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$279+ 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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
IST — SEL
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from Istanbul to Seoul are usually found in December or May, booked 44 days in advance, depart on a Wednesday or Monday 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 April 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$599
(SmartFares)

One-way from

$279
(Trip.com)

Popular in

August

Cheapest in

December

Average price

$566

Good round-trip deal

$853 or less

Good one-way deal

$706 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.
Search Deals
From Istanbul to Seoul (SEL)
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One-way flight from Istanbul to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Istanbul to Seoul (SEL).
Search Deals
Price to beat on a one-way 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 April 17, 2025.

This MIAT Mongolian deal was found by Cheapflights users on 4/17. 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 11/44:20 pmIST - ICN
1 stop13h 45mMIAT Mongolian
Wed 11/191:20 pmICN - IST
1 stop31h 10mMIAT Mongolian
Deal found 4/17$562
This SmartFares deal was found by Cheapflights users on 4/17. 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 6/17:30 amIST - ICN
1 stop21h 15mEtihad Airways
Fri 6/61:35 amICN - IST
1 stop34h 35mEtihad Airways
Deal found 4/17$599
This CheapOair deal was found by Cheapflights users on 4/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/233:40 pmIST - ICN
1 stop15h 50mMultiple Airlines
Sun 6/12:30 pmICN - IST
1 stop23h 30mMultiple Airlines
Deal found 4/17$625
This FlightHub deal was found by Cheapflights users on 4/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/283:40 pmIST - ICN
1 stop15h 50mSichuan Airlines
Tue 6/102:50 pmICN - IST
1 stop21h 40mSichuan Airlines
Deal found 4/17$713
This CheapOair deal was found by Cheapflights users on 4/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/152:00 pmIST - ICN
2 stops25h 05mChina Eastern
Tue 5/204:35 pmICN - IST
1 stop21h 25mChina Eastern
Deal found 4/17$716
This FlightHub deal was found by Cheapflights users on 4/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/221:45 pmIST - ICN
1 stop21h 20mQatar Airways
Fri 10/316:45 pmICN - IST
1 stop23h 35mQatar Airways
Deal found 4/17$791
This Air Astana deal was found by Cheapflights users on 4/17. 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 Astana is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/209:55 pmIST - ICN
2 stops49h 35mAir Astana
Thu 6/2611:10 amICN - IST
2 stops41h 00mAir Astana
Deal found 4/17$804
This Uzbekistan Airways deal was found by Cheapflights users on 4/17. 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 Uzbekistan Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/712:30 pmIST - ICN
1 stop14h 10mUzbekistan Airways
Sun 11/167:50 amICN - IST
1 stop18h 20mUzbekistan Airways
Deal found 4/17$811
This Air France deal was found by Cheapflights users on 4/17. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/84:20 amIST - ICN
2 stops30h 05mAir France
Thu 5/158:30 amICN - IST
1 stop24h 55mAir France
Deal found 4/17$822
This Asiana Airlines deal was found by Cheapflights users on 4/17. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/45:20 pmIST - ICN
Nonstop10h 15mAsiana Airlines
Sat 11/159:35 amICN - IST
Nonstop12h 05mAsiana Airlines
Deal found 4/17$836
This Korean Air deal was found by Cheapflights users on 4/17. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/109:45 pmIST - ICN
Nonstop10h 10mKorean Air
Fri 11/141:55 pmICN - IST
Nonstop12h 20mKorean Air
Deal found 4/17$874
This Lufthansa deal was found by Cheapflights users on 4/17. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/145:55 pmIST - ICN
2 stops34h 00mLufthansa
Wed 5/2812:25 pmICN - IST
1 stop38h 55mLufthansa
Deal found 4/17$891

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 April 17, 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

