Cheapest return flights from Sydney to Lisbon in December from 1560€

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

Return flights

23 Dec - 03 Jan Turkish Airlines
27 Dec - 10 Jan Turkish Airlines
23 Dec - 15 Jan Qatar Airways
21 Dec - 25 Jan Etihad Airways
21 Dec - 28 Dec Turkish Airlines
19 Dec - 17 Jan Turkish Airlines
10 Dec - 27 Dec Qatar Airways
19 Dec - 09 Jan Turkish Airlines
21 Dec - 17 Jan Thai Airways

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

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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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