AirHint found the following cheapest return flights from Houston (HOU) to Sydney (SYD) in January 2026 (see full year).
Return flights
| 22 Jan - 28 Jan | United | direct | |
| 19 Jan - 16 Feb | Air New Zealand | ||
| 28 Jan - 11 Feb | Air New Zealand | ||
| 28 Jan - 04 Feb | Air New Zealand | ||
| 07 Jan - 28 Jan | Frontier Airlines | ||
| 04 Jan - 18 Jan | American Airlines |
Also check the deals for one-way flights from Houston to Sydney in January.
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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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