This page follows a single route: Istanbul (IST) to Seoul (ICN), return. Below is the lowest fare our radar has found on it, the exact outbound and return dates that price was available on, how it compares with what the route normally costs, and every price we have recorded for it so far.
Prices are re-checked against Skyscanner automatically, so each one carries the moment it was last confirmed. If Istanbul is not your airport, the other departure cities we track for Seoul are listed further down.
The cheapest Istanbul to Seoul return flight on the radar right now is €486, flying with Air China via one or more connections. It covers departures in December 2026, and every dated link below opens that exact IST–ICN search on Skyscanner. That is roughly 19% below the €603 this route usually costs. Across 12 recorded checks it has ranged between €486 and €672. Our sampling points to December 2026 as the cheapest month to fly Istanbul to Seoul.
Sample dates each links to live Skyscanner prices for those exact dates
✈️ 07/12/2026 – 18/12/2026 ✈️ 03/12/2026 – 13/12/2026 +€47 ✈️ 01/12/2026 – 14/12/2026 +€51 ✈️ 05/12/2026 – 18/12/2026 +€72 ✈️ 07/12/2026 – 22/12/2026 +€78 ✈️ 04/12/2026 – 19/12/2026 +€83 ✈️ 09/12/2026 – 25/12/2026 +€123Price history 12 checks recorded for this route
lowest seen €486 · typical €603 · highest €672 · now €486
Istanbul to Seoul flights: common questions
How much is a flight from Istanbul to Seoul?
The lowest return fare we currently track from Istanbul (IST) to Seoul (ICN) is €486. The typical price on this route is €603, so anything near €486 is worth booking quickly. Over 12 recorded checks we have seen it as low as €486 and as high as €672.
Which airline flies from Istanbul to Seoul at this price?
This €486 fare is with Air China, with at least one connection. The live search lists every carrier serving the route, so you can compare schedules before booking.
Is there a direct flight from Istanbul to Seoul?
This €486 fare includes at least one connection. If you need a non-stop Istanbul to Seoul flight, open the live search and apply the direct filter there.
When is the cheapest time to fly from Istanbul to Seoul?
Our price sampling points to December 2026 as the cheapest departure month on this route. The dated links on this page cover December 2026.
Is the €486 Istanbul to Seoul fare still available?
We last confirmed this €486 fare against live Skyscanner availability 3 hours ago. Deal fares move within days, so the Check live price button re-runs the exact search and shows today's number rather than a cached one.
How do I book this Istanbul to Seoul deal?
Pick a date pair above or press Check live price. That opens the exact IST–ICN search on Skyscanner, where you book directly with the airline or agent. TravelFree does not sell tickets, adds no booking fee and does not mark the price up.
Every Istanbul to Seoul price on this page comes from a real bookable quote and is re-checked automatically. TravelFree takes no commission from you and never marks a fare up.
Fares change fast. If this Istanbul to Seoul price has gone by the time you search, try the days either side of the dates listed above – the same route is often still cheap within a day or two of the fare we found.