AirHint found the following cheapest return flights from Vancouver (YVR) to Lisbon (LIS) in August 2025 (see full year).

Return flights

19 Aug - 13 Sep	WestJet
31 Aug - 12 Sep	Delta
25 Aug - 20 Sep	WestJet
12 Aug - 06 Sep	Flair Airlines
25 Aug - 08 Sep	Air France
30 Aug - 20 Sep	WestJet
11 Aug - 11 Sep	WestJet
18 Aug - 16 Sep	WestJet
31 Aug - 07 Sep	WestJet
23 Aug - 02 Sep	WestJet
13 Aug - 27 Aug	British Airways
14 Aug - 21 Aug	Iberia
14 Aug - 31 Aug	Iberia
11 Aug - 23 Aug	Air France
25 Aug - 29 Aug	WestJet
15 Aug - 26 Aug	Iberia
15 Aug - 23 Aug	Iberia
14 Aug - 29 Aug	KLM
25 Aug - 28 Aug	WestJet
17 Aug - 31 Aug	KLM

Also check the deals for one-way flights from Vancouver to Lisbon in August.

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 Vancouver to Lisbon in August from $721

Return flights