Cheapest one-way flights from Lisbon to Sydney in September from $473
AirHint found the following cheapest one-way flights from Lisbon (LIS) to Sydney (SYD) in September 2025 (see full year).
One-Way flights
| 24 Sep | Ryanair | ||
| 25 Sep | Vueling Airlines | ||
| 04 Sep | Wizz Air Malta | ||
| 13 Sep | Vueling Airlines | ||
| 06 Sep | KLM | ||
| 21 Sep | TAP | ||
| 12 Sep | TAP | ||
| 01 Sep | KLM | ||
| 03 Sep | Etihad Airways | ||
| 30 Sep | Qatar Airways |
Also check the deals for return flights from Lisbon to Sydney in September.
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.
