Cheapest return flights from Istanbul to Singapore in September from 599€

Best time to book flights for Istanbul (IST) to Singapore (SIN) flights at AirHint

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

Return flights

28 Sep - 02 Oct Qatar Airways
01 Sep - 05 Sep IndiGo
19 Sep - 24 Sep Qatar Airways
13 Sep - 17 Sep IndiGo
10 Sep - 22 Sep IndiGo
18 Sep - 28 Sep IndiGo
18 Sep - 28 Sep Turkish Airlines direct
10 Sep - 22 Sep Turkish Airlines direct
28 Sep - 02 Oct Turkish Airlines direct
01 Sep - 05 Sep Turkish Airlines direct
13 Sep - 17 Sep Turkish Airlines direct

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

Skyscanner

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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