AirHint found the following cheapest return flights from Perth (PER) to London (LGW) in December 2025 (see full year).

Return flights

04 Dec - 07 Dec	Scoot
04 Dec - 08 Dec	Scoot
01 Dec - 02 Dec	Singapore Airlines
07 Dec - 11 Jan	Scoot
07 Dec - 25 Jan	Scoot
04 Dec - 22 Jan	Scoot
11 Dec - 11 Jan	Scoot
11 Dec - 28 Dec	Scoot
25 Dec - 11 Jan	Scoot
11 Dec - 25 Jan	Scoot
07 Dec - 22 Jan	Scoot
01 Dec - 08 Dec	Singapore Airlines
10 Dec - 28 Dec	Scoot
28 Dec - 11 Jan	Scoot
14 Dec - 28 Dec	Scoot
10 Dec - 25 Jan	Scoot
25 Dec - 04 Jan	Scoot
03 Dec - 07 Dec	Singapore Airlines
04 Dec - 26 Dec	Scoot
01 Dec - 14 Dec	Singapore Airlines

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

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 December from $1128

Return flights