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Cheap flights from Istanbul Airport to Seoul Gimpo Intl Airport from £334

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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
IST — GMP
11 Jan — 18 Jan1
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 12 December 2025.

Sun 28/1202:00IST - GMP
1 stop34h 00mEVA Air
Sat 10/113:50GMP - IST
1 stop22h 00mEVA Air
Deal found 10/12£3,193

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 12 December 2025.

Round-trip from

£625

One-way from

£334

Popular in

October

Cheapest in

March

Average price

£516
China Southern
  • China Southern
  • 22/5-1/6
  • 3 total stops
  • 44h 45m total
  • Istanbul to Seoul
Search Deals
China Southern
  • China Southern
  • 6/1
  • 1 total stop
  • 15h 05m total
  • Istanbul to Seoul
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£12 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 December 2025
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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 12 December 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

Fri 22/5

09:25-13:05

2 stops21h 40m

Seoul Gimpo Intl

Mon 1/6

13:25-06:30

1 stop23h 05m

£625

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sat 11/4

09:25-13:05

2 stops21h 40m

Seoul Gimpo Intl

Sun 26/4

13:25-06:30

1 stop23h 05m

£692

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sat 11/4

16:00-12:25

1 stop14h 25m

Seoul Gimpo Intl

Sun 26/4

13:25-06:30

1 stop23h 05m

£769

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sat 3/1

20:10-10:55

2 stops32h 45m

Seoul Gimpo Intl

Sat 10/1

19:40-12:20

2 stops22h 40m

£2,525

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Wed 31/12

02:00-12:50

1 stop28h 50m

Seoul Gimpo Intl

Sat 10/1

13:50-05:50

1 stop22h 00m

£3,061

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sun 28/12

02:00-18:00

1 stop34h 00m

Seoul Gimpo Intl

Sat 10/1

13:50-05:50

1 stop22h 00m

£3,193

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Tue 6/1

15:20-12:25

1 stop15h 05m

£334

Flights are sorted by cheapest return flights first.

Deals found on 10/12

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 12 December 2025.

One of the essential ways to save on airfare from Istanbul Airport to Seoul Gimpo Intl Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 66% on airfare.

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

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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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