Cheapest return flights from London to Sydney in April from $772

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

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

Return flights

15 Apr - 10 May Air China
13 Apr - 18 May China Southern
13 Apr - 10 May China Southern
13 Apr - 13 May China Southern
13 Apr - 17 May China Southern
13 Apr - 11 May China Southern
13 Apr - 30 Apr China Southern
15 Apr - 03 May Air China
15 Apr - 04 May Air China
13 Apr - 29 Apr China Southern
13 Apr - 28 Apr China Southern
24 Apr - 01 May Vueling Airlines
01 Apr - 01 May Wizz Air UK
13 Apr - 26 Apr China Southern
03 Apr - 10 Apr Ryanair
14 Apr - 30 Apr Vietnam Airlines
01 Apr - 15 Apr Wizz Air UK
01 Apr - 03 Apr Ryanair
02 Apr - 21 Apr Ryanair
12 Apr - 24 Apr Ryanair

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

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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