What is the cheapest airline that flies from Chicago to Seoul?

WestJet, EVA Air, and Japan Airlines are the most popular carriers operating from Chicago to Seoul

Which layover airport has the shortest connection time from Chicago to Seoul?

Dallas (DFW) has the shortest average layover time for this route: 1h 08m.

Which airport is the most popular layover for flights between Chicago and Seoul?

Hong Kong (HKG) was the most common stop: 20% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Chicago to Seoul?

Flights connecting via Tokyo (HND) have the shortest average one-way travel time: 16h 45m.

How many flights depart from Chicago to Seoul on average per day?

The number of flights available between Chicago and Seoul is 2 per day as of July 2026. The most frequent departure time is 12:00PM, with 100% of daily flights leaving in the afternoon.

What airlines fly to Seoul?

Korean Air, Delta and EVA Air are the top three most popular airlines that fly to Seoul from Chicago according to our data. Korean Air is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Seoul. Keep in mind that there are 11 different airlines that fly to Seoul on a routine basis, so you have a few additional options to choose from.

How many flights depart from Chicago to Seoul on average per week?

14 flights are operational weekly from Chicago to Seoul as of July 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

Which layover airport offers the lowest fares from Chicago to Seoul?

Flights via Hong Kong (HKG) offer the lowest average round-trip price of $698.

When did momondo last update prices for flights from Chicago to Seoul?

Prices for flights from Chicago to Seoul refresh daily.

How many operators does momondo search for flights from Chicago to Seoul?

As of July 2026, there are 11 operators available to choose from for flights from Chicago to Seoul.

How old do you have to be to fly from Chicago to Seoul?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago to Seoul.

What documentation or ID do you need to fly to Seoul?

The travel and health documents you'll need for your trip to Seoul may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seoul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$406 Cheap Flights from Chicago to Seoul in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Seoul

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 am - 9:40 pm

ORD

ICN

25h 10m

2 stops

6:00 pm - 9:20 am

ICN

ORD

29h 20m

2 stops

$841Multiple Airlines

Wed, Sep 23 - Sat, Sep 26

6:30 am - 9:40 pm

ORD

ICN

25h 10m

2 stops

6:00 pm - 5:38 am

ICN

ORD

25h 38m

2 stops

$844Multiple Airlines

Wed, Sep 23 - Sat, Sep 26

11:45 am - 6:20 pm

ORD

ICN

39h 35m

1 stop

12:05 am - 10:00 am

ICN

ORD

24h 55m

1 stop

$1,010Turkish Airlines

Sun, Nov 29 - Thu, Dec 10

11:45 am - 8:55 am

ORD

ICN

30h 10m

1 stop

12:05 am - 10:00 am

ICN

ORD

24h 55m

1 stop

$1,010Turkish Airlines

Thu, Nov 26 - Tue, Jan 26

12:30 am - 11:00 am

ORD

ICN

20h 30m

1 stop

11:40 am - 8:35 pm

ICN

ORD

22h 55m

1 stop

$1,071EVA Air

Sun, Oct 18 - Wed, Oct 28

12:30 am - 11:00 am

ORD

ICN

20h 30m

1 stop

7:45 pm - 8:45 pm

ICN

ORD

39h 00m

1 stop

$1,075EVA Air

Tue, Sep 8 - Wed, Sep 16

6:00 am - 3:45 pm

ORD

ICN

19h 45m

1 stop

5:50 pm - 10:13 pm

ICN

ORD

18h 23m

1 stop

$1,096American Airlines

Mon, Aug 17 - Mon, Aug 31

5:00 am - 3:45 pm

ORD

ICN

20h 45m

1 stop

5:50 pm - 7:15 am

ICN

ORD

27h 25m

2 stops

$1,096American Airlines

Mon, Aug 17 - Mon, Aug 31

2:30 pm - 9:15 pm

ORD

GMP

16h 45m

1 stop

8:00 am - 11:00 am

GMP

ORD

17h 00m

1 stop

$1,296Japan Airlines

Mon, Aug 17 - Mon, Aug 31

2:10 pm - 9:15 pm

ORD

GMP

17h 05m

1 stop

8:00 am - 10:45 am

GMP

ORD

16h 45m

1 stop

$1,304Japan Airlines

Tue, Sep 1 - Wed, Sep 30

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EVA Air flights from Chicago to Seoul

