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

Return flights

10 Oct - 25 Oct	Brussels Airlines
12 Oct - 21 Oct	Aer Lingus
12 Oct - 22 Oct	Lufthansa
25 Oct - 31 Oct	Icelandair
12 Oct - 18 Oct	Aer Lingus
03 Oct - 05 Oct	Ryanair
07 Oct - 17 Oct	Aer Lingus
14 Oct - 22 Oct	Icelandair
21 Oct - 28 Oct	Icelandair
08 Oct - 13 Oct	Icelandair
25 Oct - 03 Nov	Icelandair
22 Oct - 05 Nov	Icelandair
15 Oct - 04 Nov	Icelandair
30 Oct - 06 Nov	Icelandair
27 Oct - 05 Nov	Icelandair
21 Oct - 04 Nov	Icelandair
31 Oct - 10 Nov	Icelandair
23 Oct - 08 Nov	Icelandair
23 Oct - 06 Nov	Icelandair
24 Oct - 07 Nov	Icelandair

Also check the deals for one-way flights from Frankfurt 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 Frankfurt to Toronto in October from 329€

Return flights