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Cheap flights from Istanbul Airport to Seoul Gimpo Intl Airport from £341

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 19/6. Fares are subject to change and may not be available on all flights or dates of travel.
IST — GMP
28 Jun — 5 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Istanbul to Gimpo Intl

Enter your travel dates to find the best prices.

Cheapest flights from Istanbul to Gimpo Intl
Explore the most affordable flight options available from Istanbul to Gimpo Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 May 2026.

Tue 9/615:30
IST
-
GMP
1 stop14h 55m
China Southern
Wed 17/613:30
GMP
-
IST
1 stop23h 05m
China Southern
Deal found 29/5£464
Thu 11/611:00
IST
-
GMP
2 stops26h 50m
China Eastern
Wed 17/612:00
GMP
-
IST
2 stops25h 00m
China Eastern
Deal found 29/5£609
Sat 30/511:00
IST
-
GMP
2 stops26h 50m
China Eastern
Wed 10/612:00
GMP
-
IST
2 stops25h 00m
China Eastern
Deal found 26/5£610
Tue 11/814:55
IST
-
GMP
1 stop16h 10m
Air China
Tue 25/814:25
GMP
-
IST
1 stop23h 35m
Air China
Deal found 27/5£616
Mon 8/615:30
IST
-
GMP
1 stop14h 55m
China Southern
Wed 17/613:30
GMP
-
IST
1 stop23h 05m
China Southern
Deal found 29/5£616
Mon 5/1014:55
IST
-
GMP
1 stop16h 10m
Air China
Mon 12/1014:25
GMP
-
IST
1 stop23h 35m
Air China
Deal found 25/5£624
Mon 8/614:00
IST
-
GMP
2 stops38h 10m
Multiple Airlines
Wed 17/613:30
GMP
-
IST
1 stop23h 05m
Multiple Airlines
Deal found 29/5£630
Thu 11/611:00
IST
-
GMP
2 stops26h 50m
Multiple Airlines
Wed 17/613:30
GMP
-
IST
1 stop23h 05m
Multiple Airlines
Deal found 29/5£660
Tue 9/615:30
IST
-
GMP
1 stop14h 55m
Multiple Airlines
Wed 17/619:15
GMP
-
IST
2 stops42h 55m
Multiple Airlines
Deal found 29/5£666
Sat 28/1112:30
IST
-
GMP
2 stops17h 55m
Multiple Airlines
Sat 5/1214:25
GMP
-
IST
1 stop23h 55m
Multiple Airlines
Deal found 25/5£702
Sun 14/615:00
IST
-
GMP
1 stop16h 05m
Multiple Airlines
Mon 22/613:30
GMP
-
IST
1 stop23h 05m
Multiple Airlines
Deal found 27/5£716

Find flight deals from Istanbul to Gimpo Intl

Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) to Gimpo Intl (GMP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 May 2026.

Round-trip from

£464

One-way from

£341

Popular in

May

Cheapest in

June

Average price

£566
China Southern
  • China Southern
  • 9/6-17/6
  • 2 total stops
  • 38h 00m total
  • Istanbul to Seoul
Search Deals
China Eastern
  • China Eastern
  • 19/6
  • 1 total stop
  • 23h 50m total
  • Istanbul to Seoul
Search Deals
High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Istanbul 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 858,174 searches. Data last updated 29 May 2026.
Use the filters below to find and compare flights from Istanbul Airport to Seoul Gimpo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 11/6

11:00-19:50

2 stops26h 50m

Seoul Gimpo Intl

Wed 17/6

12:00-07:00

2 stops25h 00m

£609

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Mon 5/10

14:55-13:05

1 stop16h 10m

Seoul Gimpo Intl

Mon 12/10

14:25-08:00

1 stop23h 35m

£624

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Tue 9/6

15:30-12:25

1 stop14h 55m

Seoul Gimpo Intl

Wed 17/6

19:15-08:10

2 stops42h 55m

£666

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sun 14/6

15:00-13:05

1 stop16h 05m

Seoul Gimpo Intl

Mon 22/6

13:30-06:35

1 stop23h 05m

£730

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sun 9/8

14:00-19:50

1 stop23h 50m

Seoul Gimpo Intl

Sat 22/8

12:00-08:10

1 stop26h 10m

£800
Fastest return journey

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 11/6

15:30-12:25

1 stop14h 55m

Seoul Gimpo Intl

Wed 17/6

13:30-06:35

1 stop23h 05m

£844

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Fri 19/6

15:00-13:05

1 stop16h 05m

Seoul Gimpo Intl

Thu 25/6

14:25-08:00

1 stop23h 35m

£889

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Tue 16/6

15:30-12:25

1 stop14h 55m

Seoul Gimpo Intl

Sat 27/6

13:30-07:15

2 stops23h 45m

£917

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Tue 28/7

14:55-13:05

1 stop16h 10m

Seoul Gimpo Intl

Wed 12/8

14:25-08:00

1 stop23h 35m

£917

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sat 1/8

14:55-13:05

1 stop16h 10m

Seoul Gimpo Intl

Wed 12/8

14:25-08:00

1 stop23h 35m

£917

Flights are sorted by cheapest return flights first.

Deals found on 27/5

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Istanbul to Gimpo Intl

Have a flexible travel schedule? Discover the best time to fly to Gimpo Intl from Istanbul with our price prediction graph.
Estimated return 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.

Related info for your journey

Find useful and relevant information for your journey from Istanbul 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 Istanbul Airport to Seoul Gimpo Intl Airport?

    China Eastern and Air China can get you from Istanbul Airport to Seoul Gimpo Intl Airport in just under 16h 10m. Your travel time can differ by up to 10h 40m. The distance from Istanbul Airport to Seoul Gimpo Intl Airport is about 4931 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Istanbul 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

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Alternative routes for Istanbul to Gimpo Intl

See prices for flight routes from nearby airports that may be better suited for you.
Istanbul to Incheon Intl flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Istanbul to Gimpo Intl?

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Why should you use Cheapflights to find cheap flight tickets from Istanbul to Gimpo Intl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Istanbul to Gimpo Intl.

Can Cheapflights find flights from Istanbul to Gimpo Intl with no change fees?

Need flexible booking options for your flight to Gimpo Intl from Istanbul? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Istanbul to Gimpo Intl become cheaper?

Of course! You can now track prices for flights from Istanbul to Gimpo Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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