Cheapest return flights from Houston to Sydney in May from $831

Best time to book flights for Houston (HOU) to Sydney (SYD) flights at AirHint

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

Return flights

14 May - 28 May Qantas
19 May - 30 May Qantas
09 May - 26 May Qantas
13 May - 27 May American Airlines
14 May - 27 May American Airlines
13 May - 28 May Qantas
16 May - 01 Jun Qantas
21 May - 04 Jun Qantas
16 May - 02 Jun Qantas
09 May - 27 May Qantas
23 May - 09 Jun Air Canada
22 May - 08 Jun Air New Zealand
22 May - 07 Jun Delta

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

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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