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

Return flights

13 Jan - 03 Feb	British Airways
22 Jan - 29 Jan	British Airways
13 Jan - 22 Jan	British Airways
14 Jan - 28 Jan	British Airways
19 Jan - 02 Feb	British Airways
24 Jan - 11 Feb	British Airways
19 Jan - 28 Jan	British Airways
07 Jan - 07 Feb	British Airways
07 Jan - 21 Jan	British Airways
27 Jan - 10 Feb	British Airways
17 Jan - 28 Jan	British Airways
17 Jan - 15 Feb	British Airways
17 Jan - 27 Jan	British Airways
17 Jan - 31 Jan	British Airways
28 Jan - 04 Feb	British Airways
08 Jan - 22 Jan	British Airways
08 Jan - 19 Jan	British Airways
12 Jan - 23 Feb	British Airways
24 Jan - 24 Feb	British Airways
06 Jan - 07 Feb	British Airways

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.

Book a cheap hotel in Perth

Cheap car rent in Perth

Cheapest return flights from London to Perth in January from $1605

Return flights