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

Return flights

07 Dec - 11 Dec	Pegasus Airlines
07 Dec - 13 Dec	AJet
11 Dec - 31 Dec	Qatar Airways
24 Dec - 11 Jan	Pegasus Airlines
07 Dec - 12 Dec	AJet
12 Dec - 06 Jan	Flynas
24 Dec - 28 Dec	Pegasus Airlines
10 Dec - 20 Dec	AJet
21 Dec - 28 Dec	Pegasus Airlines
09 Dec - 20 Dec	Flynas
21 Dec - 01 Jan	Pegasus Airlines
12 Dec - 19 Dec	Flynas
14 Dec - 01 Jan	AirAsia X
19 Dec - 06 Jan	Pegasus Airlines
24 Dec - 03 Jan	Pegasus Airlines
15 Dec - 09 Jan	Air Arabia
21 Dec - 02 Jan	Pegasus Airlines
14 Dec - 28 Dec	AirAsia X
24 Dec - 02 Jan	Jazeera Airways
19 Dec - 05 Jan	Pegasus Airlines

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

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 Istanbul to Singapore in December from 520€

Return flights