HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Gimpo Intl

$512+ Cheap flights from Illinois to Gimpo Intl (GMP)

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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — GMP
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Gimpo Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Illinois to Gimpo Intl

Keep the following information in mind while searching for Illinois to Gimpo Intl flight deals. Data was last updated September 11, 2025.

Round-trip from

$901
(Orbitz)

One-way from

$512
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,298
From Illinois to Seoul Gimpo Intl
Search Deals
One-way flight from Illinois to Seoul Gimpo Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($57 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Illinois to Gimpo Intl

Cheapest flights from Illinois to Gimpo Intl
Explore the most affordable flight options available from Illinois to Gimpo Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This oojo deal was found by Cheapflights users on 9/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2812:30 amORD - GMP
1 stop27h 40mEVA Air
Tue 10/287:00 pmGMP - ORD
1 stop39h 35mEVA Air
Deal found 9/11$1,081
This oojo deal was found by Cheapflights users on 9/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2012:30 amORD - GMP
1 stop28h 45mEVA Air
Wed 11/268:15 pmGMP - ORD
1 stop38h 20mEVA Air
Deal found 9/10$1,082
This oojo deal was found by Cheapflights users on 9/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2012:30 amORD - GMP
1 stop28h 45mEVA Air
Fri 10/311:50 pmGMP - ORD
1 stop20h 45mEVA Air
Deal found 9/9$1,120
This FlightHub deal was found by Cheapflights users on 9/11. 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.
Mon 10/2712:30 amORD - GMP
1 stop28h 45mEVA Air
Tue 11/47:00 pmGMP - ORD
1 stop39h 35mEVA Air
Deal found 9/11$1,122
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Mon 9/2212:30 amORD - GMP
1 stop28h 45mEVA Air
Sat 9/271:50 pmGMP - ORD
1 stop20h 55mEVA Air
Deal found 9/10$1,160
This oojo deal was found by Cheapflights users on 9/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/911:30 pmORD - GMP
1 stop27h 30mEVA Air
Sat 11/151:50 pmGMP - ORD
1 stop20h 45mEVA Air
Deal found 9/9$1,189
This FlightHub deal was found by Cheapflights users on 9/10. 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 10/1612:30 amORD - GMP
1 stop22h 20mEVA Air
Wed 10/228:20 pmGMP - ORD
1 stop38h 25mEVA Air
Deal found 9/10$1,193
This EVA Air deal was found by Cheapflights users on 9/11. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1312:30 amORD - GMP
1 stop28h 45mEVA Air
Tue 10/217:15 pmGMP - ORD
1 stop39h 30mEVA Air
Deal found 9/11$1,216
This oojo deal was found by Cheapflights users on 9/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1612:30 amORD - GMP
1 stop22h 20mEVA Air
Fri 10/311:50 pmGMP - ORD
1 stop20h 45mEVA Air
Deal found 9/11$1,225
This Priceline deal was found by Cheapflights users on 9/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/267:01 amSTL - GMP
2 stops25h 04mJapan Airlines
Sun 11/28:00 amGMP - STL
2 stops30h 42mJapan Airlines
Deal found 9/11$1,500
This Ovago deal was found by Cheapflights users on 9/9. 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.
Fri 10/246:39 amSTL - GMP
2 stops25h 11mJapan Airlines
Fri 10/317:40 pmGMP - STL
2 stops41h 25mJapan Airlines
Deal found 9/9$1,587
This Trip.com deal was found by Cheapflights users on 9/10. 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.
Tue 12/166:55 amSTL - GMP
2 stops24h 10mJapan Airlines
Sat 1/108:00 amGMP - STL
2 stops30h 59mJapan Airlines
Deal found 9/10$1,612

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Gimpo Intl 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 September 11, 2025.
Use the filters below to find and compare flights from Illinois to Seoul Gimpo Intl Airport that are best for you.

