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Cheap flights from Istanbul Airport to Seoul Gimpo Intl Airport from £294

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 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
IST — GMP
9 May — 16 May1
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 9 April 2026.

Sun 14/615:00
IST
-
GMP
1 stop16h 05m
Air China
Tue 30/614:25
GMP
-
IST
1 stop23h 35m
Air China
Deal found 9/4£382
Fri 12/615:00
IST
-
GMP
1 stop16h 05m
Air China
Sat 20/614:25
GMP
-
IST
1 stop23h 35m
Air China
Deal found 9/4£384
Sun 7/615:00
IST
-
GMP
1 stop16h 05m
Air China
Sat 20/614:25
GMP
-
IST
1 stop23h 35m
Air China
Deal found 9/4£385
Thu 11/615:00
IST
-
GMP
1 stop16h 05m
Air China
Sat 20/614:25
GMP
-
IST
1 stop23h 35m
Air China
Deal found 9/4£388
Sun 14/615:00
IST
-
GMP
1 stop16h 05m
Air China
Mon 29/614:25
GMP
-
IST
1 stop23h 35m
Air China
Deal found 6/4£399
Tue 9/614:55
IST
-
GMP
1 stop16h 10m
Air China
Sat 20/614:25
GMP
-
IST
1 stop23h 35m
Air China
Deal found 5/4£400
Sun 7/615:00
IST
-
GMP
1 stop16h 05m
Air China
Mon 15/614:25
GMP
-
IST
1 stop23h 35m
Air China
Deal found 6/4£402

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 9 April 2026.

Round-trip from

£385

One-way from

£294

Popular in

October

Cheapest in

June

Average price

£477
Air China
  • Air China
  • 9/6-20/6
  • 2 total stops
  • 39h 45m total
  • Istanbul to Seoul
Search Deals
China Eastern
  • China Eastern
  • 20/4
  • 2 total stops
  • 42h 00m total
  • Istanbul to Seoul
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 9 April 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

15:00-13:05

1 stop16h 05m

Seoul Gimpo Intl

Sat 20/6

14:25-08:00

1 stop23h 35m

£400

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sat 13/6

11:00-19:50

2 stops26h 50m

Seoul Gimpo Intl

Wed 17/6

12:00-07:00

2 stops25h 00m

£541

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 11/6

11:00-19:50

2 stops50h 50m

Seoul Gimpo Intl

Fri 19/6

12:00-07:00

2 stops25h 00m

£541

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 4/6

11:00-19:50

2 stops26h 50m

Seoul Gimpo Intl

Thu 11/6

20:50-07:00

2 stops40h 10m

£541

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 4/6

15:00-13:05

1 stop16h 05m

Seoul Gimpo Intl

Thu 11/6

14:25-08:00

1 stop23h 35m

£574

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 21/5

11:00-19:50

2 stops26h 50m

Seoul Gimpo Intl

Thu 28/5

20:50-07:00

2 stops40h 10m

£597

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sat 23/5

11:00-19:50

2 stops26h 50m

Seoul Gimpo Intl

Fri 5/6

12:00-07:00

2 stops25h 00m

£731

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sat 2/5

11:00-19:50

2 stops26h 50m

Seoul Gimpo Intl

Wed 13/5

12:00-07:00

2 stops25h 00m

£739

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sat 2/5

11:00-11:00

2 stops42h 00m

Seoul Gimpo Intl

Wed 29/7

16:00-07:00

2 stops21h 00m

£786
Fastest return journey

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sun 10/5

15:00-13:05

1 stop16h 05m

Seoul Gimpo Intl

Sun 31/5

13:30-06:35

1 stop23h 05m

£812

Flights are sorted by cheapest return flights first.

Deals found on 6/4

Showing 1-10 of 19 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?

    Air China and China Eastern can get you from Istanbul Airport to Seoul Gimpo Intl Airport in just under 16h 05m. Your travel time can differ by up to 10h 45m. 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

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Fly with Cheapflights

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

Cheapflights helps you search for flights from Istanbul to Gimpo Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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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