Sun 6/1

7:30 am-10:45 am

1 stop21h 15m

Incheon Intl

Fri 6/6

1:35 am-6:10 am

1 stop34h 35m

$599

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Thu 5/15

2:10 pm-10:25 pm

1 stop26h 15m

Incheon Intl

Mon 5/19

12:05 am-12:25 pm

1 stop18h 20m

$603

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Fri 5/23

3:40 pm-1:30 pm

1 stop15h 50m

Incheon Intl

Sun 6/1

2:30 pm-8:00 am

1 stop23h 30m

$625

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Wed 5/28

3:40 pm-1:30 pm

1 stop15h 50m

Incheon Intl

Tue 6/10

2:50 pm-6:30 am

1 stop21h 40m

$713

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Thu 5/15

2:00 pm-9:05 pm

2 stops25h 05m

Incheon Intl

Tue 5/20

4:35 pm-8:00 am

1 stop21h 25m

$716

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Fri 6/20

9:55 pm-5:30 am

2 stops49h 35m

Incheon Intl

Thu 6/26

11:10 am-10:10 pm

2 stops41h 00m

$804

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Wed 6/18

9:40 pm-8:25 am

1 stop28h 45m

Incheon Intl

Mon 7/21

10:10 am-8:10 pm

1 stop16h 00m

$811

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Thu 5/8

4:20 am-4:25 pm

2 stops30h 05m

Incheon Intl

Thu 5/15

8:30 am-3:25 am

1 stop24h 55m

$822

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Thu 5/15

1:45 pm-10:30 am

1 stop14h 45m

Incheon Intl

Thu 5/22

1:20 am-11:55 am

1 stop16h 35m

$832

IstanbulIncheon

IST - ICN

ISTICN

Istanbul

Thu 6/19

5:30 pm-9:20 am

Nonstop9h 50m

Incheon Intl

Thu 7/24

10:25 am-4:10 pm

Nonstop11h 45m

$836

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 40 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 April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Istanbul Airport-Seoul flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 April 11, 2025.

Booking 44 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, February is the cheapest month in which you can book a flight from Istanbul Airport to Seoul (average of $1,001). Flying from Istanbul Airport to Seoul in June is currently the most expensive (average of $1,650). 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 April 17, 2025.

It’s optimal to fly from Istanbul Airport to Seoul at noon. By choosing this option you can save up to 37% on the cost of your flight, compared to a flight in the evening.

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

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

Travelers seeking maximum savings on their Istanbul Airport to Seoul flight should consider departing on Sunday at noon when fares are most often at their lowest. Sunday afternoons 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 April 17, 2025.

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).

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 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 April 17, 2025.
Peruse reviews from past customers who have flown with Korean Air, ANA and Asiana Airlines from Istanbul to Seoul to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,064 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

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
1,064 reviews
Korean Air
8.4
Very good
1,064 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

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
845 reviews
Korean Air
8.4
Very good
1,064 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

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
438 reviews
Korean Air
8.4
Very good
1,064 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

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
3,200 reviews
Korean Air
8.4
Very good
1,064 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

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
323 reviews
Korean Air
8.4
Very good
1,064 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

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?

    According to our current data, Etihad Airways ($599), MIAT Mongolian ($603), and Sichuan Airlines ($713) offers the cheapest pricing from Istanbul Airport to Seoul.

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

    The cheapest airline one-way is China Southern, with whom users have recently found tickets for as low as $346. However, be on the lookout for offers from MIAT Mongolian and Sichuan Airlines, 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 (79%), Turkish Airlines (70%), Asiana Airlines( 70%).

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

    Looking at all options, your cheapest flight can be booked for $706. While the most popular route (Istanbul - Incheon Intl) can be booked for $836 on average our data indicates $846 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, February is the cheapest month in which you can book a flight from Istanbul Airport to Seoul (average of $1,001). Flying from Istanbul Airport to Seoul in June is currently the most expensive (average of $1,650). 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 5 airlines flying from Istanbul to Seoul

Discover the top 5 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Uzbekistan AirwaysCheapest$415Average$752FlexibilityNo cancel feeOn-time81%
China SouthernCheapest$476Average$578FlexibilityNo cancel feeOn-time69%
Etihad AirwaysCheapest$680Average$692FlexibilityNo cancel feeOn-time75%
Asiana AirlinesCheapest$836Average$889FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$1,097Average$1,136FlexibilityNo cancel feeOn-time77%

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