AirHint found the following cheapest return flights from Sydney (SYD) to Karachi (KHI) in April 2026 (see full year).

Return flights

26 Apr - 17 May	AirAsia X
17 Apr - 01 May	AirAsia X
20 Apr - 04 May	Scoot
15 Apr - 26 Apr	AirAsia X
14 Apr - 15 May	AirAsia X
28 Apr - 31 May	AirAsia X
04 Apr - 11 Apr	Scoot
06 Apr - 21 Apr	Etihad Airways
06 Apr - 19 Apr	Etihad Airways
06 Apr - 20 Apr	Etihad Airways
15 Apr - 30 Apr	Etihad Airways
07 Apr - 23 Apr	Etihad Airways
06 Apr - 15 Apr	Etihad Airways
08 Apr - 07 May	Etihad Airways
05 Apr - 21 Apr	Thai Airways
06 Apr - 18 Apr	Etihad Airways
08 Apr - 02 May	Etihad Airways
20 Apr - 25 May	Emirates

Also check the deals for one-way flights from Sydney to Karachi in April.

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 Karachi in April from $755

Return flights