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Gimpo Intl

$393+ 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — GMP
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$1,073
(KAYAK)

One-way from

$393
(FlightHub)

Popular in

December

Cheapest in

January

Average price

$1,592
From Illinois to Seoul Gimpo Intl
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One-way flight from Illinois to Seoul Gimpo Intl
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Highest demand for flights based on searches. 5% potential increase in price ($87 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This KAYAK deal was found by Cheapflights users on 6/12. 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 10/187:23 amSTL - GMP
2 stops48h 27mJapan Airlines
Mon 10/2712:05 pmGMP - STL
2 stops24h 48mJapan Airlines
Deal found 6/12$1,073
This oojo deal was found by Cheapflights users on 6/10. 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.
Sun 8/1012:30 amORD - GMP
1 stop27h 40mEVA Air
Tue 3/107:00 pmGMP - ORD
1 stop39h 35mEVA Air
Deal found 6/10$1,086
This oojo deal was found by Cheapflights users on 6/10. 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.
Tue 10/211:05 amORD - GMP
1 stop19h 40mJapan Airlines
Wed 10/297:50 amGMP - ORD
1 stop14h 35mJapan Airlines
Deal found 6/10$1,131
This Gotogate deal was found by Cheapflights users on 6/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/161:05 amORD - GMP
1 stop19h 40mMultiple Airlines
Tue 9/237:15 pmGMP - ORD
1 stop39h 30mMultiple Airlines
Deal found 6/10$1,234
This Japan Airlines deal was found by Cheapflights users on 6/12. 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.
Wed 10/158:01 pmSTL - GMP
2 stops24h 44mMultiple Airlines
Mon 10/207:55 amGMP - STL
2 stops18h 53mMultiple Airlines
Deal found 6/12$1,247
This Gotogate deal was found by Cheapflights users on 6/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/155:45 pmORD - GMP
1 stop27h 20mANA
Wed 9/247:55 pmGMP - ORD
1 stop26h 45mANA
Deal found 6/11$1,583
This Air China deal was found by Cheapflights users on 6/12. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/261:05 pmORD - GMP
2 stops34h 00mAir China
Fri 10/102:25 pmGMP - ORD
2 stops43h 33mAir China
Deal found 6/12$1,644
This KAYAK deal was found by Cheapflights users on 6/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/66:33 amSTL - GMP
2 stops46h 02mANA
Fri 8/157:55 pmGMP - STL
2 stops36h 58mANA
Deal found 6/11$1,974

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 June 12, 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

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Sat 10/18

7:23 am-9:50 pm

2 stops48h 27m

Seoul Gimpo Intl

Mon 10/27

12:05 pm-10:53 pm

2 stops24h 48m

$1,073

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Sun 8/10

12:30 am-6:10 pm

1 stop27h 40m

Seoul Gimpo Intl

Tue 3/10

7:00 pm-8:35 pm

1 stop39h 35m

$1,086

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Wed 10/15

8:01 pm-10:45 am

2 stops24h 44m

Seoul Gimpo Intl

Mon 10/20

7:55 am-12:48 pm

2 stops18h 53m

$1,247

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Tue 9/2

1:05 am-10:45 am

1 stop19h 40m

Seoul Gimpo Intl

Wed 9/17

7:55 am-9:05 am

1 stop15h 10m

$1,399

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Thu 7/10

6:40 am-10:25 pm

3 stops25h 45m

Seoul Gimpo Intl

Tue 7/15

7:00 am-4:57 pm

3 stops23h 57m

$1,406

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Mon 9/1

5:45 pm-11:05 am

1 stop27h 20m

Seoul Gimpo Intl

Sun 9/14

7:55 pm-8:40 am

1 stop26h 45m

$1,607

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Fri 7/25

8:52 am-1:05 pm

2 stops38h 13m

Seoul Gimpo Intl

Fri 8/1

8:35 am-11:30 pm

2 stops28h 55m

$1,806

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Wed 8/6

6:33 am-6:35 pm

2 stops46h 02m

Seoul Gimpo Intl

Fri 8/15

7:55 pm-6:53 pm

2 stops36h 58m

$1,974

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Tue 8/5

6:14 am-9:50 pm

2 stops25h 36m

$393

ChicagoSeoul

ORD - GMP

ORDGMP

Chicago O'Hare Intl

Fri 9/26

8:53 pm-4:05 pm

3 stops53h 12m

$564

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 14 results
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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

Rainfall in Gimpo Intl by month

Plan your trip to Gimpo Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seoul Gimpo Intl Airport ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul Gimpo Intl Airport when rainfall is around 1.1 in.

Temperature in Gimpo Intl by month

Plan your trip to Gimpo Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seoul Gimpo Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Gimpo Intl

Get insights into the airlines that provide service to Gimpo Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Gimpo Intl. Reviews last updated June 12, 2025.
Read reviews from past customers who have flown EVA Air, Japan Airlines and ANA from Illinois to Seoul. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,489 reviews
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
ANA
8.3
Very good
882 reviews
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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.

  • What are the cheapest airlines to fly from Illinois to Seoul Gimpo Intl Airport one-way?

    For one-way options, check prices for Japan Airlines. According to our data, you can fly for as low as $393. Users have also found prices from $648 and $761 on EVA Air and Air China, respectively.

  • 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.

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