Cheapest one-way flights from Seoul to Istanbul in December from 308€

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

One-Way flights

08 Dec China Southern
22 Dec China Southern
15 Dec China Southern
10 Dec China Southern
24 Dec China Southern
31 Dec China Southern
26 Dec China Southern
19 Dec China Southern
03 Dec China Southern
12 Dec China Southern

Also check the deals for return flights from Seoul to Istanbul 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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