Our best EVA Air deals on Chicago to Seoul flight tickets

EVA Air

Sep 6

ORD12:30 amChicago O'Hare Intl

27h 40m

1 stop

GMP6:10 pmSeoul Gimpo Intl

Sep 16

GMP8:20 pmSeoul Gimpo Intl

38h 25m

1 stop

ORD8:45 pmChicago O'Hare Intl

$1,101

EVA Air

Oct 18

ORD12:30 amChicago O'Hare Intl

27h 40m

1 stop

GMP6:10 pmSeoul Gimpo Intl

Oct 30

GMP1:50 pmSeoul Gimpo Intl

20h 45m

1 stop

ORD8:35 pmChicago O'Hare Intl

$1,122

EVA Air

Oct 4

ORD12:30 amChicago O'Hare Intl

27h 40m

1 stop

GMP6:10 pmSeoul Gimpo Intl

Oct 24

GMP1:50 pmSeoul Gimpo Intl

20h 55m

1 stop

ORD8:45 pmChicago O'Hare Intl

$1,136

Delta flights from Chicago to Seoul

Our best Delta deals on Chicago to Seoul flight tickets

Delta

Aug 13

MDW5:10 pmChicago Midway

20h 50m

1 stop

ICN4:00 amIncheon Intl

Aug 27

ICN6:50 pmIncheon Intl

17h 46m

1 stop

MDW10:36 pmChicago Midway

$1,816

Delta

Aug 10

MDW9:59 amChicago Midway

17h 21m

1 stop

ICN5:20 pmIncheon Intl

Sep 2

ICN6:50 pmIncheon Intl

17h 46m

1 stop

MDW10:36 pmChicago Midway

$1,829

Delta

Aug 14

MDW12:46 pmChicago Midway

25h 14m

1 stop

ICN4:00 amIncheon Intl

Aug 22

ICN10:35 amIncheon Intl

19h 03m

1 stop

MDW3:38 pmChicago Midway

$1,929

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Wed 9/23

6:30 am-9:40 pm

2 stops25h 10m

Incheon Intl

Sat 9/26

6:00 pm-9:20 am

2 stops29h 20m

$841

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Wed 9/23

6:30 am-9:40 pm

2 stops25h 10m

Incheon Intl

Sat 9/26

6:00 pm-5:38 am

2 stops25h 38m

$844

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Sun 11/29

11:45 am-6:20 pm

1 stop39h 35m

Incheon Intl

Thu 12/10

12:05 am-10:00 am

1 stop24h 55m

$1,010

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Thu 11/26

11:45 am-8:55 am

1 stop30h 10m

Incheon Intl

Tue 1/26

12:05 am-10:00 am

1 stop24h 55m

$1,010

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Sun 10/18

12:30 am-11:00 am

1 stop20h 30m

Incheon Intl

Wed 10/28

11:40 am-8:35 pm

1 stop22h 55m

$1,071

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Tue 9/8

12:30 am-11:00 am

1 stop20h 30m

Incheon Intl

Wed 9/16

7:45 pm-8:45 pm

1 stop39h 00m

$1,075

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Mon 8/17

6:00 am-3:45 pm

1 stop19h 45m

Incheon Intl

Mon 8/31

5:50 pm-10:13 pm

1 stop18h 23m

$1,096

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Mon 8/17

5:00 am-3:45 pm

1 stop20h 45m

Incheon Intl

Mon 8/31

5:50 pm-7:15 am

2 stops27h 25m

$1,096

Quickest round-trip

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 8/17

2:30 pm-9:15 pm

1 stop16h 45m

Seoul Gimpo Intl

Mon 8/31

8:00 am-11:00 am

1 stop17h 00m

$1,296

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Tue 9/1

2:10 pm-9:15 pm

1 stop17h 05m

Seoul Gimpo Intl

Wed 9/30

8:00 am-10:45 am

1 stop16h 45m

$1,304

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago to Seoul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

Other information

What is the typical price of a round-trip flight between Chicago and Seoul?

