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

Return flights

17 Dec - 20 Dec	Wizz Air Malta
02 Dec - 09 Dec	easyJet
02 Dec - 07 Dec	easyJet
02 Dec - 06 Dec	easyJet
07 Dec - 14 Dec	easyJet
14 Dec - 18 Dec	KLM
15 Dec - 18 Dec	easyJet
18 Dec - 21 Dec	Jet2
19 Dec - 04 Jan	Wizz Air Malta
25 Dec - 28 Dec	KLM
24 Dec - 04 Jan	Wizz Air Malta
30 Dec - 02 Jan	Ryanair
20 Dec - 24 Dec	KLM
19 Dec - 02 Jan	Wizz Air Malta
20 Dec - 04 Jan	Ryanair
29 Dec - 02 Jan	easyJet
29 Dec - 03 Jan	easyJet

Also check the deals for one-way flights from Glasgow to Athens 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 Athens in December from 139€

Return flights