Cheapest one-way flights from Madrid to Sydney in December from 328€

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

One-Way flights

07 Dec Sichuan Airlines
10 Dec Sichuan Airlines
01 Dec Sichuan Airlines
03 Dec Sichuan Airlines
02 Dec Ryanair
09 Dec China Southern
11 Dec China Southern
06 Dec Ryanair
08 Dec Etihad Airways
12 Dec China Eastern

Also check the deals for return flights from Madrid to Sydney 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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