AirHint found the following cheapest return flights from London (LHR) to Perth (PER) in April 2026 (see full year).

Return flights

21 Apr - 05 May	Air China
21 Apr - 14 May	Aegean Airlines
25 Apr - 15 May	Aegean Airlines
21 Apr - 28 Apr	Etihad Airways
25 Apr - 16 May	Aegean Airlines
18 Apr - 13 May	Austrian Airlines
18 Apr - 07 May	Austrian Airlines
12 Apr - 26 Apr	Austrian Airlines
25 Apr - 02 May	Air China
18 Apr - 15 May	Austrian Airlines
07 Apr - 28 Apr	Scandinavian Airlines
01 Apr - 29 Apr	Saudia
02 Apr - 21 Apr	Saudia
06 Apr - 04 May	Qatar Airways
06 Apr - 27 Apr	Qatar Airways
23 Apr - 07 May	Aegean Airlines
13 Apr - 28 Apr	Gulf Air
07 Apr - 29 Apr	Scandinavian Airlines
06 Apr - 24 Apr	Etihad Airways
02 Apr - 16 Apr	Saudia

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

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 Perth in April from $921

Return flights