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Cheap flights from Istanbul Airport to Seoul from £263

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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
IST — SEL
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from Istanbul to Seoul are usually found in December or May, booked 44 days in advance, depart on a Tuesday or Friday and return on a Thursday

Cheap flight deals from Istanbul to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) to Seoul (SEL). 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 29 April 2025.

Round-trip from

£455

One-way from

£263

Popular in

August

Cheapest in

December

Average price

£424

Good round-trip deal

£610 or less
MIAT Mongolian
  • MIAT Mongolian
  • 15/5-28/5
  • 2 total stops
  • 44h 35m total
  • Istanbul to Seoul
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MIAT Mongolian
  • MIAT Mongolian
  • 21/10
  • 1 total stop
  • 26h 15m total
  • Istanbul to Seoul
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£12 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Istanbul to Seoul (SEL).
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Find flight deals from Istanbul to Seoul

Cheapest flights from Istanbul to Seoul
Explore the most affordable flight options available from Istanbul to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Tue 18/1116:20IST - ICN
1 stop13h 45mMIAT Mongolian
Sat 29/1123:55ICN - IST
1 stop20h 35mMIAT Mongolian
Deal found 29/4£420
Mon 3/1115:55IST - ICN
1 stop22h 40mChina Southern
Tue 18/1110:55ICN - IST
1 stop26h 15mChina Southern
Deal found 28/4£437
Thu 22/514:10IST - ICN
1 stop25h 55mEtihad Airways
Sat 31/517:45ICN - IST
1 stop18h 25mEtihad Airways
Deal found 28/4£498
Mon 30/615:40IST - ICN
1 stop15h 50mMultiple Airlines
Mon 7/701:35ICN - IST
1 stop17h 30mMultiple Airlines
Deal found 29/4£501
Mon 30/615:40IST - ICN
1 stop15h 50mSichuan Airlines
Thu 31/714:50ICN - IST
1 stop21h 40mSichuan Airlines
Deal found 28/4£504
Sat 5/723:10IST - ICN
1 stop24h 20mAir Astana
Sat 12/711:10ICN - IST
1 stop15h 45mAir Astana
Deal found 28/4£585
Mon 3/1120:10IST - ICN
1 stop15h 05mQatar Airways
Mon 17/1100:20ICN - IST
1 stop18h 00mQatar Airways
Deal found 29/4£600
Thu 29/512:30IST - ICN
1 stop13h 55mUzbekistan Airways
Tue 26/810:10ICN - IST
1 stop16h 00mUzbekistan Airways
Deal found 29/4£606
Thu 20/1106:30IST - ICN
1 stop22h 20mLufthansa
Sun 30/1113:30ICN - IST
2 stops39h 15mLufthansa
Deal found 29/4£638
Tue 29/417:30IST - ICN
Nonstop9h 50mAsiana Airlines
Tue 6/510:25ICN - IST
Nonstop11h 45mAsiana Airlines
Deal found 28/4£641
Fri 14/1121:45IST - ICN
Nonstop10h 10mKorean Air
Mon 1/1213:55ICN - IST
Nonstop12h 20mKorean Air
Deal found 29/4£653
Sun 15/616:50IST - ICN
1 stop25h 30mSCAT Airlines
Fri 19/906:55ICN - IST
1 stop14h 45mSCAT Airlines
Deal found 28/4£668

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 29 April 2025.
Use the filters below to find and compare flights from Istanbul Airport to Seoul that are best for you.

