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

Return flights

21 Jan - 05 Feb	Cathay Pacific
19 Jan - 15 Feb	Singapore Airlines
20 Jan - 19 Feb	Singapore Airlines
14 Jan - 19 Feb	Singapore Airlines
15 Jan - 26 Feb	Qatar Airways
15 Jan - 12 Feb	Qatar Airways
07 Jan - 19 Feb	Qatar Airways
13 Jan - 12 Feb	Singapore Airlines
19 Jan - 15 Feb	Qantas	direct
21 Jan - 05 Feb	Qantas	direct
23 Jan - 31 Jan	Singapore Airlines
15 Jan - 22 Jan	Virgin Australia
17 Jan - 24 Jan	Virgin Australia
12 Jan - 17 Jan	Singapore Airlines
10 Jan - 20 Jan	Qatar Airways
01 Jan - 17 Jan	Qatar Airways
02 Jan - 17 Jan	Qatar Airways
11 Jan - 21 Jan	British Airways

Also check the deals for one-way flights from Perth to London 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 Perth to London in January from $1026

Return flights