Prices are currently low for flights on this route.

Typical prices usually range from $1,204 to $1,828.
The lowest price recently found on this route was $841.

What is the cheapest month to fly to Seoul?

The month of January is another great option to travel to Seoul, with average flight prices from Chicago averaging around $1,288.

What is the cheapest day to depart on your flight to Seoul?

According to our data, Tuesday is the cheapest day to fly to Seoul from Chicago. The lowest ticket price found for a Tuesday departure recently was $934. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Saturday, with ticket prices averaging around $1,159.

What is the cheapest Chicago to Seoul flight route?

Fly from Chicago O'Hare Intl to Incheon Intl for the best Chicago - Seoul flight prices

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

You are more likely to see cheaper flights to Seoul from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $1,500 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Chicago for as low as $945 on momondo.

What cabin class options are available on Chicago to Seoul flights?

There are 4 cabin classes available to choose from on Chicago to Seoul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago to Seoul flights?

You could potentially save up to 63% on your flight if you consider stops on a Chicago to Seoul flight.

How have Chicago to Seoul flight prices changed over time?

As of July 2026, prices for Chicago to Seoul flights are approximately 9% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to Seoul

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Seoul according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Seoul (CHI to SEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Seoul

Best Price Found	$474
Fastest flight time	14h 20m
Direct flights	Every day
Airports in Seoul	2 airports

The best one-way flight to Seoul from Chicago in the past 72 hours is $474. The best round-trip flight deal from Chicago to Seoul found on momondo in the last 72 hours is $985.

The fastest flight from Chicago to Seoul takes 14h 20m

Direct flights go from Chicago to Seoul every day.

There are 2 airports in Seoul. From Chicago there are direct flights to Incheon Intl (ICN).

Search flight deals

Frequently asked questions about flying from Chicago to Seoul

How far is Chicago to Seoul by plane?
A flight from Chicago to Seoul will travel around 6526.8 mi. Typically, this will take 14h 20m by plane in normal conditions.
When did momondo last update prices for flights from Chicago to Seoul?
Prices for flights from Chicago to Seoul refresh daily.
How many operators does momondo search for flights from Chicago to Seoul?
As of July 2026, there are 11 operators available to choose from for flights from Chicago to Seoul.
How old do you have to be to fly from Chicago to Seoul?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago to Seoul.
What documentation or ID do you need to fly to Seoul?
The travel and health documents you'll need for your trip to Seoul may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seoul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Chicago to Seoul?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Chicago to Seoul is Boeing 777-300ER (83.57% of total bookings). The next most popular plane models are Airbus A350-900 (9.80%), Boeing 777 (3.75%), and Boeing 787-10 Dreamliner (0.58%).
What is the most popular airline from Chicago to Seoul?
momondo data reveals that the most frequently booked airline on the route from Chicago to Seoul is Delta, representing 22% of all bookings. The subsequent popular airlines are Korean Air at 16%, Cathay Pacific at 14%, and EVA Air at 12%.