Fly from

Illinois

Fly to

Gimpo Intl

Route

Depart

Return

Price

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 10/13

12:30 am-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Wed 10/22

8:20 pm-8:45 pm

1 stop38h 25m

$1,216

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 10/13

12:30 am-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Tue 10/21

7:15 pm-8:45 pm

1 stop39h 30m

$1,216

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 10/13

12:30 am-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Fri 10/17

1:50 pm-8:45 pm

1 stop20h 55m

$1,256

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 10/13

12:30 am-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Sat 10/18

1:50 pm-8:45 pm

1 stop20h 55m

$1,291

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 10/20

12:30 am-7:15 pm

1 stop28h 45m

Seoul Gimpo Intl

Wed 11/19

8:15 pm-5:16 am

2 stops48h 01m

$1,301

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Tue 11/25

3:40 pm-12:50 pm

2 stops54h 10m

Seoul Gimpo Intl

Wed 12/24

8:15 pm-7:35 pm

1 stop38h 20m

$1,301

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 9/29

7:10 am-7:15 pm

2 stops46h 05m

Seoul Gimpo Intl

Tue 10/28

7:00 pm-8:35 pm

1 stop39h 35m

$1,314

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Tue 9/30

6:26 pm-12:50 pm

2 stops52h 24m

Seoul Gimpo Intl

Tue 10/28

7:00 pm-8:35 pm

1 stop39h 35m

$1,332

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Tue 11/4

3:40 pm-12:50 pm

2 stops54h 10m

Seoul Gimpo Intl

Tue 11/18

7:00 pm-5:16 am

2 stops49h 16m

$1,505

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Sun 10/26

12:50 pm-1:05 pm

3 stops34h 15m

Seoul Gimpo Intl

Sun 11/2

8:20 am-8:35 pm

2 stops26h 15m

$1,553

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 37 results
1
2
3
4

Best time to book a flight from Illinois to Gimpo Intl

Have a flexible travel schedule? Discover the best time to fly to Gimpo Intl from Illinois 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 Illinois to Seoul Gimpo Intl Airport
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 Illinois to Gimpo Intl. 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 Illinois to Seoul Gimpo Intl Airport?

    Airlines like EVA Air and Japan Airlines fly from Illinois to Seoul Gimpo Intl Airport in about 23h. The time it takes to get you to your destination can typically vary by up to 5h 45m. There are 6654 mi between Illinois and Seoul Gimpo Intl Airport. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Gimpo Intl 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Gimpo Intl

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Incheon Intl flights
John F Kennedy Intl to Incheon Intl flights
Seattle to Incheon Intl flights
Dulles Intl to Incheon Intl flights
Dallas/Fort Worth to Incheon Intl flights
San Francisco to Incheon Intl flights
Los Angeles to Gimpo Intl flights
LaGuardia to Incheon Intl flights
John F Kennedy Intl to Gimpo Intl flights
O'Hare Intl to Incheon Intl flights
San Francisco to Gimpo Intl flights
Newark to Incheon Intl flights
Atlanta to Incheon Intl flights
Boston to Incheon Intl flights
Ontario to Incheon Intl flights
Newark to Gimpo Intl flights
Hobby to Incheon Intl flights
Reagan-National to Incheon Intl flights
Seattle to Gimpo Intl flights
Baltimore to Incheon Intl flights
San Jose to Incheon Intl flights
Santa Ana to Incheon Intl flights
Minneapolis to Incheon Intl flights
Honolulu to Incheon Intl flights
Burbank to Incheon Intl flights
Las Vegas to Incheon Intl flights
LaGuardia to Gimpo Intl flights
Dulles Intl to Gimpo Intl flights
George Bush Intcntl to Incheon Intl flights
Dallas/Fort Worth to Gimpo Intl flights
Orlando to Incheon Intl flights
O'Hare Intl to Gimpo Intl flights
Detroit to Incheon Intl flights
Sky Harbor Intl to Incheon Intl flights
Love Field to Incheon Intl flights
Philadelphia to Incheon Intl flights
Portland to Incheon Intl flights
Denver to Incheon Intl flights
Boston to Gimpo Intl flights
Raleigh to Incheon Intl flights
San Diego to Incheon Intl flights
George Bush Intcntl to Gimpo Intl flights
Salt Lake City to Incheon Intl flights
Tampa to Incheon Intl flights
Atlanta to Gimpo Intl flights
Reagan-National to Gimpo Intl flights
Miami to Incheon Intl flights
Pittsburgh to Incheon Intl flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.