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

Return flights

12 Nov - 19 Nov	Air New Zealand
11 Nov - 15 Nov	Fiji Airways
06 Nov - 11 Nov	Frontier Airlines
09 Nov - 23 Nov	Air New Zealand
01 Nov - 08 Nov	Alaska Airlines
21 Nov - 30 Nov	Alaska Airlines
19 Nov - 09 Dec	Qantas
12 Nov - 19 Nov	United	direct
26 Nov - 09 Dec	United
19 Nov - 09 Dec	United	direct
10 Nov - 22 Nov	United	direct
21 Nov - 28 Nov	United
06 Nov - 11 Nov	United	direct

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

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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Cheapest return flights from Houston to Sydney in November from 952€

Return flights