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Cheap flights from Chicago to Seoul from $459

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 4/22. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
11:50 am - 6:20 pm
ORD
-
ICN
39h 30m
1 stop
Turkish Airlines Logo
12:10 am - 11:05 am
ICN
-
ORD
24h 55m
1 stop
$819Turkish Airlines
Mon, Mar 2 - Wed, Mar 11
Turkish Airlines Logo
8:20 pm - 6:20 pm
ORD
-
ICN
31h 00m
1 stop
Turkish Airlines Logo
10:45 am - 10:05 am
ICN
-
ORD
38h 20m
1 stop
$828Turkish Airlines
Tue, Feb 24 - Fri, Mar 6
Turkish Airlines Logo
8:20 pm - 6:20 pm
ORD
-
ICN
31h 00m
1 stop
Turkish Airlines Logo
12:10 am - 11:05 am
ICN
-
ORD
24h 55m
1 stop
$829Turkish Airlines
Mon, Mar 2 - Tue, Mar 10
Cathay Pacific Logo
4:15 pm - 7:05 pm
ORD
-
ICN
36h 50m
1 stop
Cathay Pacific Logo
10:10 am - 1:55 pm
ICN
-
ORD
41h 45m
1 stop
$853Cathay Pacific
Thu, Apr 23 - Sun, May 3
Cathay Pacific Logo
4:15 pm - 7:05 pm
ORD
-
ICN
36h 50m
1 stop
Cathay Pacific Logo
1:55 am - 1:55 pm
ICN
-
ORD
26h 00m
1 stop
$854Cathay Pacific
Mon, Apr 13 - Wed, Apr 22
Japan Airlines Logo
6:40 pm - 10:55 am
ORD
-
GMP
26h 15m
1 stop
Japan Airlines Logo
8:00 am - 11:00 am
GMP
-
ORD
17h 00m
1 stop
$1,022Japan Airlines
Tue, Mar 10 - Wed, May 13
Japan Airlines Logo
5:40 pm - 10:55 am
ORD
-
GMP
26h 15m
1 stop
Japan Airlines Logo
8:00 am - 9:29 pm
GMP
-
ORD
27h 29m
2 stops
$1,031Japan Airlines
Mon, Mar 2 - Wed, Mar 11
EVA Air Logo
8:48 pm - 12:50 pm
ORD
-
GMP
26h 02m
2 stops
EVA Air Logo
1:50 pm - 9:00 pm
GMP
-
ORD
21h 10m
1 stop
$1,071EVA Air
Wed, May 6 - Sat, May 16
Multiple Airlines Logo
6:50 pm - 11:30 am
MDW
-
ICN
26h 40m
2 stops
Multiple Airlines Logo
12:45 pm - 11:20 pm
ICN
-
MDW
24h 35m
2 stops
$1,208Multiple Airlines
Wed, Apr 15 - Wed, Apr 29
Multiple Airlines Logo
6:10 pm - 11:30 am
MDW
-
ICN
27h 20m
2 stops
Multiple Airlines Logo
8:05 pm - 5:55 am
ICN
-
MDW
23h 50m
2 stops
$1,245Multiple Airlines
Mon, Apr 13 - Mon, Apr 20

American Airlines flights from Chicago to Seoul

Our best American Airlines deals on Chicago to Seoul flight tickets
American Airlines
Apr 15
ORD6:57 amChicago O'Hare Intl
18h 48m
1 stop
ICN3:45 pmIncheon Intl
Apr 29
ICN5:40 pmIncheon Intl
25h 43m
2 stops
ORD5:23 amChicago O'Hare Intl
$916
American Airlines
Apr 5
ORD4:49 pmChicago O'Hare Intl
32h 56m
1 stop
ICN3:45 pmIncheon Intl
Apr 23
ICN5:40 pmIncheon Intl
29h 59m
1 stop
ORD9:39 amChicago O'Hare Intl
$930
American Airlines
Apr 29
ORD8:45 pmChicago O'Hare Intl
29h 00m
1 stop
ICN3:45 pmIncheon Intl
May 12
ICN5:40 pmIncheon Intl
17h 28m
1 stop
ORD9:08 pmChicago O'Hare Intl
$933

