AirHint found the following cheapest return flights from Toronto (YTZ) to Prague (PRG) in October 2025 (see full year).

Return flights

04 Oct - 11 Oct	Porter Airlines (Canada) Ltd
11 Oct - 19 Oct	Porter Airlines (Canada) Ltd
10 Oct - 17 Oct	Porter Airlines (Canada) Ltd
21 Oct - 28 Oct	Porter Airlines (Canada) Ltd
17 Oct - 24 Oct	Porter Airlines (Canada) Ltd
22 Oct - 27 Oct	Porter Airlines (Canada) Ltd
05 Oct - 11 Oct	Porter Airlines (Canada) Ltd
13 Oct - 20 Oct	SWISS
07 Oct - 14 Oct	SWISS
07 Oct - 20 Oct	SWISS
23 Oct - 17 Nov	SWISS
29 Oct - 22 Nov	SWISS
30 Oct - 22 Nov	SWISS

Also check the deals for one-way flights from Toronto to Prague in October.

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 Toronto to Prague in October from $582

Return flights