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

Return flights

31 Aug - 08 Sep	Emirates
03 Aug - 16 Aug	Emirates
03 Aug - 12 Aug	Emirates
12 Aug - 15 Aug	Emirates
07 Aug - 16 Aug	Emirates
01 Aug - 08 Aug	Emirates
21 Aug - 31 Aug	Singapore Airlines	direct
03 Aug - 12 Aug	Singapore Airlines	direct
21 Aug - 20 Sep	Singapore Airlines	direct
21 Aug - 25 Aug	Emirates
07 Aug - 12 Aug	Singapore Airlines	direct
29 Aug - 04 Sep	Emirates
09 Aug - 23 Aug	Singapore Airlines	direct
31 Aug - 08 Sep	Turkish Airlines	direct
29 Aug - 04 Sep	Turkish Airlines	direct

Also check the deals for one-way flights from Singapore to Istanbul 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 Singapore to Istanbul in August from $598

Return flights