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

Return flights

25 Jan - 01 Feb	Aegean Airlines
18 Jan - 25 Jan	Aegean Airlines
22 Jan - 29 Jan	Aegean Airlines
19 Jan - 25 Jan	Austrian Airlines
15 Jan - 22 Jan	Aegean Airlines
11 Jan - 18 Jan	Aegean Airlines
19 Jan - 26 Jan	Air China
20 Jan - 27 Jan	Air China
14 Jan - 28 Jan	Air China
14 Jan - 21 Jan	Air China
31 Jan - 21 Feb	Saudia
10 Jan - 17 Jan	Shenzhen Airlines
31 Jan - 07 Feb	Saudia
15 Jan - 05 Feb	Air China
19 Jan - 05 Feb	Air China
22 Jan - 05 Feb	Air China
29 Jan - 27 Feb	Turkish Airlines
31 Jan - 14 Feb	Saudia
30 Jan - 20 Feb	Royal Brunei
18 Jan - 08 Feb	Saudia

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

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 January from $903

Return flights