AirHint found the following cheapest one-way flights from Sydney (SYD) to Lisbon (LIS) in December 2025 (see full year).
One-Way flights
| 03 Dec | Scoot Tigerair | ||
| 11 Dec | Batik Air Malaysia | ||
| 28 Dec | Xiamen Airlines | ||
| 08 Dec | Jetstar | ||
| 13 Dec | AirAsia X | ||
| 22 Dec | Scoot Tigerair | ||
| 01 Dec | Singapore Airlines | ||
| 29 Dec | China Eastern | ||
| 16 Dec | Qatar Airways |
Also check the deals for return flights from Sydney to Lisbon in December.
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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