What is the cheapest airline that flies from Illinois to Seoul Gimpo Intl?

EVA Air and Japan Airlines are the most popular carriers operating from Illinois to Seoul Gimpo Intl

How long does it take to fly to Seoul Gimpo Intl Airport?

Flight times from Illinois to Seoul Gimpo Intl Airport vary, but if you’re flying out of Chicago and flying into Incheon Intl Airport (one of the most popular routes), then the duration is 15h 48m on average. Another popular route from Illinois to Seoul Gimpo Intl Airport is flying from Moline to Incheon Intl Airport, which will take roughly 23h 52m. Keep in mind that layovers or delays could extend your travel time.

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

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

How many operators does momondo search for flights from Illinois to Seoul Gimpo Intl Airport?

The number of operators available for flights from Illinois to Seoul Gimpo Intl Airport is 1 as of September 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois 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.

$625 Cheap Flights from Illinois to Seoul Gimpo Intl Airport in 2026

Find the cheapest flights from Illinois to Seoul

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:30 pm - 7:15 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

28h 45m1 stop Taipei City Taiwan Taoyuan Intl

1:50 pm - 8:35 pmGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

20h 45m1 stop Taipei City Sung Shan

$1,145EVA Air

Mon, Mar 1 - Sat, Mar 20

11:30 pm - 6:00 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

27h 30m1 stop Taipei City Taiwan Taoyuan Intl

7:15 pm - 9:00 pmGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

39h 45m1 stop Taipei City Sung Shan

$1,159EVA Air

Sun, Feb 28 - Tue, Jun 15

11:30 pm - 6:00 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

27h 30m1 stop Taipei City Taiwan Taoyuan Intl

1:50 pm - 7:35 pmGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

20h 45m1 stop Taipei City Sung Shan

$1,201EVA Air

Sun, Nov 8 - Sat, Nov 21

5:55 pm - 6:00 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

33h 05m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

7:15 pm - 9:00 pmGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

39h 45m1 stop Taipei City Sung Shan

$1,229Multiple Airlines

Sun, Feb 28 - Tue, Jun 15

12:30 am - 6:10 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

27h 40m1 stop Taipei City Taiwan Taoyuan Intl

8:15 pm - 8:35 pmGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

38h 20m1 stop Taipei City Sung Shan

$1,253EVA Air

Sun, Oct 11 - Wed, Oct 28

9:21 pm - 10:30 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

34h 09m2 stops Toronto Pearson Intl Tokyo Haneda

8:35 am - 2:37 pmGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

45h 02m2 stops Beijing Capital Vancouver Intl

$1,302Multiple Airlines

Sun, Nov 15 - Fri, Nov 27

1:30 pm - 10:05 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

17h 35m1 stop Tokyo Haneda

8:15 am - 10:00 amGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

16h 45m1 stop Tokyo Haneda

$1,314Japan Airlines

Mon, Nov 30 - Thu, Dec 10

1:30 pm - 10:05 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

17h 35m1 stop Tokyo Haneda

8:15 am - 10:00 amGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

16h 45m1 stop Tokyo Haneda

$1,314Japan Airlines

Tue, Nov 3 - Mon, Nov 16

1:30 pm - 10:05 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

17h 35m1 stop Tokyo Haneda

8:15 am - 10:00 amGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

16h 45m1 stop Tokyo Haneda

$1,315Japan Airlines

Sun, Jan 10 - Thu, Feb 18

2:10 pm - 9:15 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

17h 05m1 stop Tokyo Haneda

8:15 am - 11:00 amGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

16h 45m1 stop Tokyo Haneda

$1,315Japan Airlines

Mon, Oct 19 - Mon, Oct 26

Cheap last minute flights

Enter your travel dates to find the best prices.

