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

Return flights

02 Mar - 07 Mar	China Southern
02 Mar - 05 Mar	China Southern
04 Mar - 11 Mar	AirAsia
01 Mar - 12 Mar	Scoot
04 Mar - 24 Mar	AirAsia
04 Mar - 25 Mar	AirAsia
01 Mar - 15 Mar	AirAsia
10 Mar - 24 Mar	AirAsia
16 Mar - 31 Mar	Scoot
20 Mar - 11 Apr	AirAsia
12 Mar - 01 Apr	AirAsia
28 Mar - 15 Apr	China Southern
23 Mar - 17 Apr	China Southern
11 Mar - 25 Mar	AirAsia
16 Mar - 30 Apr	AirAsia
30 Mar - 29 Apr	China Southern
30 Mar - 13 Apr	China Southern
30 Mar - 20 Apr	China Southern
23 Mar - 13 Apr	China Southern
12 Mar - 06 Apr	Scoot

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

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 Perth to London in March from 679€

Return flights