Cheapest one-way flights from Madrid to Sydney in September from 373€

AirHint found the following cheapest one-way flights from Madrid (MAD) to Sydney (SYD) in September 2025 (see full year).

One-Way flights

15 Sep Sichuan Airlines
08 Sep Sichuan Airlines
07 Sep Sichuan Airlines
10 Sep Wizz Air Malta
09 Sep Ryanair
16 Sep Ryanair
17 Sep Ryanair
03 Sep Sichuan Airlines
06 Sep Air Europa
21 Sep Etihad Airways

Also check the deals for return flights from Madrid to Sydney in September.

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.

Book a cheap hotel in Sydney

Cheap car rent in Sydney

Feel free to contact us with any feedback or request another flight research.