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

15 May - 25 May SWISS
27 May - 08 Jun British Airways
18 May - 08 Jun KLM
13 May - 03 Jun British Airways
20 May - 10 Jun British Airways
06 May - 30 Jun British Airways
07 May - 20 May SWISS
07 May - 21 May SWISS
16 May - 27 May KLM
03 May - 11 May KLM
16 May - 07 Jun SWISS
06 May - 27 May SWISS
08 May - 20 May SWISS
13 May - 20 May British Airways
06 May - 09 Jun KLM
18 May - 31 May KLM
04 May - 19 May KLM
25 May - 07 Jun KLM
26 May - 18 Jun KLM
26 May - 16 Jun KLM

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

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