Cheapest return flights from Houston to Sydney in December from 1581€

AirHint found the following cheapest return flights from Houston (HOU) to Sydney (SYD) in December 2025 (see full year).

Return flights

25 Dec - 09 Jan United
25 Dec - 09 Jan United direct
25 Dec - 01 Jan Frontier Airlines
24 Dec - 31 Dec United direct
29 Dec - 11 Jan United direct
24 Dec - 04 Jan United direct
25 Dec - 01 Jan United direct
26 Dec - 02 Jan Frontier Airlines

Also check the deals for one-way flights from Houston to Sydney in December.

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