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

Return flights

11 Jan - 01 Feb	AirAsia X
01 Jan - 13 Jan	Air India
12 Jan - 15 Feb	AirAsia X
11 Jan - 18 Jan	AirAsia X
11 Jan - 15 Jan	AirAsia X
29 Jan - 13 Feb	IndiGo
07 Jan - 23 Jan	AirAsia X
07 Jan - 14 Jan	AirAsia X
04 Jan - 21 Jan	AirAsia X
14 Jan - 28 Feb	AirAsia X
01 Jan - 28 Jan	IndiGo
15 Jan - 10 Feb	Air India
05 Jan - 19 Jan	AirAsia X
15 Jan - 19 Jan	IndiGo
18 Jan - 25 Jan	AirAsia X
19 Jan - 15 Feb	AirAsia X
28 Jan - 03 Feb	AirAsia X
19 Jan - 22 Feb	AirAsia X
14 Jan - 04 Feb	IndiGo
20 Jan - 04 Feb	IndiGo

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 546€

Return flights