AirHint found the following cheapest return flights from Porto (OPO) to Toronto (YYZ) in July 2025 (see full year).

Return flights

08 Jul - 16 Jul	Air Canada
26 Jul - 12 Aug	SWISS
28 Jul - 13 Aug	Air Canada
04 Jul - 11 Jul	Air Transat
28 Jul - 15 Aug	Air Canada
24 Jul - 04 Aug	Lufthansa
21 Jul - 28 Jul	Air Canada
24 Jul - 30 Jul	Air Canada
04 Jul - 13 Jul	Air Transat
26 Jul - 14 Aug	SWISS
15 Jul - 25 Jul	Air Canada
09 Jul - 16 Jul	Air Canada
03 Jul - 11 Jul	Air Transat
26 Jul - 10 Aug	Air Transat
02 Jul - 07 Jul	KLM
03 Jul - 07 Jul	KLM
24 Jul - 22 Aug	Air Canada
29 Jul - 16 Aug	Air Transat
27 Jul - 11 Aug	SWISS
27 Jul - 13 Aug	SWISS

Also check the deals for one-way flights from Porto to Toronto in July.

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 Porto to Toronto in July from 483€

Return flights