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Cheap flights from Istanbul Airport to Seoul Gimpo Intl Airport from £620

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/11. Fares are subject to change and may not be available on all flights or dates of travel.
IST — GMP
14 Nov — 21 Nov1
1 adult
1 adult, Economy

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 15 October 2025.

Round-trip from

£620

Popular in

April

Cheapest in

December

Average price

£542
Air China
  • Air China
  • 27/11-4/12
  • 2 total stops
  • 39h 00m total
  • Istanbul to Seoul
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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Find 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 15 October 2025.

Thu 27/1115:20IST - GMP
1 stop15h 05mMultiple Airlines
Thu 4/1214:25GMP - IST
1 stop23h 55mMultiple Airlines
Deal found 13/10£620
Fri 28/1107:20IST - GMP
2 stops23h 45mMultiple Airlines
Fri 5/1213:30GMP - IST
1 stop23h 10mMultiple Airlines
Deal found 14/10£624
Thu 20/1115:20IST - GMP
1 stop15h 05mChina Southern
Wed 26/1113:30GMP - IST
1 stop23h 10mChina Southern
Deal found 14/10£696
Thu 27/1115:20IST - GMP
1 stop15h 05mChina Southern
Thu 4/1213:30GMP - IST
2 stops23h 40mChina Southern
Deal found 13/10£811
Tue 21/1016:00IST - GMP
1 stop14h 25mChina Southern
Mon 27/1013:30GMP - IST
1 stop23h 10mChina Southern
Deal found 13/10£843
Fri 24/1014:45IST - GMP
1 stop16h 20mAir China
Sat 1/1114:25GMP - IST
1 stop23h 55mAir China
Deal found 13/10£866
Sun 2/1102:05IST - GMP
1 stop29h 00mAir China
Tue 18/1114:25GMP - IST
1 stop23h 55mAir China
Deal found 14/10£1,268
Sat 25/1016:00IST - GMP
1 stop14h 25mMultiple Airlines
Sat 1/1114:25GMP - IST
1 stop23h 55mMultiple Airlines
Deal found 13/10£1,301
Sat 25/1016:00IST - GMP
1 stop14h 25mChina Southern
Sat 1/1113:30GMP - IST
2 stops47h 40mChina Southern
Deal found 13/10£1,320

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 15 October 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 27/11

15:20-12:25

1 stop15h 05m

Seoul Gimpo Intl

Thu 4/12

14:25-08:20

1 stop23h 55m

£620

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Fri 28/11

07:20-13:05

2 stops23h 45m

Seoul Gimpo Intl

Fri 5/12

13:30-06:40

1 stop23h 10m

£624

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 20/11

15:20-12:25

1 stop15h 05m

Seoul Gimpo Intl

Wed 26/11

13:30-06:40

1 stop23h 10m

£696

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 27/11

15:20-12:25

1 stop15h 05m

Seoul Gimpo Intl

Thu 4/12

13:30-07:10

2 stops23h 40m

£811

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sun 2/11

02:05-13:05

1 stop29h 00m

Seoul Gimpo Intl

Tue 18/11

14:25-08:20

1 stop23h 55m

£1,268

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sat 25/10

16:00-12:25

1 stop14h 25m

Seoul Gimpo Intl

Sat 1/11

14:25-08:20

1 stop23h 55m

£1,301

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sat 25/10

16:00-12:25

1 stop14h 25m

Seoul Gimpo Intl

Sat 1/11

13:30-07:10

2 stops47h 40m

£1,320

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Mon 3/11

18:25-22:30

1 stop22h 05m

Seoul Gimpo Intl

Tue 18/11

19:50-16:10

1 stop26h 20m

£1,665

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 27/11

02:30-11:20

1 stop26h 50m

Seoul Gimpo Intl

Fri 5/12

19:50-16:10

1 stop26h 20m

£3,125

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Mon 9/2

08:50-22:05

2 stops31h 15m

£1,972

Flights are sorted by cheapest return flights first.

Deals found on 13/10

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 15 October 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 and Air China can get you from Istanbul Airport to Seoul Gimpo Intl Airport in just under 15h 05m. Your travel time can differ by up to 13h 55m. 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

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Alternative routes for Istanbul to Gimpo Intl

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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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