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

Return flights

27 Jan - 10 Feb	IndiGo
24 Jan - 04 Feb	IndiGo
26 Jan - 08 Feb	IndiGo
20 Jan - 08 Feb	IndiGo
23 Jan - 02 Feb	AirAsia X
31 Jan - 07 Feb	AJet
23 Jan - 04 Feb	Gulf Air
25 Jan - 02 Feb	IndiGo
25 Jan - 04 Feb	IndiGo
21 Jan - 04 Feb	IndiGo
27 Jan - 30 Jan	IndiGo
20 Jan - 24 Jan	IndiGo
22 Jan - 28 Jan	Gulf Air
24 Jan - 29 Jan	IndiGo
22 Jan - 29 Jan	Gulf Air
21 Jan - 25 Jan	IndiGo
27 Jan - 31 Jan	IndiGo
21 Jan - 29 Jan	IndiGo
20 Jan - 23 Jan	IndiGo
26 Jan - 30 Jan	IndiGo

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 409€

Return flights