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Cheap flights from Istanbul to Seoul from £218

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Istanbul to Seoul departing on 28/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

MIAT Mongolian Logo
14:10 - 22:25IST-ICN
26h 15m1 stop
MIAT Mongolian Logo
23:55 - 14:30ICN-IST
20h 35m1 stop
£355MIAT Mongolian
Find Deal
Tue, 21 Oct - Wed, 29 Oct
MIAT Mongolian Logo
14:10 - 00:40IST-ICN
28h 30m1 stop
MIAT Mongolian Logo
14:20 - 14:30ICN-IST
30h 10m1 stop
£355MIAT Mongolian
Find Deal
Sun, 28 Sep - Sat, 25 Oct
Air China Logo
14:55 - 13:05IST-GMP
16h 10m1 stop
Air China Logo
14:25 - 08:20GMP-IST
23h 55m1 stop
£446Air China
Find Deal
Sun, 26 Oct - Sat, 1 Nov
Air China Logo
14:55 - 13:05IST-GMP
16h 10m1 stop
Air China Logo
14:25 - 08:20GMP-IST
23h 55m1 stop
£448Air China
Find Deal
Fri, 28 Nov - Sat, 6 Dec
LOT Logo
14:55 - 07:10IST-ICN
34h 15m1 stop
LOT Logo
13:25 - 00:40ICN-IST
17h 15m1 stop
£464LOT
Find Deal
Wed, 11 Feb - Tue, 24 Feb
LOT Logo
14:55 - 07:10IST-ICN
34h 15m1 stop
LOT Logo
08:50 - 00:40ICN-IST
21h 50m1 stop
£466LOT
Find Deal
Wed, 4 Mar - Wed, 18 Mar
Multiple Airlines Logo
16:20 - 12:05IST-ICN
13h 45m1 stop
Multiple Airlines Logo
14:20 - 07:00ICN-IST
22h 40m2 stops
£488Multiple Airlines
Find Deal
Sun, 26 Oct - Mon, 3 Nov
Multiple Airlines Logo
16:20 - 10:55IST-ICN
12h 35m1 stop
Multiple Airlines Logo
14:20 - 07:00ICN-IST
22h 40m2 stops
£490Multiple Airlines
Find Deal
Thu, 23 Oct - Mon, 3 Nov
China Southern Logo
15:55 - 13:50IST-ICN
15h 55m1 stop
China Southern Logo
09:25 - 06:40ICN-IST
27h 15m1 stop
£541China Southern
Find Deal
Mon, 9 Feb - Fri, 27 Feb
China Southern Logo
16:00 - 12:25IST-GMP
14h 25m1 stop
China Southern Logo
13:45 - 06:40GMP-IST
22h 55m1 stop
£592China Southern
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Thu, 23 Oct - Wed, 29 Oct

MIAT Mongolian flights from Istanbul to Seoul

Our best MIAT Mongolian deals on Istanbul to Seoul flight tickets
MIAT Mongolian
21 Oct
IST14:10Istanbul
26h 15m
1 stop
ICN22:25Incheon Intl
29 Oct
ICN23:55Incheon Intl
20h 35m
1 stop
IST14:30Istanbul
£355
Find similar
MIAT Mongolian
28 Sept
IST14:10Istanbul
28h 30m
1 stop
ICN00:40Incheon Intl
25 Oct
ICN14:20Incheon Intl
30h 10m
1 stop
IST14:30Istanbul
£355
Find similar
MIAT Mongolian
21 Oct
IST14:10Istanbul
26h 15m
1 stop
ICN22:25Incheon Intl
1 Nov
ICN13:20Incheon Intl
31h 10m
1 stop
IST14:30Istanbul
£385
Find similar

KLM flights from Istanbul to Seoul

Our best KLM deals on Istanbul to Seoul flight tickets
KLM
2 Oct
SAW08:50Istanbul Sabiha Gokcen
25h 35m
1 stop
ICN16:25Incheon Intl
23 Oct
ICN22:25Incheon Intl
24h 45m
1 stop
SAW17:10Istanbul Sabiha Gokcen
£769
Find similar
KLM
25 Sept
SAW14:40Istanbul Sabiha Gokcen
19h 45m
1 stop
ICN16:25Incheon Intl
22 Oct
ICN22:25Incheon Intl
30h 35m
1 stop
SAW23:00Istanbul Sabiha Gokcen
£773
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Istanbul to Seoul 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, momondo users made 279,928 searches. Data last updated 18 September 2025.
Use the filters below to find and compare flights from Istanbul to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Tue 21/10

