Cheapest return flights from Istanbul to Singapore in September from $620

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

Return flights

16 Sep - 20 Sep Etihad Airways
18 Sep - 26 Sep Etihad Airways
07 Sep - 16 Sep Qatar Airways
04 Sep - 11 Sep Qatar Airways
07 Sep - 14 Sep AirAsia X
16 Sep - 20 Sep Turkish Airlines direct
04 Sep - 11 Sep Turkish Airlines direct
07 Sep - 16 Sep Turkish Airlines direct
18 Sep - 26 Sep Turkish Airlines direct

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

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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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