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

Return flights

19 Jan - 02 Feb	VietJet Air
26 Jan - 06 Feb	AirAsia X
21 Jan - 06 Feb	AirAsia X
26 Jan - 03 Feb	AirAsia X
26 Jan - 10 Feb	AirAsia X
05 Jan - 21 Jan	VietJet Air
21 Jan - 27 Jan	AirAsia X
21 Jan - 03 Feb	AirAsia X
21 Jan - 10 Feb	AirAsia X
05 Jan - 14 Jan	Singapore Airlines
05 Jan - 15 Jan	Singapore Airlines
05 Jan - 16 Jan	Singapore Airlines
26 Jan - 08 Feb	AirAsia X
26 Jan - 13 Feb	AirAsia X
21 Jan - 08 Feb	AirAsia X
18 Jan - 27 Jan	AirAsia X
21 Jan - 26 Jan	AirAsia X
03 Jan - 14 Jan	Singapore Airlines
04 Jan - 14 Jan	Singapore Airlines
21 Jan - 23 Jan	AirAsia X

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

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 January from 715€

Return flights