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

Return flights

19 Mar - 24 Mar	Gulf Air
18 Mar - 24 Mar	Gulf Air
15 Mar - 28 Mar	Gulf Air
15 Mar - 27 Mar	Gulf Air
22 Mar - 28 Mar	Gulf Air
22 Mar - 29 Mar	Gulf Air
23 Mar - 31 Mar	Gulf Air
24 Mar - 31 Mar	Gulf Air
24 Mar - 10 Apr	Gulf Air
31 Mar - 14 Apr	Gulf Air
08 Mar - 13 Mar	Gulf Air
20 Mar - 28 Mar	Gulf Air
20 Mar - 12 Apr	Gulf Air
20 Mar - 11 Apr	Gulf Air
27 Mar - 10 Apr	Gulf Air
31 Mar - 08 Apr	Gulf Air
24 Mar - 08 Apr	AirAsia
25 Mar - 29 Apr	Turkish Airlines	direct
31 Mar - 08 Apr	Turkish Airlines	direct
26 Mar - 10 Apr	AirAsia

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

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 Singapore to Istanbul in March from 435€

Return flights