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Cheap flights from Chicago to Seoul from $559

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 9/23. 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

EVA Air Logo
12:30 am - 7:15 pmORD-GMP
28h 45m1 stop
EVA Air Logo
1:50 pm - 8:35 pmGMP-ORD
20h 45m1 stop
$999EVA Air
Find Deal
Mon, Mar 16 - Fri, Mar 27
EVA Air Logo
12:30 am - 7:15 pmORD-GMP
28h 45m1 stop
EVA Air Logo
1:50 pm - 8:35 pmGMP-ORD
20h 45m1 stop
$1,056EVA Air
Find Deal
Mon, Sep 29 - Sat, Nov 1
EVA Air Logo
12:30 am - 7:15 pmORD-GMP
28h 45m1 stop
EVA Air Logo
7:00 pm - 7:35 pmGMP-ORD
39h 35m1 stop
$1,060EVA Air
Find Deal
Mon, Oct 20 - Tue, Jan 20
EVA Air Logo
12:30 am - 12:50 pmORD-GMP
22h 20m1 stop
EVA Air Logo
1:50 pm - 8:35 pmGMP-ORD
20h 45m1 stop
$1,096EVA Air
Find Deal
Thu, Oct 2 - Sat, Nov 1
EVA Air Logo
12:30 am - 6:10 pmORD-GMP
27h 40m1 stop
EVA Air Logo
8:15 pm - 8:35 pmGMP-ORD
38h 20m1 stop
$1,116EVA Air
Find Deal
Sun, Sep 28 - Wed, Oct 29
EVA Air Logo
12:30 am - 12:50 pmORD-GMP
22h 20m1 stop
EVA Air Logo
8:15 pm - 8:35 pmGMP-ORD
38h 20m1 stop
$1,156EVA Air
Find Deal
Thu, Oct 2 - Wed, Oct 29
Air China Logo
4:40 pm - 1:05 pmORD-GMP
30h 25m2 stops
Air China Logo
2:25 pm - 5:16 amGMP-ORD
29h 51m2 stops
$1,337Air China
Find Deal
Thu, Oct 30 - Thu, Nov 6
Multiple Airlines Logo
12:30 am - 5:55 pmORD-GMP
27h 25m2 stops
Multiple Airlines Logo
9:00 am - 2:41 pmGMP-ORD
43h 41m3 stops
$1,338Multiple Airlines
Find Deal
Mon, Oct 20 - Mon, Oct 27
Air China Logo
3:40 pm - 1:05 pmORD-GMP
30h 25m2 stops
Air China Logo
2:25 pm - 5:16 amGMP-ORD
29h 51m2 stops
$1,379Air China
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Mon, Nov 24 - Thu, Nov 27
Air China Logo
8:48 am - 1:05 pmORD-GMP
37h 17m2 stops
Air China Logo
2:25 pm - 5:16 amGMP-ORD
29h 51m2 stops
$1,404Air China
Find Deal
Mon, Nov 24 - Fri, Nov 28

EVA Air flights from Chicago to Seoul Gimpo Intl Airport

Our best EVA Air deals on Chicago to Seoul Gimpo Intl Airport flight tickets
EVA Air
Sep 21
ORD12:30 amChicago O'Hare Intl
27h 40m
1 stop
GMP6:10 pmSeoul Gimpo Intl
Sep 24
GMP8:20 pmSeoul Gimpo Intl
38h 25m
1 stop
ORD8:45 pmChicago O'Hare Intl
$964
Find similar
EVA Air
Mar 16
ORD12:30 amChicago O'Hare Intl
28h 45m
1 stop
GMP7:15 pmSeoul Gimpo Intl
Mar 27
GMP1:50 pmSeoul Gimpo Intl
20h 45m
1 stop
ORD8:35 pmChicago O'Hare Intl
$999
Find similar
EVA Air
Sep 29
ORD12:30 amChicago O'Hare Intl
28h 45m
1 stop
GMP7:15 pmSeoul Gimpo Intl
Nov 1
GMP1:50 pmSeoul Gimpo Intl
20h 45m
1 stop
ORD8:35 pmChicago O'Hare Intl
$1,056
Find similar

