AirHint found the following cheapest return flights from Toronto (YYZ) to Barcelona (BCN) in October 2026 (see full year).

Return flights

03 Oct - 17 Oct	Air Transat
08 Oct - 18 Oct	Air Transat
03 Oct - 11 Oct	Air Transat
08 Oct - 19 Oct	Air Transat
28 Oct - 06 Nov	Royal Air Maroc
09 Oct - 24 Oct	Royal Air Maroc
13 Oct - 19 Oct	Air Canada	direct
08 Oct - 19 Oct	Air Canada	direct
08 Oct - 18 Oct	Air Canada	direct
03 Oct - 17 Oct	Lufthansa	direct
03 Oct - 11 Oct	Lufthansa	direct
26 Oct - 09 Nov	Air Canada

Also check the deals for one-way flights from Toronto to Barcelona 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 Barcelona in October from 473€

Return flights