$337 Cheap Flights from Istanbul (IST) to Seoul (ICN)

View $337 flight on Thu, May 28, 2026Opens in a new window

Popular airlines from Istanbul to Seoul (ICN-Incheon Intl.)

Cheap Flights from Istanbul to Seoul (IST-ICN)

Prices were available within the past 7 days and start at $337 for one-way flights and $512 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Southern Airlines
Thu, Jan 8 - Thu, Jan 22
IST
Istanbul
ICN
Seoul
$512 Roundtrip, found 2 days ago
$512
Roundtrip
found 2 days ago
Select China Southern Airlines flight, departing Thu, Jan 8 from Istanbul to Seoul, returning Thu, Jan 22, priced at $512 found 2 days ago
China Southern Airlines
Mon, Mar 23 - Sat, Apr 4
IST
Istanbul
ICN
Seoul
$537 Roundtrip, found 21 hours ago
$537
Roundtrip
found 21 hours ago
Select China Southern Airlines flight, departing Mon, Mar 23 from Istanbul to Seoul, returning Sat, Apr 4, priced at $537 found 21 hours ago
MIAT Mongolian Airlines
Tue, May 12 - Wed, May 13
IST
Istanbul
ICN
Seoul
$544 Roundtrip, found 8 hours ago
$544
Roundtrip
found 8 hours ago
Select MIAT Mongolian Airlines flight, departing Tue, May 12 from Istanbul to Seoul, returning Wed, May 13, priced at $544 found 8 hours ago
China Southern Airlines
Thu, Jan 8 - Tue, Jan 13
IST
Istanbul
ICN
Seoul
$552 Roundtrip, found 16 hours ago
$552
Roundtrip
found 16 hours ago
Select China Southern Airlines flight, departing Thu, Jan 8 from Istanbul to Seoul, returning Tue, Jan 13, priced at $552 found 16 hours ago
MIAT Mongolian Airlines
Sun, May 10 - Sun, May 17
IST
Istanbul
ICN
Seoul
$554 Roundtrip, found 13 hours ago
$554
Roundtrip
found 13 hours ago
Select MIAT Mongolian Airlines flight, departing Sun, May 10 from Istanbul to Seoul, returning Sun, May 17, priced at $554 found 13 hours ago
MIAT Mongolian Airlines
Sun, May 24 - Wed, Jun 3
IST
Istanbul
ICN
Seoul
$564 Roundtrip, found 2 days ago
$564
Roundtrip
found 2 days ago
Select MIAT Mongolian Airlines flight, departing Sun, May 24 from Istanbul to Seoul, returning Wed, Jun 3, priced at $564 found 2 days ago
Air China
Fri, May 29 - Sat, Jun 6
IST
Istanbul
ICN
Seoul
$596 Roundtrip, found 2 days ago
$596
Roundtrip
found 2 days ago
Select Air China flight, departing Fri, May 29 from Istanbul to Seoul, returning Sat, Jun 6, priced at $596 found 2 days ago
LOT-Polish Airlines
Fri, Apr 24 - Tue, May 5
IST
Istanbul
ICN
Seoul
$659 Roundtrip, found 3 days ago
$659
Roundtrip
found 3 days ago
Select LOT-Polish Airlines flight, departing Fri, Apr 24 from Istanbul to Seoul, returning Tue, May 5, priced at $659 found 3 days ago
Etihad Airways
Tue, Jun 30 - Mon, Aug 17
IST
Istanbul
ICN
Seoul
$798 Roundtrip, found 2 hours ago
$798
Roundtrip
found 2 hours ago
Select Etihad Airways flight, departing Tue, Jun 30 from Istanbul to Seoul, returning Mon, Aug 17, priced at $798 found 2 hours ago
Air Astana
Sat, Apr 4 - Sun, Apr 19
IST
Istanbul
ICN
Seoul
$801 Roundtrip, found 6 days ago
$801
Roundtrip
found 6 days ago
Select Air Astana flight, departing Sat, Apr 4 from Istanbul to Seoul, returning Sun, Apr 19, priced at $801 found 6 days ago

Find the cheapest month to fly from Istanbul (IST) to Seoul (ICN)

August is typically the cheapest month to fly

From $484 - $850 per traveler.

Alternative airports near Seoul

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gimpo Intl. GMP. Closest option available. Average driving time to city center is 20 minutes. Flights from $4,899
GMP
Gimpo Intl.
Closest
Average driving time to city center20 min
Flights from $4,899

Frequently asked questions

How much does a flight from Istanbul (IST) to Incheon Intl. Airport (ICN) cost?
Secure a cheap one-way flight from $337 or cheap return flight from $512 from Istanbul (IST) to Incheon Intl. Airport (ICN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Istanbul (IST) to Incheon Intl. Airport (ICN)?
The cheapest month to fly from IST to ICN is January, when demand is low. Off-peak months are typically when better flight deals are available between these airports.
Which airlines fly direct from Istanbul (IST) to Incheon Intl. Airport (ICN)?
You can't fly direct from Istanbul (IST) to Incheon Intl. Airport (ICN). However, you can easily journey to Seoul without any layovers by leaving from Ataturk Intl. Airport (IST).
What is the cheapest airline that flies from Istanbul (IST) to Incheon Intl. Airport (ICN)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest IST to ICN flight.
How many flights per day from Istanbul (IST) to Incheon Intl. Airport (ICN)?
There are no daily nonstop flights from Istanbul (IST) to Incheon Intl. Airport (ICN). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from IST to ICN?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary based on a number of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Istanbul (IST) to Incheon Intl. Airport (ICN)?
To touch down at Incheon Intl. Airport (ICN) without delays, select a flight that takes off from Istanbul (IST) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Istanbul (IST) to Incheon Intl. Airport (ICN) last-minute?
Last-minute bookings from IST to ICN are generally more expensive. To lock in the best rates, start looking for flights as early as possible. That being said, if you can play around with your travel dates, it's possible to land a cheap ticket right before you leave.
Is it cheaper to book an IST to ICN flight and hotel package?
Compared with arranging hotels and flights separately, booking an IST to ICN flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place will take the hassle out of planning your trip. Just pick your flights and select from our extensive range of hotels, then customize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Istanbul (IST) to Incheon Intl. Airport (ICN)?
In most cases, you're able to cancel or reschedule your IST to ICN flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you need further details, visit our Customer Service portal.

Travel information

Origin airport
Istanbul
Destination airport
Incheon Intl.
Airlines serving
Air Astana, Air China, Air France, Asiana Airlines, China Eastern Airlines, China Southern Airlines, Emirates, Ethiopian Airlines, Etihad Airways, Korean Air, LOT-Polish Airlines, Lufthansa, MIAT Mongolian Airlines, Malaysia Airlines, Qatar Airways, Sichuan Airlines, Singapore Airlines, Thai Airways International, Turkish Airlines
Roundtrip price
$512
Distance
4923 mi
Average flight time
16 hours 6 mins

Book with confidence

Istanbul to Seoul Flights

The cheapest times to fly from Istanbul to Seoul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Istanbul to Seoul are during the month of January. You can find some of the cheapest flights from Istanbul to Seoul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Istanbul to Seoul

Sunday is one of the best days to book for cheap flights from Istanbul to Seoul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Istanbul to Seoul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Istanbul to Seoul in 2026. You can also book with separate airlines for your outbound and return journeys, from $337 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Istanbul to Seoul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Istanbul to Seoul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Istanbul to Seoul Flights

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*Available to One Key members.