AirHint found the following cheapest return flights from Istanbul (IST) to Singapore (SIN) in August 2026 (see full year).

Return flights

07 Aug - 25 Aug	AirAsia X
17 Aug - 30 Aug	Air Arabia
21 Aug - 30 Aug	Air Arabia
18 Aug - 29 Aug	Air Arabia
09 Aug - 16 Aug	Turkish Airlines	direct
04 Aug - 23 Aug	Pegasus Airlines
21 Aug - 30 Aug	Turkish Airlines	direct
14 Aug - 02 Sep	AirAsia X
02 Aug - 22 Aug	IndiGo
28 Aug - 08 Sep	IndiGo
02 Aug - 22 Aug	Turkish Airlines	direct
14 Aug - 02 Sep	Turkish Airlines	direct

Also check the deals for one-way flights from Istanbul to Singapore in August.

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 Istanbul to Singapore in August from 560€

Return flights