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$751+ 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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
GMP — ORD
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This Japan Airlines deal was found by Cheapflights users on 12/15. 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 12/238:00 amGMP - ORD
2 stops18h 44mMultiple Airlines
Thu 2/125:40 pmORD - GMP
1 stop33h 40mMultiple Airlines
Deal found 12/15$1,371
This WhyPayMore deal was found by Cheapflights users on 12/15. 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.
Thu 12/2512:25 pmGMP - ORD
1 stop33h 55mANA
Wed 1/74:25 pmORD - GMP
1 stop27h 55mANA
Deal found 12/15$1,397
This Ovago deal was found by Cheapflights users on 12/17. 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.
Thu 12/2512:25 pmGMP - ORD
1 stop33h 55mANA
Fri 1/210:30 amORD - GMP
1 stop21h 00mANA
Deal found 12/17$1,401
This FlightHub deal was found by Cheapflights users on 12/15. 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 12/2412:25 pmGMP - ORD
1 stop33h 55mANA
Wed 2/114:25 pmORD - GMP
1 stop27h 55mANA
Deal found 12/15$1,417
This Japan Airlines deal was found by Cheapflights users on 12/15. 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 12/258:00 amGMP - ORD
2 stops20h 44mMultiple Airlines
Thu 2/125:40 pmORD - GMP
1 stop33h 40mMultiple Airlines
Deal found 12/15$1,429
This Cheapflightsfares deal was found by Cheapflights users on 12/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:50 pmGMP - ORD
1 stop26h 30mANA
Sat 1/34:25 pmORD - GMP
1 stop27h 55mANA
Deal found 12/17$1,447
This Booking.com deal was found by Cheapflights users on 12/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:45 amGMP - ORD
1 stop21h 05mANA
Sun 1/44:25 pmORD - GMP
1 stop35h 10mANA
Deal found 12/17$1,481
This Trip.com deal was found by Cheapflights users on 12/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:50 pmGMP - ORD
1 stop26h 30mANA
Mon 1/124:25 pmORD - GMP
1 stop27h 55mANA
Deal found 12/14$1,497
This FlightHub deal was found by Cheapflights users on 12/17. 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.
Thu 12/2512:05 pmGMP - STL
2 stops22h 34mJapan Airlines
Mon 1/56:20 amSTL - GMP
2 stops24h 45mJapan Airlines
Deal found 12/17$1,568

Find 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,018
(Booking.com)

One-way from

$751
(FlightHub)

Popular in

January

Cheapest in

November

Average price

$830
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
Search Deals
One-way flight from Seoul Gimpo Intl to Illinois
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Highest demand for flights based on searches. 13% potential increase in price ($184 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($81 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 18, 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

Thu 1/22

12:25 pm-7:20 am

1 stop33h 55m

Chicago O'Hare Intl

Thu 1/29

4:25 pm-6:35 pm

1 stop35h 10m

$1,018

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Fri 1/30

7:50 pm-7:20 am

1 stop26h 30m

Chicago O'Hare Intl

Fri 2/6

6:17 pm-11:20 am

2 stops50h 03m

$1,149

SeoulSt. Louis

GMP - STL

GMPSTL

Seoul Gimpo Intl

Wed 4/1

7:55 am-1:46 pm

2 stops19h 51m

Lambert-St Louis

Sun 4/5

6:38 am-9:50 pm

2 stops49h 12m

$1,262

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Tue 12/23

8:00 am-11:44 am

2 stops18h 44m

Chicago O'Hare Intl

Thu 2/12

5:40 pm-6:20 pm

1 stop33h 40m

$1,371

SeoulSt. Louis

GMP - STL

GMPSTL

Seoul Gimpo Intl

Sat 4/11

7:20 pm-11:16 pm

2 stops41h 56m

Lambert-St Louis

Tue 4/21

7:20 am-6:00 pm

2 stops20h 40m

$1,375

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Thu 12/25

12:25 pm-7:20 am

1 stop33h 55m

Chicago O'Hare Intl

Fri 1/2

10:30 am-10:30 pm

1 stop21h 00m

$1,401

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Wed 12/24

12:25 pm-7:20 am

1 stop33h 55m

Chicago O'Hare Intl

Wed 2/11

4:25 pm-11:20 am

1 stop27h 55m

$1,417

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Thu 12/25

8:00 am-1:44 pm

2 stops20h 44m

Chicago O'Hare Intl

Thu 2/12

5:40 pm-6:20 pm

1 stop33h 40m

$1,429

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Sun 1/18

7:50 pm-1:50 pm

1 stop33h 00m

Chicago O'Hare Intl

Mon 10/12

5:45 pm-6:35 pm

1 stop34h 50m

$1,430

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Thu 12/25

7:50 pm-7:20 am

1 stop26h 30m

Chicago O'Hare Intl

Sat 1/3

4:25 pm-11:20 am

1 stop27h 55m

$1,447

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 25 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 19h 51m. Fly via ANA or Japan Airlines to get the fastest option. Airlines will cover a distance of 6654 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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