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

Return flights

09 Aug - 29 Aug	Turkish Airlines
04 Aug - 30 Aug	Turkish Airlines
06 Aug - 23 Aug	Turkish Airlines
02 Aug - 12 Aug	Turkish Airlines
07 Aug - 04 Sep	Scoot
17 Aug - 07 Sep	Vietnam Airlines
10 Aug - 23 Aug	AirAsia X
07 Aug - 11 Sep	AirAsia X
11 Aug - 21 Aug	Turkish Airlines
06 Aug - 03 Sep	Scoot
14 Aug - 05 Sep	Scoot
13 Aug - 11 Sep	Scoot
01 Aug - 21 Aug	Scoot
06 Aug - 21 Aug	Scoot
14 Aug - 30 Aug	Scoot
23 Aug - 12 Sep	Scoot
08 Aug - 15 Aug	AirAsia X
28 Aug - 04 Sep	Scoot
18 Aug - 22 Sep	Air China
19 Aug - 11 Sep	Air China

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 $1164

Return flights