Prices were found in the last 72 hours and may change — check the exact price when you continue.
The price of a flight from Istanbul to Seoul changes depending on how far ahead you book. For the best chance of a lower fare, book around 30 days before departure, when the average ticket costs about $698. Fares also tend to climb as the departure date gets closer.
On this page, you can find and book flights from Istanbul to Seoul. This 7,975 km journey is served regularly, with about 15 flights per week, offering convenient departure options throughout the day.
The main airlines on this route are Asiana Airlines, Turkish Airlines, and Korean Air. Ticket prices are dynamic, so we recommend checking how to get to the airport of departure and ways to get from the airport to central Seoul in advance to plan your trip as efficiently as possible.
Below is a calendar of the lowest flight ticket prices for Istanbul — Seoul by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $353 in r, and the most expensive are around $387 in u. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
Istanbul → Seoul, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | $485 | medium | May | $588 | medium | Sep | $447 | low |
| Feb | $473 | low | Jun | $562 | medium | Oct | $575 | medium |
| Mar | $537 | medium | Jul | $690 | high | Nov | $511 | low |
| Apr | $639 | high | Aug | $715 | high | Dec | $664 | high |
Some values are estimated based on seasonality.
Weather in Seoul is characterized by distinct seasons: August is the hottest month (up to +29.3°C), while July is the rainiest. In winter, particularly in January, temperatures can drop to -6.7°C, making it the coldest time of the year.
Budget-wise, the most cost-effective time to fly is September, when ticket prices start $334. Peak prices are seen in May — $458, and in June, with a minimum fare of $456.
The optimal balance of price and weather is in September or October, when the summer heat subsides and tickets cost $349. It is recommended to avoid traveling in July due to heavy monsoon rains.
There are 3 airlines operating on this route, primarily the national carriers Turkish Airlines, Korean Air, and Asiana Airlines. Most flights are direct, ensuring the fastest possible travel between the cities. To choose a suitable departure time and see the detailed schedule for specific days of the week, use the list below.
Flights Istanbul — Seoul depart from Istanbul Airport and Sabiha Gokcen International Airport and arrive at Incheon International Airport and Gimpo International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
With a distance of about 7,975 km, a direct flight takes on average between 9.5 and 10.5 hours. Travel time may vary depending on the aircraft type and weather conditions.
Regular flights between the cities are operated by major carriers Asiana Airlines, Turkish Airlines, and Korean Air.
Yes, direct air service is available on this route, provided by the main airlines of Turkey and South Korea.
Flight prices change constantly depending on demand and season. You can always check the current minimum for your dates in the low price calendar on this page.
The best fares are usually available when booking 8–12 weeks before your trip. We also recommend monitoring the price dynamics chart to find the best time to purchase.
Most international flights from Istanbul arrive at Seoul's main airport — Incheon (ICN), which is conveniently connected to the city center by high-speed transport.
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