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Cheap flights from Chicago to Seoul from $300

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 11/15. 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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Cheap round-trip flights

Cathay Pacific Logo
4:00 pm - 12:40 pmORD-ICN
30h 40m1 stop
Cathay Pacific Logo
8:05 pm - 2:25 pmICN-ORD
32h 20m1 stop
$760Cathay Pacific
Find Deal
Mon, Sep 8 - Mon, Sep 15
Cathay Pacific Logo
2:40 pm - 1:55 pmORD-ICN
32h 15m1 stop
Cathay Pacific Logo
7:35 pm - 1:00 pmICN-ORD
32h 25m1 stop
$761Cathay Pacific
Find Deal
Sun, Nov 9 - Thu, Nov 13
WestJet Logo
5:30 pm - 6:45 pmORD-ICN
35h 15m1 stop
WestJet Logo
8:45 pm - 1:35 pmICN-ORD
30h 50m1 stop
$790WestJet
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Sat, Oct 18 - Sun, Oct 26
Logo
5:30 pm - 6:45 pmORD-ICN
35h 15m1 stop
Logo
9:55 pm - 7:13 amICN-ORD
24h 18m1 stop
$819
Find Deal
Sat, Oct 18 - Sat, Nov 8
Logo
5:30 pm - 6:45 pmORD-ICN
35h 15m1 stop
Logo
6:20 pm - 10:24 pmICN-ORD
42h 04m2 stops
$827
Find Deal
Fri, Oct 3 - Sun, Oct 19
WestJet Logo
5:30 pm - 6:45 pmORD-ICN
35h 15m1 stop
WestJet Logo
8:45 pm - 12:39 pmICN-ORD
53h 54m2 stops
$852WestJet
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Fri, Oct 3 - Thu, Oct 16
Delta Logo
9:15 am - 5:20 pmMDW-ICN
18h 05m1 stop
Delta Logo
4:25 pm - 9:36 pmICN-MDW
19h 11m1 stop
$1,607Delta
Find Deal
Mon, Sep 8 - Mon, Sep 22
Delta Logo
4:25 pm - 2:10 pmMDW-ICN
31h 45m1 stop
Delta Logo
10:15 am - 12:28 pmICN-MDW
16h 13m1 stop
$1,612Delta
Find Deal
Sun, Sep 7 - Tue, Sep 16
Korean Air Logo
9:35 am - 4:25 pmMDW-ICN
16h 50m1 stop
Korean Air Logo
10:15 am - 12:28 pmICN-MDW
16h 13m1 stop
$1,900Korean Air
Find Deal
Fri, Oct 3 - Sun, Oct 12
Korean Air Logo
9:20 am - 5:20 pmMDW-ICN
18h 00m1 stop
Korean Air Logo
10:15 am - 12:28 pmICN-MDW
16h 13m1 stop
$1,950Korean Air
Find Deal
Wed, Oct 15 - Wed, Oct 22

Cathay Pacific flights from Chicago to Incheon Intl Airport

Our best Cathay Pacific deals on Chicago to Incheon Intl Airport flight tickets
Cathay Pacific
Sep 8
ORD4:00 pmChicago O'Hare Intl
30h 40m
1 stop
ICN12:40 pmIncheon Intl
Sep 15
ICN8:05 pmIncheon Intl
32h 20m
1 stop
ORD2:25 pmChicago O'Hare Intl
$760
Find similar
Cathay Pacific
Nov 9
ORD2:40 pmChicago O'Hare Intl
32h 15m
1 stop
ICN1:55 pmIncheon Intl
Nov 13
ICN7:35 pmIncheon Intl
32h 25m
1 stop
ORD1:00 pmChicago O'Hare Intl
$761
Find similar
Cathay Pacific
Sep 27
ORD4:00 pmChicago O'Hare Intl
39h 10m
1 stop
ICN9:10 pmIncheon Intl
Oct 18
ICN8:05 pmIncheon Intl
32h 20m
1 stop
ORD2:25 pmChicago O'Hare Intl
$764
Find similar

