Cheapest return flights from Busan to Istanbul in December from $532

AirHint found the following cheapest return flights from Busan (PUS) to Istanbul (IST) in December 2025 (see full year).

Return flights

04 Dec - 10 Dec Air China
04 Dec - 07 Dec Air China
18 Dec - 21 Dec Air China
18 Dec - 28 Dec Air China
02 Dec - 10 Dec Korean Air
19 Dec - 24 Dec Korean Air
21 Dec - 26 Dec Korean Air
29 Dec - 02 Jan Korean Air
30 Dec - 02 Jan Korean Air
02 Dec - 07 Dec Singapore Airlines
20 Dec - 22 Dec Singapore Airlines
20 Dec - 28 Dec Singapore Airlines

Also check the deals for one-way flights from Busan to Istanbul in December.

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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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