Cheapest one-way flights from London to Sydney in September from $547
AirHint found the following cheapest one-way flights from London (LON) to Sydney (SYD) in September 2025 (see full year).
One-Way flights
| 03 Sep | Wizz Air UK | ||
| 02 Sep | Wizz Air UK | ||
| 01 Sep | Wizz Air Malta | ||
| 16 Sep | Wizz Air UK | ||
| 04 Sep | Ryanair | ||
| 09 Sep | Finnair | ||
| 22 Sep | Wizz Air UK | ||
| 23 Sep | easyJet | ||
| 30 Sep | easyJet | ||
| 19 Sep | China Airlines |
Also check the deals for return flights from London 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.
