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

Return flights

04 Jun - 12 Jun	Air Transat
10 Jun - 16 Jun	Air Canada
01 Jun - 30 Jun	SWISS
17 Jun - 26 Jun	SWISS
22 Jun - 29 Jun	Air Canada
23 Jun - 30 Jun	Air Canada
30 Jun - 14 Jul	Air Transat
05 Jun - 14 Jun	SWISS
30 Jun - 12 Jul	Air Transat
20 Jun - 27 Jun	Air Canada
19 Jun - 26 Jun	Air Canada
18 Jun - 22 Jun	SWISS
13 Jun - 04 Jul	Air Transat
27 Jun - 05 Jul	Air Transat
25 Jun - 05 Jul	Air Transat
25 Jun - 11 Jul	Air Transat
27 Jun - 11 Jul	SWISS

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

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 June from 457€

Return flights