Cheapest return flights from London to Sydney in April from $735

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

Return flights

26 Apr - 26 May Air China
28 Apr - 12 May Air China
26 Apr - 17 May Air China
21 Apr - 10 May Air China
19 Apr - 09 May Air China
11 Apr - 04 May China Eastern
08 Apr - 03 May China Eastern
30 Apr - 24 May Air China
13 Apr - 05 May China Eastern
11 Apr - 26 Apr China Eastern
07 Apr - 01 May China Southern
07 Apr - 27 Apr China Eastern
09 Apr - 26 Apr China Eastern
10 Apr - 26 Apr China Eastern
12 Apr - 26 Apr China Eastern
13 Apr - 26 Apr China Eastern
05 Apr - 26 Apr China Eastern
14 Apr - 21 Apr China Eastern
09 Apr - 29 Apr China Eastern
06 Apr - 19 Apr China Eastern

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

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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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