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

Prices for flights from Seoul Gimpo Intl Airport to Illinois were last updated today.

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

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 Seoul Gimpo Intl Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The necessary travel and health documents for your Illinois 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.

$550 Cheap Flights from Seoul Gimpo Intl Airport to Illinois in 2026

1 adult

0 bags

Find the cheapest flights from Seoul Gimpo Intl Airport to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:40 am - 2:55 pm

GMP

ORD

21h 15m

1 stop

5:45 pm - 11:05 am

ORD

GMP

27h 20m

1 stop

$1,022ANA

Mon, Sep 14 - Wed, Sep 16

7:40 am - 2:55 pm

GMP

ORD

21h 15m

1 stop

5:45 pm - 11:05 am

ORD

GMP

27h 20m

1 stop

$1,031ANA

Wed, Oct 7 - Wed, Oct 14

7:40 am - 2:55 pm

GMP

ORD

21h 15m

1 stop

5:45 pm - 6:35 pm

ORD

GMP

34h 50m

1 stop

$1,036ANA

Thu, Sep 17 - Wed, Sep 30

7:55 pm - 8:40 am

GMP

ORD

26h 45m

1 stop

11:00 am - 11:05 am

ORD

GMP

34h 05m

2 stops

$1,043ANA

Mon, Sep 14 - Wed, Sep 16

7:55 pm - 4:41 pm

GMP

ORD

34h 46m

2 stops

5:00 pm - 11:05 am

ORD

GMP

28h 05m

2 stops

$1,049ANA

Mon, Sep 14 - Wed, Sep 16

7:55 pm - 8:40 am

GMP

ORD

26h 45m

1 stop

5:45 pm - 6:35 pm

ORD

GMP

34h 50m

1 stop

$1,072ANA

Wed, Oct 7 - Fri, Oct 16

12:40 pm - 8:40 am

GMP

ORD

34h 00m

1 stop

5:45 pm - 11:05 am

ORD

GMP

27h 20m

1 stop

$1,078ANA

Tue, Sep 1 - Wed, Sep 30

7:55 pm - 8:40 am

GMP

ORD

26h 45m

1 stop

5:45 pm - 11:05 am

ORD

GMP

27h 20m

1 stop

$1,086ANA

Sun, Oct 4 - Fri, Oct 16

8:00 am - 2:25 pm

GMP

STL

20h 25m

2 stops

6:30 am - 9:15 pm

STL

GMP

24h 45m

2 stops

$1,551Japan Airlines

Thu, Sep 10 - Mon, Sep 14

8:00 am - 2:25 pm

GMP

STL

20h 25m

2 stops

6:30 am - 9:15 pm

STL

GMP

48h 45m

2 stops

$1,552Japan Airlines

Thu, Sep 10 - Mon, Sep 14

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ANA flights from Seoul Gimpo Intl Airport to Illinois

