Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Australia to Houston George Bush Intcntl Airport from $833

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — IAH
23 Mar — 30 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to George Bush Intcntl

Enter your travel dates to find the best prices.

Cheapest flights from Australia to George Bush Intcntl
Explore the most affordable flight options available from Australia to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2026.

Tue 17/306:00
SYD
-
IAH
2 stops34h 11m
Multiple Airlines
Tue 24/316:22
IAH
-
SYD
2 stops28h 13m
Multiple Airlines
Deal found 19/2$1,162
Thu 5/311:20
SYD
-
IAH
2 stops24h 26m
Air Canada
Tue 17/309:37
IAH
-
SYD
1 stop30h 58m
Air Canada
Deal found 19/2$1,259
Thu 19/314:00
SYD
-
IAH
2 stops25h 54m
Multiple Airlines
Fri 27/316:04
IAH
-
SYD
2 stops38h 01m
Multiple Airlines
Deal found 17/2$1,271
Wed 21/1010:20
SYD
-
IAH
2 stops49h 32m
Air Canada
Fri 6/1117:25
IAH
-
SYD
1 stop23h 10m
Air Canada
Deal found 19/2$1,303
Mon 10/809:20
SYD
-
IAH
1 stop21h 26m
Air Canada
Sat 22/810:00
IAH
-
SYD
2 stops54h 20m
Air Canada
Deal found 19/2$1,312
Wed 18/219:40
BNE
-
IAH
2 stops57h 59m
American Airlines
Sat 21/212:21
IAH
-
BNE
1 stop26h 09m
American Airlines
Deal found 17/2$1,351
Tue 12/510:55
MEL
-
IAH
2 stops24h 47m
United Airlines
Tue 26/519:35
IAH
-
MEL
1 stop21h 40m
United Airlines
Deal found 21/2$1,394
Wed 4/310:10
MEL
-
IAH
2 stops25h 16m
Delta
Mon 8/611:50
IAH
-
MEL
2 stops29h 00m
Delta
Deal found 20/2$1,404
Fri 6/313:00
MEL
-
IAH
1 stop26h 43m
United Airlines
Mon 1/619:35
IAH
-
MEL
1 stop21h 40m
United Airlines
Deal found 20/2$1,444
Mon 2/312:00
MEL
-
IAH
1 stop24h 11m
American Airlines
Mon 16/316:36
IAH
-
MEL
1 stop20h 24m
American Airlines
Deal found 17/2$1,449
Sun 1/310:10
MEL
-
IAH
1 stop21h 01m
Delta
Tue 2/619:56
IAH
-
MEL
2 stops44h 54m
Delta
Deal found 20/2$1,453
Thu 5/312:00
MEL
-
IAH
1 stop24h 11m
Qantas Airways
Mon 8/614:04
IAH
-
MEL
1 stop23h 56m
Qantas Airways
Deal found 20/2$1,459

Find flight deals from Australia to George Bush Intcntl

Keep the following information in mind while searching for Australia to George Bush Intcntl flight deals. Data was last updated 21 February 2026.

Round-trip from

$1,162

One-way from

$833

Popular in

January

Cheapest in

October

Average price

$1,570

Good round-trip deal

$1,909 or less

Good one-way deal

$1,114 or less
17/3-24/3
  • 17/3-24/3
  • 4 total stops
  • 62h 24m total
  • Australia to Houston
Search Deals
5/5
  • 5/5
  • 3 total stops
  • 39h 40m total
  • Australia to Houston
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($246 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($47 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Australia to Houston George Bush Intcntl.
Search Deals
Price to beat on a one-way flight from Australia to Houston George Bush Intcntl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Australia to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 21 February 2026.
Use the filters below to find and compare flights from Australia to Houston George Bush Intcntl Airport that are best for you.

Fly from

Australia

Fly to

George Bush Intcntl

Route

Depart

Return

Price

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 28/4

09:20-16:24

1 stop22h 04m

Houston George Bush Intcntl

Sun 10/5

16:45-07:20

1 stop23h 35m

$1,370

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 14/5

09:20-22:51

2 stops28h 31m

Houston George Bush Intcntl

Fri 12/6

07:20-07:20

2 stops33h 00m

$1,381

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 17/3

11:20-17:56

2 stops22h 36m

Houston George Bush Intcntl

Sun 17/5

12:19-07:30

2 stops28h 11m

$1,393

MelbourneHouston

MEL - IAH

MELIAH

Melbourne

Tue 3/3

13:00-19:05

2 stops23h 05m

Houston George Bush Intcntl

Tue 2/6

19:35-08:15

1 stop21h 40m

$1,394

MelbourneHouston

MEL - IAH

MELIAH

Melbourne

Wed 4/3

11:30-16:58

2 stops22h 28m

Houston George Bush Intcntl

Wed 3/6

16:25-07:30

2 stops24h 05m

$1,394

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 17/3

11:20-19:11

1 stop23h 51m

Houston George Bush Intcntl

Tue 24/3

19:42-09:00

1 stop21h 18m

$1,394

MelbourneHouston

MEL - IAH

MELIAH

Melbourne

Thu 5/3

11:30-15:08

1 stop20h 38m

Houston George Bush Intcntl

Mon 1/6

20:15-07:30

1 stop20h 15m

$1,394

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 18/3

11:50-11:25

Nonstop15h 35m

Houston George Bush Intcntl

Wed 25/3

21:30-07:00

Nonstop17h 30m

$1,397

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 17/3

11:50-11:25

Nonstop15h 35m

Houston George Bush Intcntl

Tue 24/3

21:30-07:00

Nonstop17h 30m

$1,397

MelbourneHouston

MEL - IAH

MELIAH

Melbourne

Fri 22/5

09:30-19:10

2 stops24h 40m

Houston George Bush Intcntl

Sat 20/6

22:09-08:15

1 stop43h 06m

$1,444

Flights are sorted by cheapest return flights first.

