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

Return flights

30 Oct - 01 Nov	Spirit Airlines
20 Oct - 27 Oct	Spirit Airlines
22 Oct - 25 Oct	Spirit Airlines
08 Oct - 29 Oct	Spirit Airlines
23 Oct - 26 Oct	Spirit Airlines
16 Oct - 19 Oct	Spirit Airlines
09 Oct - 13 Oct	Spirit Airlines
22 Oct - 25 Oct	Air Canada	direct
08 Oct - 29 Oct	Air Canada	direct
11 Oct - 16 Oct	Air Canada	direct
09 Oct - 13 Oct	Air Canada	direct
30 Oct - 01 Nov	Air Canada	direct

Also check the deals for one-way flights from Pittsburgh 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 Pittsburgh to Toronto in October from 210€

Return flights