Delta flights from Chicago to Seoul

Our best Delta deals on Chicago to Seoul flight tickets
Delta
Mar 3
MDW6:00 amChicago Midway
18h 50m
1 stop
ICN3:50 pmIncheon Intl
Mar 12
ICN7:25 pmIncheon Intl
17h 06m
1 stop
MDW10:31 pmChicago Midway
$1,679
Delta
Mar 16
MDW9:35 amChicago Midway
17h 15m
1 stop
ICN4:50 pmIncheon Intl
Mar 23
ICN7:25 pmIncheon Intl
30h 37m
1 stop
MDW12:02 pmChicago Midway
$1,684
Delta
Apr 1
MDW9:30 amChicago Midway
17h 50m
1 stop
ICN5:20 pmIncheon Intl
May 1
ICN6:50 pmIncheon Intl
17h 38m
1 stop
MDW10:28 pmChicago Midway
$1,729

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 February 3, 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

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Mon 3/2

11:50 am-6:20 pm

1 stop39h 30m

Incheon Intl

Wed 3/11

12:10 am-11:05 am

1 stop24h 55m

$819

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Tue 2/24

8:20 pm-6:20 pm

1 stop31h 00m

Incheon Intl

Fri 3/6

10:45 am-10:05 am

1 stop38h 20m

$828

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Mon 3/2

8:20 pm-6:20 pm

1 stop31h 00m

Incheon Intl

Tue 3/10

12:10 am-11:05 am

1 stop24h 55m

$829

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Thu 4/23

4:15 pm-7:05 pm

1 stop36h 50m

Incheon Intl

Sun 5/3

10:10 am-1:55 pm

1 stop41h 45m

$853

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Mon 4/13

4:15 pm-7:05 pm

1 stop36h 50m

Incheon Intl

Wed 4/22

1:55 am-1:55 pm

1 stop26h 00m

$854

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Tue 3/10

6:40 pm-10:55 am

1 stop26h 15m

Seoul Gimpo Intl

Wed 5/13

8:00 am-11:00 am

1 stop17h 00m

$1,022

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 3/2

5:40 pm-10:55 am

1 stop26h 15m

Seoul Gimpo Intl

Wed 3/11

8:00 am-9:29 pm

2 stops27h 29m

$1,031

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Wed 5/6

8:48 pm-12:50 pm

2 stops26h 02m

Seoul Gimpo Intl

Sat 5/16

1:50 pm-9:00 pm

1 stop21h 10m

$1,071

ChicagoIncheon

MDW - ICN

MDWICN

Chicago Midway

Wed 4/15

6:50 pm-11:30 am

2 stops26h 40m

Incheon Intl

Wed 4/29

12:45 pm-11:20 pm

2 stops24h 35m

$1,208

ChicagoIncheon

MDW - ICN

MDWICN

Chicago Midway

Mon 4/13

6:10 pm-11:30 am

2 stops27h 20m

Incheon Intl

Mon 4/20

8:05 pm-5:55 am

2 stops23h 50m

$1,245

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 cheapest month to fly to Seoul?

The month of November is another great option to travel to Seoul, with average flight prices from Chicago averaging around $924.

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 $937. 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 $1,142.

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

Flying to Seoul from Chicago in the evening is the least expensive time of day to depart. momondo users have found prices as low as $982 when looking at flights departing in the evening. In the morning is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,049 per ticket.

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 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 $1,546 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 $862 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 57% 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 February 2026, prices for Chicago to Seoul flights are approximately 5% 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

$458

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 $458. The best round-trip flight deal from Chicago to Seoul found on momondo in the last 72 hours is $802.
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

  • 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
7.9
8,132 reviews
Search Delta flights
United AirlinesPriceFrom $287Free CancellationRating
7.4
9,231 reviews
Search United Airlines flights
Cathay PacificPriceFrom $639Free CancellationRating
7.6
1,155 reviews
Search Cathay Pacific flights
Turkish AirlinesPriceFrom $877Free CancellationRating
7.3
4,209 reviews
Search Turkish Airlines flights
American AirlinesPriceFrom $916Free CancellationRating
7.2
11,212 reviews
Search American Airlines flights
EVA AirPriceFrom $1,003Free CancellationRating
8.4
1,340 reviews
Search EVA Air flights
Air CanadaPriceFrom $1,095Free CancellationRating
7.1
10,676 reviews
Search Air Canada flights
FinnairPriceFrom $1,259Free CancellationRating
7.6
1,357 reviews
Search Finnair flights
Korean AirPriceFrom $1,557Free CancellationRating
8.4
1,188 reviews
Search Korean Air 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 $1,557 round-trip, up to an average price of $1,911. Our users have rated Korean Air at 8.4/10.

  • Delta Flights From Chicago to Seoul

    Across 8,138 Delta reviews on momondo, the average score is 7.9/10. Delta flies from Chicago to Seoul about 7 times each week, with ticket deals ranging from $194 to $1,882. 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.

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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