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

Return flights

04 Apr - 18 Apr	Air India
04 Apr - 03 May	Air India
14 Apr - 21 Apr	VietJet Air
22 Apr - 30 Apr	Batik Air Malaysia
22 Apr - 26 Apr	AirAsia X
02 Apr - 20 May	VietJet Air
02 Apr - 15 May	VietJet Air
02 Apr - 27 Apr	VietJet Air
12 Apr - 19 Apr	Air India
15 Apr - 22 Apr	Air India
13 Apr - 20 Apr	IndiGo
11 Apr - 19 Apr	VietJet Air
15 Apr - 30 Apr	Air India
14 Apr - 12 May	Malaysia Airlines
04 Apr - 08 May	VietJet Air
04 Apr - 20 May	VietJet Air
03 Apr - 24 May	IndiGo
10 Apr - 15 May	Singapore Airlines
20 Apr - 12 May	AirAsia X
08 Apr - 08 May	Singapore Airlines

Also check the deals for one-way flights from Delhi to Sydney in April.

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 April from 440€

Return flights