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

Return flights

07 Sep - 15 Sep	AirAsia X
07 Sep - 17 Sep	AirAsia X
05 Sep - 15 Sep	AirAsia X
12 Sep - 17 Sep	AirAsia X
12 Sep - 15 Sep	AirAsia X
05 Sep - 17 Sep	AirAsia X
07 Sep - 08 Sep	AirAsia X
05 Sep - 08 Sep	AirAsia X
07 Sep - 10 Sep	AirAsia X
05 Sep - 10 Sep	AirAsia X
15 Sep - 19 Oct	Qatar Airways
29 Sep - 31 Oct	Qatar Airways
17 Sep - 03 Oct	Malaysia Airlines
13 Sep - 05 Oct	Malaysia Airlines
21 Sep - 19 Oct	Malaysia Airlines
14 Sep - 05 Oct	Malaysia Airlines
14 Sep - 07 Oct	Malaysia Airlines
09 Sep - 07 Oct	Malaysia Airlines
23 Sep - 18 Oct	Malaysia Airlines
23 Sep - 19 Oct	Malaysia Airlines

Also check the deals for one-way flights from Melbourne to Karachi 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 Karachi in September from $803

Return flights