AirHint found the following cheapest return flights from Madrid (MAD) to Sydney (SYD) in May 2026 (see full year).

Return flights

12 May - 16 May	Air China
12 May - 26 May	Air China
19 May - 26 May	Air China
02 May - 12 May	Air China
17 May - 26 May	Air China
16 May - 24 May	Air China
14 May - 23 May	Iberojet
16 May - 07 Jun	Air China
20 May - 07 Jun	Air China
10 May - 15 May	Pegasus Airlines
20 May - 03 Jun	Ryanair
07 May - 14 May	Pegasus Airlines
16 May - 29 May	Pegasus Airlines
19 May - 03 Jun	Pegasus Airlines
03 May - 28 Jun	Etihad Airways
27 May - 10 Jun	Cathay Pacific
24 May - 26 Jun	Etihad Airways

Also check the deals for one-way flights from Madrid to Sydney in May.

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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Cheapest return flights from Madrid to Sydney in May from 768€

Return flights