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

Return flights

02 Dec - 07 Dec	Aer Lingus
04 Dec - 07 Dec	Ryanair
04 Dec - 11 Dec	Ryanair
16 Dec - 06 Jan	Aer Lingus
17 Dec - 06 Jan	Ryanair
04 Dec - 10 Dec	easyJet
25 Dec - 17 Jan	Air Transat	direct
17 Dec - 07 Jan	Ryanair
17 Dec - 20 Jan	Ryanair
01 Dec - 09 Dec	Ryanair
22 Dec - 07 Jan	Ryanair
02 Dec - 10 Dec	Ryanair
05 Dec - 10 Dec	Ryanair
08 Dec - 11 Dec	Ryanair
16 Dec - 07 Jan	Ryanair
15 Dec - 17 Jan	Ryanair
02 Dec - 06 Dec	Ryanair
18 Dec - 07 Jan	Ryanair
25 Dec - 31 Dec	Air Transat	direct
07 Dec - 11 Jan	Ryanair

Also check the deals for one-way flights from Glasgow to Toronto 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 Toronto in December from 424€

Return flights