Air China flights from Chicago to Seoul Gimpo Intl Airport

Our best Air China deals on Chicago to Seoul Gimpo Intl Airport flight tickets
Air China
Oct 30
ORD4:40 pmChicago O'Hare Intl
30h 25m
2 stops
GMP1:05 pmSeoul Gimpo Intl
Nov 6
GMP2:25 pmSeoul Gimpo Intl
29h 51m
2 stops
ORD5:16 amChicago O'Hare Intl
$1,337
Find similar
Air China
Nov 24
ORD3:40 pmChicago O'Hare Intl
30h 25m
2 stops
GMP1:05 pmSeoul Gimpo Intl
Nov 27
GMP2:25 pmSeoul Gimpo Intl
29h 51m
2 stops
ORD5:16 amChicago O'Hare Intl
$1,379
Find similar
Air China
Nov 24
ORD8:48 amChicago O'Hare Intl
37h 17m
2 stops
GMP1:05 pmSeoul Gimpo Intl
Nov 28
GMP2:25 pmSeoul Gimpo Intl
29h 51m
2 stops
ORD5:16 amChicago O'Hare Intl
$1,404
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Seoul Gimpo 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 September 17, 2025.
Use the filters below to find and compare flights from Chicago to Seoul Gimpo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 3/16

12:30 am-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Fri 3/27

1:50 pm-8:35 pm

1 stop20h 45m

$999

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 9/29

12:30 am-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Sat 11/1

1:50 pm-8:35 pm

1 stop20h 45m

$1,056

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 10/20

12:30 am-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Tue 1/20

7:00 pm-7:35 pm

1 stop39h 35m

$1,060

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Thu 10/2

12:30 am-12:50 pm

1 stop22h 20m

Seoul Gimpo Intl

Sat 11/1

1:50 pm-8:35 pm

1 stop20h 45m

$1,096

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Sun 9/28

12:30 am-6:10 pm

1 stop27h 40m

Seoul Gimpo Intl

Wed 10/29

8:15 pm-8:35 pm

1 stop38h 20m

$1,116

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Thu 10/2

12:30 am-12:50 pm

1 stop22h 20m

Seoul Gimpo Intl

Wed 10/29

8:15 pm-8:35 pm

1 stop38h 20m

$1,156

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Thu 10/30

4:40 pm-1:05 pm

2 stops30h 25m

Seoul Gimpo Intl

Thu 11/6

2:25 pm-5:16 am

2 stops29h 51m

$1,337

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 10/20

12:30 am-5:55 pm

2 stops27h 25m

Seoul Gimpo Intl

Mon 10/27

9:00 am-2:41 pm

3 stops43h 41m

$1,338

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 11/24

3:40 pm-1:05 pm

2 stops30h 25m

Seoul Gimpo Intl

Thu 11/27

2:25 pm-5:16 am

2 stops29h 51m

$1,379

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 11/24

8:48 am-1:05 pm

2 stops37h 17m

Seoul Gimpo Intl

Fri 11/28

2:25 pm-5:16 am

2 stops29h 51m

$1,404

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 Seoul Gimpo 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 day to depart on your flight to Seoul Gimpo Intl Airport?

On average, the least expensive day to fly to Seoul Gimpo Intl Airport from Chicago is on a Monday. momondo users have found tickets for Monday departures for as low as $1,111. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Seoul Gimpo Intl Airport is Saturday, with ticket prices averaging around $2,662.

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

According to our data, the cheapest time of day to fly to Seoul Gimpo Intl Airport is in the evening. momondo users have found flights departing from Chicago to Seoul Gimpo Intl Airport in the evening for as low as $1,185. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Seoul Gimpo Intl Airport is in the morning when prices are around $2,120.

When to book flights from Chicago to Seoul Gimpo Intl Airport

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

Cheap Chicago to Seoul Gimpo Intl Airport (CHI to GMP) flight deals and tips

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

Direct flights

None
There are no direct flights from Chicago to Seoul Gimpo Intl Airport. There are no popular flight routes from Chicago to Seoul Gimpo Intl Airport.
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  • How far is Chicago to Seoul Gimpo Intl by plane?

    A flight from Chicago to Seoul Gimpo Intl will travel around 6530.3 mi. By plane, this route typically takes 22h 20m.

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

    Prices for flights from Chicago to Seoul Gimpo Intl Airport are updated daily.

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

    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 to Seoul Gimpo Intl Airport.

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

    The required travel and health documents for your Seoul Gimpo Intl Airport 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 Gimpo Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Seoul for you.

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

momondo does allow users to show only those flights to Seoul from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to Seoul?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Seoul.

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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