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Cheap flights from Chicago O'Hare Intl Airport to Seoul from $397

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 12/8. 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.
EVA Air Logo
12:30 am - 6:10 pmORD-GMP
27h 40m1 stop
EVA Air Logo
8:20 pm - 9:00 pmGMP-ORD
38h 40m1 stop
$965EVA Air
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Sun, Apr 5 - Wed, Apr 29
EVA Air Logo
12:30 am - 12:50 pmORD-GMP
22h 20m1 stop
EVA Air Logo
1:50 pm - 9:00 pmGMP-ORD
21h 10m1 stop
$999EVA Air
Find Deal
Wed, Apr 8 - Sat, Apr 18
EVA Air Logo
11:30 pm - 6:00 pmORD-GMP
27h 30m1 stop
EVA Air Logo
7:00 pm - 8:35 pmGMP-ORD
39h 35m1 stop
$1,003EVA Air
Find Deal
Sun, Feb 22 - Tue, Mar 10
Multiple Airlines Logo
11:42 am - 1:05 pmORD-GMP
34h 23m3 stops
Multiple Airlines Logo
2:25 pm - 5:32 amGMP-ORD
30h 07m3 stops
$1,083Multiple Airlines
Find Deal
Mon, Nov 17 - Mon, Nov 24
Multiple Airlines Logo
11:42 am - 1:05 pmORD-GMP
34h 23m3 stops
Multiple Airlines Logo
2:25 pm - 6:25 amGMP-ORD
31h 00m2 stops
$1,128Multiple Airlines
Find Deal
Mon, Nov 17 - Mon, Nov 24
Japan Airlines Logo
6:00 am - 10:05 pmORD-GMP
25h 05m2 stops
Japan Airlines Logo
12:05 pm - 7:45 pmGMP-ORD
22h 40m2 stops
$1,303Japan Airlines
Find Deal
Tue, Dec 9 - Sun, Dec 14
Air China Logo
3:46 pm - 1:05 pmORD-GMP
30h 19m2 stops
Air China Logo
2:25 pm - 12:10 pmGMP-ORD
36h 45m2 stops
$1,499Air China
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Thu, Dec 4 - Thu, Dec 11
Air China Logo
2:30 pm - 1:05 pmORD-GMP
31h 35m2 stops
Air China Logo
8:50 am - 7:44 pmGMP-ORD
25h 54m2 stops
$1,537Air China
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Thu, Nov 27 - Wed, Dec 3
Japan Airlines Logo
5:35 pm - 6:20 pmORD-GMP
33h 45m1 stop
Japan Airlines Logo
12:05 pm - 7:30 amGMP-ORD
34h 25m1 stop
$1,592Japan Airlines
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Tue, Nov 25 - Wed, Dec 3
ANA Logo
4:25 pm - 11:20 amORD-GMP
27h 55m1 stop
ANA Logo
7:50 pm - 7:20 amGMP-ORD
26h 30m1 stop
$1,602ANA
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Tue, Feb 10 - Tue, Feb 24

EVA Air flights from Chicago O'Hare Intl Airport to Seoul Gimpo Intl Airport

Our best EVA Air deals on Chicago O'Hare Intl Airport to Seoul Gimpo Intl Airport flight tickets
EVA Air
Apr 5
ORD12:30 amChicago O'Hare Intl
27h 40m
1 stop
GMP6:10 pmSeoul Gimpo Intl
Apr 29
GMP8:20 pmSeoul Gimpo Intl
38h 40m
1 stop
ORD9:00 pmChicago O'Hare Intl
$965
Find similar
EVA Air
Apr 8
ORD12:30 amChicago O'Hare Intl
22h 20m
1 stop
GMP12:50 pmSeoul Gimpo Intl
Apr 18
GMP1:50 pmSeoul Gimpo Intl
21h 10m
1 stop
ORD9:00 pmChicago O'Hare Intl
$999
Find similar
EVA Air
Feb 22
ORD11:30 pmChicago O'Hare Intl
27h 30m
1 stop
GMP6:00 pmSeoul Gimpo Intl
Mar 10
GMP7:00 pmSeoul Gimpo Intl
39h 35m
1 stop
ORD8:35 pmChicago O'Hare Intl
$1,003
Find similar

