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Cheap flights from Chicago to Seoul from $479

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 9/15. 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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Find the cheapest flights from Chicago to Seoul (CHI-GMP)

Cheap round-trip flights

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
$1,081EVA Air
Find Deal
Mon, Oct 20 - Tue, Jan 20
China Eastern Logo
7:00 am - 11:00 amORD-GMP
37h 00m2 stops
China Eastern Logo
12:00 pm - 5:36 pmGMP-ORD
44h 36m2 stops
$1,096China Eastern
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Wed, Nov 5 - Mon, Nov 17
EVA Air Logo
12:30 am - 12:50 pmORD-GMP
22h 20m1 stop
EVA Air Logo
8:15 pm - 7:35 pmGMP-ORD
38h 20m1 stop
$1,120EVA Air
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Thu, Oct 23 - Wed, Nov 5
EVA Air Logo
12:30 am - 12:50 pmORD-GMP
22h 20m1 stop
EVA Air Logo
1:50 pm - 8:45 pmGMP-ORD
20h 55m1 stop
$1,127EVA Air
Find Deal
Wed, Oct 1 - Fri, Oct 17
EVA Air Logo
12:30 am - 6:10 pmORD-GMP
27h 40m1 stop
EVA Air Logo
7:00 pm - 7:35 pmGMP-ORD
39h 35m1 stop
$1,149EVA Air
Find Deal
Sun, Oct 19 - Tue, Nov 25
EVA Air Logo
12:30 am - 6:10 pmORD-GMP
27h 40m1 stop
EVA Air Logo
1:50 pm - 7:35 pmGMP-ORD
20h 45m1 stop
$1,154EVA Air
Find Deal
Sun, Oct 19 - Sat, Dec 6
EVA Air Logo
12:30 am - 12:50 pmORD-GMP
22h 20m1 stop
EVA Air Logo
1:50 pm - 8:45 pmGMP-ORD
20h 55m1 stop
$1,160EVA Air
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Wed, Oct 1 - Sat, Oct 18
Logo
12:54 pm - 1:05 pmORD-GMP
34h 11m2 stops
Logo
9:10 am - 6:14 pmGMP-ORD
47h 04m3 stops
$1,218
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Thu, Sep 11 - Mon, Sep 15
Air China Logo
3:40 pm - 1:05 pmORD-GMP
30h 25m2 stops
Air China Logo
2:25 pm - 6:29 amGMP-ORD
31h 04m2 stops
$1,399Air China
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Mon, Nov 3 - Fri, Nov 14
Air China Logo
4:10 pm - 1:05 pmORD-GMP
30h 55m2 stops
Air China Logo
2:25 pm - 12:19 pmGMP-ORD
35h 54m2 stops
$1,428Air China
Find Deal
Mon, Sep 8 - Thu, Sep 18

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
Oct 20
ORD12:30 amChicago O'Hare Intl
28h 45m
1 stop
GMP7:15 pmSeoul Gimpo Intl
Jan 20
GMP7:00 pmSeoul Gimpo Intl
39h 35m
1 stop
ORD7:35 pmChicago O'Hare Intl
$1,081
Find similar
EVA Air
Oct 23
ORD12:30 amChicago O'Hare Intl
22h 20m
1 stop
GMP12:50 pmSeoul Gimpo Intl
Nov 5
GMP8:15 pmSeoul Gimpo Intl
38h 20m
1 stop
ORD7:35 pmChicago O'Hare Intl
$1,120
Find similar
EVA Air
Oct 1
ORD12:30 amChicago O'Hare Intl
22h 20m
1 stop
GMP12:50 pmSeoul Gimpo Intl
Oct 17
GMP1:50 pmSeoul Gimpo Intl
20h 55m
1 stop
ORD8:45 pmChicago O'Hare Intl
$1,127
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
Nov 3
ORD3:40 pmChicago O'Hare Intl
30h 25m
2 stops
GMP1:05 pmSeoul Gimpo Intl
Nov 14
GMP2:25 pmSeoul Gimpo Intl
31h 04m
2 stops
ORD6:29 amChicago O'Hare Intl
$1,399
Find similar
Air China
Sep 8
ORD4:10 pmChicago O'Hare Intl
30h 55m
2 stops
GMP1:05 pmSeoul Gimpo Intl
Sep 18
GMP2:25 pmSeoul Gimpo Intl
35h 54m
2 stops
ORD12:19 pmChicago O'Hare Intl
$1,428
Find similar
Air China
Nov 2
ORD7:10 amChicago O'Hare Intl
38h 55m
2 stops
GMP1:05 pmSeoul Gimpo Intl
Nov 14
GMP2:25 pmSeoul Gimpo Intl
31h 04m
2 stops
ORD6:29 amChicago O'Hare Intl
$1,429
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 August 28, 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 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

$1,081

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Wed 11/5

7:00 am-11:00 am

2 stops37h 00m

Seoul Gimpo Intl

Mon 11/17

12:00 pm-5:36 pm

2 stops44h 36m

$1,096

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Thu 10/23

12:30 am-12:50 pm

1 stop22h 20m

Seoul Gimpo Intl

Wed 11/5

8:15 pm-7:35 pm

1 stop38h 20m

$1,120

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Wed 10/1

12:30 am-12:50 pm

1 stop22h 20m

Seoul Gimpo Intl

Fri 10/17

1:50 pm-8:45 pm

1 stop20h 55m

$1,127

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Sun 10/19

12:30 am-6:10 pm

1 stop27h 40m

Seoul Gimpo Intl

Tue 11/25

7:00 pm-7:35 pm

1 stop39h 35m

$1,149

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Sun 10/19

12:30 am-6:10 pm

1 stop27h 40m

Seoul Gimpo Intl

Sat 12/6

1:50 pm-7:35 pm

1 stop20h 45m

$1,154

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Wed 10/1

12:30 am-12:50 pm

1 stop22h 20m

Seoul Gimpo Intl

Sat 10/18

1:50 pm-8:45 pm

1 stop20h 55m

$1,160

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Thu 9/11

12:54 pm-1:05 pm

2 stops34h 11m

Seoul Gimpo Intl

Mon 9/15

9:10 am-6:14 pm

3 stops47h 04m

$1,218

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 11/3

3:40 pm-1:05 pm

2 stops30h 25m

Seoul Gimpo Intl

Fri 11/14

2:25 pm-6:29 am

2 stops31h 04m

$1,399

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 9/8

4:10 pm-1:05 pm

2 stops30h 55m

Seoul Gimpo Intl

Thu 9/18

2:25 pm-12:19 pm

2 stops35h 54m

$1,428

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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