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$308+ Cheap flights from Istanbul (IST) to Seoul (SEL)

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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
IST — SEL
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Istanbul to Seoul are usually found in January or March, booked 46 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

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 January 8, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$544
(MIAT Mongolian)

One-way from

$308
(SCAT Airlines)

Popular in

October

Cheapest in

January

Average price

$584

Good round-trip deal

$1,065 or less
Provider with most accurate pricing for Istanbul-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Istanbul-Seoul (SEL) flights.
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From Istanbul to Seoul (SEL)
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One-way flight from Istanbul to Seoul (SEL)
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Highest demand for flights based on searches. 0% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 8, 2026.

This MIAT Mongolian deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure MIAT Mongolian is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/122:10 pmIST - ICN
1 stop26h 15mMIAT Mongolian
Mon 5/2512:05 amICN - IST
1 stop18h 20mMIAT Mongolian
Deal found 1/7$544
This MIAT Mongolian deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure MIAT Mongolian is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/192:10 pmIST - ICN
1 stop16h 40mMIAT Mongolian
Mon 6/112:05 amICN - IST
1 stop18h 20mMIAT Mongolian
Deal found 1/8$554
This Gotogate deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2011:00 amIST - ICN
2 stops21h 55mChina Eastern
Thu 1/294:10 pmICN - IST
1 stop22h 00mChina Eastern
Deal found 1/7$560
This MIAT Mongolian deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure MIAT Mongolian is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/192:10 pmIST - ICN
1 stop26h 15mMIAT Mongolian
Wed 5/2712:05 amICN - IST
1 stop18h 20mMIAT Mongolian
Deal found 1/7$564
This MIAT Mongolian deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure MIAT Mongolian is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/212:10 pmIST - ICN
1 stop26h 15mMIAT Mongolian
Wed 5/2712:05 amICN - IST
1 stop18h 20mMIAT Mongolian
Deal found 1/7$574
This Air China deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/182:55 pmIST - ICN
1 stop25h 00mAir China
Tue 3/311:05 pmICN - IST
1 stop24h 55mAir China
Deal found 1/8$575
This Air China deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/182:55 pmIST - GMP
1 stop16h 10mAir China
Tue 3/312:25 pmGMP - IST
1 stop23h 35mAir China
Deal found 1/7$576
This MIAT Mongolian deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure MIAT Mongolian is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/172:10 pmIST - ICN
1 stop16h 40mMIAT Mongolian
Mon 5/252:20 pmICN - IST
1 stop28h 05mMIAT Mongolian
Deal found 1/7$589
This MIAT Mongolian deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure MIAT Mongolian is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/54:20 pmIST - ICN
1 stop24h 20mMIAT Mongolian
Wed 3/1111:55 pmICN - IST
1 stop20h 35mMIAT Mongolian
Deal found 1/7$593
This MIAT Mongolian deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure MIAT Mongolian is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/54:20 pmIST - ICN
1 stop24h 20mMIAT Mongolian
Wed 3/1811:55 pmICN - IST
1 stop20h 35mMIAT Mongolian
Deal found 1/7$594
This SmartFares deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/258:35 pmIST - ICN
1 stop16h 25mScandinavian Airlines
Sat 10/3111:45 pmICN - IST
1 stop26h 00mScandinavian Airlines
Deal found 1/6$598
This MIAT Mongolian deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure MIAT Mongolian is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/154:20 pmIST - ICN
1 stop13h 45mMIAT Mongolian
Sat 3/2111:55 pmICN - IST
1 stop20h 35mMIAT Mongolian
Deal found 1/7$599

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated January 8, 2026.
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 5/21

