Cheapest return flights from Chicago to Melbourne in December from 1129€

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

Return flights

10 Dec - 17 Dec Alaska Airlines
01 Dec - 20 Dec Qantas
07 Dec - 13 Dec Frontier Airlines
26 Dec - 18 Jan Spirit Airlines
29 Dec - 15 Jan United
28 Dec - 16 Jan United
20 Dec - 28 Jan Spirit Airlines
29 Dec - 09 Jan Frontier Airlines

Also check the deals for one-way flights from Chicago to Melbourne in December.

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