AirHint found the following cheapest return flights from Delhi (DEL) to Perth (PER) in December 2025 (see full year).

Return flights

26 Dec - 15 Jan	AirAsia X
01 Dec - 08 Dec	Singapore Airlines
26 Dec - 14 Jan	AirAsia X
26 Dec - 13 Jan	AirAsia X
03 Dec - 08 Dec	AirAsia X
01 Dec - 03 Dec	AirAsia X
02 Dec - 09 Dec	Singapore Airlines
03 Dec - 09 Dec	AirAsia X
03 Dec - 23 Dec	AirAsia X
01 Dec - 04 Dec	AirAsia X
21 Dec - 11 Jan	AirAsia X
22 Dec - 12 Jan	AirAsia X
26 Dec - 12 Jan	AirAsia X
12 Dec - 05 Jan	Singapore Airlines
03 Dec - 10 Dec	AirAsia X
26 Dec - 11 Jan	AirAsia X
22 Dec - 11 Jan	AirAsia X
03 Dec - 17 Dec	AirAsia X
03 Dec - 12 Dec	AirAsia X
15 Dec - 05 Jan	AirAsia X

Also check the deals for one-way flights from Delhi to Perth in December.

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 Perth in December from $658

Return flights