Korean Air flights from Chicago to Incheon Intl Airport

Our best Korean Air deals on Chicago to Incheon Intl Airport flight tickets
Korean Air
Oct 3
MDW9:35 amChicago Midway
16h 50m
1 stop
ICN4:25 pmIncheon Intl
Oct 12
ICN10:15 amIncheon Intl
16h 13m
1 stop
MDW12:28 pmChicago Midway
$1,900
Find similar
Korean Air
Oct 15
MDW9:20 amChicago Midway
18h 00m
1 stop
ICN5:20 pmIncheon Intl
Oct 22
ICN10:15 amIncheon Intl
16h 13m
1 stop
MDW12:28 pmChicago Midway
$1,950
Find similar
Korean Air
Aug 31
MDW9:31 amChicago Midway
16h 54m
1 stop
ICN4:25 pmIncheon Intl
Sep 6
ICN10:15 amIncheon Intl
16h 13m
1 stop
MDW12:28 pmChicago Midway
$2,280
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Incheon Intl Airport 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 20, 2025.
Use the filters below to find and compare flights from Chicago to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Mon 9/8

4:00 pm-12:40 pm

1 stop30h 40m

Incheon Intl

Mon 9/15

8:05 pm-2:25 pm

1 stop32h 20m

$760

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Sun 11/9

2:40 pm-1:55 pm

1 stop32h 15m

Incheon Intl

Thu 11/13

7:35 pm-1:00 pm

1 stop32h 25m

$761

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Sat 10/18

5:30 pm-6:45 pm

1 stop35h 15m

Incheon Intl

Sun 10/26

8:45 pm-1:35 pm

1 stop30h 50m

$790

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Sat 10/18

5:30 pm-6:45 pm

1 stop35h 15m

Incheon Intl

Sat 11/8

9:55 pm-7:13 am

1 stop24h 18m

$819

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Fri 10/3

5:30 pm-6:45 pm

1 stop35h 15m

Incheon Intl

Sun 10/19

6:20 pm-10:24 pm

2 stops42h 04m

$827

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

Fri 10/3

5:30 pm-6:45 pm

1 stop35h 15m

Incheon Intl

Thu 10/16

8:45 pm-12:39 pm

2 stops53h 54m

$852

ChicagoIncheon

MDW - ICN

MDWICN

Chicago Midway

Mon 9/8

9:15 am-5:20 pm

1 stop18h 05m

Incheon Intl

Mon 9/22

4:25 pm-9:36 pm

1 stop19h 11m

$1,607

ChicagoIncheon

MDW - ICN

MDWICN

Chicago Midway

Sun 9/7

4:25 pm-2:10 pm

1 stop31h 45m

Incheon Intl

Tue 9/16

10:15 am-12:28 pm

1 stop16h 13m

$1,612

ChicagoIncheon

MDW - ICN

MDWICN

Chicago Midway

Fri 10/3

9:35 am-4:25 pm

1 stop16h 50m

Incheon Intl

Sun 10/12

10:15 am-12:28 pm

1 stop16h 13m

$1,900

ChicagoIncheon

MDW - ICN

MDWICN

Chicago Midway

Wed 10/15

9:20 am-5:20 pm

1 stop18h 00m

Incheon Intl

Wed 10/22

10:15 am-12:28 pm

1 stop16h 13m

$1,950

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Chicago to Incheon Intl Airport

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 Incheon Intl Airport?

The cheapest month to fly to Incheon Intl Airport from Chicago is in August. Flight prices, which tend to average around $760, are often lower during this time because this is during the off-season. If you are unable to visit Incheon Intl Airport during the month of August, then departing from Chicago during the month October is also very affordable. Most momondo users find prices during this month for around $1,176.

What is the cheapest day to depart on your flight to Incheon Intl Airport?

