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

Return flights

01 Dec - 11 Jan	AirAsia X
17 Dec - 26 Jan	IndiGo
01 Dec - 15 Jan	Thai Lion Air
17 Dec - 23 Jan	Air India
01 Dec - 17 Jan	Thai AirAsia X
10 Dec - 13 Jan	AirAsia X
01 Dec - 13 Jan	AirAsia X
22 Dec - 27 Jan	Thai Lion Air
15 Dec - 26 Jan	Thai AirAsia X
14 Dec - 20 Jan	IndiGo
01 Dec - 10 Dec	AirAsia X
01 Dec - 05 Dec	AirAsia X
07 Dec - 14 Dec	Thai Lion Air
01 Dec - 14 Dec	AirAsia X
01 Dec - 29 Dec	AirAsia X
12 Dec - 26 Dec	AirAsia X
12 Dec - 15 Dec	AirAsia X
03 Dec - 07 Dec	IndiGo
04 Dec - 06 Dec	VietJet Air
10 Dec - 17 Dec	AirAsia X

Also check the deals for one-way flights from Delhi to Melbourne 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 Melbourne in December from 393€

Return flights