Cheapest return flights from Singapore to Istanbul in September from $587

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

Return flights

24 Sep - 03 Oct Etihad Airways
24 Sep - 03 Oct Turkish Airlines direct
23 Sep - 28 Sep Qatar Airways
08 Sep - 20 Oct Etihad Airways
23 Sep - 03 Oct Etihad Airways
09 Sep - 13 Sep Emirates
06 Sep - 12 Sep Emirates
09 Sep - 13 Sep Turkish Airlines direct
23 Sep - 28 Sep Singapore Airlines direct
23 Sep - 03 Oct Turkish Airlines direct
08 Sep - 20 Oct Turkish Airlines direct

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

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