AirHint found the following cheapest return flights from Melbourne (MEL) to Istanbul (IST) in May 2026 (see full year).

Return flights

04 May - 11 May	Singapore Airlines
01 May - 22 May	Singapore Airlines
13 May - 10 Jun	Singapore Airlines
10 May - 15 May	Singapore Airlines
01 May - 27 May	Air China
01 May - 30 May	Etihad Airways
02 May - 26 May	Etihad Airways
04 May - 26 May	Etihad Airways
04 May - 09 May	Qatar Airways
30 May - 28 Jun	Qatar Airways
30 May - 26 Jun	Qatar Airways
15 May - 29 May	Batik Air Malaysia
29 May - 29 May	Emirates

Also check the deals for one-way flights from Melbourne 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 Melbourne to Istanbul in May from 913€

Return flights