Fly from

Istanbul

Fly to

Seoul

Route

Depart

Return

Price

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Thu 15/5

14:10-22:25

1 stop26h 15m

Incheon Intl

Wed 28/5

00:05-12:25

1 stop18h 20m

£455

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Thu 22/5

14:10-22:05

1 stop25h 55m

Incheon Intl

Sat 31/5

17:45-06:10

1 stop18h 25m

£498

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Mon 30/6

15:40-13:30

1 stop15h 50m

Incheon Intl

Mon 7/7

01:35-13:05

1 stop17h 30m

£501

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Mon 30/6

15:40-13:30

1 stop15h 50m

Incheon Intl

Thu 31/7

14:50-06:30

1 stop21h 40m

£504

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Mon 18/8

16:00-21:50

1 stop23h 50m

Incheon Intl

Mon 25/8

09:25-06:00

1 stop26h 35m

£546

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Sat 5/7

23:10-05:30

1 stop24h 20m

Incheon Intl

Sat 12/7

11:10-20:55

1 stop15h 45m

£585

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Thu 29/5

12:30-08:25

1 stop13h 55m

Incheon Intl

Tue 26/8

10:10-20:10

1 stop16h 00m

£606

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Wed 22/10

13:45-17:05

1 stop21h 20m

Incheon Intl

Thu 30/10

00:20-12:20

1 stop18h 00m

£610

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Fri 13/6

21:20-13:25

Nonstop10h 05m

Incheon Intl

Fri 19/9

13:40-19:40

Nonstop12h 00m

£654

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Sun 15/6

16:50-00:20

1 stop25h 30m

Incheon Intl

Fri 19/9

06:55-15:40

1 stop14h 45m

£668

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 32 results
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Best time to book a flight from Istanbul to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul 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

How far ahead should I book a flight from Istanbul Airport to Seoul?

Use this chart to determine the optimal time to book a return flight from Istanbul to Seoul. Price data was last updated on 25 April 2025.

The best time to book flights from Istanbul Airport to Seoul is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Istanbul Airport to Seoul?

Currently, November is the cheapest month in which you can book a flight from Istanbul Airport to Seoul (average of £675). Flying from Istanbul Airport to Seoul in July is currently the most expensive (average of £1,165). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IST to SEL?

Find hourly flight availability from Istanbul to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 April 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 45% on flights from Istanbul Airport to Seoul by exploring options for tickets at midday.

What is the cheapest day to fly from Istanbul Airport to Seoul?

Use this chart to determine the cheapest time to fly return from Istanbul to Seoul. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Istanbul Airport to Seoul flight should consider departing on Friday at midday when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Istanbul Airport to Seoul

Explore weekly flight availability from Istanbul to Seoul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 April 2025.

The most flights from IST to SEL are scheduled on a Friday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Seoul by month

Plan your trip to Seoul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seoul ranges from 27.0 - 253.0 inches per month. July is typically the wettest month, when rainfall can reach 253.0 mm. December is typically the driest time to visit Seoul when rainfall is around 27.0 mm.

Temperature in Seoul by month

Plan your trip to Seoul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seoul. Reviews last updated 29 April 2025.
Read reviews from past customers who have flown Korean Air, ANA and Asiana Airlines from Istanbul to Seoul. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,066 reviews
Check prices

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very Good
1,066 reviews
Korean Air
8.4
Very Good
1,066 reviews
Check prices

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
ANA
8.3
Very Good
855 reviews
Korean Air
8.4
Very Good
1,066 reviews
Check prices

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.2
Very Good
442 reviews
Korean Air
8.4
Very Good
1,066 reviews
Check prices

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Emirates
8.0
Very Good
3,213 reviews
Korean Air
8.4
Very Good
1,066 reviews
Check prices

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Thai Airways
7.7
Good
325 reviews
Korean Air
8.4
Very Good
1,066 reviews
Check prices

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Istanbul to Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Istanbul Airport to Seoul round-trip?

    Our cheapest airline available from Istanbul Airport to Seoul is MIAT Mongolian. Our recent data shows that you can find tickets from as low as £455 on this airline. Additional options worth looking into are Etihad Airways and Sichuan Airlines, starting at £498 and £504 round-trip.

  • What are the cheapest airlines to fly from Istanbul Airport to Seoul one-way?

