Istanbul to Seoul and back is the whole of this page. We watch the route continuously and show the cheapest return fare we have actually seen on it, along with the exact outbound and return dates that price applied to.
Every fare here is re-confirmed against Skyscanner automatically, and each one is stamped with the moment it was last checked, so you can see how fresh it is instead of taking it on trust. Not flying from Istanbul? We track 58 other departure cities for Seoul, listed at the foot of this page.
Istanbul → Seoul
for 6 Dec – 19 Dec 2026
✓ live-checked 20 hours ago
Check live price on Skyscanner →Price history 74 checks recorded for this route
lowest seen €412 · typical €499 · highest €772 · now €412
The cheapest Istanbul to Seoul return flight on the radar right now is €412, flying with China Southern 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 18% below the €499 this route usually costs. Across 74 recorded checks it has ranged between €412 and €772. Our sampling points to December 2026 as the cheapest month to fly Istanbul to Seoul.
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 €412. The typical price on this route is €499, so anything near €412 is worth booking quickly. Over 74 recorded checks we have seen it as low as €412 and as high as €772.
Which airline flies from Istanbul to Seoul at this price?
This €412 fare is with China Southern, 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 €412 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 €412 Istanbul to Seoul fare still available?
We last confirmed this €412 fare against live Skyscanner availability 20 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 move quickly. If this Istanbul to Seoul price has gone by the time you search, shift the dates a day or two either side, because the same route is often still cheap just next door.