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

Return flights

16 Dec - 22 Jan	Qantas
16 Dec - 23 Jan	Qantas
10 Dec - 08 Jan	United
26 Dec - 23 Jan	United
25 Dec - 23 Jan	United
27 Dec - 17 Jan	United
27 Dec - 23 Jan	United
26 Dec - 31 Dec	United
22 Dec - 05 Jan	United
17 Dec - 23 Jan	United
15 Dec - 08 Jan	American Airlines

Also check the deals for one-way flights from New York 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 New York to Melbourne in December from $1281

Return flights