$662 Cheap Flights from Houston (IAH) to Perth (PER)

View $662 flight on Tue, Nov 4, 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Perth Airport (PER)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key
Find available prices by choosing your travel dates.

Cheap Flights from Houston to Perth (IAH-PER)

Prices were available within the past 7 days and start at $662 for one-way flights and $1,336 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air New Zealand
Tue, Sep 2 - Sun, Sep 14
IAH
Houston
PER
Perth
$1,336 Roundtrip, found 3 days ago
$1,336
Roundtrip
found 3 days ago
Select Air New Zealand flight, departing Tue, Sep 2 from Houston to Perth, returning Sun, Sep 14, priced at $1,336 found 3 days ago
Air New Zealand
Sun, Aug 3 - Sun, Aug 10
IAH
Houston
PER
Perth
$1,336 Roundtrip, found 2 days ago
$1,336
Roundtrip
found 2 days ago
Select Air New Zealand flight, departing Sun, Aug 3 from Houston to Perth, returning Sun, Aug 10, priced at $1,336 found 2 days ago
Air New Zealand
Sun, Jul 20 - Sun, Jul 27
IAH
Houston
PER
Perth
$1,337 Roundtrip, found 7 hours ago
$1,337
Roundtrip
found 7 hours ago
Select Air New Zealand flight, departing Sun, Jul 20 from Houston to Perth, returning Sun, Jul 27, priced at $1,337 found 7 hours ago
Air New Zealand
Tue, Sep 2 - Sun, Sep 21
IAH
Houston
PER
Perth
$1,346 Roundtrip, found 3 days ago
$1,346
Roundtrip
found 3 days ago
Select Air New Zealand flight, departing Tue, Sep 2 from Houston to Perth, returning Sun, Sep 21, priced at $1,346 found 3 days ago
Air New Zealand
Sun, Jul 20 - Sun, Jul 27
IAH
Houston
PER
Perth
$1,347 Roundtrip, found 7 hours ago
$1,347
Roundtrip
found 7 hours ago
Select Air New Zealand flight, departing Sun, Jul 20 from Houston to Perth, returning Sun, Jul 27, priced at $1,347 found 7 hours ago
Qantas Airways
Sun, Nov 2 - Wed, Nov 12
IAH
Houston
PER
Perth
$1,353 Roundtrip, found 2 days ago
$1,353
Roundtrip
found 2 days ago
Select Qantas Airways flight, departing Sun, Nov 2 from Houston to Perth, returning Wed, Nov 12, priced at $1,353 found 2 days ago
Air New Zealand
Sun, Jul 20 - Sun, Jul 27
IAH
Houston
PER
Perth
$1,358 Roundtrip, found 7 hours ago
$1,358
Roundtrip
found 7 hours ago
Select Air New Zealand flight, departing Sun, Jul 20 from Houston to Perth, returning Sun, Jul 27, priced at $1,358 found 7 hours ago
Singapore Airlines
Thu, Nov 27 - Tue, Dec 2
IAH
Houston
PER
Perth
$1,619 Roundtrip, found 8 hours ago
$1,619
Roundtrip
found 8 hours ago
Select Singapore Airlines flight, departing Thu, Nov 27 from Houston to Perth, returning Tue, Dec 2, priced at $1,619 found 8 hours ago
Philippine Airlines
Mon, Sep 8 - Mon, Sep 15
IAH
Houston
PER
Perth
$1,625 Roundtrip, found 3 days ago
$1,625
Roundtrip
found 3 days ago
Select Philippine Airlines flight, departing Mon, Sep 8 from Houston to Perth, returning Mon, Sep 15, priced at $1,625 found 3 days ago
Cathay Pacific
Thu, Oct 23 - Mon, Oct 27
IAH
Houston
PER
Perth
$1,767 Roundtrip, found 4 hours ago
$1,767
Roundtrip
found 4 hours ago
Select Cathay Pacific flight, departing Thu, Oct 23 from Houston to Perth, returning Mon, Oct 27, priced at $1,767 found 4 hours ago
Flights from Houston (IAH) to Perth (PER)
Origin airport
George Bush Intercontinental
Destination airport
Perth
Airlines serving
Air Canada, Air New Zealand, All Nippon Airways, American Airlines, Cathay Pacific, Emirates, Lufthansa, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, United
Roundtrip price
$1,335
Distance
10583 mi

Houston to Perth Flights

The cheapest times to fly from Houston to Perth

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

The best time to book a flight from Houston to Perth

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

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 Perth in 2025. You can also book with separate airlines for your outbound and return journeys, from $662 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 Perth 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 Perth 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 George Bush Intercontinental Airport (IAH) to Perth Airport (PER) cost?
Discover the latest flight deals from IAH to PER 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 IAH to PER?
The cheapest flights from IAH to PER 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 IAH to PER?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from IAH to PER. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from George Bush Intercontinental Airport (IAH) to Perth Airport (PER)?
There aren’t any daily direct flights available from George Bush Intercontinental Airport (IAH) to Perth Airport (PER). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you’ll be soaring above the clouds in no time.
What day of the week has the most flights from IAH to PER?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a number of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Perth Airport (PER)?
To avoid potential delays on the George Bush Intercontinental Airport (IAH) to Perth Airport (PER) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**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 George Bush Intercontinental Airport (IAH) to Perth Airport (PER) last-minute?
Last-minute fares from IAH to PER are typically more expensive. To lock in the lowest rates, start searching for flights as early as possible. That being said, if you’re flexible with your travel dates, it’s possible to score a cheap ticket right before your journey.
Is it cheaper to book an IAH to PER flight and hotel package?
Booking an IAH to PER flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our impressive range of hotels and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Perth Airport (PER)?
In most cases, you can cancel or modify your IAH to PER flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Check your itinerary for the airline’s rules and fees on flight changes, or if you want further information, head to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.