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

Return flights

08 Jul - 15 Jul	China Eastern
16 Jul - 21 Jul	China Eastern
16 Jul - 22 Jul	China Eastern
18 Jul - 25 Jul	Air China
22 Jul - 02 Aug	Air China
22 Jul - 03 Aug	Air China
06 Jul - 12 Jul	Korean Air
11 Jul - 14 Jul	Korean Air
03 Jul - 12 Jul	Korean Air
14 Jul - 22 Jul	Asiana Airlines
14 Jul - 17 Jul	Asiana Airlines
02 Jul - 08 Jul	Asiana Airlines
23 Jul - 29 Aug	Asiana Airlines
30 Jul - 06 Aug	Asiana Airlines
28 Jul - 06 Aug	Asiana Airlines
24 Jul - 14 Aug	Asiana Airlines
26 Jul - 01 Aug	Turkish Airlines
23 Jul - 02 Aug	Korean Air
22 Jul - 01 Aug	Korean Air
23 Jul - 01 Aug	Korean Air

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

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 July from $553

Return flights