2:10 pm-10:25 pm

1 stop26h 15m

Incheon Intl

Wed 5/27

12:05 am-12:25 pm

1 stop18h 20m

$574

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Wed 3/18

2:55 pm-1:05 pm

1 stop16h 10m

Seoul Gimpo Intl

Tue 3/31

2:25 pm-8:00 am

1 stop23h 35m

$576

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Thu 3/5

4:20 pm-10:40 pm

1 stop24h 20m

Incheon Intl

Sat 3/14

11:55 pm-2:30 pm

1 stop20h 35m

$593

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Sun 3/29

3:00 pm-5:55 am

1 stop32h 55m

Incheon Intl

Fri 4/10

6:55 am-9:50 pm

1 stop20h 55m

$604

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Sun 4/5

3:00 pm-5:55 am

1 stop32h 55m

Incheon Intl

Tue 4/14

6:55 am-9:20 am

1 stop32h 25m

$606

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Thu 3/5

2:00 pm-9:55 pm

1 stop25h 55m

Incheon Intl

Fri 3/13

11:45 pm-12:55 pm

1 stop19h 10m

$655

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Wed 4/8

2:10 pm-10:45 am

1 stop14h 35m

Incheon Intl

Wed 4/15

1:35 am-1:05 pm

1 stop17h 30m

$656

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Mon 2/9

1:50 pm-5:15 pm

1 stop21h 25m

Incheon Intl

Mon 3/2

12:20 am-6:40 pm

1 stop24h 20m

$668

IstanbulSeoul

IST - GMP

ISTGMP

Istanbul

Tue 1/20

3:20 pm-12:25 pm

1 stop15h 05m

Seoul Gimpo Intl

Thu 1/29

2:25 pm-8:20 am

1 stop23h 55m

$679

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Wed 2/11

8:10 pm-10:30 am

1 stop32h 20m

Incheon Intl

Wed 2/18

12:20 am-12:20 pm

1 stop18h 00m

$719

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 42 results
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Compare providers for flights from Istanbul to Seoul

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Istanbul to Seoul in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Istanbul Airport-Seoul flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Istanbul Airport-Seoul flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Istanbul Airport-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Istanbul Airport-Seoul flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Istanbul Airport-Seoul flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 round-trip flight from Istanbul to Seoul. Price data was last updated on January 2, 2026.

Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from Istanbul Airport to Seoul. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, October is the cheapest month in which you can book a flight from Istanbul Airport to Seoul (average of $231). Flying from Istanbul Airport to Seoul in June is currently the most expensive (average of $534). 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 January 8, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Istanbul Airport to Seoul as you normally would.

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 January 8, 2026.

The most flights from IST to SEL are scheduled on a Thursday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost to fly round-trip from Istanbul Airport to Seoul?

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 January 8, 2026.
Read through reviews of airlines operating flights from Istanbul Airport to Seoul, such as Asiana Airlines, China Southern, and Etihad Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.2
Very good
499 reviews

Comfort

8.0

Entertainment

7.7

Boarding

8.3

Crew

8.5

Overall

8.2

Food

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
Asiana Airlines
8.2
Very good
499 reviews
Asiana Airlines
8.2
Very good
499 reviews

Comfort

8.0

Entertainment

7.7

Boarding

8.3

Crew

8.5

Overall

8.2

Food

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
China Southern
7.5
Good
125 reviews
Asiana Airlines
8.2
Very good
499 reviews

Comfort

8.0

Entertainment

7.7

Boarding

8.3

Crew

8.5

Overall

8.2

Food

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
Etihad Airways
7.3
Good
1,361 reviews
Asiana Airlines
8.2
Very good
499 reviews

Comfort

8.0

Entertainment

7.7

Boarding

8.3

Crew

8.5

Overall

8.2

Food

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
Turkish Airlines
7.3
Good
4,154 reviews
Asiana Airlines
8.2
Very good
499 reviews

Comfort

8.0

Entertainment

7.7

Boarding

8.3

Crew

8.5

Overall

8.2

Food

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.

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.

  • How long is the flight from Istanbul Airport to Seoul?

    There are many flights that can get you from Istanbul Airport to Seoul in 16h 10m. Fly via Air China, MIAT Mongolian, or SCAT Airlines to get the fastest option. The distance from Istanbul Airport to Seoul is about 4931 mi. This flight may include one or multiple stops.

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

    According to our current data, China Southern ($334), Etihad Airways ($630), and Asiana Airlines ($801) offers the cheapest pricing from Istanbul Airport to Seoul. China Southern is 52% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airline one-way is MIAT Mongolian, with whom users have recently found tickets for as low as $284. However, be on the lookout for offers from Sichuan Airlines and China Southern, as they are both options that can get you from Istanbul Airport to Seoul for a low price.

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

    Before booking your flight to Seoul from Istanbul Airport, check out the most reliable airlines to get you to your destination on time: Korean Air (89%), Asiana Airlines (79%), Turkish Airlines( 47%).

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

    Looking at all options, your cheapest flight can be booked for $911. While the most popular route (Istanbul - Incheon Intl) can be booked for $767 on average, our data indicates $1,319 when flying from Istanbul Airport to Seoul.

  • 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 vacation 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, October is the cheapest month in which you can book a flight from Istanbul Airport to Seoul (average of $231). Flying from Istanbul Airport to Seoul in June is currently the most expensive (average of $534). 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

Top 4 airlines flying from Istanbul to Seoul

Discover the top 4 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 2,558,603 searches. Data last updated January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$476Average$581FlexibilityNo cancel feeOn-time69%
Etihad AirwaysCheapest$630Average$767FlexibilityNo cancel feeOn-time75%
Asiana AirlinesCheapest$801Average$882FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$924Average$1,136FlexibilityNo cancel feeOn-time77%

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