Cheapest return flights from London to Sydney in August from 977€

Best time to book flights for London (LHR) to Sydney (SYD) flights at AirHint

AirHint found the following cheapest return flights from London (LHR) to Sydney (SYD) in August 2025 (see full year).

Return flights

26 Aug - 30 Sep Aegean Airlines
29 Aug - 14 Sep China Airlines
22 Aug - 12 Sep China Airlines
19 Aug - 05 Sep China Airlines
27 Aug - 12 Sep China Airlines
25 Aug - 08 Sep China Airlines
22 Aug - 05 Sep China Airlines
29 Aug - 12 Sep China Airlines
22 Aug - 08 Sep China Airlines
23 Aug - 04 Sep China Airlines
12 Aug - 24 Aug China Airlines
12 Aug - 25 Aug China Airlines
13 Aug - 25 Aug China Airlines
18 Aug - 25 Aug China Airlines
15 Aug - 22 Aug China Airlines
25 Aug - 31 Aug China Airlines
11 Aug - 18 Aug China Airlines
29 Aug - 31 Aug China Airlines
23 Aug - 31 Aug China Airlines
22 Aug - 31 Aug China Airlines

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

Skyscanner

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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