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

Return flights

04 May - 14 May	Wizz Air UK
06 May - 20 May	Gulf Air
04 May - 11 May	Wizz Air UK
04 May - 18 May	Wizz Air UK
06 May - 25 May	Gulf Air
04 May - 10 May	Wizz Air UK
15 May - 22 May	Gulf Air
08 May - 24 May	Wizz Air UK
01 May - 08 May	Gulf Air
29 May - 15 Jun	Gulf Air
17 May - 07 Jun	Gulf Air
12 May - 26 May	Air China
07 May - 04 Jun	Qatar Airways
31 May - 07 Jun	Gulf Air
30 May - 13 Jun	Air China
19 May - 12 Jun	Qatar Airways
28 May - 04 Jun	Qatar Airways
12 May - 04 Jun	Qatar Airways
01 May - 04 Jun	Qatar Airways
26 May - 02 Jun	British Airways

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.

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Cheapest return flights from London to Perth in May from 739€

Return flights