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

Return flights

14 Jan - 21 Jan	IndiGo
07 Jan - 18 Jan	IndiGo
07 Jan - 28 Jan	IndiGo
16 Jan - 31 Jan	IndiGo
15 Jan - 31 Jan	IndiGo
16 Jan - 28 Jan	IndiGo
19 Jan - 28 Jan	IndiGo
13 Jan - 30 Jan	IndiGo
18 Jan - 23 Jan	IndiGo
09 Jan - 24 Jan	IndiGo
18 Jan - 01 Feb	Aegean Airlines
12 Jan - 01 Feb	IndiGo
23 Jan - 04 Feb	IndiGo
21 Jan - 06 Feb	IndiGo
23 Jan - 01 Feb	IndiGo
28 Jan - 20 Feb	IndiGo
29 Jan - 06 Feb	Aegean Airlines
20 Jan - 10 Feb	Qatar Airways
31 Jan - 11 Feb	Etihad Airways
31 Jan - 10 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 400€

Return flights