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Cheap flights from Chicago to Seoul from $403

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 8/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:30 am - 9:40 pmORD  Chicago O'Hare Intl-ICN Incheon Intl
25h 10m2 stops Denver Intl San Francisco
Multiple Airlines Logo
6:00 pm - 9:20 amICN  Incheon Intl-ORD Chicago O'Hare Intl
29h 20m2 stops San Francisco Atlanta Hartsfield-Jackson
$841Multiple Airlines
Wed, Sep 23 - Sat, Sep 26
Multiple Airlines Logo
6:30 am - 9:40 pmORD  Chicago O'Hare Intl-ICN Incheon Intl
25h 10m2 stops Denver Intl San Francisco
Multiple Airlines Logo
7:15 pm - 9:20 amICN  Incheon Intl-ORD Chicago O'Hare Intl
28h 05m2 stops San Francisco Atlanta Hartsfield-Jackson
$876Multiple Airlines
Wed, Sep 16 - Wed, Sep 30
Turkish Airlines Logo
11:45 am - 8:55 amORD  Chicago O'Hare Intl-ICN Incheon Intl
30h 10m1 stop Istanbul
Turkish Airlines Logo
10:35 am - 10:00 amICN  Incheon Intl-ORD Chicago O'Hare Intl
38h 25m1 stop Istanbul
$1,004Turkish Airlines
Thu, Nov 12 - Wed, Nov 25
Turkish Airlines Logo
11:45 am - 6:20 pmORD  Chicago O'Hare Intl-ICN Incheon Intl
39h 35m1 stop Istanbul
Turkish Airlines Logo
12:05 am - 10:00 amICN  Incheon Intl-ORD Chicago O'Hare Intl
24h 55m1 stop Istanbul
$1,004Turkish Airlines
Wed, Jan 20 - Tue, Jan 26
EVA Air Logo
12:30 am - 11:00 amORD  Chicago O'Hare Intl-ICN Incheon Intl
20h 30m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
1:25 pm - 8:45 pmICN  Incheon Intl-ORD Chicago O'Hare Intl
21h 20m1 stop Taipei City Taiwan Taoyuan Intl
$1,071EVA Air
Tue, Sep 15 - Wed, Sep 23
EVA Air Logo
12:30 am - 11:00 amORD  Chicago O'Hare Intl-ICN Incheon Intl
20h 30m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
12:00 pm - 8:45 pmICN  Incheon Intl-ORD Chicago O'Hare Intl
22h 45m1 stop Taipei City Taiwan Taoyuan Intl
$1,077EVA Air
Sun, Aug 23 - Mon, Sep 7
American Airlines Logo
10:15 pm - 3:45 pmORD  Chicago O'Hare Intl-ICN Incheon Intl
27h 30m2 stops Fayetteville Northwest Arkansas Dallas/Fort Worth
American Airlines Logo
5:50 pm - 9:16 pmICN  Incheon Intl-ORD Chicago O'Hare Intl
17h 26m1 stop Dallas/Fort Worth
$1,098American Airlines
Mon, Aug 24 - Mon, Sep 7
American Airlines Logo
10:15 pm - 3:45 pmORD  Chicago O'Hare Intl-ICN Incheon Intl
27h 30m2 stops Fayetteville Northwest Arkansas Dallas/Fort Worth
American Airlines Logo
5:50 pm - 11:30 pmICN  Incheon Intl-ORD Chicago O'Hare Intl
19h 40m1 stop Dallas/Fort Worth
$1,098American Airlines
Mon, Aug 17 - Mon, Aug 31
Japan Airlines Logo
2:10 pm - 9:15 pmORD  Chicago O'Hare Intl-GMP Seoul Gimpo Intl
17h 05m1 stop Tokyo Haneda
Japan Airlines Logo
8:00 am - 10:45 amGMP  Seoul Gimpo Intl-ORD Chicago O'Hare Intl
16h 45m1 stop Tokyo Haneda
$1,304Japan Airlines
Tue, Sep 1 - Tue, Oct 6
Japan Airlines Logo
2:30 pm - 9:15 pmORD  Chicago O'Hare Intl-GMP Seoul Gimpo Intl
16h 45m1 stop Tokyo Haneda
Japan Airlines Logo
8:00 am - 10:45 amGMP  Seoul Gimpo Intl-ORD Chicago O'Hare Intl
16h 45m1 stop Tokyo Haneda
$1,304Japan Airlines
Tue, Aug 25 - Wed, Sep 30

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WestJet flights from Chicago to Seoul

Our best WestJet deals on Chicago to Seoul flight tickets
WestJet
Oct 2
ORD5:30 pmChicago O'Hare Intl
35h 15m
1 stop
ICN6:45 pmIncheon Intl
Oct 15
ICN8:45 pmIncheon Intl
33h 55m
1 stop
ORD4:40 pmChicago O'Hare Intl
$892
WestJet
Sep 20
ORD5:30 pmChicago O'Hare Intl
35h 15m
1 stop
ICN6:45 pmIncheon Intl
Oct 4
ICN8:45 pmIncheon Intl
33h 55m
1 stop
ORD4:40 pmChicago O'Hare Intl
$916
WestJet
Sep 20
ORD5:30 pmChicago O'Hare Intl
35h 15m
1 stop
ICN6:45 pmIncheon Intl
Oct 5
ICN8:45 pmIncheon Intl
33h 55m
1 stop
ORD4:40 pmChicago O'Hare Intl
$917

