$752 Cheap Flights from Adelaide (ADL) to Houston (HOU)

View $752 flight on Sun, Sep 14, 2025Opens in a new window

Popular airlines from Adelaide, SA Airport (ADL) to Houston William Hobby Airport (HOU)

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Cheap Flights from Adelaide to Houston (ADL-HOU)

Prices were available within the past 7 days and start at $752 for one-way flights and $1,178 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, Oct 24 - Sun, Nov 9
ADL
Adelaide
IAH
Houston
$1,178 Roundtrip, found 6 days ago
$1,178
Roundtrip
found 6 days ago
Select Air Canada flight, departing Fri, Oct 24 from Adelaide to Houston, returning Sun, Nov 9, priced at $1,178 found 6 days ago
Air Canada
Fri, Oct 24 - Sun, Nov 9
ADL
Adelaide
IAH
Houston
$1,179 Roundtrip, found 6 days ago
$1,179
Roundtrip
found 6 days ago
Select Air Canada flight, departing Fri, Oct 24 from Adelaide to Houston, returning Sun, Nov 9, priced at $1,179 found 6 days ago
Air Canada
Sat, Oct 25 - Sun, Nov 9
ADL
Adelaide
IAH
Houston
$1,182 Roundtrip, found 6 days ago
$1,182
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, Oct 25 from Adelaide to Houston, returning Sun, Nov 9, priced at $1,182 found 6 days ago
Air Canada
Sat, Oct 25 - Sun, Nov 9
ADL
Adelaide
IAH
Houston
$1,183 Roundtrip, found 6 days ago
$1,183
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, Oct 25 from Adelaide to Houston, returning Sun, Nov 9, priced at $1,183 found 6 days ago
Air Canada
Wed, Oct 1 - Fri, Oct 31
ADL
Adelaide
IAH
Houston
$1,186 Roundtrip, found 2 days ago
$1,186
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Oct 1 from Adelaide to Houston, returning Fri, Oct 31, priced at $1,186 found 2 days ago
Air Canada
Fri, Oct 24 - Sun, Nov 9
ADL
Adelaide
IAH
Houston
$1,189 Roundtrip, found 6 days ago
$1,189
Roundtrip
found 6 days ago
Select Air Canada flight, departing Fri, Oct 24 from Adelaide to Houston, returning Sun, Nov 9, priced at $1,189 found 6 days ago
Qantas Airways
Sat, Oct 25 - Sun, Nov 9
ADL
Adelaide
IAH
Houston
$1,201 Roundtrip, found 6 days ago
$1,201
Roundtrip
found 6 days ago
Select Qantas Airways flight, departing Sat, Oct 25 from Adelaide to Houston, returning Sun, Nov 9, priced at $1,201 found 6 days ago
American Airlines
Wed, Oct 1 - Fri, Oct 31
ADL
Adelaide
IAH
Houston
$1,479 Roundtrip, found 2 days ago
$1,479
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Oct 1 from Adelaide to Houston, returning Fri, Oct 31, priced at $1,479 found 2 days ago
United
Wed, Oct 1 - Fri, Oct 31
ADL
Adelaide
IAH
Houston
$1,855 Roundtrip, found 2 days ago
$1,855
Roundtrip
found 2 days ago
Select United flight, departing Wed, Oct 1 from Adelaide to Houston, returning Fri, Oct 31, priced at $1,855 found 2 days ago
Emirates
Wed, Oct 1 - Fri, Oct 31
ADL
Adelaide
IAH
Houston
$2,353 Roundtrip, found 2 days ago
$2,353
Roundtrip
found 2 days ago
Select Emirates flight, departing Wed, Oct 1 from Adelaide to Houston, returning Fri, Oct 31, priced at $2,353 found 2 days ago
Flights from Adelaide (ADL) to Houston (IAH)
Origin airport
Adelaide
Destination airport
George Bush Intercontinental
Roundtrip price
$1,178
Distance
9314 mi

Adelaide to Houston Flights

The cheapest times to fly from Adelaide to Houston

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 Adelaide to Houston are during the month of October. You can find some of the cheapest flights from Adelaide to Houston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Adelaide to Houston

Sunday is one of the best days to book for cheap flights from Adelaide to Houston: 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 Adelaide to Houston

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 Adelaide to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $752 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 Adelaide to Houston 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 Adelaide to Houston 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 Adelaide Airport (ADL) to William P. Hobby Airport (HOU) cost?
Discover the latest flight deals from ADL to HOU by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ADL to HOU?
The cheapest flights from ADL to HOU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ADL to HOU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ADL to HOU. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Adelaide Airport (ADL) to William P. Hobby Airport (HOU)?
You'll have to hop on a flight with a layover if you're traveling from Adelaide Airport (ADL) to William P. Hobby Airport (HOU). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from ADL to HOU?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Adelaide Airport (ADL) to William P. Hobby Airport (HOU)?
Book a flight from Adelaide Airport (ADL) to William P. Hobby Airport (HOU) that takes off before 3 PM to reduce the risk of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**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 Adelaide Airport (ADL) to William P. Hobby Airport (HOU) last-minute?
Waiting until just before your departure to book a flight from ADL to HOU often results in higher prices. While you may find some last-minute deals, they aren't always guaranteed. Be flexible with your itinerary to boost your chances of scoring a bargain.
Is it cheaper to book an ADL to HOU flight and hotel package?
You'll generally save money by securing an ADL to HOU 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 it all in one convenient place. Once you've chosen your ideal accommodations and flights, consider adding extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Adelaide Airport (ADL) to William P. Hobby Airport (HOU)?
Usually, it's possible to reschedule or cancel your ADL to HOU flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.