AirHint found the following cheapest return flights from Istanbul (IST) to Singapore (SIN) in January 2026 (see full year).

Return flights

28 Jan - 11 Feb	AirAsia X
15 Jan - 31 Jan	IndiGo
23 Jan - 01 Feb	AirAsia X
12 Jan - 17 Jan	IndiGo
22 Jan - 29 Jan	IndiGo
18 Jan - 23 Jan	AirAsia X
19 Jan - 23 Jan	IndiGo
18 Jan - 26 Jan	IndiGo
26 Jan - 03 Feb	Pegasus Airlines
16 Jan - 18 Jan	IndiGo
14 Jan - 18 Jan	AirAsia X
07 Jan - 20 Jan	Air Arabia
16 Jan - 19 Jan	IndiGo
31 Jan - 08 Feb	IndiGo
26 Jan - 02 Feb	IndiGo
27 Jan - 02 Feb	IndiGo
29 Jan - 06 Feb	IndiGo
15 Jan - 12 Feb	IndiGo
17 Jan - 02 Feb	IndiGo
13 Jan - 01 Feb	Etihad Airways

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

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 January from 375€

Return flights