AirHint found the following cheapest return flights from Toronto (YYZ) to Lisbon (LIS) in April 2026 (see full year).

Return flights

19 Apr - 27 Apr	Finnair
07 Apr - 28 Apr	Air Transat
03 Apr - 10 Apr	Air Transat
08 Apr - 15 Apr	Air France
01 Apr - 30 Apr	Air France
01 Apr - 04 May	Air France
01 Apr - 05 May	Delta
02 Apr - 12 Apr	KLM
03 Apr - 15 Apr	Delta
21 Apr - 05 May	Delta
21 Apr - 05 May	Air Transat	direct
08 Apr - 15 Apr	TAP	direct
01 Apr - 30 Apr	TAP	direct
01 Apr - 04 May	TAP	direct
01 Apr - 05 May	TAP	direct
19 Apr - 27 Apr	TAP	direct

Also check the deals for one-way flights from Toronto to Lisbon in April.

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 Lisbon in April from 290€

Return flights