$852 Cheap Flights from Houston (HOU) to Sydney (SYD)

View $852 flight on Sun, Mar 8, 2026Opens in a new window

Popular airlines from Houston William Hobby Airport (HOU) to Sydney Airport (SYD)

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Cheap Flights from Houston to Sydney (HOU-SYD)

Prices were available within the past 7 days and start at $852 for one-way flights and $1,250 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Apr 23 - Thu, Apr 30
HOU
Houston
SYD
Sydney
$1,250 Roundtrip, found 15 hours ago
$1,250
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Thu, Apr 23 from Houston to Sydney, returning Thu, Apr 30, priced at $1,250 found 15 hours ago

Find the cheapest month to fly from Houston (HOU) to Sydney (SYD)

February is typically the cheapest month to fly

From $827 - $1,947 per traveler.

Alternative airports near Sydney

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kingsford Smith Intl. SYD. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $2,915
SYD
Kingsford Smith Intl.
Cheapest
Average driving time to city center16 min
Flights from $2,915
Flights from Houston (HOU) to Sydney (SYD)
Origin airport
William P. Hobby
Destination airport
Kingsford Smith Intl.
Airlines serving
American Airlines, British Airways, Qantas Airways
Roundtrip price
$1,250
Distance
8591 mi

Houston to Sydney Flights

The cheapest times to fly from Houston to Sydney

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Sydney are during the month of April. You can find some of the cheapest flights from Houston to Sydney with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Sydney

Sunday is one of the best days to book for cheap flights from Houston to Sydney: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Sydney

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Sydney in 2026. You can also book with separate airlines for your outbound and return journeys, from $852 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Sydney flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Sydney airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to Kingsford Smith Intl. Airport (SYD) cost?
Snag a cheap one-way flight from $852 or cheap return flight from $1,250 from William P. Hobby Airport (HOU) to Kingsford Smith Intl. Airport (SYD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from William P. Hobby Airport (HOU) to Kingsford Smith Intl. Airport (SYD)?
Traveling in April can help you save, as it's the cheapest month for flights between HOU and SYD. You'll typically find the lowest prices during off-peak months.
Which airlines fly direct from William P. Hobby Airport (HOU) to Kingsford Smith Intl. Airport (SYD)?
There aren't any direct flights from Houston, TX (HOU-William P. Hobby) to Kingsford Smith Intl. Airport (SYD). However, you'll find other airports offering nonstop flights. Start your journey at George Bush Intercontinental Airport (IAH) and fly straight to Sydney without layovers.
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to Kingsford Smith Intl. Airport (SYD)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest HOU to SYD flight.
How many flights per day from William P. Hobby Airport (HOU) to Kingsford Smith Intl. Airport (SYD)?
Direct flights from William P. Hobby Airport (HOU) to Kingsford Smith Intl. Airport (SYD) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from HOU to SYD?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from William P. Hobby Airport (HOU) to Kingsford Smith Intl. Airport (SYD)?
To land at Kingsford Smith Intl. Airport (SYD) without delays, select a flight that leaves from William P. Hobby Airport (HOU) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from William P. Hobby Airport (HOU) to Kingsford Smith Intl. Airport (SYD) last-minute?
Last-minute fares from HOU to SYD are usually more expensive. To secure the cheapest rates, start searching for flights well in advance. That being said, if you can play around with your travel dates, it's possible to find a cheap ticket right before your trip.
Is it cheaper to book a HOU to SYD flight and hotel package?
You can save money by securing a HOU to SYD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After selecting your preferred flights and accommodations, consider other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from William P. Hobby Airport (HOU) to Kingsford Smith Intl. Airport (SYD)?
Generally, it's possible to reschedule or cancel your HOU to SYD flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.