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Cheap flights from Chicago O'Hare Intl Airport to Seoul from $408

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 O'Hare Intl Airport to Seoul departing on 8/5. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
4:15 pm - 12:25 am
ORD
-
ICN
42h 10m
1 stop
Cathay Pacific Logo
1:40 pm - 1:55 pm
ICN
-
ORD
38h 15m
1 stop
$1,177Cathay Pacific
mer., oct. 7 - sam., oct. 17
Cathay Pacific Logo
4:15 pm - 12:40 pm
ORD
-
ICN
30h 25m
1 stop
Cathay Pacific Logo
1:45 pm - 1:55 pm
ICN
-
ORD
38h 10m
1 stop
$1,179Cathay Pacific
sam., oct. 17 - dim., oct. 25
Cathay Pacific Logo
4:15 pm - 2:05 pm
ORD
-
ICN
31h 50m
1 stop
Cathay Pacific Logo
8:00 am - 1:55 pm
ICN
-
ORD
19h 55m
1 stop
$1,182Cathay Pacific
ven., sept. 25 - sam., oct. 10
Cathay Pacific Logo
4:15 pm - 12:40 pm
ORD
-
ICN
30h 25m
1 stop
Cathay Pacific Logo
8:05 pm - 1:55 pm
ICN
-
ORD
31h 50m
1 stop
$1,184Cathay Pacific
mar., sept. 29 - jeu., oct. 8
Cathay Pacific Logo
4:15 pm - 2:05 pm
ORD
-
ICN
31h 50m
1 stop
Cathay Pacific Logo
8:00 am - 1:55 pm
ICN
-
ORD
19h 55m
1 stop
$1,189Cathay Pacific
ven., sept. 25 - mer., oct. 7
Multiple Airlines Logo
5:30 pm - 6:45 pm
ORD
-
ICN
35h 15m
1 stop
Multiple Airlines Logo
6:40 am - 8:45 pm
ICN
-
ORD
28h 05m
2 stops
$1,191Multiple Airlines
mer., août 19 - lun., sept. 7
Cathay Pacific Logo
4:15 pm - 2:05 pm
ORD
-
ICN
31h 50m
1 stop
Cathay Pacific Logo
8:00 am - 1:55 pm
ICN
-
ORD
19h 55m
1 stop
$1,192Cathay Pacific
jeu., oct. 1 - sam., oct. 10
WestJet Logo
5:30 pm - 6:45 pm
ORD
-
ICN
35h 15m
1 stop
WestJet Logo
8:45 pm - 4:40 pm
ICN
-
ORD
33h 55m
1 stop
$1,204WestJet
ven., oct. 2 - sam., oct. 10
EVA Air Logo
12:30 am - 6:10 pm
ORD
-
GMP
27h 40m
1 stop
EVA Air Logo
7:15 pm - 8:45 pm
GMP
-
ORD
39h 30m
1 stop
$1,242EVA Air
dim., août 23 - mar., sept. 15
EVA Air Logo
11:30 pm - 6:00 pm
ORD
-
GMP
27h 30m
1 stop
EVA Air Logo
8:15 pm - 7:35 pm
GMP
-
ORD
38h 20m
1 stop
$1,280EVA Air
dim., nov. 1 - mer., nov. 11

Finnair flights from Chicago O'Hare Intl Airport to Seoul

Our best Finnair deals on Chicago O'Hare Intl Airport to Seoul flight tickets
Finnair
Jun 10
ORD9:30 pmChicago O'Hare Intl
23h 50m
1 stop
ICN11:20 amIncheon Intl
Jun 16
ICN9:50 pmIncheon Intl
34h 00m
1 stop
ORD5:50 pmChicago O'Hare Intl
$1,224
Finnair
Jun 2
ORD9:30 pmChicago O'Hare Intl
23h 50m
1 stop
ICN11:20 amIncheon Intl
Jun 8
ICN9:50 pmIncheon Intl
34h 00m
1 stop
ORD5:50 pmChicago O'Hare Intl
$1,226
Finnair
Jun 2
ORD9:30 pmChicago O'Hare Intl
23h 50m
1 stop
ICN11:20 amIncheon Intl
Jun 8
ICN9:50 pmIncheon Intl
34h 00m
1 stop
ORD5:50 pmChicago O'Hare Intl
$1,253

