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

Return flights

10 Dec - 26 Jan	KLM
28 Dec - 18 Jan	Ryanair
13 Dec - 28 Dec	Jet2
08 Dec - 29 Dec	Lufthansa
12 Dec - 27 Dec	KLM
26 Dec - 16 Jan	easyJet
26 Dec - 10 Jan	easyJet
16 Dec - 06 Jan	KLM
27 Dec - 10 Jan	KLM
13 Dec - 04 Jan	Jet2
14 Dec - 03 Jan	easyJet
17 Dec - 07 Jan	KLM
21 Dec - 09 Jan	KLM
10 Dec - 21 Dec	Qatar Airways

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 985€

Return flights