Cheapest return flights from Istanbul to Singapore in December from $734

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 December 2025 (see full year).

Return flights

31 Dec - 08 Jan AJet
31 Dec - 09 Jan Pegasus Airlines
17 Dec - 24 Dec IndiGo
18 Dec - 03 Jan IndiGo
18 Dec - 09 Jan IndiGo
10 Dec - 20 Dec IndiGo
20 Dec - 03 Jan IndiGo
23 Dec - 06 Jan IndiGo
26 Dec - 06 Jan IndiGo
19 Dec - 06 Jan IndiGo
01 Dec - 07 Dec Air Arabia
31 Dec - 09 Jan Singapore Airlines direct
31 Dec - 08 Jan Turkish Airlines direct
19 Dec - 25 Dec Emirates
20 Dec - 27 Dec Turkish Airlines direct

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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