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Cheap flights from Istanbul Airport to Seoul Gimpo Intl Airport from £324

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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
IST — GMP
24 Aug — 31 Aug1
1 adult

Cheap 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 19 August 2025.

Round-trip from

£364

One-way from

£324

Popular in

August

Cheapest in

September

Average price

£1,026
China Southern
  • China Southern
  • 2/10-13/10
  • 2 total stops
  • 36h 55m total
  • Istanbul to Seoul
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China Southern
  • China Southern
  • 6/11
  • 1 total stop
  • 14h 35m total
  • Istanbul to Seoul
Search Deals
Highest demand for flights based on searches. 32% potential increase in price (£176 potential increase over avg. return price).
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Cheapest flight prices on average. 11% potential price decrease (£36 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find flight deals from Istanbul to Gimpo Intl

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 19 August 2025.

Thu 2/1016:00IST - GMP
1 stop14h 25mChina Southern
Mon 13/1013:30GMP - IST
1 stop22h 30mChina Southern
Deal found 17/8£364
Thu 11/916:00IST - GMP
1 stop14h 25mMultiple Airlines
Fri 19/912:00GMP - IST
1 stop26h 00mMultiple Airlines
Deal found 17/8£415
Thu 11/916:00IST - GMP
1 stop14h 25mMultiple Airlines
Thu 18/912:00GMP - IST
1 stop26h 00mMultiple Airlines
Deal found 17/8£419
Thu 2/1016:00IST - GMP
1 stop14h 25mChina Southern
Wed 15/1013:30GMP - IST
1 stop22h 30mChina Southern
Deal found 17/8£468
Tue 28/1015:50IST - GMP
1 stop14h 35mChina Southern
Fri 7/1113:45GMP - IST
1 stop22h 55mChina Southern
Deal found 17/8£477
Tue 28/1015:50IST - GMP
1 stop14h 35mChina Southern
Mon 10/1113:45GMP - IST
1 stop22h 55mChina Southern
Deal found 17/8£482
Fri 3/1004:45IST - GMP
2 stops26h 20mMultiple Airlines
Fri 10/1013:30GMP - IST
1 stop22h 30mMultiple Airlines
Deal found 19/8£494
Thu 11/916:00IST - GMP
1 stop14h 25mMultiple Airlines
Sun 21/912:40GMP - IST
2 stops25h 20mMultiple Airlines
Deal found 17/8£499
Thu 11/916:00IST - GMP
1 stop14h 25mMultiple Airlines
Sat 20/920:05GMP - IST
2 stops41h 55mMultiple Airlines
Deal found 17/8£505
Thu 11/916:00IST - GMP
1 stop14h 25mChina Southern
Mon 22/913:30GMP - IST
1 stop22h 30mChina Southern
Deal found 17/8£568

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 19 August 2025.
Use the filters below to find and compare flights from Istanbul Airport to Seoul Gimpo Intl Airport that are best for you.

Fly from

Istanbul

Fly to

Gimpo Intl

Route

Depart

Return

Price

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 2/10

16:00-12:25

1 stop14h 25m

Seoul Gimpo Intl

Mon 13/10

13:30-06:00

1 stop22h 30m

£364

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 11/9

16:00-12:25

1 stop14h 25m

Seoul Gimpo Intl

Fri 19/9

12:00-08:00

1 stop26h 00m

£415

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 11/9

16:00-12:25

1 stop14h 25m

Seoul Gimpo Intl

Thu 18/9

12:00-08:00

1 stop26h 00m

£419

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 2/10

16:00-12:25

1 stop14h 25m

Seoul Gimpo Intl

Wed 15/10

13:30-06:00

1 stop22h 30m

£468

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Tue 28/10

15:50-12:25

1 stop14h 35m

Seoul Gimpo Intl

Fri 7/11

13:45-06:40

1 stop22h 55m

£477

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Tue 28/10

15:50-12:25

1 stop14h 35m

Seoul Gimpo Intl

Mon 10/11

13:45-06:40

1 stop22h 55m

£482

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Fri 3/10

04:45-13:05

2 stops26h 20m

Seoul Gimpo Intl

Fri 10/10

13:30-06:00

1 stop22h 30m

£494

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 11/9

16:00-12:25

1 stop14h 25m

Seoul Gimpo Intl

Sun 21/9

12:40-08:00

2 stops25h 20m

£499

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 11/9

16:00-12:25

1 stop14h 25m

Seoul Gimpo Intl

Sat 20/9

20:05-08:00

2 stops41h 55m

£505

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 11/9

16:00-12:25

1 stop14h 25m

Seoul Gimpo Intl

Mon 22/9

13:30-06:00

1 stop22h 30m

£568

Flights are sorted by cheapest return flights first.

Deals found on 19/8

Showing 1-10 of 19 results
1
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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.

Cheapflights Insights

Everything you need to know about your flight from Istanbul Airport to Seoul Gimpo Intl Airport

What is the cheapest time of day to fly from IST to GMP?

Find hourly flight availability from Istanbul to Gimpo Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 August 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Istanbul Airport to Seoul Gimpo Intl Airport as you normally would.

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 Southern can get you from Istanbul Airport to Seoul Gimpo Intl Airport in just under 14h 25m. Your travel time can differ by up to . The distance from Istanbul Airport to Seoul Gimpo Intl Airport is about 4931 mi.

  • 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.
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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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