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$673+ Cheap flights from Gimpo Intl (GMP) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/27. Fares are subject to change and may not be available on all flights or dates of travel.
GMP — ORD
Dec 2 — Dec 91
Tue 12/2
Tue 12/9
1 adult, Economy
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Cheap flight deals from Gimpo Intl to Illinois

Keep the following information in mind while searching for Gimpo Intl to Illinois flight deals. Data was last updated November 2, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$878
(FlightHub)

One-way from

$673
(Mytrip)

Popular in

January

Cheapest in

November

Average price

$820
Provider with most accurate pricing for Seoul (SEL)-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Seoul (SEL)-Chicago (CHI) flights.
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From Seoul Gimpo Intl to Illinois
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One-way flight from Seoul Gimpo Intl to Illinois
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Highest demand for flights based on searches. 2% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Gimpo Intl to Illinois

Cheapest flights from Gimpo Intl to Illinois
Explore the most affordable flight options available from Gimpo Intl to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 2, 2025.

This FlightHub deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:05 pmGMP - ORD
1 stop34h 25mJapan Airlines
Wed 2/115:40 pmORD - GMP
1 stop37h 25mJapan Airlines
Deal found 11/1$878
This FlightHub deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:40 pmGMP - ORD
1 stop26h 50mJapan Airlines
Thu 2/125:40 pmORD - GMP
1 stop33h 40mJapan Airlines
Deal found 11/2$1,055
This WhyPayMore deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/217:50 pmGMP - ORD
1 stop26h 30mANA
Thu 11/274:25 pmORD - GMP
1 stop27h 55mANA
Deal found 10/31$1,150
This WhyPayMore deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1112:05 pmGMP - ORD
1 stop34h 25mJapan Airlines
Tue 11/255:35 pmORD - GMP
1 stop26h 20mJapan Airlines
Deal found 11/1$1,318
This Japan Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/207:40 pmGMP - ORD
1 stop26h 50mJapan Airlines
Thu 11/275:35 pmORD - GMP
1 stop33h 45mJapan Airlines
Deal found 10/31$1,356
This Gotogate deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1712:05 pmGMP - ORD
1 stop34h 25mJapan Airlines
Tue 11/255:35 pmORD - GMP
1 stop26h 20mJapan Airlines
Deal found 11/1$1,378
This Japan Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/118:00 amGMP - ORD
2 stops18h 48mMultiple Airlines
Tue 11/255:35 pmORD - GMP
1 stop33h 45mMultiple Airlines
Deal found 11/1$1,388
This ANA deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/237:50 pmGMP - ORD
1 stop26h 30mANA
Sun 11/304:25 pmORD - GMP
1 stop27h 55mANA
Deal found 10/31$1,390
This Ovago deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/187:40 pmGMP - ORD
1 stop26h 50mJapan Airlines
Thu 11/275:35 pmORD - GMP
1 stop26h 20mJapan Airlines
Deal found 10/31$1,395
This Mytrip deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/241:30 pmGMP - ORD
2 stops33h 05mMultiple Airlines
Sun 11/307:10 amORD - GMP
2 stops24h 25mMultiple Airlines
Deal found 11/2$1,401
This Japan Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/227:40 pmGMP - ORD
1 stop26h 50mJapan Airlines
Wed 11/265:35 pmORD - GMP
1 stop26h 20mJapan Airlines
Deal found 10/31$1,409
This Japan Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/78:00 amGMP - STL
2 stops19h 39mMultiple Airlines
Tue 11/117:01 amSTL - GMP
2 stops24h 04mMultiple Airlines
Deal found 10/31$1,444

Cheapflights Fare Finder

 
Customize your flight search to find flights from Gimpo Intl to Illinois 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, Cheapflights users made 2,558,603 searches. Data last updated November 2, 2025.
Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to Illinois that are best for you.

Fly from

Gimpo Intl

Fly to

Illinois

Route

Depart

Return

Price

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Wed 12/24

12:05 pm-7:30 am

1 stop34h 25m

Chicago O'Hare Intl

Wed 2/11

5:40 pm-10:05 pm

1 stop37h 25m

$878

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Tue 12/23

7:40 pm-7:30 am

1 stop26h 50m

Chicago O'Hare Intl

Thu 2/12

5:40 pm-6:20 pm

1 stop33h 40m

$1,055

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Tue 1/20

7:50 pm-7:20 am

1 stop26h 30m

Chicago O'Hare Intl

Fri 1/30

4:25 pm-10:30 pm

1 stop39h 05m

$1,057

SeoulSt. Louis

GMP - STL

GMPSTL

Seoul Gimpo Intl

Thu 2/19

7:50 pm-12:25 pm

2 stops31h 35m

Lambert-St Louis

Mon 2/23

11:25 am-10:30 pm

2 stops44h 05m

$1,245

SeoulSt. Louis

GMP - STL

GMPSTL

Seoul Gimpo Intl

Sat 4/11

7:55 am-2:26 pm

2 stops20h 31m

Lambert-St Louis

Tue 4/21

7:20 am-6:00 pm

2 stops20h 40m

$1,266

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Tue 11/18

7:40 pm-7:30 am

1 stop26h 50m

Chicago O'Hare Intl

Thu 11/27

5:35 pm-10:55 am

1 stop26h 20m

$1,395

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Mon 11/24

1:30 pm-7:35 am

2 stops33h 05m

Chicago O'Hare Intl

Sun 11/30

7:10 am-10:35 pm

2 stops24h 25m

$1,401

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Sat 11/22

7:40 pm-7:30 am

1 stop26h 50m

Chicago O'Hare Intl

Wed 11/26

5:35 pm-10:55 am

1 stop26h 20m

$1,409

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Mon 11/17

1:30 pm-7:35 am

2 stops33h 05m

Chicago O'Hare Intl

Tue 11/25

4:25 pm-2:40 pm

1 stop31h 15m

$1,413

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Fri 11/21

7:40 pm-7:30 am

1 stop26h 50m

Chicago O'Hare Intl

Wed 11/26

5:35 pm-10:55 am

1 stop26h 20m

$1,438

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 19 results
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Best time to book a flight from Gimpo Intl to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Gimpo Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seoul Gimpo Intl Airport to Illinois
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Gimpo Intl to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seoul Gimpo Intl Airport to Illinois?

    There are many flights that can get you from Seoul Gimpo Intl Airport to Illinois in 26h 30m. Fly via Japan Airlines or ANA to get the fastest option. Airlines will cover a distance of 6517 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Gimpo Intl to Illinois that include hotel bookings?

    Yes. In addition to deals on Gimpo Intl to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Gimpo Intl to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gimpo Intl to Illinois.

  • Can I find deals for business class flights from Gimpo Intl to Illinois?

    Yes. Cheapflights offers flight deals from Gimpo Intl to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Alternative routes for Gimpo Intl to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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