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Cheap flights from Istanbul Airport to Seoul Gimpo Intl Airport from £259

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 18/10. Fares are subject to change and may not be available on all flights or dates of travel.
IST — GMP
20 Aug — 27 Aug1
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 21 July 2026.

Sun 18/1015:00
IST
-
GMP
1 stop16h 05m
Multiple Airlines
Mon 16/1113:30
GMP
-
IST
1 stop23h 10m
Multiple Airlines
Deal found 19/7£505
Thu 15/1015:00
IST
-
GMP
1 stop16h 05m
Air China
Tue 17/1114:25
GMP
-
IST
1 stop23h 55m
Air China
Deal found 19/7£536
Sat 17/1014:55
IST
-
GMP
1 stop16h 10m
Air China
Sun 15/1114:25
GMP
-
IST
1 stop23h 55m
Air China
Deal found 19/7£564
Fri 4/914:00
IST
-
GMP
1 stop23h 50m
China Eastern
Thu 17/912:00
GMP
-
IST
1 stop26h 10m
China Eastern
Deal found 17/7£627
Tue 11/814:55
IST
-
GMP
1 stop16h 10m
Multiple Airlines
Mon 17/812:00
GMP
-
IST
1 stop26h 10m
Multiple Airlines
Deal found 17/7£631
Tue 4/814:55
IST
-
GMP
1 stop16h 10m
Multiple Airlines
Mon 10/820:50
GMP
-
IST
2 stops32h 15m
Multiple Airlines
Deal found 18/7£636
Tue 18/814:00
IST
-
GMP
1 stop23h 50m
Multiple Airlines
Tue 25/812:00
GMP
-
IST
1 stop26h 10m
Multiple Airlines
Deal found 17/7£640
Tue 18/809:25
IST
-
GMP
3 stops45h 40m
Multiple Airlines
Thu 27/806:00
GMP
-
IST
2 stops32h 10m
Multiple Airlines
Deal found 17/7£667
Fri 14/815:00
IST
-
GMP
1 stop16h 05m
Multiple Airlines
Thu 20/812:00
GMP
-
IST
1 stop26h 10m
Multiple Airlines
Deal found 17/7£678
Tue 18/814:55
IST
-
GMP
1 stop16h 10m
Multiple Airlines
Wed 26/813:30
GMP
-
IST
1 stop23h 05m
Multiple Airlines
Deal found 17/7£684
Thu 27/811:00
IST
-
GMP
2 stops26h 50m
China Eastern
Thu 10/920:50
GMP
-
IST
2 stops40h 10m
China Eastern
Deal found 18/7£693
Fri 21/814:00
IST
-
GMP
1 stop23h 50m
Multiple Airlines
Thu 27/812:00
GMP
-
IST
1 stop26h 10m
Multiple Airlines
Deal found 17/7£697

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 21 July 2026.

Round-trip from

£505

One-way from

£259

Popular in

May

Cheapest in

June

Average price

£508
China Southern
  • China Southern
  • 18/10-16/11
  • 2 total stops
  • 39h 15m total
  • Istanbul to Seoul
Search Deals
Air China
  • Air China
  • 18/10
  • 1 total stop
  • 16h 05m total
  • Istanbul to Seoul
Search Deals
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 0% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 21 July 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

Wed 21/10

15:00-13:05

1 stop16h 05m

Seoul Gimpo Intl

Mon 16/11

14:25-08:20

1 stop23h 55m

£536

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sun 18/10

15:00-13:05

1 stop16h 05m

Seoul Gimpo Intl

Tue 17/11

14:25-08:20

1 stop23h 55m

£536

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Fri 16/10

15:00-13:05

1 stop16h 05m

Seoul Gimpo Intl

Tue 17/11

14:25-08:20

1 stop23h 55m

£536

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Tue 20/10

14:55-13:05

1 stop16h 10m

Seoul Gimpo Intl

Mon 16/11

14:25-08:20

1 stop23h 55m

£536

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sat 17/10

14:55-13:05

1 stop16h 10m

Seoul Gimpo Intl

Sun 15/11

14:25-08:20

1 stop23h 55m

£564

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Fri 4/9

14:00-19:50

1 stop23h 50m

Seoul Gimpo Intl

Thu 17/9

12:00-08:10

1 stop26h 10m

£627

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Fri 14/8

15:00-13:05

1 stop16h 05m

Seoul Gimpo Intl

Thu 20/8

12:00-08:10

1 stop26h 10m

£678

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Tue 18/8

09:25-13:05

3 stops45h 40m

Seoul Gimpo Intl

Mon 24/8

12:00-08:10

1 stop26h 10m

£707

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Mon 24/8

11:00-19:50

2 stops26h 50m

Seoul Gimpo Intl

Fri 28/8

16:00-07:00

2 stops21h 00m

£746
Fastest return journey

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Tue 4/8

14:55-13:05

1 stop16h 10m

Seoul Gimpo Intl

Mon 10/8

14:25-08:00

1 stop23h 35m

£866

Flights are sorted by cheapest return flights first.

Deals found on 19/7

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 can get you from Istanbul Airport to Seoul Gimpo Intl Airport in just under 16h 05m. 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.
Istanbul to Incheon Intl flights

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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