Deals found on 17/2

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Australia to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Australia with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Australia to Houston George Bush Intcntl Airport

What is the cheapest month to book a flight from Australia to Houston George Bush Intcntl Airport?

Currently, March is the cheapest month in which you can book a flight from Australia to Houston George Bush Intcntl Airport (average of $653). Flying from Australia to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $1,329). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from AU to IAH?

Find hourly flight availability from Australia to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Australia to Houston George Bush Intcntl Airport as you normally would.

Weekly flight availability from Australia to Houston George Bush Intcntl Airport

Explore weekly flight availability from Australia to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 February 2026.

The most flights from AU0 to IAH are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated 21 February 2026.
Get a feel of what it's like to fly with ANA, Air New Zealand, andQantas Airways from Australia to Houston George Bush Intcntl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very Good
1,097 reviews
Check prices

Comfort

8.2

Overall

8.4

Boarding

8.5

Crew

8.7

Food

7.8

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

OKA - HND

food is good international entertainment is best but not in okinwa to tokyo.
ANA
8.4
Very Good
1,097 reviews
ANA
8.4
Very Good
1,097 reviews
Check prices

Comfort

8.2

Overall

8.4

Boarding

8.5

Crew

8.7

Food

7.8

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

OKA - HND

food is good international entertainment is best but not in okinwa to tokyo.
Air New Zealand
8.0
Very Good
590 reviews
ANA
8.4
Very Good
1,097 reviews
Check prices

Comfort

8.2

Overall

8.4

Boarding

8.5

Crew

8.7

Food

7.8

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

OKA - HND

food is good international entertainment is best but not in okinwa to tokyo.
Qantas Airways
7.5
Good
995 reviews
ANA
8.4
Very Good
1,097 reviews
Check prices

Comfort

8.2

Overall

8.4

Boarding

8.5

Crew

8.7

Food

7.8

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

OKA - HND

food is good international entertainment is best but not in okinwa to tokyo.
United Airlines
7.4
Good
9,334 reviews
ANA
8.4
Very Good
1,097 reviews
Check prices

Comfort

8.2

Overall

8.4

Boarding

8.5

Crew

8.7

Food

7.8

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

OKA - HND

food is good international entertainment is best but not in okinwa to tokyo.
Air Canada
7.1
Good
10,734 reviews
ANA
8.4
Very Good
1,097 reviews
Check prices

Comfort

8.2

Overall

8.4

Boarding

8.5

Crew

8.7

Food

7.8

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

OKA - HND

food is good international entertainment is best but not in okinwa to tokyo.

Related info for your journey

Find useful and relevant information for your journey from Australia to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Australia to Houston George Bush Intcntl Airport?

    Airlines like Air Canada, American Airlines, and United Airlines fly from Australia to Houston George Bush Intcntl Airport in about 20h 38m. The time it takes to get you to your destination can typically vary by up to 1h 58m. The distance between Australia and Houston George Bush Intcntl Airport is about 14474 km. This flight may include one or multiple stops.

  • What are the most popular routes from Australia to Houston George Bush Intcntl Airport?

    The most popular flight routes from Australia to Houston George Bush Intcntl Airport are Sydney Kingsford Smith - Houston George Bush Intcntl, Melbourne - Houston George Bush Intcntl and Perth - Houston George Bush Intcntl.

  • What are the most reliable airlines from Australia to Houston George Bush Intcntl Airport?

    Before booking your flight to Houston George Bush Intcntl Airport from Australia, have a look at the most reliable airlines to get you to your destination on time: Virgin Australia (75%), United Airlines (75%), Lufthansa( 75%).

  • What are the cheapest flights from Australia to Houston George Bush Intcntl Airport?

    While on average a flight from Australia to Houston George Bush Intcntl Airport is generally $1,813, our data shows the cheapest flight currently is $1,114. When looking at the most popular route, (Sydney Kingsford Smith - Houston George Bush Intcntl), you can expect to pay $1,405 for that flight.

  • Can I find deals for flights from Australia to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Australia to George Bush Intcntl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Australia to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to George Bush Intcntl.

  • Can I find deals for business class flights from Australia to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Australia to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Australia to Houston George Bush Intcntl Airport?

    Currently, March is the cheapest month in which you can book a flight from Australia to Houston George Bush Intcntl Airport (average of $653). Flying from Australia to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $1,329). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Australia to George Bush Intcntl on these airlines

Choose from the following airlines for your flight from Australia to George Bush Intcntl. Flights are based on user searches made on Cheapflights and were last updated on 21 February 2026.
United Airlines flights from Australia to Houston George Bush Intcntl

Top 7 airlines flying from Australia to George Bush Intcntl

Discover the top 7 airlines that operate flights from Australia to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 21 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$617Average$1,360FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,211Average$1,530FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,286Average$1,573FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
United AirlinesCheapest$1,388Average$2,099FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
ANACheapest$1,505Average$1,653FlexibilityNo cancel feeOn-time80%
Search ANA flights
Virgin AustraliaCheapest$1,798Average$2,512FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Qatar AirwaysCheapest$2,151Average$2,391FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Australia to George Bush Intcntl?

When you search for this flight from Australia to George Bush Intcntl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Australia to George Bush Intcntl?

Cheapflights simply makes it quick and affordable to book flights from Australia to George Bush Intcntl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Australia to George Bush Intcntl with no change fees?

Yes! Cheapflights helps users easily find flights from Australia to George Bush Intcntl with no change fees.

Can Cheapflights notify me if prices for flights from Australia to George Bush Intcntl become cheaper?

Of course! You can now track prices for flights from Australia to George Bush Intcntl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.