$842 Cheap Qantas Airways flights Houston (IAH) to Sydney (SYD)

View $842 flight on Mon, Jun 8, 2026Opens in a new window

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$842 Cheap Qantas Airways flights Houston (IAH) to Sydney (SYD)

Prices were available within the past 7 days and start at $842 for one-way flights and $1,442 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qantas Airways
Wed, Nov 19 - Wed, Nov 26
IAH
Houston
SYD
Sydney
$1,442 Roundtrip, found 12 hours ago
$1,442
Roundtrip
found 12 hours ago
Select Qantas Airways flight, departing Wed, Nov 19 from Houston to Sydney, returning Wed, Nov 26, priced at $1,442 found 12 hours ago
Flights from Houston (IAH) to Sydney (SYD)
Origin airport
George Bush Intercontinental
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, Air New Zealand, Air Tahiti Nui, Alaska Airlines, All Nippon Airways, American Airlines, British Airways, Cathay Pacific, Delta, Emirates, Japan Airlines, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, Turkish Airlines, United
Popular airline
Air New Zealand
Distance
8597 mi

Frequently asked questions

How much is a Qantas flight from George Bush Intercontinental Airport (IAH) to Kingsford Smith Intl. Airport (SYD)?
Finding cheap one-way Qantas flights from IAH to SYD from $842 on Expedia is simple — just filter by "Price (lowest to highest)." Or check out our budget-friendly round-trip fares from $1,442 for your next exciting adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from IAH to SYD with Qantas?
May is one of the least expensive months to jet away to Sydney with Qantas. You could also find great deals on return and one-way fares in August.
What is the cheapest time to book flights from George Bush Intercontinental Airport (IAH) to Kingsford Smith Intl. Airport (SYD) with Qantas?
Check for Qantas flights from IAH to SYD about one month before you want to leave. The most affordable time to book an international flight is usually 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. Regardless of ticket type or itinerary, the best day of the week to book international airfare is usually Sunday. Friday can be the most expensive. Passengers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Qantas fly nonstop from George Bush Intercontinental Airport (IAH) to Kingsford Smith Intl. Airport (SYD)?
Simply enter your dates, click search and use the "Nonstop" filter on Expedia to find any direct flights from IAH to SYD with Qantas or other airlines.
What is the earliest Qantas flight from IAH to SYD?
Find Qantas's earliest flights from IAH to SYD by selecting our "Morning" and "Early Morning" filters. Not only will you get to your destination sooner, early departures also have a 20% less chance of being canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Qantas fly into in Sydney?
Catch a Qantas flight from George Bush Intercontinental Airport (IAH) to Sydney, and you'll most likely arrive at Kingsford Smith Intl. Airport (SYD). This is the airline's main hub in this destination.
What kind of luggage can I take on a Qantas flight from George Bush Intercontinental Airport (IAH) to Kingsford Smith Intl. Airport (SYD)?
Qantas allows travelers to bring 1 checked-in bag weighing up to 66 lb with dimensions not exceeding 62 inches on standard economy flights from IAH to SYD. Additionally, you can bring 1 cabin bag with you in the cabin. This hand luggage must not exceed 22 inches x 9 inches x 14 inches and be no heavier than 22 lb. Baggage rules can differ based on the fare type and cabin class, so check your booking or Qantas's website to avoid any extra fees at the airport.
Why fly with Qantas from IAH to SYD?
Flying from IAH to SYD with Qantas comes with a variety of perks, such as top-tier customer service and a 4-star airline rating. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to redeem on select future travel purchases. That's in addition to the Qantas Frequent Flyer points you can earn with Qantas.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Qantas flight from George Bush Intercontinental Airport (IAH) to Kingsford Smith Intl. Airport (SYD)?
Changes are typically free within 24 hours of booking, but your airline may add a charge after that time. For further details about modifying your flights, go to your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to change your plans without being charged, apply the "No cancel fee" or "Changes included" filter when planning your next break.

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*Available to One Key members.