12:30 am - 7:15 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

28h 45m1 stop Taipei City Taiwan Taoyuan Intl

7:15 pm - 8:45 pmGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

39h 30m1 stop Taipei City Sung Shan

$1,124EVA Air

Mon, Sep 14 - Tue, Sep 22

2:10 pm - 9:15 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

17h 05m1 stop Tokyo Haneda

8:00 am - 10:45 amGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

16h 45m1 stop Tokyo Haneda

$1,315Japan Airlines

Tue, Sep 15 - Fri, Oct 16

2:10 pm - 9:15 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

17h 05m1 stop Tokyo Haneda

7:15 pm - 10:45 amGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

29h 30m1 stop Tokyo Haneda

$1,362Japan Airlines

Mon, Sep 14 - Wed, Sep 16

2:10 pm - 9:15 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

17h 05m1 stop Tokyo Haneda

8:00 am - 10:45 amGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

16h 45m1 stop Tokyo Haneda

$1,366Japan Airlines

Tue, Sep 15 - Fri, Sep 25

2:10 pm - 9:15 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

17h 05m1 stop Tokyo Haneda

7:15 pm - 10:45 amGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

29h 30m1 stop Tokyo Haneda

$1,437Japan Airlines

Sun, Sep 13 - Sat, Sep 19

2:10 pm - 9:15 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

17h 05m1 stop Tokyo Haneda

7:15 pm - 10:45 amGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

29h 30m1 stop Tokyo Haneda

$1,438Japan Airlines

Sun, Sep 13 - Sat, Sep 19

5:00 am - 5:55 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

22h 55m2 stops Dallas/Fort Worth Tokyo Haneda

8:00 am - 3:53 pmGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

21h 53m2 stops Tokyo Haneda Los Angeles

$1,447Multiple Airlines

Sun, Sep 13 - Tue, Sep 15

2:10 pm - 9:15 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

17h 05m1 stop Tokyo Haneda

8:00 am - 10:45 amGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

16h 45m1 stop Tokyo Haneda

$1,450Japan Airlines

Mon, Sep 14 - Fri, Sep 18

2:10 pm - 9:15 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

17h 05m1 stop Tokyo Haneda

7:15 pm - 10:45 amGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

29h 30m1 stop Tokyo Haneda

$1,451Japan Airlines

Sun, Sep 13 - Sat, Sep 19

9:55 am - 9:15 pmORD Chicago O'Hare Intl-GMP Seoul Gimpo Intl

21h 20m2 stops Los Angeles Tokyo Haneda

8:00 am - 10:45 amGMP Seoul Gimpo Intl-ORD Chicago O'Hare Intl

16h 45m1 stop Tokyo Haneda

$1,467Japan Airlines

Mon, Sep 14 - Fri, Sep 18

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Japan Airlines flights from Illinois to Seoul Gimpo Intl Airport

Our best Japan Airlines deals on Illinois to Seoul Gimpo Intl Airport flight tickets