Japan Airlines flights from Chicago O'Hare Intl Airport to Seoul Gimpo Intl Airport

Our best Japan Airlines deals on Chicago O'Hare Intl Airport to Seoul Gimpo Intl Airport flight tickets
Japan Airlines
Dec 9
ORD6:00 amChicago O'Hare Intl
25h 05m
2 stops
GMP10:05 pmSeoul Gimpo Intl
Dec 14
GMP12:05 pmSeoul Gimpo Intl
22h 40m
2 stops
ORD7:45 pmChicago O'Hare Intl
$1,303
Find similar
Japan Airlines
Nov 25
ORD5:35 pmChicago O'Hare Intl
33h 45m
1 stop
GMP6:20 pmSeoul Gimpo Intl
Dec 3
GMP12:05 pmSeoul Gimpo Intl
34h 25m
1 stop
ORD7:30 amChicago O'Hare Intl
$1,592
Find similar
Japan Airlines
Jan 16
ORD5:40 pmChicago O'Hare Intl
26h 15m
1 stop
GMP10:55 amSeoul Gimpo Intl
Jan 28
GMP7:40 pmSeoul Gimpo Intl
26h 55m
1 stop
ORD7:35 amChicago O'Hare Intl
$1,601
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 November 5, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport 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

Sun 4/5

12:30 am-6:10 pm

1 stop27h 40m

Seoul Gimpo Intl

Wed 4/29

8:20 pm-9:00 pm

1 stop38h 40m

$965

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Wed 4/8

12:30 am-12:50 pm

1 stop22h 20m

Seoul Gimpo Intl

Sat 4/18

1:50 pm-9:00 pm

1 stop21h 10m

$999

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Sun 2/22

11:30 pm-6:00 pm

1 stop27h 30m

Seoul Gimpo Intl

Tue 3/10

7:00 pm-8:35 pm

1 stop39h 35m

$1,003

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 11/17

11:42 am-1:05 pm

3 stops34h 23m

Seoul Gimpo Intl

Mon 11/24

2:25 pm-5:32 am

3 stops30h 07m

$1,083

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 11/17

11:42 am-1:05 pm

3 stops34h 23m

Seoul Gimpo Intl

Mon 11/24

2:25 pm-6:25 am

2 stops31h 00m

$1,128

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Tue 12/9

6:00 am-10:05 pm

2 stops25h 05m

Seoul Gimpo Intl

Sun 12/14

12:05 pm-7:45 pm

2 stops22h 40m

$1,303

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Thu 12/4

3:46 pm-1:05 pm

2 stops30h 19m

Seoul Gimpo Intl

Thu 12/11

2:25 pm-12:10 pm

2 stops36h 45m

$1,499

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Thu 11/27

2:30 pm-1:05 pm

2 stops31h 35m

Seoul Gimpo Intl

Wed 12/3

8:50 am-7:44 pm

2 stops25h 54m

$1,537

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Tue 11/25

5:35 pm-6:20 pm

1 stop33h 45m

Seoul Gimpo Intl

Wed 12/3

12:05 pm-7:30 am

1 stop34h 25m

$1,592

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Tue 2/10

4:25 pm-11:20 am

1 stop27h 55m

Seoul Gimpo Intl

Tue 2/24

7:50 pm-7:20 am

1 stop26h 30m

$1,602

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 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 O'Hare Intl Airport 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 O'Hare Intl Airport 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 O'Hare Intl Airport to Seoul Gimpo Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Seoul Gimpo Intl Airport (ORD to GMP) flight deals and tips

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

Direct flights

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

    The straight-line distance from Chicago O'Hare Intl to Seoul Gimpo Intl is 6517.5 mi. Typically, this will take 20h 30m by plane in normal conditions.

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

    Prices for flights from Chicago O'Hare Intl Airport to Seoul Gimpo Intl Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Seoul Gimpo Intl Airport.

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

    The necessary travel and health documents for your Seoul Gimpo Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Seoul. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Chicago to Seoul on momondo can be filtered to show those which offer flexible booking policies.

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?

Yes momondo offers price alerts on flights to Seoul from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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