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Cheap flights from Chicago O'Hare Intl Airport to Seoul from $490

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 1/25. 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 - 7:15 pm
ORD
-
GMP
28h 45m1 stop
EVA Air Logo
7:15 pm - 9:00 pm
GMP
-
ORD
39h 45m1 stop
$1,157EVA Air
Mon, Mar 16 - Tue, Mar 31
Multiple Airlines Logo
6:40 pm - 10:55 am
ORD
-
GMP
25h 15m2 stops
Multiple Airlines Logo
7:40 pm - 7:35 am
GMP
-
ORD
26h 55m1 stop
$1,331Multiple Airlines
Sat, Jan 24 - Sat, Jan 31
EVA Air Logo
11:30 pm - 7:15 pm
ORD
-
GMP
28h 45m1 stop
EVA Air Logo
1:50 pm - 7:35 pm
GMP
-
ORD
20h 45m1 stop
$1,364EVA Air
Mon, Jan 19 - Fri, Jan 30
Multiple Airlines Logo
8:00 am - 10:35 pm
ORD
-
GMP
23h 35m2 stops
Multiple Airlines Logo
8:40 am - 7:45 pm
GMP
-
ORD
26h 05m2 stops
$1,455Multiple Airlines
Tue, Feb 10 - Tue, Feb 17
Multiple Airlines Logo
4:25 pm - 2:40 pm
ORD
-
GMP
31h 15m1 stop
Multiple Airlines Logo
3:20 pm - 7:35 pm
GMP
-
ORD
43h 15m2 stops
$1,477Multiple Airlines
Tue, Jan 27 - Tue, Feb 10
Multiple Airlines Logo
11:30 pm - 7:15 pm
ORD
-
GMP
28h 45m1 stop
Multiple Airlines Logo
7:40 pm - 7:35 am
GMP
-
ORD
26h 55m1 stop
$1,525Multiple Airlines
Mon, Jan 19 - Wed, Jan 28
Multiple Airlines Logo
8:00 am - 10:35 pm
ORD
-
GMP
23h 35m2 stops
Multiple Airlines Logo
8:40 am - 7:45 pm
GMP
-
ORD
26h 05m2 stops
$1,533Multiple Airlines
Mon, Feb 9 - Mon, Feb 16
Multiple Airlines Logo
4:25 pm - 2:40 pm
ORD
-
GMP
31h 15m1 stop
Multiple Airlines Logo
2:00 pm - 7:35 pm
GMP
-
ORD
44h 35m2 stops
$1,543Multiple Airlines
Wed, Jan 21 - Wed, Jan 28
Air China Logo
1:00 pm - 1:05 pm
ORD
-
GMP
33h 05m2 stops
Air China Logo
2:25 pm - 11:39 pm
GMP
-
ORD
24h 14m2 stops
$1,574Air China
Mon, Jan 19 - Fri, Jan 30
Multiple Airlines Logo
8:00 am - 9:50 am
ORD
-
GMP
34h 50m3 stops
Multiple Airlines Logo
7:35 am - 8:10 pm
GMP
-
ORD
27h 35m3 stops
$1,587Multiple Airlines
Mon, Feb 9 - Mon, Feb 16

ANA flights from Chicago O'Hare Intl Airport to Seoul Gimpo Intl Airport

Our best ANA deals on Chicago O'Hare Intl Airport to Seoul Gimpo Intl Airport flight tickets
ANA
Jan 26
ORD4:25 pmChicago O'Hare Intl
27h 55m
1 stop
GMP11:20 amSeoul Gimpo Intl
Feb 2
GMP7:50 pmSeoul Gimpo Intl
26h 30m
1 stop
ORD7:20 amChicago O'Hare Intl
$1,615
Find similar
ANA
Feb 26
ORD4:25 pmChicago O'Hare Intl
27h 55m
1 stop
GMP11:20 amSeoul Gimpo Intl
May 21
GMP7:40 amSeoul Gimpo Intl
21h 15m
1 stop
ORD2:55 pmChicago O'Hare Intl
$1,626
Find similar
ANA
Mar 30
ORD5:45 pmChicago O'Hare Intl
27h 20m
1 stop
GMP11:05 amSeoul Gimpo Intl
Apr 21
GMP7:55 pmSeoul Gimpo Intl
23h 20m
2 stops
ORD5:15 amChicago O'Hare Intl
$1,632
Find similar

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
May 3
ORD12:30 amChicago O'Hare Intl
27h 40m
1 stop
GMP6:10 pmSeoul Gimpo Intl
May 20
GMP8:20 pmSeoul Gimpo Intl
38h 40m
1 stop
ORD9:00 pmChicago O'Hare Intl
$1,014
Find similar
EVA Air
May 3
ORD12:30 amChicago O'Hare Intl
27h 40m
1 stop
GMP6:10 pmSeoul Gimpo Intl
May 23
GMP1:50 pmSeoul Gimpo Intl
21h 10m
1 stop
ORD9:00 pmChicago O'Hare Intl
$1,054
Find similar
EVA Air
May 7
ORD12:30 amChicago O'Hare Intl
22h 20m
1 stop
GMP12:50 pmSeoul Gimpo Intl
May 22
GMP1:50 pmSeoul Gimpo Intl
21h 10m
1 stop
ORD9:00 pmChicago O'Hare Intl
$1,094
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 December 28, 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

Mon 3/16

12:30 am-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Tue 3/31

7:15 pm-9:00 pm

1 stop39h 45m

$1,157

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Sat 1/24

6:40 pm-10:55 am

2 stops25h 15m

Seoul Gimpo Intl

Sat 1/31

7:40 pm-7:35 am

1 stop26h 55m

$1,331

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 1/19

11:30 pm-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Fri 1/30

1:50 pm-7:35 pm

1 stop20h 45m

$1,364

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Tue 2/10

8:00 am-10:35 pm

2 stops23h 35m

Seoul Gimpo Intl

Tue 2/17

8:40 am-7:45 pm

2 stops26h 05m

$1,455

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Tue 1/27

4:25 pm-2:40 pm

1 stop31h 15m

Seoul Gimpo Intl

Tue 2/10

3:20 pm-7:35 pm

2 stops43h 15m

$1,477

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 1/19

11:30 pm-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Wed 1/28

7:40 pm-7:35 am

1 stop26h 55m

$1,525

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 2/9

8:00 am-10:35 pm

2 stops23h 35m

Seoul Gimpo Intl

Mon 2/16

8:40 am-7:45 pm

2 stops26h 05m

$1,533

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Wed 1/21

4:25 pm-2:40 pm

1 stop31h 15m

Seoul Gimpo Intl

Wed 1/28

2:00 pm-7:35 pm

2 stops44h 35m

$1,543

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 1/19

1:00 pm-1:05 pm

2 stops33h 05m

Seoul Gimpo Intl

Fri 1/30

2:25 pm-11:39 pm

2 stops24h 14m

$1,574

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 2/9

8:00 am-9:50 am

3 stops34h 50m

Seoul Gimpo Intl

Mon 2/16

7:35 am-8:10 pm

3 stops27h 35m

$1,587

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.

Can stopping save me money on Chicago O'Hare Intl Airport to Seoul Gimpo Intl Airport flights?

You could potentially save up to 42% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Seoul Gimpo Intl Airport flight.

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

Fastest flight time

20h 30m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Seoul Gimpo Intl Airport takes 20h 30m
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.
Search flight deals

  • 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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