Japan Airlines

Nov 30

ORD1:30 pmChicago O'Hare Intl

17h 35m

1 stop

GMP10:05 pmSeoul Gimpo Intl

Dec 10

GMP8:15 amSeoul Gimpo Intl

16h 45m

1 stop

ORD10:00 amChicago O'Hare Intl

$1,314

Japan Airlines

Nov 30

ORD1:30 pmChicago O'Hare Intl

17h 35m

1 stop

GMP10:05 pmSeoul Gimpo Intl

Dec 10

GMP8:15 amSeoul Gimpo Intl

16h 45m

1 stop

ORD10:00 amChicago O'Hare Intl

$1,315

Japan Airlines

Oct 26

ORD2:30 pmChicago O'Hare Intl

30h 15m

1 stop

GMP10:45 amSeoul Gimpo Intl

Nov 9

GMP8:15 amSeoul Gimpo Intl

16h 45m

1 stop

ORD10:00 amChicago O'Hare Intl

$1,319

EVA Air flights from Illinois to Seoul Gimpo Intl Airport

Our best EVA Air deals on Illinois to Seoul Gimpo Intl Airport flight tickets

EVA Air

Sep 14

ORD12:30 amChicago O'Hare Intl

28h 45m

1 stop

GMP7:15 pmSeoul Gimpo Intl

Sep 22

GMP7:15 pmSeoul Gimpo Intl

39h 30m

1 stop

ORD8:45 pmChicago O'Hare Intl

$1,124

EVA Air

Sep 17

ORD12:30 amChicago O'Hare Intl

22h 20m

1 stop

GMP12:50 pmSeoul Gimpo Intl

Sep 22

GMP7:15 pmSeoul Gimpo Intl

39h 30m

1 stop

ORD8:45 pmChicago O'Hare Intl

$1,182

EVA Air

Nov 8

ORD11:30 pmChicago O'Hare Intl

27h 30m

1 stop

GMP6:00 pmSeoul Gimpo Intl

Nov 21

GMP1:50 pmSeoul Gimpo Intl

20h 45m

1 stop

ORD7:35 pmChicago O'Hare Intl

$1,201

momondo Fare Finder

Use the filters below to find and compare flights from Illinois to Seoul Gimpo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoSeoul

ORD Chicago O'Hare Intl - GMP Seoul Gimpo Intl

ORDGMP

Chicago O'Hare Intl

Mon 3/1

11:30 pm-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Sat 3/20

1:50 pm-8:35 pm

1 stop20h 45m

$1,145

ChicagoSeoul

ORD Chicago O'Hare Intl - GMP Seoul Gimpo Intl

ORDGMP

Chicago O'Hare Intl

Sun 2/28

11:30 pm-6:00 pm

1 stop27h 30m

Seoul Gimpo Intl

Tue 6/15

7:15 pm-9:00 pm

1 stop39h 45m

$1,159

ChicagoSeoul

ORD Chicago O'Hare Intl - GMP Seoul Gimpo Intl

ORDGMP

Chicago O'Hare Intl

Sun 11/8

11:30 pm-6:00 pm

1 stop27h 30m

Seoul Gimpo Intl

Sat 11/21

1:50 pm-7:35 pm

1 stop20h 45m

$1,201

ChicagoSeoul

ORD Chicago O'Hare Intl - GMP Seoul Gimpo Intl

ORDGMP

Chicago O'Hare Intl

Sun 2/28

5:55 pm-6:00 pm

2 stops33h 05m

Seoul Gimpo Intl

Tue 6/15

7:15 pm-9:00 pm

1 stop39h 45m

$1,229

ChicagoSeoul

ORD Chicago O'Hare Intl - GMP Seoul Gimpo Intl

ORDGMP

Chicago O'Hare Intl

Sun 10/11

12:30 am-6:10 pm

1 stop27h 40m

Seoul Gimpo Intl

Wed 10/28

8:15 pm-8:35 pm

1 stop38h 20m

$1,253

ChicagoSeoul

ORD Chicago O'Hare Intl - GMP Seoul Gimpo Intl

ORDGMP

Chicago O'Hare Intl

Sun 11/15

9:21 pm-10:30 pm

2 stops34h 09m

Seoul Gimpo Intl

Fri 11/27

8:35 am-2:37 pm

2 stops45h 02m

$1,302

ChicagoSeoul

ORD Chicago O'Hare Intl - GMP Seoul Gimpo Intl

ORDGMP

Chicago O'Hare Intl

Mon 11/30

1:30 pm-10:05 pm

1 stop17h 35m

Seoul Gimpo Intl

Thu 12/10

8:15 am-10:00 am

1 stop16h 45m

$1,314

ChicagoSeoul

ORD Chicago O'Hare Intl - GMP Seoul Gimpo Intl

ORDGMP

Chicago O'Hare Intl

Tue 11/3

1:30 pm-10:05 pm

1 stop17h 35m

Seoul Gimpo Intl

Mon 11/16

8:15 am-10:00 am

1 stop16h 45m

$1,314

ChicagoSeoul

ORD Chicago O'Hare Intl - GMP Seoul Gimpo Intl

ORDGMP

Chicago O'Hare Intl

Sun 1/10

1:30 pm-10:05 pm

1 stop17h 35m

Seoul Gimpo Intl

Thu 2/18

8:15 am-10:00 am

1 stop16h 45m

$1,315

Quickest round-trip

ChicagoSeoul

ORD Chicago O'Hare Intl - GMP Seoul Gimpo Intl

ORDGMP

Chicago O'Hare Intl

Mon 10/19

2:10 pm-9:15 pm

1 stop17h 05m

Seoul Gimpo Intl

Mon 10/26

8:15 am-11:00 am

1 stop16h 45m

$1,315

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois 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

Prices

Airlines

Other information

Can stopping save me money on Illinois to Seoul Gimpo Intl Airport flights?