    The cheapet airlines for a one-way flight from Istanbul Airport to Seoul are MIAT Mongolian (£263), Thai Airways (£317), and SCAT Airlines (£323).

  • What are the most reliable airlines from Istanbul Airport to Seoul?

    No one likes to see their flight delayed. When booking a flight from Istanbul Airport to Seoul consider choosing Korean Air (79%), Turkish Airlines (70%) or Asiana Airlines (70%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Istanbul Airport to Seoul?

    On average you can expect to pay £616 for a flight from Istanbul Airport to Seoul. The cheapest flight overall is £597 while the most popular route, (Istanbul - Incheon Intl) is currently priced at £464.

  • Where are the most common stopover locations when flying from Istanbul Airport to Seoul?

    Istanbul Airport to Seoul flights have a stopover in Beijing most of the time. Beijing is followed by Guangzhou in terms of the most popular stopover location on flights from Istanbul Airport to Seoul. Ulaanbaatar ranks third in terms of the most popular layover location on Istanbul Airport to Seoul flights.

  • What are some popular things to do or see while on a stopover in Beijing?

    Most Beijing visitors opt to spend their time experiencing Summer Palace, Forbidden City, and Bell and Drum Towers. Summer Palace, Forbidden City, and Bell and Drum Towers can be visited by traveling about 34.6 mi, 28.1 mi, and 29.8 mi respectively from Beijing Daxing Intl.

  • What are some popular points of interest to see during a stopover in Guangzhou?

    If you're on a stopover in Guangzhou and looking for things to do, consider visiting Baima Clothing Wholesale Market, Yide Lu, or Guangzhou Zoo. Travellers on a stopover in Guangzhou can visit Baima Clothing Wholesale Market, Yide Lu, and Guangzhou Zoo, by travelling 17.3 mi, 19.5 mi, and 17.2 mi, respectively after landing at Guangzhou Baiyun.

  • Where are the least popular stopover locations for Istanbul Airport to Seoul flights?

    Of the flights from Istanbul Airport to Seoul that have stopovers, the fewest flights stop in Abu Dhabi. Shanghai sees the next fewest stopovers on Istanbul Airport to Seoul flights. Riyadh comes next as the third least popular stopover location for Istanbul Airport to Seoul flights.

  • Can I find deals for flights from Istanbul to Seoul that include hotel bookings?

    Yes. In addition to deals on Istanbul to Seoul flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Istanbul to Seoul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Istanbul to Seoul.

  • Can I find deals for business class flights from Istanbul to Seoul?

    Yes. Cheapflights offers flight deals from Istanbul to Seoul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Istanbul Airport to Seoul?

    Currently, November is the cheapest month in which you can book a flight from Istanbul Airport to Seoul (average of £675). Flying from Istanbul Airport to Seoul in July is currently the most expensive (average of £1,165). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Istanbul to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
Istanbul to Incheon Intl flights
Istanbul to Gimpo Intl flights

Top 7 airlines flying from Istanbul to Seoul

Discover the top 7 airlines that operate flights from Istanbul to Seoul. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£356Average£513FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
China SouthernCheapest£378Average£423FlexibilityNo cancel feeOn-time69%
Search China Southern flights
MIAT MongolianCheapest£415Average£420FlexibilityNo cancel feeOn-time63%
Search MIAT Mongolian flights
Uzbekistan AirwaysCheapest£545Average£631FlexibilityNo cancel feeOn-time81%
Search Uzbekistan Airways flights
Asiana AirlinesCheapest£554Average£623FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapest£634Average£735FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Turkish AirlinesCheapest£735Average£849FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Istanbul to Seoul?

Deals for Istanbul to Seoul flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Istanbul to Seoul?

Cheapflights helps you find that perfect flight to Seoul from Istanbul by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Istanbul to Seoul with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Istanbul to Seoul, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Istanbul to Seoul become cheaper?

Yes, Cheapflights offers price alerts on Istanbul to Seoul flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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