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

Return flights

03 Aug - 30 Aug	Etihad Airways
03 Aug - 17 Aug	Etihad Airways
07 Aug - 04 Sep	Etihad Airways
02 Aug - 01 Sep	AirAsia X
06 Aug - 05 Sep	Etihad Airways
01 Aug - 28 Aug	Etihad Airways
01 Aug - 22 Aug	Etihad Airways
01 Aug - 30 Aug	Etihad Airways
07 Aug - 29 Aug	Etihad Airways
08 Aug - 29 Aug	Etihad Airways
08 Aug - 22 Aug	Etihad Airways
01 Aug - 12 Sep	Etihad Airways
08 Aug - 27 Aug	Etihad Airways
07 Aug - 17 Aug	Etihad Airways
04 Aug - 15 Sep	Etihad Airways
04 Aug - 11 Sep	Etihad Airways
01 Aug - 08 Sep	Etihad Airways
03 Aug - 07 Sep	Etihad Airways
01 Aug - 01 Sep	Etihad Airways
11 Aug - 06 Sep	VietJet Air

Also check the deals for one-way flights from Sydney to London 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 Sydney to London in August from $1026

Return flights