You could potentially save up to 8% on your flight if you consider stops on a Illinois to Seoul Gimpo Intl Airport flight.

Cheap Illinois to Seoul Gimpo Intl Airport flight deals and tips

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

Best Price Found	$625
Fastest flight time	17h 05m
Direct flights	None

The best one-way flight to Seoul Gimpo Intl Airport from Illinois in the past 72 hours is $625. The best round-trip flight deal from Illinois to Seoul Gimpo Intl Airport found on momondo in the last 72 hours is $1,145.

The fastest flight from Illinois to Seoul Gimpo Intl Airport takes 17h 05m

There are no direct flights from Illinois to Seoul Gimpo Intl Airport. There are no popular flight routes from Illinois to Seoul Gimpo Intl Airport.

Search flight deals

Frequently asked questions about flying from Illinois to Seoul Gimpo Intl Airport

When did momondo last update prices for flights from Illinois to Seoul Gimpo Intl Airport?
Prices for flights from Illinois to Seoul Gimpo Intl Airport are updated daily.
How many operators does momondo search for flights from Illinois to Seoul Gimpo Intl Airport?
The number of operators available for flights from Illinois to Seoul Gimpo Intl Airport is 1 as of September 2026.
How old do you have to be to fly from Illinois to Seoul Gimpo Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois 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.

Best airlines flying from Illinois to Seoul Gimpo Intl Airport

Compare and see reviews for airlines that fly from Illinois to Seoul Gimpo Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Japan Airlines	PriceFrom $1,098	Free Cancellation	Rating 8.3 1,911 reviews		Search Japan Airlines flights

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

Yes. momondo enables you to select and highlight flights to Seoul from Illinois with this policy.

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

momondo provides multiple filters to help you find the best flight to Seoul from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Illinois to Seoul right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seoul, momondo offers a useful price alert feature which will track prices for flights to Seoul from Illinois and alert you when they change.

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Flights to Incheon Intl Airportfrom $615

Cheap flights from Illinois to Seoul from $625

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Seoul departing on 9/28. 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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Japan Airlines flights from Illinois to Seoul Gimpo Intl Airport

Our best Japan Airlines deals on Illinois to Seoul Gimpo Intl Airport flight tickets

EVA Air flights from Illinois to Seoul Gimpo Intl Airport

Our best EVA Air deals on Illinois to Seoul Gimpo Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Illinois to Seoul Gimpo Intl Airport that are best for you.

See travel insights to Seoul from

How to get the cheapest flight ticket from Illinois to Seoul Gimpo Intl Airport

Can stopping save me money on Illinois to Seoul Gimpo Intl Airport flights?

What is the cheapest airline that flies from Illinois to Seoul Gimpo Intl?

How long does it take to fly to Seoul Gimpo Intl Airport?

Cheap Illinois to Seoul Gimpo Intl Airport flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Illinois to Seoul Gimpo Intl Airport

Best airlines flying from Illinois to Seoul Gimpo Intl Airport

Compare and see reviews for airlines that fly from Illinois to Seoul Gimpo Intl Airport with momondo

Why use momondo?

An easier way to manage your Seoul Gimpo Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Seoul

Popular cities in South Korea

Popular flights according to clicks in the last 7 days on momondo

Illinois flight routes

According to popular flight searches on momondo this year

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According to popular flight searches on momondo this year

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List of cabin classes available on flights landing in Seoul. Availability may vary depending on flight origin and airline.

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According to popular flight searches on momondo this year