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

Return flights

04 Dec - 09 Dec	easyJet
04 Dec - 11 Dec	easyJet
02 Dec - 14 Dec	Qantas
05 Dec - 09 Dec	Qantas
31 Dec - 15 Jan	Malaysia Airlines
30 Dec - 15 Jan	Malaysia Airlines
28 Dec - 18 Jan	Malaysia Airlines
08 Dec - 29 Dec	Emirates
26 Dec - 15 Jan	Malaysia Airlines
22 Dec - 07 Jan	Malaysia Airlines
24 Dec - 14 Jan	Emirates
16 Dec - 30 Dec	Qantas
24 Dec - 03 Jan	British Airways
03 Dec - 07 Jan	easyJet
08 Dec - 22 Dec	easyJet
18 Dec - 07 Jan	Emirates
18 Dec - 08 Jan	Emirates

Also check the deals for one-way flights from Glasgow to Perth 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 Glasgow to Perth in December from $1074

Return flights