Cheapest return flights from Sydney to Lisbon in August from $1347

Best time to book flights for Sydney (SYD) to Lisbon (LIS) flights at AirHint

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

Return flights

14 Aug - 05 Sep Turkish Airlines
25 Aug - 10 Sep Air Canada
28 Aug - 10 Sep Turkish Airlines
28 Aug - 13 Sep Turkish Airlines
25 Aug - 30 Sep Air Canada
04 Aug - 08 Sep Air Canada
07 Aug - 24 Aug Qatar Airways
06 Aug - 23 Aug Qatar Airways
20 Aug - 06 Sep Emirates
15 Aug - 31 Aug Emirates
22 Aug - 29 Aug Emirates
22 Aug - 05 Sep Emirates

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

Skyscanner

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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