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

Return flights

05 May - 19 May	Wizz Air UK
07 May - 21 May	Wizz Air Malta
16 May - 04 Jun	Ryanair
14 May - 28 May	Ryanair
10 May - 24 May	Ryanair
01 May - 15 May	Wizz Air UK
25 May - 08 Jun	Wizz Air Malta
13 May - 27 May	Wizz Air UK
08 May - 11 May	Wizz Air UK
01 May - 22 May	Wizz Air UK
21 May - 04 Jun	Wizz Air UK
28 May - 11 Jun	Wizz Air UK
02 May - 16 May	Wizz Air UK
12 May - 19 May	Wizz Air UK
21 May - 05 Jun	Wizz Air UK
05 May - 04 Jun	Ryanair
25 May - 19 Jun	Wizz Air Malta
21 May - 06 Jun	Wizz Air UK
29 May - 05 Jun	Wizz Air UK
29 May - 26 Jun	Wizz Air UK

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 743€

Return flights