Cheapest return flights from Toronto to Barcelona in September from $550

AirHint found the following cheapest return flights from Toronto (YTZ) to Barcelona (BCN) in September 2025 (see full year).

Return flights

21 Sep - 30 Sep Porter Airlines (Canada) Ltd
29 Sep - 07 Oct Air Canada
17 Sep - 25 Sep Air Transat
16 Sep - 25 Sep Air Transat
11 Sep - 20 Sep Air Transat
19 Sep - 24 Sep Air Transat
07 Sep - 18 Sep Air Transat
05 Sep - 14 Sep Air Transat
05 Sep - 13 Sep Air Transat
07 Sep - 21 Sep Air Transat
21 Sep - 25 Sep Air Transat
28 Sep - 07 Oct Air Transat
17 Sep - 10 Oct Air Transat
27 Sep - 25 Oct SWISS
16 Sep - 07 Oct SWISS
30 Sep - 12 Oct Air Canada
24 Sep - 15 Oct SWISS
23 Sep - 16 Oct SWISS
23 Sep - 08 Oct SWISS
23 Sep - 15 Oct SWISS

Also check the deals for one-way flights from Toronto to Barcelona in September.

Skyscanner

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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