฿27,865 Cheap Flights from Houston (IAH) to Sydney (SYD)

View ฿27,865 flight on Sun, 7 Dec 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Sydney Airport (SYD)

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Cheap Flights from Houston (IAH) to Sydney (SYD)

Prices were available within the past 7 days and start at ฿27,865 for one-way flights and ฿47,625 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, 7 Dec - Sun, 21 Dec
IAH
Houston
SYD
Sydney
฿47,625 Return, found 1 day ago
฿47,625
Return
found 1 day ago
Select United flight, departing Sun, 7 Dec from Houston to Sydney, returning Sun, 21 Dec, priced at ฿47,625 found 1 day ago
United
Sun, 7 Dec - Sun, 21 Dec
IAH
Houston
SYD
Sydney
฿47,625 Return, found 1 day ago
฿47,625
Return
found 1 day ago
Select United flight, departing Sun, 7 Dec from Houston to Sydney, returning Sun, 21 Dec, priced at ฿47,625 found 1 day ago
United
Sun, 7 Dec - Sun, 21 Dec
IAH
Houston
SYD
Sydney
฿47,810 Return, found 1 day ago
฿47,810
Return
found 1 day ago
Select United flight, departing Sun, 7 Dec from Houston to Sydney, returning Sun, 21 Dec, priced at ฿47,810 found 1 day ago
Delta
Sun, 7 Dec - Sun, 21 Dec
IAH
Houston
SYD
Sydney
฿47,820 Return, found 1 day ago
฿47,820
Return
found 1 day ago
Select Delta flight, departing Sun, 7 Dec from Houston to Sydney, returning Sun, 21 Dec, priced at ฿47,820 found 1 day ago
Air New Zealand
Mon, 1 Dec - Sun, 14 Dec
IAH
Houston
SYD
Sydney
฿49,205 Return, found 3 days ago
฿49,205
Return
found 3 days ago
Select Air New Zealand flight, departing Mon, 1 Dec from Houston to Sydney, returning Sun, 14 Dec, priced at ฿49,205 found 3 days ago
Air New Zealand
Mon, 1 Dec - Sun, 14 Dec
IAH
Houston
SYD
Sydney
฿49,935 Return, found 3 days ago
฿49,935
Return
found 3 days ago
Select Air New Zealand flight, departing Mon, 1 Dec from Houston to Sydney, returning Sun, 14 Dec, priced at ฿49,935 found 3 days ago
Air Canada
Thu, 30 Oct - Thu, 13 Nov
IAH
Houston
SYD
Sydney
฿51,045 Return, found 1 day ago
฿51,045
Return
found 1 day ago
Select Air Canada flight, departing Thu, 30 Oct from Houston to Sydney, returning Thu, 13 Nov, priced at ฿51,045 found 1 day ago
Air Canada
Thu, 30 Oct - Thu, 13 Nov
IAH
Houston
SYD
Sydney
฿51,260 Return, found 1 day ago
฿51,260
Return
found 1 day ago
Select Air Canada flight, departing Thu, 30 Oct from Houston to Sydney, returning Thu, 13 Nov, priced at ฿51,260 found 1 day ago
United
Mon, 1 Dec - Sun, 14 Dec
IAH
Houston
SYD
Sydney
฿52,125 Return, found 3 days ago
฿52,125
Return
found 3 days ago
Select United flight, departing Mon, 1 Dec from Houston to Sydney, returning Sun, 14 Dec, priced at ฿52,125 found 3 days ago
Qantas Airways
Mon, 1 Dec - Sun, 14 Dec
IAH
Houston
SYD
Sydney
฿53,460 Return, found 3 days ago
฿53,460
Return
found 3 days ago
Select Qantas Airways flight, departing Mon, 1 Dec from Houston to Sydney, returning Sun, 14 Dec, priced at ฿53,460 found 3 days ago

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

February is typically the cheapest month to fly

From ฿26,930 - ฿61,748 per traveller.

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 centre is 16 minutes. Flights from ฿51,045
SYD
Kingsford Smith Intl.
Cheapest
Average driving time to city centre16 min
Flights from ฿51,045

Frequently asked questions

How much is a flight from George Bush Intercontinental Airport (IAH) to Mascot Airport?
The lowest price advertised for a round-trip flight between IAH and Sydney Airport is ฿47,625. But you better act fast. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAH to Kingsford Smith Intl. Airport (SYD)?
This differs between airlines, as each one has its own terms and conditions. Visit the Customer Service Portal, where there are instructions on how to cancel online.
How do I find cheap flights from Houston Airport to Mascot Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for George Bush Intercontinental Airport (IAH) to Mascot Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Houston Airport to Kingsford Smith Intl. Airport (SYD)?
You'll have 13,900 kilometres to cover on the long-haul Houston to Sydney route. Wear comfy clothes and consider taking a pair of noise-cancelling earphones.
Which airlines fly direct from Houston Airport to SYD?
Check out the deals on offer with United Airlines (UA) if you want to travel directly from George Bush Intercontinental Airport (IAH) to Mascot Airport. This airline operates 13 flights every month, so you're sure to find one that suits your schedule.
Are George Bush Intercontinental Airport (IAH) to Kingsford Smith Intl. Airport (SYD) flight tickets cheaper when they're purchased at the last minute?
It is possible to nab amazing last-minute deals from IAH to Kingsford Smith Intl. Airport (SYD), but there's no guarantee. As many airlines release prices up to a year in advance, it's worth keeping an eye on fares early and being ready to pounce when you see a bargain. Expedia compares carrier prices and updates flight deals all the time, so you can be sure you're always getting the latest offers.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Kingsford Smith Intl.
Return price
฿47,625
Distance
13755 km

Book with confidence

Perfect flights from Houston to Sydney

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Houston to Sydney. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible George Bush Intercontinental to Kingsford Smith Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿27,865 and roundtrip prices from ฿47,625. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Kingsford Smith Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Sydney.
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