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

ANA

Sep 14

GMP7:40 amSeoul Gimpo Intl

21h 15m

1 stop

ORD2:55 pmChicago O'Hare Intl

Sep 16

ORD5:45 pmChicago O'Hare Intl

27h 20m

1 stop

GMP11:05 amSeoul Gimpo Intl

$1,022

ANA

Oct 7

GMP7:40 amSeoul Gimpo Intl

21h 15m

1 stop

ORD2:55 pmChicago O'Hare Intl

Oct 14

ORD5:45 pmChicago O'Hare Intl

27h 20m

1 stop

GMP11:05 amSeoul Gimpo Intl

$1,031

ANA

Sep 17

GMP7:40 amSeoul Gimpo Intl

21h 15m

1 stop

ORD2:55 pmChicago O'Hare Intl

Sep 30

ORD5:45 pmChicago O'Hare Intl

34h 50m

1 stop

GMP6:35 pmSeoul Gimpo Intl

$1,036

Japan Airlines flights from Seoul Gimpo Intl Airport to Illinois

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

Japan Airlines

Sep 10

GMP8:00 amSeoul Gimpo Intl

16h 45m

1 stop

ORD10:45 amChicago O'Hare Intl

Sep 14

ORD2:10 pmChicago O'Hare Intl

37h 45m

1 stop

GMP5:55 pmSeoul Gimpo Intl

$1,487

Japan Airlines

Sep 10

GMP8:00 amSeoul Gimpo Intl

16h 45m

1 stop

ORD10:45 amChicago O'Hare Intl

Sep 14

ORD2:10 pmChicago O'Hare Intl

37h 45m

1 stop

GMP5:55 pmSeoul Gimpo Intl

$1,488

Japan Airlines

Sep 10

GMP8:00 amSeoul Gimpo Intl

27h 25m

2 stops

ORD9:25 pmChicago O'Hare Intl

Sep 14

ORD2:10 pmChicago O'Hare Intl

17h 05m

1 stop

GMP9:15 pmSeoul Gimpo Intl

$1,492

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Mon 9/14

7:40 am-2:55 pm

1 stop21h 15m

Chicago O'Hare Intl

Wed 9/16

5:45 pm-11:05 am

1 stop27h 20m

$1,022

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Wed 10/7

7:40 am-2:55 pm

1 stop21h 15m

Chicago O'Hare Intl

Wed 10/14

5:45 pm-11:05 am

1 stop27h 20m

$1,031

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Thu 9/17

7:40 am-2:55 pm

1 stop21h 15m

Chicago O'Hare Intl

Wed 9/30

5:45 pm-6:35 pm

1 stop34h 50m

$1,036

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Mon 9/14

7:55 pm-8:40 am

1 stop26h 45m

Chicago O'Hare Intl

Wed 9/16

11:00 am-11:05 am

2 stops34h 05m

$1,043

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Mon 9/14

7:55 pm-4:41 pm

2 stops34h 46m

Chicago O'Hare Intl

Wed 9/16

5:00 pm-11:05 am

2 stops28h 05m

$1,049

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Wed 10/7

7:55 pm-8:40 am

1 stop26h 45m

Chicago O'Hare Intl

Fri 10/16

5:45 pm-6:35 pm

1 stop34h 50m

$1,072

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Tue 9/1

12:40 pm-8:40 am

1 stop34h 00m

Chicago O'Hare Intl

Wed 9/30

5:45 pm-11:05 am

1 stop27h 20m

$1,078

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Sun 10/4

7:55 pm-8:40 am

1 stop26h 45m

Chicago O'Hare Intl

Fri 10/16

5:45 pm-11:05 am

1 stop27h 20m

$1,086

Quickest round-trip

SeoulSt. Louis

GMP - STL

GMPSTL

Seoul Gimpo Intl

Thu 9/10

8:00 am-2:25 pm

2 stops20h 25m

Lambert-St Louis

Mon 9/14

6:30 am-9:15 pm

2 stops24h 45m

$1,551

SeoulSt. Louis

GMP - STL

GMPSTL

Seoul Gimpo Intl

Thu 9/10

8:00 am-2:25 pm

2 stops20h 25m

Lambert-St Louis

Mon 9/14

6:30 am-9:15 pm

2 stops48h 45m

$1,552

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 Seoul Gimpo Intl Airport to Illinois

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 airline that flies from Seoul Gimpo Intl to Illinois?

Japan Airlines is the most popular carrier operating from Seoul Gimpo Intl to Illinois

Cheap Seoul Gimpo Intl Airport to Illinois flight deals and tips

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

Fastest flight time	16h 45m
Direct flights	None

The fastest flight from Seoul Gimpo Intl Airport to Illinois takes 16h 45m

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

Search flight deals

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

When did momondo last update prices for flights from Seoul Gimpo Intl Airport to Illinois?
Prices for flights from Seoul Gimpo Intl Airport to Illinois were last updated today.
How old do you have to be to fly from Seoul Gimpo Intl Airport to Illinois?
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 Seoul Gimpo Intl Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The necessary travel and health documents for your Illinois 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 Seoul to Illinois?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seoul to Illinois. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Illinois from Seoul which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Seoul and Illinois 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 Seoul to Illinois right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Illinois from Seoul. 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.