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

Return flights

20 May - 17 Jun	VietJet Air
27 May - 30 May	AirAsia X
16 May - 30 May	Malaysia Airlines
27 May - 06 Jun	AirAsia X
20 May - 30 May	AirAsia X
22 May - 30 May	AirAsia X
20 May - 06 Jun	AirAsia X
22 May - 06 Jun	AirAsia X
27 May - 10 Jun	AirAsia X
20 May - 10 Jun	AirAsia X
22 May - 10 Jun	AirAsia X
27 May - 05 Jun	AirAsia X
20 May - 17 Jun	Air India	direct
20 May - 05 Jun	AirAsia X
16 May - 30 May	Air India	direct
01 May - 31 May	Qatar Airways

Also check the deals for one-way flights from Delhi 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 Delhi to Sydney in May from 636€

Return flights