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

Return flights

01 May - 15 May	Air France
01 May - 11 May	Air France
01 May - 31 May	Delta
12 May - 19 May	KLM
20 May - 24 May	Delta
01 May - 09 May	Air Canada
14 May - 23 May	Condor
20 May - 24 May	Lufthansa	direct
01 May - 11 May	Lufthansa	direct
01 May - 15 May	Lufthansa	direct

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

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 May from 487€

Return flights