Cheapest return flights from Lisbon to Sydney in August from $1584

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

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

Return flights

23 Aug - 05 Sep British Airways
18 Aug - 27 Aug Qatar Airways
02 Aug - 22 Aug Turkish Airlines
01 Aug - 17 Aug Turkish Airlines
11 Aug - 01 Sep British Airways
13 Aug - 20 Aug Emirates

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

Book a cheap hotel in Sydney

Cheap car rent in Sydney