Cheapest one-way flights from Istanbul to Seoul in December from 348€

Best time to book flights for Istanbul (IST) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest one-way flights from Istanbul (IST) to Seoul (ICN) in December 2025 (see full year).

One-Way flights

14 Dec MIAT Mongolian Airlines
20 Dec Thai Airways
11 Dec Thai Airways
22 Dec Thai Airways
15 Dec Thai Airways
24 Dec Thai Airways
20 Dec Asiana Airlines direct
22 Dec Korean Air direct
24 Dec Korean Air direct
15 Dec Korean Air direct

Also check the deals for return flights from Istanbul to Seoul in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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