Cheapest return flights from London to Sydney in September from $1165

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

Return flights

01 Sep - 04 Oct Etihad Airways
07 Sep - 14 Sep China Airlines
05 Sep - 27 Sep China Airlines
09 Sep - 18 Sep China Airlines
09 Sep - 01 Oct China Airlines
28 Sep - 05 Oct China Airlines
08 Sep - 01 Oct China Airlines
01 Sep - 21 Sep China Airlines
16 Sep - 20 Sep China Airlines
07 Sep - 20 Sep China Airlines
14 Sep - 20 Sep China Airlines
01 Sep - 13 Sep China Airlines
07 Sep - 05 Oct China Airlines
26 Sep - 04 Oct China Airlines
25 Sep - 01 Oct China Airlines
22 Sep - 01 Oct China Airlines
07 Sep - 21 Sep China Airlines
16 Sep - 01 Oct China Airlines
04 Sep - 18 Sep China Airlines
01 Sep - 06 Oct Malaysia Airlines

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

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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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