Cheapest return flights from Toronto to Lisbon in September from $550

Best time to book flights for Toronto (YTZ) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest return flights from Toronto (YTZ) to Lisbon (LIS) in September 2025 (see full year).

Return flights

14 Sep - 24 Sep Air Transat
22 Sep - 30 Sep Air Transat
25 Sep - 30 Sep Air Transat
22 Sep - 07 Oct Air Transat
21 Sep - 30 Sep Air Transat
26 Sep - 07 Oct Air Transat
12 Sep - 23 Sep Air Transat
08 Sep - 15 Sep Air Transat
07 Sep - 15 Sep Air Transat
10 Sep - 18 Sep Air Transat
19 Sep - 07 Oct Air Transat
22 Sep - 08 Oct Air Transat
01 Sep - 11 Sep Air Transat
13 Sep - 23 Sep Air Transat
27 Sep - 04 Oct Air Transat
30 Sep - 05 Oct Air Transat
24 Sep - 01 Oct Air Transat
21 Sep - 01 Oct Air Transat
26 Sep - 12 Oct Air Transat
27 Sep - 12 Oct SWISS

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

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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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