Cheapest return LCY–PER flights, May

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

Return flights

31 May - 14 Jun KLM
24 May - 31 May KLM
21 May - 02 Jun British Airways
24 May - 02 Jun British Airways
26 May - 02 Jun British Airways
21 May - 26 May KLM
21 May - 28 May KLM
28 May - 01 Jun KLM
21 May - 03 Jun British Airways
21 May - 04 Jun British Airways
26 May - 30 Jun British Airways
20 May - 10 Jun British Airways
21 May - 10 Jun British Airways
20 May - 31 May KLM
21 May - 31 May KLM
28 May - 31 May KLM
21 May - 25 May KLM
21 May - 30 May KLM
24 May - 27 May KLM
24 May - 30 May KLM

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

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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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