AirHint found the following cheapest return flights from Melbourne (MEL) to Istanbul (IST) in September 2025 (see full year).

Return flights

09 Sep - 31 Oct	China Eastern
05 Sep - 19 Sep	Air China
02 Sep - 31 Oct	China Southern
01 Sep - 29 Sep	Sichuan Airlines
10 Sep - 17 Sep	Air China
10 Sep - 29 Oct	Air China
29 Sep - 12 Oct	Malaysia Airlines
02 Sep - 09 Sep	IndiGo
29 Sep - 15 Oct	Jetstar
01 Sep - 15 Sep	IndiGo
30 Sep - 15 Oct	Malaysia Airlines
29 Sep - 14 Oct	Malaysia Airlines
29 Sep - 16 Oct	Malaysia Airlines
30 Sep - 17 Oct	Malaysia Airlines
30 Sep - 14 Oct	Malaysia Airlines
11 Sep - 13 Sep	IndiGo
11 Sep - 24 Sep	China Southern
16 Sep - 26 Sep	China Southern
05 Sep - 15 Sep	IndiGo
01 Sep - 21 Sep	Singapore Airlines

Also check the deals for one-way flights from Melbourne to Istanbul in September.

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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Melbourne to Istanbul in September from 697€

Return flights