EVA Air flights from Chicago to Seoul

Our best EVA Air deals on Chicago to Seoul flight tickets
EVA Air
Sep 14
ORD12:30 amChicago O'Hare Intl
28h 45m
1 stop
GMP7:15 pmSeoul Gimpo Intl
Sep 30
GMP8:20 pmSeoul Gimpo Intl
38h 25m
1 stop
ORD8:45 pmChicago O'Hare Intl
$1,107
EVA Air
Oct 19
ORD12:30 amChicago O'Hare Intl
28h 45m
1 stop
GMP7:15 pmSeoul Gimpo Intl
Dec 4
GMP1:50 pmSeoul Gimpo Intl
20h 45m
1 stop
ORD7:35 pmChicago O'Hare Intl
$1,140
EVA Air
Sep 14
ORD12:30 amChicago O'Hare Intl
28h 45m
1 stop
GMP7:15 pmSeoul Gimpo Intl
Oct 9
GMP1:50 pmSeoul Gimpo Intl
20h 55m
1 stop
ORD8:45 pmChicago O'Hare Intl
$1,142

momondo 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, momondo users made 832,500 searches. Data last updated August 5, 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 Chicago O'Hare Intl - ICN Incheon Intl

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 Chicago O'Hare Intl - ICN Incheon Intl

ORDICN

Chicago O'Hare Intl

Wed 9/16

6:30 am-9:40 pm

2 stops25h 10m

Incheon Intl

Wed 9/30

7:15 pm-9:20 am

2 stops28h 05m

$876

ChicagoIncheon

ORD Chicago O'Hare Intl - ICN Incheon Intl

ORDICN

Chicago O'Hare Intl

Thu 11/12

11:45 am-8:55 am

1 stop30h 10m

Incheon Intl

Wed 11/25

10:35 am-10:00 am

1 stop38h 25m

$1,004

ChicagoIncheon

ORD Chicago O'Hare Intl - ICN Incheon Intl

ORDICN

Chicago O'Hare Intl

Wed 1/20

11:45 am-6:20 pm

1 stop39h 35m

Incheon Intl

Tue 1/26

12:05 am-10:00 am

1 stop24h 55m

$1,004

ChicagoIncheon

ORD Chicago O'Hare Intl - ICN Incheon Intl

ORDICN

Chicago O'Hare Intl

Tue 9/15

12:30 am-11:00 am

1 stop20h 30m

Incheon Intl

Wed 9/23

1:25 pm-8:45 pm

1 stop21h 20m

$1,071

ChicagoIncheon

ORD Chicago O'Hare Intl - ICN Incheon Intl

ORDICN

Chicago O'Hare Intl

Sun 8/23

12:30 am-11:00 am

1 stop20h 30m

Incheon Intl

Mon 9/7

12:00 pm-8:45 pm

1 stop22h 45m

$1,077

ChicagoIncheon

ORD Chicago O'Hare Intl - ICN Incheon Intl

ORDICN

Chicago O'Hare Intl

Mon 8/24

10:15 pm-3:45 pm

2 stops27h 30m

Incheon Intl

Mon 9/7

5:50 pm-9:16 pm

1 stop17h 26m

$1,098

ChicagoIncheon

ORD Chicago O'Hare Intl - ICN Incheon Intl

ORDICN

Chicago O'Hare Intl

Mon 8/17

10:15 pm-3:45 pm

2 stops27h 30m

Incheon Intl

Mon 8/31

5:50 pm-11:30 pm

1 stop19h 40m

$1,098

ChicagoSeoul

ORD Chicago O'Hare Intl - GMP Seoul Gimpo Intl

ORDGMP

Chicago O'Hare Intl

Tue 9/1

2:10 pm-9:15 pm

1 stop17h 05m

Seoul Gimpo Intl

Tue 10/6

8:00 am-10:45 am

1 stop16h 45m

$1,304
Quickest round-trip

ChicagoSeoul

ORD Chicago O'Hare Intl - GMP Seoul Gimpo Intl

ORDGMP

Chicago O'Hare Intl

Tue 8/25

2:30 pm-9:15 pm

1 stop16h 45m

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
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See travel insights to Seoul from

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

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 February is another great option to travel to Seoul, with average flight prices from Chicago averaging around $1,286.

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 $939. 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 $1,160.

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 62% 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 August 2026, prices for Chicago to Seoul flights are approximately 31% cheaper 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 $958.
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?

  • 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?

  • What is the most popular airline 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
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $194Free CancellationRating
7.8
8,491 reviews
Search Delta flights
Cathay PacificPriceFrom $639Free CancellationRating
7.6
1,439 reviews
Search Cathay Pacific flights
Turkish AirlinesPriceFrom $845Free CancellationRating
7.4
4,467 reviews
Search Turkish Airlines flights
American AirlinesPriceFrom $916Free CancellationRating
7.1
11,858 reviews
Search American Airlines flights
Japan AirlinesPriceFrom $931Free CancellationRating
8.3
1,892 reviews
Search Japan Airlines flights
EVA AirPriceFrom $947Free CancellationRating
8.5
1,512 reviews
Search EVA Air flights
Air CanadaPriceFrom $1,072Free CancellationRating
7.1
11,429 reviews
Search Air Canada flights
Asiana AirlinesPriceFrom $1,148Free CancellationRating
8.1
553 reviews
Search Asiana Airlines flights
FinnairPriceFrom $1,174Free CancellationRating
7.7
1,427 reviews
Search Finnair flights
United AirlinesPriceFrom $1,191Free CancellationRating
7.4
10,069 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 $1,594 round-trip, up to an average price of $1,846. Our users have rated Korean Air at 8.4/10.

  • Delta Flights From Chicago to Seoul

    Across 8,491 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 $1,803. 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

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Fri 9/4
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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
Seoul Gimpo Intl Airport
Incheon Intl Airport