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

Return flights

02 May - 25 May	Vueling Airlines
02 May - 24 May	Vueling Airlines
26 May - 06 Jun	Ryanair
02 May - 30 May	Wizz Air UK
05 May - 19 May	Gulf Air
07 May - 22 May	Etihad Airways
16 May - 28 May	Singapore Airlines
02 May - 22 May	Qatar Airways
09 May - 29 May	Qatar Airways
15 May - 29 May	Malaysia Airlines
25 May - 31 May	Cathay Pacific
20 May - 04 Jun	Cathay Pacific
14 May - 04 Jun	Cathay Pacific
18 May - 04 Jun	Cathay Pacific
11 May - 08 Jun	Cathay Pacific
02 May - 04 Jun	British Airways
01 May - 02 Jun	Emirates
18 May - 18 Jun	Emirates
26 May - 20 Jun	Malaysia Airlines
30 May - 20 Jun	Qantas

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

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.

Book a cheap hotel in Perth

Cheap car rent in Perth

Cheapest return flights from London to Perth in May from $921

Return flights