AirHint found the following cheapest one-way flights from Newark (EWR) to Toronto (YYZ) in October 2025 (see full year).

One-Way flights

03 Oct	Porter Airlines (Canada) Ltd
08 Oct	Porter Airlines (Canada) Ltd
21 Oct	Porter Airlines (Canada) Ltd
16 Oct	Porter Airlines (Canada) Ltd
25 Oct	Porter Airlines (Canada) Ltd
19 Oct	Porter Airlines (Canada) Ltd
26 Oct	Porter Airlines (Canada) Ltd
27 Oct	Porter Airlines (Canada) Ltd
17 Oct	Porter Airlines (Canada) Ltd
03 Oct	Air Canada	direct

Also check the deals for return flights from Newark to Toronto 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 one-way flights from Newark to Toronto in October from 69€

One-Way flights