AirHint found the following cheapest return flights from Cleveland (CLE) to Toronto (YYZ) in October 2025 (see full year).

Return flights

07 Oct - 31 Oct	Frontier Airlines
07 Oct - 21 Oct	Frontier Airlines
14 Oct - 04 Nov	Frontier Airlines
08 Oct - 21 Oct	Frontier Airlines
08 Oct - 22 Oct	Frontier Airlines
07 Oct - 21 Oct	Air Canada	direct
08 Oct - 22 Oct	Air Canada	direct
20 Oct - 27 Oct	Air Canada	direct
07 Oct - 31 Oct	Air Canada	direct
08 Oct - 21 Oct	Air Canada	direct
01 Oct - 08 Oct	Air Canada	direct
15 Oct - 05 Nov	Air Canada	direct

Also check the deals for one-way flights from Cleveland 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 return flights from Cleveland to Toronto in October from 284€

Return flights