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

Return flights

05 Mar - 12 Mar	Wizz Air UK
03 Mar - 17 Mar	China Southern
10 Mar - 16 Mar	China Southern
11 Mar - 18 Mar	China Southern
11 Mar - 19 Mar	China Southern
09 Mar - 19 Mar	China Southern
09 Mar - 16 Mar	China Southern
12 Mar - 25 Mar	China Southern
05 Mar - 26 Mar	Wizz Air UK
22 Mar - 28 Mar	Wizz Air UK
30 Mar - 09 Apr	Ryanair
14 Mar - 06 Apr	China Airlines
30 Mar - 30 Apr	China Airlines
16 Mar - 20 Apr	China Airlines
23 Mar - 27 Apr	China Airlines
20 Mar - 06 Apr	China Airlines
31 Mar - 07 Apr	Ryanair
20 Mar - 13 Apr	China Airlines
16 Mar - 13 Apr	China Airlines
23 Mar - 05 Apr	China Airlines

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

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 London to Sydney in March from $956

Return flights