The cheapest day to depart from Chicago to Incheon Intl Airport is on a Tuesday when prices can be found for as low as $1,064. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,388. These prices are subject to change though, so be sure to set up a Price Alert for flights to Incheon Intl Airport.

What is the cheapest time of day to depart on your flight to Incheon Intl Airport?

At noon is the cheapest time of day to fly from Chicago to Incheon Intl Airport when you can find flight prices for as low as $920. Flying to Incheon Intl Airport at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,466 on average. Flights to Incheon Intl Airport from Chicago in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Chicago to Incheon Intl flight route?

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

How far in advance should I book a flight to Incheon Intl Airport?

You are more likely to see cheaper flights to Incheon Intl Airport from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around $1,472 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Incheon Intl Airport from Chicago for as low as $1,278 on momondo.

What cabin class options are available on Chicago to Incheon Intl flights?

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

How have Chicago to Incheon Intl Airport flight prices changed over time?

As of August 2025, prices for Chicago to Incheon Intl Airport flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to Incheon Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Incheon Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Incheon Intl Airport (CHI to ICN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Incheon Intl Airport

Best Price Found

$553

Fastest flight time

14h 20m

Direct flights

Every day
The best one-way flight to Incheon Intl Airport from Chicago in the past 72 hours is $553. The best round-trip flight deal from Chicago to Incheon Intl Airport found on momondo in the last 72 hours is $851.
The fastest flight from Chicago to Incheon Intl Airport takes 14h 20m
Direct flights go from Chicago to Incheon Intl Airport every day.
Search flight deals

  • How far is Chicago to Incheon Intl by plane?

    There are 6545.7 mi between Chicago and Incheon Intl. Typically, this will take 16h 50m by plane in normal conditions.

  • When did momondo last update prices for flights from Chicago to Incheon Intl Airport?

    Prices for flights from Chicago to Incheon Intl Airport refresh daily.

  • How many operators does momondo search for flights from Chicago to Incheon Intl Airport?

  • How old do you have to be to fly from Chicago to Incheon Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Incheon Intl Airport.

  • What documentation or ID do you need to fly to Incheon Intl Airport?

    The travel and health documents you'll need for your trip to Incheon Intl Airport 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 Incheon Intl Airport. 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 Incheon Intl Airport?

  • What is the most popular airline from Chicago to Incheon Intl Airport?

Best airlines flying from Chicago to Incheon Intl Airport

Compare and see reviews for airlines that fly from Chicago to Incheon Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $357Free CancellationRating
7.9
7,982 reviews
Search Delta flights
United AirlinesPriceFrom $660Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights
Cathay PacificPriceFrom $760Free CancellationRating
7.6
972 reviews
Search Cathay Pacific flights
Turkish AirlinesPriceFrom $848Free CancellationRating
7.3
3,949 reviews
Search Turkish Airlines flights
Air CanadaPriceFrom $891Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
American AirlinesPriceFrom $906Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
EVA AirPriceFrom $1,085Free CancellationRating
8.4
1,232 reviews
Search EVA Air flights
FinnairPriceFrom $1,110Free CancellationRating
7.6
1,320 reviews
Search Finnair flights
Asiana AirlinesPriceFrom $1,271Free CancellationRating
8.2
475 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $1,497Free CancellationRating
8.4
1,131 reviews
Search Korean Air flights

  • Korean Air Flights From Chicago to Incheon Intl Airport

    Across 7 Korean Air flights from Chicago to Incheon Intl Airport this week, the average price was $1,865, with the best Korean Air deals starting from $1,497 round-trip. 1,131 users have rated Korean Air on momondo, with an average score of 8.4/10.

  • Delta Flights From Chicago to Incheon Intl Airport

    Across 7,982 Delta reviews on momondo, the average score is 7.9/10. Delta flies from Chicago to Incheon Intl Airport about 7 times each week, with ticket deals ranging from $357 to $1,904. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Seoul?

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Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seoul from Chicago.

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?

Once all potential Chicago to Seoul flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Chicago to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Incheon Intl Airport trip

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