Cheapest return flights from London to Sydney in March from $692

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 March 2025 (see full year).

Return flights

04 Mar - 18 Mar Air China
07 Mar - 18 Mar Air China
11 Mar - 18 Mar Air China
14 Mar - 31 Mar China Southern
02 Mar - 09 Mar Air China
07 Mar - 13 Mar Air China
08 Mar - 15 Mar China Southern
15 Mar - 01 Apr China Eastern
18 Mar - 24 Mar China Southern
06 Mar - 16 Mar Air China
06 Mar - 18 Mar Air China
18 Mar - 01 Apr Air China
19 Mar - 07 Apr China Southern
19 Mar - 08 Apr China Southern
20 Mar - 01 Apr Air China
25 Mar - 08 Apr China Southern
18 Mar - 02 Apr China Southern
06 Mar - 01 Apr Air China
25 Mar - 04 Apr China Southern
24 Mar - 04 Apr China Southern

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

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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