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

Return flights

08 Jan - 21 Jan	Air China
22 Jan - 28 Jan	Air China
15 Jan - 21 Jan	Air China
01 Jan - 11 Jan	Air China
20 Jan - 25 Jan	China Eastern
20 Jan - 26 Jan	Korean Air
06 Jan - 26 Jan	Korean Air
22 Jan - 02 Feb	Korean Air
02 Jan - 07 Jan	Korean Air
01 Jan - 07 Jan	Korean Air
30 Jan - 04 Feb	Korean Air
07 Jan - 21 Jan	Korean Air
24 Jan - 01 Feb	Singapore Airlines
08 Jan - 06 Feb	Korean Air
24 Jan - 09 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 376€

Return flights