AirHint found the following cheapest return flights from Delhi (DEL) to Sydney (SYD) in August 2026 (see full year).

Return flights

20 Aug - 30 Aug	Singapore Airlines
24 Aug - 29 Aug	Malaysia Airlines
20 Aug - 30 Aug	Air India	direct
24 Aug - 29 Aug	Air India	direct
24 Aug - 01 Sep	AirAsia X
28 Aug - 01 Sep	AirAsia X
24 Aug - 30 Aug	AirAsia X
10 Aug - 30 Aug	AirAsia X
28 Aug - 30 Aug	AirAsia X
10 Aug - 29 Aug	AirAsia X
10 Aug - 14 Aug	AirAsia X
10 Aug - 22 Aug	AirAsia X

Also check the deals for one-way flights from Delhi to Sydney in August.

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 Delhi to Sydney in August from 590€

Return flights