14:10-22:25

1 stop26h 15m

Incheon Intl

Wed 29/10

23:55-14:30

1 stop20h 35m

£355

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Sun 28/9

14:10-00:40

1 stop28h 30m

Incheon Intl

Sat 25/10

14:20-14:30

1 stop30h 10m

£355

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Sun 26/10

14:55-13:05

1 stop16h 10m

Seoul Gimpo Intl

Sat 1/11

14:25-08:20

1 stop23h 55m

£446

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Fri 28/11

14:55-13:05

1 stop16h 10m

Seoul Gimpo Intl

Sat 6/12

14:25-08:20

1 stop23h 55m

£448

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Wed 11/2

14:55-07:10

1 stop34h 15m

Incheon Intl

Tue 24/2

13:25-00:40

1 stop17h 15m

£464

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Wed 4/3

14:55-07:10

1 stop34h 15m

Incheon Intl

Wed 18/3

08:50-00:40

1 stop21h 50m

£466

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Sun 26/10

16:20-12:05

1 stop13h 45m

Incheon Intl

Mon 3/11

14:20-07:00

2 stops22h 40m

£488

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Thu 23/10

16:20-10:55

1 stop12h 35m

Incheon Intl

Mon 3/11

14:20-07:00

2 stops22h 40m

£490

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Mon 9/2

15:55-13:50

1 stop15h 55m

Incheon Intl

Fri 27/2

09:25-06:40

1 stop27h 15m

£541

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Thu 23/10

16:00-12:25

1 stop14h 25m

Seoul Gimpo Intl

Wed 29/10

13:45-06:40

1 stop22h 55m

£592

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

How to get the cheapest flight ticket from Istanbul to Seoul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seoul?

The month of December is, on average, the cheapest month to fly to Seoul from Istanbul, with most prices found around £372. If you are unable to visit Seoul during the month of December, then departing from Istanbul during the month November is also very affordable. Most momondo users find prices during this month for around £382.

What is the cheapest day to depart on your flight to Seoul?

The cheapest day to depart from Istanbul to Seoul is on a Wednesday when prices can be found for as low as £648. Flights from Istanbul to Seoul on a Sunday will generally be more expensive and average around £831. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Seoul?

Our most recent data shows that the best time of day to fly to Seoul is at midday. Flights from Istanbul to Seoul during this time can be as low as £431. Flights in the evening are often more expensive, with an average ticket price of £713.

What is the cheapest Istanbul to Seoul flight route?

Fly from Istanbul to Incheon Intl for the best Istanbul - Seoul flight prices

How far in advance should I book a flight to Seoul?

You are more likely to see cheaper flights to Seoul from Istanbul when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around £584 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Istanbul for as low as £382 on momondo.

What cabin class options are available on Istanbul to Seoul flights?

There is only 1 cabin class available to choose from on Istanbul to Seoul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Istanbul to Seoul flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Istanbul to Seoul

Fastest flight time

9h 50m

Direct flights

Every day

Airports in Seoul

1 airport
The fastest flight from Istanbul to Seoul takes 9h 50m
Direct flights go from Istanbul to Seoul every day.
There is 1 airport near Seoul: Incheon Intl (ICN)
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  • How far is Istanbul to Seoul by plane?

    Istanbul and Seoul are 4939.2 mi apart from one another. A reasonable flight in good conditions will take 12h 35m.

  • When did momondo last update prices for flights from Istanbul to Seoul?

    Prices for flights from Istanbul to Seoul are refreshed on a daily basis.

  • How many operators does momondo search for flights from Istanbul to Seoul?

  • How old do you have to be to fly from Istanbul to Seoul?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Istanbul to Seoul.

  • What documentation or ID do you need to fly to Seoul?

    The travel and health documents required for your trip to Seoul can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seoul. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Istanbul to Seoul

Compare and see reviews for airlines that fly from Istanbul to Seoul with momondo
Airline
Rating
Free Cancellation
Price
China SouthernPriceFrom £357Free CancellationRating
7.5
110 reviews
Search China Southern flights
MIAT MongolianPriceFrom £408Free CancellationRating
8.7
18 reviews
Search MIAT Mongolian flights
Asiana AirlinesPriceFrom £584Free CancellationRating
8.2
481 reviews
Search Asiana Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Istanbul to Seoul?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Istanbul to Seoul. momondo saves you time and could save you money on your trip.

Can I find flights from Istanbul to Seoul with flexible booking policies on momondo?

All flight searches from Istanbul to Seoul on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Istanbul to Seoul?

Once all potential Istanbul to Seoul flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Istanbul to Seoul right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Istanbul to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul
Seoul Gimpo Intl Airport
Incheon Intl Airport