AirHint found the following cheapest return flights from Sydney (SYD) to Islamabad (ISB) in July 2025 (see full year).

Return flights

23 Jul - 26 Aug	China Southern
23 Jul - 12 Aug	China Southern
16 Jul - 12 Aug	China Southern
14 Jul - 31 Aug	China Southern
23 Jul - 13 Aug	AirAsia X
12 Jul - 29 Jul	China Southern
25 Jul - 01 Aug	AirAsia X
10 Jul - 06 Aug	AirAsia X
16 Jul - 03 Aug	AirAsia X
15 Jul - 22 Aug	AirAsia X
14 Jul - 27 Jul	AirAsia X
09 Jul - 31 Aug	China Southern
13 Jul - 29 Jul	AirAsia X
10 Jul - 31 Jul	AirAsia X
10 Jul - 24 Jul	AirAsia X
14 Jul - 20 Jul	China Southern
02 Jul - 31 Jul	AirAsia X
03 Jul - 30 Jul	Hainan Airlines
03 Jul - 31 Jul	Hainan Airlines
03 Jul - 10 Jul	Hainan Airlines

Also check the deals for one-way flights from Sydney to Islamabad in July.

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 Sydney to Islamabad in July from $830

Return flights