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Cheap flights from Chicago O'Hare Intl Airport to Seoul from $628

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 11/12. 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

China Eastern Logo
7:00 am - 11:00 amORD-GMP
37h 00m2 stops
China Eastern Logo
12:00 pm - 5:45 pmGMP-ORD
44h 45m2 stops
$1,085China Eastern
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mer., nov. 5 - lun., nov. 17
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
$1,121EVA Air
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lun., oct. 20 - mar., janv. 20
EVA Air Logo
11:30 pm - 6:00 pmORD-GMP
27h 30m1 stop
EVA Air Logo
1:50 pm - 7:35 pmGMP-ORD
20h 45m1 stop
$1,190EVA Air
Find Deal
dim., nov. 9 - sam., nov. 15
EVA Air Logo
11:30 pm - 6:00 pmORD-GMP
27h 30m1 stop
EVA Air Logo
8:15 pm - 7:35 pmGMP-ORD
38h 20m1 stop
$1,221EVA Air
Find Deal
dim., nov. 30 - mer., déc. 24
EVA Air Logo
11:30 pm - 6:00 pmORD-GMP
27h 30m1 stop
EVA Air Logo
1:50 pm - 7:35 pmGMP-ORD
20h 45m1 stop
$1,261EVA Air
Find Deal
dim., nov. 30 - ven., déc. 26
Logo
12:30 am - 6:10 pmORD-GMP
27h 40m1 stop
Logo
7:55 am - 3:45 pmGMP-ORD
21h 50m1 stop
$1,265
Find Deal
dim., sept. 28 - lun., oct. 13
Air China Logo
7:10 am - 1:05 pmORD-GMP
38h 55m2 stops
Air China Logo
2:25 pm - 11:10 pmGMP-ORD
47h 45m2 stops
$1,338Air China
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mer., nov. 19 - mar., déc. 2
Air China Logo
1:00 pm - 1:05 pmORD-GMP
33h 05m2 stops
Air China Logo
2:25 pm - 11:10 pmGMP-ORD
47h 45m2 stops
$1,349Air China
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lun., nov. 17 - mar., déc. 2
ANA Logo
4:25 pm - 11:20 amORD-GMP
27h 55m1 stop
ANA Logo
7:50 pm - 7:20 amGMP-ORD
26h 30m1 stop
$1,603ANA
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mer., nov. 5 - mar., nov. 11
ANA Logo
4:25 pm - 11:20 amORD-GMP
27h 55m1 stop
ANA Logo
7:50 pm - 5:16 amGMP-ORD
24h 26m2 stops
$1,616ANA
Find Deal
mer., nov. 5 - mar., nov. 11

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
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
$1,121
Find similar
EVA Air
Nov 9
ORD11:30 pmChicago O'Hare Intl
27h 30m
1 stop
GMP6:00 pmSeoul Gimpo Intl
Nov 15
GMP1:50 pmSeoul Gimpo Intl
20h 45m
1 stop
ORD7:35 pmChicago O'Hare Intl
$1,190
Find similar
EVA Air
Nov 30
ORD11:30 pmChicago O'Hare Intl
27h 30m
1 stop
GMP6:00 pmSeoul Gimpo Intl
Dec 23
GMP7:00 pmSeoul Gimpo Intl
39h 35m
1 stop
ORD7:35 pmChicago O'Hare Intl
$1,221
Find similar

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

Our best Air China deals on Chicago O'Hare Intl Airport to Seoul Gimpo Intl Airport flight tickets
Air China
Nov 19
ORD7:10 amChicago O'Hare Intl
38h 55m
2 stops
GMP1:05 pmSeoul Gimpo Intl
Dec 2
GMP2:25 pmSeoul Gimpo Intl
47h 45m
2 stops
ORD11:10 pmChicago O'Hare Intl
$1,338
Find similar
Air China
Nov 17
ORD1:00 pmChicago O'Hare Intl
33h 05m
2 stops
GMP1:05 pmSeoul Gimpo Intl
Dec 2
GMP2:25 pmSeoul Gimpo Intl
47h 45m
2 stops
ORD11:10 pmChicago O'Hare Intl
$1,349
Find similar
Air China
Dec 4
ORD9:10 amChicago O'Hare Intl
36h 55m
2 stops
GMP1:05 pmSeoul Gimpo Intl
Dec 27
GMP2:25 pmSeoul Gimpo Intl
45h 00m
2 stops
ORD8:25 pmChicago O'Hare Intl
$1,500
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 septembre 14, 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

mer. 11/5

7:00 am-11:00 am

2 stops37h 00m

Seoul Gimpo Intl

lun. 11/17

12:00 pm-5:45 pm

2 stops44h 45m

$1,085

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

lun. 10/20

12:30 am-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

mar. 1/20

7:00 pm-7:35 pm

1 stop39h 35m

$1,121

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

dim. 11/9

11:30 pm-6:00 pm

1 stop27h 30m

Seoul Gimpo Intl

sam. 11/15

1:50 pm-7:35 pm

1 stop20h 45m

$1,190

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

dim. 11/30

11:30 pm-6:00 pm

1 stop27h 30m

Seoul Gimpo Intl

mer. 12/24

8:15 pm-7:35 pm

1 stop38h 20m

$1,221

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

dim. 11/30

11:30 pm-6:00 pm

1 stop27h 30m

Seoul Gimpo Intl

ven. 12/26

1:50 pm-7:35 pm

1 stop20h 45m

$1,261

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

dim. 9/28

12:30 am-6:10 pm

1 stop27h 40m

Seoul Gimpo Intl

lun. 10/13

7:55 am-3:45 pm

1 stop21h 50m

$1,265

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

mer. 11/19

7:10 am-1:05 pm

2 stops38h 55m

Seoul Gimpo Intl

mar. 12/2

2:25 pm-11:10 pm

2 stops47h 45m

$1,338

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

lun. 11/17

1:00 pm-1:05 pm

2 stops33h 05m

Seoul Gimpo Intl

mar. 12/2

2:25 pm-11:10 pm

2 stops47h 45m

$1,349

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

mer. 11/5

4:25 pm-11:20 am

1 stop27h 55m

Seoul Gimpo Intl

mar. 11/11

7:50 pm-7:20 am

1 stop26h 30m

$1,603

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

mer. 11/5

4:25 pm-11:20 am

1 stop27h 55m

Seoul Gimpo Intl

mar. 11/11

7:50 pm-5:16 am

2 stops24h 26m

$1,616

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 21h 05m 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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