Cheapest return flights from Houston to Sydney in August from $1106

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

Return flights

22 Aug - 31 Aug Air New Zealand
22 Aug - 30 Aug Air New Zealand

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

Skyscanner

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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