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$613+ 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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
GMP — ORD
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
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 February 4, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1712:25 pm
GMP
-
ORD
1 stop33h 55m
ANA
Wed 2/184:25 pm
ORD
-
GMP
1 stop39h 05m
ANA
Deal found 2/4$1,037
This WhyPayMore deal was found by Cheapflights users on 2/1. 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.
Wed 7/87:55 pm
GMP
-
ORD
1 stop26h 45m
ANA
Thu 8/275:45 pm
ORD
-
GMP
1 stop34h 50m
ANA
Deal found 2/1$1,039
This Gotogate deal was found by Cheapflights users on 2/1. 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.
Thu 2/197:45 am
GMP
-
ORD
1 stop21h 05m
ANA
Wed 3/410:30 am
ORD
-
GMP
1 stop21h 00m
ANA
Deal found 2/1$1,054
This Ovago deal was found by Cheapflights users on 2/1. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/37:55 pm
GMP
-
ORD
1 stop26h 45m
ANA
Wed 9/305:45 pm
ORD
-
GMP
1 stop34h 50m
ANA
Deal found 2/1$1,061
This ANA deal was found by Cheapflights users on 2/2. 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 ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/512:25 pm
GMP
-
ORD
1 stop33h 55m
ANA
Mon 2/234:25 pm
ORD
-
GMP
1 stop27h 55m
ANA
Deal found 2/2$1,078
This Cheapflightsfares deal was found by Cheapflights users on 2/4. 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.
Wed 4/227:55 pm
GMP
-
ORD
1 stop26h 45m
ANA
Tue 9/295:45 pm
ORD
-
GMP
1 stop27h 20m
ANA
Deal found 2/4$1,081
This Cheapflightsfares deal was found by Cheapflights users on 2/3. 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.
Tue 6/27:55 pm
GMP
-
ORD
1 stop26h 45m
ANA
Tue 9/295:45 pm
ORD
-
GMP
1 stop27h 20m
ANA
Deal found 2/3$1,084
This Trip.com deal was found by Cheapflights users on 2/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:55 pm
GMP
-
ORD
1 stop26h 45m
ANA
Mon 9/285:45 pm
ORD
-
GMP
1 stop27h 20m
ANA
Deal found 2/1$1,089
This Japan Airlines deal was found by Cheapflights users on 2/2. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:00 am
GMP
-
STL
2 stops29h 05m
Japan Airlines
Mon 10/197:38 am
STL
-
GMP
2 stops37h 02m
Japan Airlines
Deal found 2/2$1,356
This Ovago deal was found by Cheapflights users on 2/3. 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 3/58:00 am
GMP
-
STL
2 stops18h 01m
Japan Airlines
Thu 3/127:00 am
STL
-
GMP
2 stops25h 05m
Japan Airlines
Deal found 2/3$1,361
This KAYAK deal was found by Cheapflights users on 2/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/118:00 am
GMP
-
STL
2 stops25h 33m
Japan Airlines
Tue 4/217:12 am
STL
-
GMP
2 stops20h 43m
Japan Airlines
Deal found 2/4$1,412
This Japan Airlines deal was found by Cheapflights users on 2/3. 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 4/1112:05 pm
GMP
-
STL
2 stops21h 25m
Multiple Airlines
Tue 4/218:54 am
STL
-
GMP
2 stops22h 21m
Multiple Airlines
Deal found 2/3$1,430

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 February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,075
(CheapOair)

One-way from

$613
(FlightHub)

Popular in

January

Cheapest in

November

Average price

$1,206
Provider with most accurate pricing for Seoul (SEL)-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Chicago (CHI) flights.
Search Deals
From Seoul Gimpo Intl to Illinois
Search Deals
One-way flight from Seoul Gimpo Intl to Illinois
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 4, 2026.
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 7/8

7:55 pm-8:40 am

1 stop26h 45m

Chicago O'Hare Intl

Thu 8/27

5:45 pm-6:35 pm

1 stop34h 50m

$1,039

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Thu 2/19

7:45 am-1:50 pm

1 stop21h 05m

Chicago O'Hare Intl

Wed 3/4

10:30 am-10:30 pm

1 stop21h 00m

$1,054

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Wed 6/3

7:55 pm-8:40 am

1 stop26h 45m

Chicago O'Hare Intl

Wed 9/30

5:45 pm-6:35 pm

1 stop34h 50m

$1,061

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Tue 2/17

7:50 pm-2:20 pm

2 stops33h 30m

Chicago O'Hare Intl

Wed 2/18

4:25 pm-11:20 am

1 stop27h 55m

$1,076

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Wed 4/22

7:55 pm-8:40 am

1 stop26h 45m

Chicago O'Hare Intl

Tue 9/29

5:45 pm-6:35 pm

1 stop34h 50m

$1,204

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Wed 4/22

8:00 am-11:49 pm

2 stops29h 49m

Chicago O'Hare Intl

Tue 9/29

6:45 am-9:15 pm

2 stops24h 30m

$1,318

SeoulSt. Louis

GMP - STL

GMPSTL

Seoul Gimpo Intl

Thu 3/5

8:00 am-11:01 am

2 stops18h 01m

Lambert-St Louis

Thu 3/12

7:00 am-10:05 pm

2 stops25h 05m

$1,361

SeoulSt. Louis

GMP - STL

GMPSTL

Seoul Gimpo Intl

Sat 4/11

8:00 am-7:33 pm

2 stops25h 33m

Lambert-St Louis

Tue 4/21

7:12 am-5:55 pm

2 stops20h 43m

$1,412

SeoulSt. Louis

GMP - STL

GMPSTL

Seoul Gimpo Intl

Sat 4/11

12:05 pm-7:30 pm

2 stops21h 25m

Lambert-St Louis

Tue 4/21

8:54 am-9:15 pm

2 stops22h 21m

$1,430

SeoulChicago

GMP - ORD

GMPORD

Seoul Gimpo Intl

Fri 3/6

1:50 pm-7:35 pm

1 stop20h 45m

$613

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Showing 1-10 of 20 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 18h 01m. 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.

See more FAQs

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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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