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

Return flights

30 Sep - 26 Oct	VietJet Air
24 Sep - 12 Oct	VietJet Air
24 Sep - 15 Oct	VietJet Air
28 Sep - 15 Oct	Jetstar
29 Sep - 29 Oct	Emirates
28 Sep - 05 Oct	Jetstar
26 Sep - 30 Oct	Emirates
26 Sep - 29 Oct	Emirates
25 Sep - 31 Oct	Emirates
22 Sep - 29 Sep	Batik Air Malaysia
22 Sep - 09 Oct	China Southern
21 Sep - 30 Sep	Jetstar
21 Sep - 28 Sep	Qatar Airways
20 Sep - 30 Sep	Etihad Airways

Also check the deals for one-way flights from Melbourne to Islamabad 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.

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Cheapest return flights from Melbourne to Islamabad in September from $973

Return flights