Alaska Airlines flights from Chicago O'Hare Intl Airport to Seoul

Our best Alaska Airlines deals on Chicago O'Hare Intl Airport to Seoul flight tickets
Alaska Airlines
Jun 13
ORD5:59 pmChicago O'Hare Intl
33h 31m
2 stops
ICN5:30 pmIncheon Intl
Jun 25
ICN7:35 pmIncheon Intl
23h 25m
2 stops
ORD5:00 amChicago O'Hare Intl
$1,512
Alaska Airlines
Jun 9
ORD2:18 pmChicago O'Hare Intl
37h 12m
2 stops
ICN5:30 pmIncheon Intl
Jun 19
ICN7:35 pmIncheon Intl
31h 46m
2 stops
ORD1:21 pmChicago O'Hare Intl
$1,525

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 mai 31, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

mer. 10/7

4:15 pm-12:25 am

1 stop42h 10m

Incheon Intl

sam. 10/17

1:40 pm-1:55 pm

1 stop38h 15m

$1,177

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

sam. 10/17

4:15 pm-12:40 pm

1 stop30h 25m

Incheon Intl

dim. 10/25

1:45 pm-1:55 pm

1 stop38h 10m

$1,179
Quickest round-trip

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

ven. 9/25

4:15 pm-2:05 pm

1 stop31h 50m

Incheon Intl

sam. 10/10

8:00 am-1:55 pm

1 stop19h 55m

$1,182

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

mar. 9/29

4:15 pm-12:40 pm

1 stop30h 25m

Incheon Intl

jeu. 10/8

8:05 pm-1:55 pm

1 stop31h 50m

$1,184

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

ven. 9/25

4:15 pm-2:05 pm

1 stop31h 50m

Incheon Intl

mer. 10/7

8:00 am-1:55 pm

1 stop19h 55m

$1,189

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

mer. 8/19

5:30 pm-6:45 pm

1 stop35h 15m

Incheon Intl

lun. 9/7

6:40 am-8:45 pm

2 stops28h 05m

$1,191

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

jeu. 10/1

4:15 pm-2:05 pm

1 stop31h 50m

Incheon Intl

sam. 10/10

8:00 am-1:55 pm

1 stop19h 55m

$1,192

ChicagoIncheon

ORD - ICN

ORDICN

Chicago O'Hare Intl

ven. 10/2

5:30 pm-6:45 pm

1 stop35h 15m

Incheon Intl

sam. 10/10

8:45 pm-4:40 pm

1 stop33h 55m

$1,204

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

dim. 8/23

12:30 am-6:10 pm

1 stop27h 40m

Seoul Gimpo Intl

mar. 9/15

7:15 pm-8:45 pm

1 stop39h 30m

$1,242

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

dim. 11/1

11:30 pm-6:00 pm

1 stop27h 30m

Seoul Gimpo Intl

mer. 11/11

8:15 pm-7:35 pm

1 stop38h 20m

$1,280

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 O'Hare Intl Airport 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 O'Hare Intl Airport and Seoul?

What is the cheapest month to fly to Seoul?

The month of October is another great option to travel to Seoul, with average flight prices from Chicago O'Hare Intl Airport averaging around $189.

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 O'Hare Intl Airport. The lowest ticket price found for a Tuesday departure recently was $882. 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 $1,102.

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

Flying to Seoul from Chicago O'Hare Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $881 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 $980 per ticket.

What is the cheapest Chicago O'Hare Intl to Seoul flight route?

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

How far in advance should I book a flight from Chicago O'Hare Intl Airport to Seoul?

