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

Return flights

15 Jan - 29 Jan	Air Canada
15 Jan - 22 Jan	Air Canada
12 Jan - 19 Jan	Air Transat
04 Jan - 10 Jan	Air Transat
11 Jan - 21 Jan	SWISS
11 Jan - 19 Jan	SWISS
11 Jan - 27 Jan	SWISS
19 Jan - 28 Jan	SWISS
14 Jan - 04 Feb	SWISS
11 Jan - 22 Jan	SWISS
07 Jan - 14 Jan	SWISS
23 Jan - 08 Feb	SWISS
05 Jan - 28 Feb	SWISS

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

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 January from $619

Return flights