
Wed 5/712:40 pmGMP - ORD
1 stop34h 00mANA
Deal found 3/27$1,599
This Air China deal was found by Cheapflights users on 3/27. 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 China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2512:50 pmORD - GMP
2 stops35h 20mAir China
Mon 5/122:25 pmGMP - ORD
2 stops28h 39mAir China
Deal found 3/27$1,662
This ScholarTrip deal was found by Cheapflights users on 3/27. 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 ScholarTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/169:30 amMDW - ICN
1 stop16h 55mKorean Air
Tue 9/2310:15 amICN - MDW
1 stop16h 15mKorean Air
Deal found 3/27$1,779

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 March 28, 2025.
Use the filters below to find and compare flights from Chicago to Seoul that are best for you.

Fly from

Chicago

Fly to

Seoul

Route

Depart

Return

Price

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Tue 4/29

11:25 am-5:40 pm

1 stop40h 15m

Incheon Intl

Sat 5/10

10:20 am-9:40 am

1 stop37h 20m

$1,106

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Thu 5/29

6:46 pm-6:45 pm

2 stops33h 59m

Incheon Intl

Fri 6/6

10:00 pm-6:42 am

1 stop22h 42m

$1,110

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Sun 4/13

12:30 am-11:00 am

1 stop20h 30m

Incheon Intl

Thu 5/8

12:00 pm-9:00 pm

1 stop23h 00m

$1,112

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Wed 4/30

4:00 pm-12:40 pm

1 stop30h 40m

Incheon Intl

Tue 5/13

8:05 pm-2:25 pm

1 stop32h 20m

$1,114

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 9/15

12:30 am-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Tue 9/23

7:15 pm-8:45 pm

1 stop39h 30m

$1,120

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Sun 6/1

5:30 pm-6:45 pm

1 stop35h 15m

Incheon Intl

Thu 6/19

8:45 pm-12:39 pm

2 stops53h 54m

$1,142

ChicagoIncheon

MDW - ICN

MDWICN

Chicago Midway

Sun 5/11

6:15 am-8:30 pm

2 stops24h 15m

Incheon Intl

Sun 5/18

6:20 pm-7:08 pm

2 stops38h 48m

$1,203

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Tue 4/8

8:45 am-1:05 pm

2 stops38h 20m

Seoul Gimpo Intl

Tue 4/22

7:55 am-5:14 am

2 stops35h 19m

$1,343

ChicagoIncheon

MDW - ICN

MDWICN

Chicago Midway

Sat 4/19

9:52 am-6:45 pm

2 stops42h 53m

Incheon Intl

Tue 4/29

8:45 pm-10:22 pm

2 stops39h 37m

$1,541

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Thu 4/24

11:50 am-10:20 pm

1 stop20h 30m

Seoul Gimpo Intl

Wed 5/7

12:40 pm-8:40 am

1 stop34h 00m

$1,599

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 32 results
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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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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

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

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Seoul. Price data was last updated on March 21, 2025.

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 5 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 Chicago to Seoul?

Currently, February is the cheapest month in which you can book a flight from Chicago to Seoul (average of $1,002). Flying from Chicago to Seoul in June is currently the most expensive (average of $1,661). 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 March 28, 2025.

It’s typically best to fly out from Chicago to Seoul in the evening. Doing so could potentially save you 34% on the flight price compared to flying in the afternoon, which is usually more expensive.

Rainfall in Seoul by month

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

In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

Temperature in Seoul by month

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

If weather is an important factor for your trip to Seoul, 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 35.6 F).

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 March 28, 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air and Japan Airlines from Chicago to Seoul to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,169 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very good
1,050 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Japan Airlines
8.3
Very good
1,440 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
ANA
8.3
Very good
829 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Delta
8.0
Very good
7,897 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

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.

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

    Turkish Airlines, at $1,106, was found to be the cheapest airline from Chicago to Seoul.Alternate airlines to your destination round-trip include EVA Air and Cathay Pacific. Turkish Airlines is currently priced 26% 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 $465. Turkish Airlines flights start at $518 while deals on Cathay Pacific start at $579 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 (87%), Korean Air (83%), Atlas Air( 14%).

  • What are the cheapest flights from Chicago to Seoul?

    On average you can expect to pay $2,829 for a flight from Chicago to Seoul. The cheapest flight overall is $485 while the most popular route, (Chicago O'Hare Intl - Incheon Intl) is currently priced at $833.

  • 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, February is the cheapest month in which you can book a flight from Chicago to Seoul (average of $1,002). Flying from Chicago to Seoul in June is currently the most expensive (average of $1,661). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$848Average$1,053FlexibilityNo cancel feeOn-time77%
Cathay PacificCheapest$873Average$1,101FlexibilityNo cancel feeOn-time72%
Air CanadaCheapest$891Average$1,312FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$906Average$1,184FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$906Average$975FlexibilityNo cancel feeOn-time71%
EVA AirCheapest$1,059Average$1,245FlexibilityNo cancel feeOn-time74%
FinnairCheapest$1,110Average$1,503FlexibilityNo cancel feeOn-time76%
DeltaCheapest$1,271Average$1,827FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$1,271Average$1,728FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,522Average$1,806FlexibilityNo cancel feeOn-time81%
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