S$1,208 Cheap Flights from Houston to Sydney

View S$1,208 flight on Sun, 16 Nov, 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 to Sydney (IAH-SYD)

Prices were available within the past 7 days and start at S$1,208 for one-way flights and S$1,664 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air New Zealand
Sun, 16 Nov - Mon, 1 Dec
IAH
Houston
SYD
Sydney
S$1,664 Return, found 13 hours ago
S$1,664
Return
found 13 hours ago
Select Air New Zealand flight, departing Sun, 16 Nov from Houston to Sydney, returning Mon, 1 Dec, priced at S$1,664 found 13 hours ago
Air New Zealand
Sun, 16 Nov - Mon, 1 Dec
IAH
Houston
SYD
Sydney
S$1,693 Return, found 13 hours ago
S$1,693
Return
found 13 hours ago
Select Air New Zealand flight, departing Sun, 16 Nov from Houston to Sydney, returning Mon, 1 Dec, priced at S$1,693 found 13 hours ago
Air New Zealand
Sun, 16 Nov - Mon, 1 Dec
IAH
Houston
SYD
Sydney
S$1,794 Return, found 13 hours ago
S$1,794
Return
found 13 hours ago
Select Air New Zealand flight, departing Sun, 16 Nov from Houston to Sydney, returning Mon, 1 Dec, priced at S$1,794 found 13 hours ago
Air New Zealand
Sun, 16 Nov - Mon, 1 Dec
IAH
Houston
SYD
Sydney
S$1,823 Return, found 13 hours ago
S$1,823
Return
found 13 hours ago
Select Air New Zealand flight, departing Sun, 16 Nov from Houston to Sydney, returning Mon, 1 Dec, priced at S$1,823 found 13 hours ago
Air New Zealand
Sun, 16 Nov - Mon, 1 Dec
IAH
Houston
SYD
Sydney
S$1,830 Return, found 13 hours ago
S$1,830
Return
found 13 hours ago
Select Air New Zealand flight, departing Sun, 16 Nov from Houston to Sydney, returning Mon, 1 Dec, priced at S$1,830 found 13 hours ago
Air New Zealand
Sun, 16 Nov - Mon, 1 Dec
IAH
Houston
SYD
Sydney
S$1,859 Return, found 13 hours ago
S$1,859
Return
found 13 hours ago
Select Air New Zealand flight, departing Sun, 16 Nov from Houston to Sydney, returning Mon, 1 Dec, priced at S$1,859 found 13 hours ago
Air Canada
Sat, 25 Oct - Wed, 29 Oct
IAH
Houston
SYD
Sydney
S$2,061 Return, found 1 day ago
S$2,061
Return
found 1 day ago
Select Air Canada flight, departing Sat, 25 Oct from Houston to Sydney, returning Wed, 29 Oct, priced at S$2,061 found 1 day ago
United
Sun, 16 Nov - Mon, 1 Dec
IAH
Houston
SYD
Sydney
S$2,066 Return, found 13 hours ago
S$2,066
Return
found 13 hours ago
Select United flight, departing Sun, 16 Nov from Houston to Sydney, returning Mon, 1 Dec, priced at S$2,066 found 13 hours ago
Delta
Sun, 16 Nov - Mon, 1 Dec
IAH
Houston
SYD
Sydney
S$2,346 Return, found 13 hours ago
S$2,346
Return
found 13 hours ago
Select Delta flight, departing Sun, 16 Nov from Houston to Sydney, returning Mon, 1 Dec, priced at S$2,346 found 13 hours ago
American Airlines
Sun, 16 Nov - Mon, 1 Dec
IAH
Houston
SYD
Sydney
S$2,569 Return, found 13 hours ago
S$2,569
Return
found 13 hours ago
Select American Airlines flight, departing Sun, 16 Nov from Houston to Sydney, returning Mon, 1 Dec, priced at S$2,569 found 13 hours ago

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

February is typically the cheapest month to fly

From S$1,070 - S$2,454 per traveller.

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 S$1,664. 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

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, Air New Zealand, All Nippon Airways, American Airlines, Delta, Emirates, Qantas Airways, Qatar Airways, United
Return price
S$1,663
Distance
13755 km

Book with confidence

Book with confidence

Flights from Houston to Sydney

There are several airlines that operate frequent flights from Houston (IAH) to Sydney (SYD) including

The earliest flight leaves George Bush Intercontinental Airport at 15:35 and arrives at Kingsford Smith Intl. Airport at 06:05. The last flight of the day departs Houston at 22:15 and arrives at Sydney at 12:40.

The flight distance from Houston to Sydney is about 14488 km, the shortest flight is 18 hours 55 minutes with United Airlines."

Expedia lets you search across the largest number of airlines and Sydney flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Houston Sydney flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Houston to Sydney trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Sydney flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Houston to Sydney with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Flights from Houston to Sydney

Explore a world of travel with Expedia

Explore a world of travel with Expedia

Houston Airports

Houston

George Bush Intercontinental to Sydney
S$1,663.10
*Available to Expedia members.