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

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

Return flights

25 Dec - 15 Jan Etihad Airways
08 Dec - 11 Dec IndiGo
13 Dec - 20 Dec IndiGo
19 Dec - 05 Jan IndiGo
27 Dec - 03 Jan Flynas
21 Dec - 01 Jan IndiGo
01 Dec - 08 Dec Turkish Airlines direct
08 Dec - 11 Dec Turkish Airlines direct
25 Dec - 15 Jan Turkish Airlines direct
21 Dec - 01 Jan Singapore Airlines direct
13 Dec - 20 Dec Turkish Airlines direct
19 Dec - 05 Jan Singapore Airlines direct

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

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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