Flights Sydney — Houston is a popular route. The straight-line distance is 13 818 km. Flight time 16h 45m. Time difference -17h.
The minimum price for the next 3 months — from $812 (22.11.2026). The cheapest dates are highlighted in the calendar above.
The average ticket price — $1 027, ranging from $812 to $1 242. Book 1–3 months in advance to get the best deals.