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

Return flights

11 May - 18 May	Air India
10 May - 17 May	AirAsia
02 May - 08 May	AirAsia
03 May - 10 May	AirAsia
12 May - 17 May	AirAsia
20 May - 26 May	Qatar Airways
19 May - 25 May	Qatar Airways
18 May - 26 May	Qatar Airways
05 May - 26 May	Qatar Airways
11 May - 27 May	Qatar Airways
31 May - 16 Jun	Qatar Airways
28 May - 07 Jun	Qatar Airways
31 May - 07 Jun	Qatar Airways
23 May - 07 Jun	Qatar Airways
21 May - 19 Jun	Qatar Airways
29 May - 07 Jun	Qatar Airways
30 May - 07 Jun	Qatar Airways
23 May - 05 Jun	Qatar Airways
29 May - 26 Jun	Qatar Airways
31 May - 14 Jun	KLM

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

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 May from $555

Return flights