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Cheap flights from Chicago to Seoul from $335

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 4/14. 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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Find the cheapest flights from Chicago to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
8:20 pm - 9:05 am
ORD
-
ICN
21h 45m
1 stop
Turkish Airlines Logo
10:45 am - 7:25 pm
ICN
-
ORD
46h 40m
1 stop
$818Turkish Airlines
Mon, Mar 2 - Wed, Mar 11
Turkish Airlines Logo
11:50 am - 9:05 am
ORD
-
ICN
30h 15m
1 stop
Turkish Airlines Logo
12:10 am - 11:05 am
ICN
-
ORD
24h 55m
1 stop
$819Turkish Airlines
Mon, Mar 2 - Tue, Mar 10
Turkish Airlines Logo
8:10 pm - 8:35 am
ORD
-
ICN
22h 25m
1 stop
Turkish Airlines Logo
10:15 am - 6:15 pm
ICN
-
ORD
46h 00m
1 stop
$828Turkish Airlines
Mon, Apr 20 - Fri, May 8
Turkish Airlines Logo
8:20 pm - 9:05 am
ORD
-
ICN
21h 45m
1 stop
Turkish Airlines Logo
12:10 am - 11:05 am
ICN
-
ORD
24h 55m
1 stop
$829Turkish Airlines
Mon, Feb 9 - Mon, Mar 23
Japan Airlines Logo
5:40 pm - 10:55 am
ORD
-
GMP
26h 15m
1 stop
Japan Airlines Logo
7:40 pm - 8:35 am
GMP
-
ORD
26h 55m
1 stop
$949Japan Airlines
Mon, Mar 2 - Wed, Mar 11
EVA Air Logo
12:30 am - 6:10 pm
ORD
-
GMP
27h 40m
1 stop
EVA Air Logo
8:20 pm - 9:00 pm
GMP
-
ORD
38h 40m
1 stop
$962EVA Air
Sun, Apr 19 - Wed, May 13
Japan Airlines Logo
6:40 pm - 10:55 am
ORD
-
GMP
26h 15m
1 stop
Japan Airlines Logo
12:05 pm - 8:35 am
GMP
-
ORD
34h 30m
1 stop
$964Japan Airlines
Sun, Mar 8 - Wed, Mar 18
EVA Air Logo
12:30 am - 12:50 pm
ORD
-
GMP
22h 20m
1 stop
EVA Air Logo
8:20 pm - 9:00 pm
GMP
-
ORD
38h 40m
1 stop
$1,015EVA Air
Wed, Apr 22 - Wed, May 13
Multiple Airlines Logo
7:30 am - 4:55 am
MDW
-
ICN
31h 25m
1 stop
Multiple Airlines Logo
8:45 pm - 9:40 am
ICN
-
MDW
26h 55m
2 stops
$1,169Multiple Airlines
Sat, Apr 25 - Sat, May 9
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
$1,220Multiple Airlines
Wed, Apr 15 - Wed, Apr 29

Turkish Airlines flights from Chicago to Seoul

Our best Turkish Airlines deals on Chicago to Seoul flight tickets
Turkish Airlines
Mar 2
ORD11:50 amChicago O'Hare Intl
30h 15m
1 stop
ICN9:05 amIncheon Intl
Mar 10
ICN12:10 amIncheon Intl
24h 55m
1 stop
ORD11:05 amChicago O'Hare Intl
$819
Turkish Airlines
Apr 20
ORD8:10 pmChicago O'Hare Intl
22h 25m
1 stop
ICN8:35 amIncheon Intl
May 8
ICN10:15 amIncheon Intl
46h 00m
1 stop
ORD6:15 pmChicago O'Hare Intl
$828
Turkish Airlines
Feb 1
ORD11:50 amChicago O'Hare Intl
39h 30m
1 stop
ICN6:20 pmIncheon Intl
Feb 4
ICN12:10 amIncheon Intl
24h 55m
1 stop
ORD10:05 amChicago O'Hare Intl
$829

Delta flights from Chicago to Seoul

Our best Delta deals on Chicago to Seoul flight tickets
Delta
Apr 20
MDW9:31 amChicago Midway
17h 49m
1 stop
ICN5:20 pmIncheon Intl
Apr 30
ICN10:15 amIncheon Intl
16h 28m
1 stop
MDW12:43 pmChicago Midway
$1,679
Delta
Feb 8
MDW4:30 pmChicago Midway
33h 20m
2 stops
ICN4:50 pmIncheon Intl
Feb 24
ICN6:00 pmIncheon Intl
19h 33m
1 stop
MDW10:33 pmChicago Midway
$1,683
Delta
Mar 20
MDW9:35 amChicago Midway
17h 15m
1 stop
ICN4:50 pmIncheon Intl
Mar 30
ICN10:15 amIncheon Intl
16h 14m
1 stop
MDW12:29 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 January 29, 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

8:20 pm-9:05 am

1 stop21h 45m

Incheon Intl

Wed 3/11

10:45 am-7:25 pm

1 stop46h 40m

$818

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Mon 3/2

11:50 am-9:05 am

1 stop30h 15m

Incheon Intl

Tue 3/10

12:10 am-11:05 am

1 stop24h 55m

$819

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Mon 4/20

8:10 pm-8:35 am

1 stop22h 25m

Incheon Intl

Fri 5/8

10:15 am-6:15 pm

1 stop46h 00m

$828

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Mon 2/9

8:20 pm-9:05 am

1 stop21h 45m

Incheon Intl

Mon 3/23

12:10 am-11:05 am

1 stop24h 55m

$829

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

7:40 pm-8:35 am

1 stop26h 55m

$949

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Sun 4/19

12:30 am-6:10 pm

1 stop27h 40m

Seoul Gimpo Intl

Wed 5/13

8:20 pm-9:00 pm

1 stop38h 40m

$962

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Sun 3/8

6:40 pm-10:55 am

1 stop26h 15m

Seoul Gimpo Intl

Wed 3/18

12:05 pm-8:35 am

1 stop34h 30m

$964

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Wed 4/22

12:30 am-12:50 pm

1 stop22h 20m

Seoul Gimpo Intl

Wed 5/13

8:20 pm-9:00 pm

1 stop38h 40m

$1,015

ChicagoIncheon

MDW - ICN

MDWICN

Chicago Midway

Sat 4/25

7:30 am-4:55 am

1 stop31h 25m

Incheon Intl

Sat 5/9

8:45 pm-9:40 am

2 stops26h 55m

$1,169

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

$1,220

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?

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 $945. 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 Friday, with ticket prices averaging around $1,160.

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 $1,059 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 $1,539 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 January 2026, prices for Chicago to Seoul flights are approximately 4% 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

$402

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 $402. The best round-trip flight deal from Chicago to Seoul found on momondo in the last 72 hours is $791.
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
8,127 reviews
Search Delta flights
United AirlinesPriceFrom $287Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
Cathay PacificPriceFrom $639Free CancellationRating
7.6
1,148 reviews
Search Cathay Pacific flights
Turkish AirlinesPriceFrom $870Free CancellationRating
7.3
4,208 reviews
Search Turkish Airlines flights
American AirlinesPriceFrom $915Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights
EVA AirPriceFrom $1,003Free CancellationRating
8.4
1,334 reviews
Search EVA Air flights
Air CanadaPriceFrom $1,095Free CancellationRating
7.1
10,667 reviews
Search Air Canada flights
FinnairPriceFrom $1,259Free CancellationRating
7.6
1,356 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 $1,898. Our users have rated Korean Air at 8.4/10.

  • Delta Flights From Chicago to Seoul

    Across 8,127 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 $1,885. 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