Cheapest return flights from Porto to Sydney in August from 1180€

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

Return flights

31 Aug - 15 Sep Ryanair
17 Aug - 22 Aug KLM
18 Aug - 25 Aug Ryanair
13 Aug - 22 Aug Ryanair
16 Aug - 30 Aug Air Europa
15 Aug - 22 Aug Vueling Airlines
16 Aug - 23 Aug Ryanair
31 Aug - 07 Sep British Airways

Also check the deals for one-way flights from Porto 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.

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