Cheapest return flights from Istanbul to Singapore in December from $545

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

Return flights

07 Dec - 15 Dec Pegasus Airlines
04 Dec - 11 Dec SKY express
05 Dec - 19 Jan Turkish Airlines direct
03 Dec - 08 Dec Turkish Airlines direct
07 Dec - 15 Dec Turkish Airlines direct
14 Dec - 28 Dec Pegasus Airlines
01 Dec - 31 Dec Pegasus Airlines
15 Dec - 24 Dec Pegasus Airlines
02 Dec - 10 Dec IndiGo
04 Dec - 10 Dec AZAL
05 Dec - 15 Dec Pegasus Airlines
15 Dec - 01 Jan Pegasus Airlines
12 Dec - 01 Jan AZAL
07 Dec - 09 Jan Flynas
31 Dec - 07 Jan Qatar Airways
30 Dec - 13 Jan Flynas
27 Dec - 07 Jan Pegasus Airlines
19 Dec - 01 Jan Pegasus Airlines
21 Dec - 09 Jan Pegasus Airlines
15 Dec - 02 Jan Pegasus Airlines

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

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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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