You are more likely to see cheaper flights to Seoul from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $1,483 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Chicago O'Hare Intl Airport for as low as $934 on momondo.

What cabin class options are available on Chicago O'Hare Intl Airport to Seoul flights?

There are 4 cabin classes available to choose from on Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Seoul flights?

You could potentially save up to 36% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Seoul flight.

How have Chicago O'Hare Intl Airport to Seoul flight prices changed over time?

As of May 2026, prices for Chicago O'Hare Intl Airport to Seoul flights are approximately 16% more expensive when compared to flights at the same time last year.

When to book flights from Chicago O'Hare Intl Airport to Seoul

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

Cheap Chicago O'Hare Intl Airport to Seoul (ORD to SEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Seoul

Best Price Found

$630

Fastest flight time

14h 20m

Direct flights

Every day

Airports in Seoul

2 airports
The best one-way flight to Seoul from Chicago O'Hare Intl Airport in the past 72 hours is $630. The best round-trip flight deal from Chicago O'Hare Intl Airport to Seoul found on momondo in the last 72 hours is $953.
The fastest flight from Chicago O'Hare Intl Airport to Seoul takes 14h 20m
Direct flights go from Chicago O'Hare Intl Airport to Seoul every day.
There are 2 airports in Seoul. From Chicago O'Hare Intl Airport there are direct flights to Incheon Intl (ICN).
Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Seoul

  • How far is Chicago O'Hare Intl to Seoul by plane?

    The distance between Chicago O'Hare Intl and Seoul is about 6514.0 mi. In terms of flight time, this usually takes a little over 14h 20m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Seoul?

    Prices for flights from Chicago O'Hare Intl Airport to Seoul refresh daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Seoul?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Seoul?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Seoul.

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

    The required travel and health documents for your Seoul trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seoul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Chicago O'Hare Intl Airport to Seoul?

  • What is the most popular airline from Chicago O'Hare Intl Airport to Seoul?

Best airlines flying from Chicago O'Hare Intl Airport to Seoul

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Seoul with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $194Free CancellationRating
7.9
8,412 reviews
Search Delta flights
Cathay PacificPriceFrom $639Free CancellationRating
7.6
1,353 reviews
Search Cathay Pacific flights
Turkish AirlinesPriceFrom $845Free CancellationRating
7.4
4,409 reviews
Search Turkish Airlines flights
American AirlinesPriceFrom $916Free CancellationRating
7.1
11,644 reviews
Search American Airlines flights
Japan AirlinesPriceFrom $931Free CancellationRating
8.3
1,834 reviews
Search Japan Airlines flights
EVA AirPriceFrom $948Free CancellationRating
8.5
1,465 reviews
Search EVA Air flights
Air CanadaPriceFrom $1,088Free CancellationRating
7.1
11,107 reviews
Search Air Canada flights
Asiana AirlinesPriceFrom $1,148Free CancellationRating
8.1
535 reviews
Search Asiana Airlines flights
FinnairPriceFrom $1,174Free CancellationRating
7.7
1,401 reviews
Search Finnair flights
United AirlinesPriceFrom $1,191Free CancellationRating
7.4
9,769 reviews
Search United Airlines flights

  • Korean Air Flights From Chicago O'Hare Intl Airport to Seoul

    The lowest priced Korean Air flight from Chicago O'Hare Intl Airport to Seoul from the last 72 hours was $1,524. Generally, Korean Air has 3 flights on this route every week with an average price of $1,851. Korean Air is rated 8.4/10 by our users.

  • Delta Flights From Chicago O'Hare Intl Airport to Seoul

    Across 8,414 Delta reviews on momondo, the average score is 7.9/10. Delta flies from Chicago O'Hare Intl Airport to Seoul about 3 times each week, with ticket deals ranging from $194 to $1,832. 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?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Seoul. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Chicago to Seoul flights to just show those with flexible booking policies.

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.

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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