AirHint found the following cheapest return flights from Busan (PUS) to Istanbul (IST) in January 2026 (see full year).

Return flights

22 Jan - 25 Jan	Air China
22 Jan - 28 Jan	Air China
08 Jan - 21 Jan	China Eastern
22 Jan - 11 Feb	Air China
22 Jan - 01 Feb	Air China
23 Jan - 16 Feb	Air China
16 Jan - 23 Jan	Korean Air
21 Jan - 11 Feb	China Eastern
24 Jan - 17 Feb	China Eastern
20 Jan - 17 Feb	China Eastern
20 Jan - 26 Jan	Korean Air
13 Jan - 16 Jan	Korean Air
06 Jan - 09 Jan	Korean Air
05 Jan - 07 Jan	Korean Air
22 Jan - 26 Jan	Korean Air
22 Jan - 02 Feb	Korean Air
21 Jan - 02 Feb	Korean Air
30 Jan - 06 Feb	Korean Air
19 Jan - 26 Jan	Korean Air
24 Jan - 01 Feb	Singapore Airlines

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

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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Cheapest return flights from Busan to Istanbul in January from $416

Return flights