Best airlines flying from Chicago to Seoul

Compare and see reviews for airlines that fly from Chicago to Seoul with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $194	Free Cancellation	Rating 7.8 8,487 reviews	Search Delta flights
Cathay Pacific	PriceFrom $639	Free Cancellation	Rating 7.6 1,433 reviews	Search Cathay Pacific flights
Turkish Airlines	PriceFrom $845	Free Cancellation	Rating 7.4 4,456 reviews	Search Turkish Airlines flights
American Airlines	PriceFrom $916	Free Cancellation	Rating 7.1 11,846 reviews	Search American Airlines flights
Japan Airlines	PriceFrom $931	Free Cancellation	Rating 8.3 1,888 reviews	Search Japan Airlines flights
EVA Air	PriceFrom $947	Free Cancellation	Rating 8.5 1,506 reviews	Search EVA Air flights
Air Canada	PriceFrom $1,072	Free Cancellation	Rating 7.1 11,413 reviews	Search Air Canada flights
Asiana Airlines	PriceFrom $1,148	Free Cancellation	Rating 8.1 555 reviews	Search Asiana Airlines flights
Finnair	PriceFrom $1,174	Free Cancellation	Rating 7.6 1,426 reviews	Search Finnair flights
United Airlines	PriceFrom $1,191	Free Cancellation	Rating 7.4 10,052 reviews	Search United Airlines flights

Korean Air Flights From Chicago to Seoul
Korean Air is one of the most popular airlines flying from Chicago to Seoul, operating 7 flights/week on average for this route. A good Korean Air flight deal for Chicago to Seoul starts from $1,524 round-trip, up to an average price of $1,834. Our users have rated Korean Air at 8.4/10.
Delta Flights From Chicago to Seoul
Across 8,487 Delta reviews on momondo, the average score is 7.8/10. Delta flies from Chicago to Seoul about 7 times each week, with ticket deals ranging from $194 to $1,815. Price data is based on momondo searches in the last 72 hours.

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Seoul?

It is quick and easy to find Chicago to Seoul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seoul that suits you.

Can I find flights from Chicago to Seoul with flexible booking policies on momondo?

Flights from Chicago to Seoul with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Chicago to Seoul?

momondo helps you find the best flight between Chicago and Seoul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Chicago to Seoul right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seoul, momondo offers a useful price alert feature which will track prices for flights to Seoul from Chicago and alert you when they change.

An easier way to manage your Seoul trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Complete your trip

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Fly into one of these airports located in Seoul

Seoul Gimpo Intl Airport

Incheon Intl Airport

Cheap flights from Chicago to Seoul from $406

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Seoul departing on 8/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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EVA Air flights from Chicago to Seoul

Our best EVA Air deals on Chicago to Seoul flight tickets

Delta flights from Chicago to Seoul

Our best Delta deals on Chicago to Seoul flight tickets

momondo Fare Finder

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

See travel insights to Seoul from

How to get the cheapest flight ticket from Chicago to Seoul

What is the typical price of a round-trip flight between Chicago and Seoul?

What is the cheapest month to fly to Seoul?

What is the cheapest day to depart on your flight to Seoul?

What is the cheapest Chicago to Seoul flight route?

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

What cabin class options are available on Chicago to Seoul flights?

Can stopping save me money on Chicago to Seoul flights?

How have Chicago to Seoul flight prices changed over time?

What is the cheapest airline that flies from Chicago to Seoul?

What airlines fly to Seoul?

Which airport is the most popular layover for flights between Chicago and Seoul?

Which layover airport offers the lowest fares from Chicago to Seoul?

Which layover airport has the shortest travel time from Chicago to Seoul?

Which layover airport has the shortest connection time from Chicago to Seoul?

How many flights depart from Chicago to Seoul on average per day?

How many flights depart from Chicago to Seoul on average per week?

When to book flights from Chicago to Seoul

Cheap Chicago to Seoul (CHI to SEL) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Seoul

Frequently asked questions about flying from Chicago to Seoul

Best airlines flying from Chicago to Seoul

Compare and see reviews for airlines that fly from Chicago to Seoul with momondo

Why use momondo?

An easier way to manage your Seoul trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul

Fly your favorite airline to Seoul

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Seoul

List of cabin classes available on flights landing in Seoul. Availability may vary depending on flight origin and airline.

Popular cities in South Korea

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Chicago

According to popular flight searches on momondo this year

Complete your trip to Seoul

Explore popular destinations other users love

According to popular flight searches on momondo this year