AirHint found the following cheapest one-way flights from Glasgow (GLA) to Toronto (YYZ) in September 2025 (see full year).

One-Way flights

15 Sep	Aer Lingus
14 Sep	Ryanair
12 Sep	Ryanair
17 Sep	Ryanair
11 Sep	Ryanair
15 Sep	Air Transat	direct
20 Sep	Air Transat	direct
17 Sep	Air Transat	direct
26 Sep	Air Transat	direct
14 Sep	Air Transat	direct

Also check the deals for return flights from Glasgow to Toronto in September.

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 one-way flights from Glasgow to Toronto in September from 199€

One-Way flights