Cheapest return flights from Istanbul to Singapore in October from $605

AirHint found the following cheapest return flights from Istanbul (IST) to Singapore (SIN) in October 2025 (see full year).

Return flights

02 Oct - 05 Oct AZAL
11 Oct - 25 Oct Qatar Airways
02 Oct - 08 Oct IndiGo
11 Oct - 19 Oct Pegasus Airlines
17 Oct - 24 Oct Etihad Airways
31 Oct - 07 Nov Etihad Airways
01 Oct - 08 Oct IndiGo
15 Oct - 30 Oct Etihad Airways
20 Oct - 27 Oct Etihad Airways
27 Oct - 02 Nov Etihad Airways
28 Oct - 11 Nov Etihad Airways
07 Oct - 15 Nov Etihad Airways
22 Oct - 31 Oct Etihad Airways
04 Oct - 12 Oct IndiGo
25 Oct - 02 Nov IndiGo
31 Oct - 07 Nov Turkish Airlines direct
28 Oct - 11 Nov Singapore Airlines direct
24 Oct - 02 Nov Turkish Airlines direct
27 Oct - 02 Nov Turkish Airlines direct
07 Oct - 15 Nov Turkish Airlines direct

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

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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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