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Cheap flights from Houston George Bush Intcntl Airport to Australia from $849

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SYD
3 Apr — 10 Apr1
1 adult

Cheap flight deals from George Bush Intcntl to Australia

Keep the following information in mind while searching for George Bush Intcntl to Australia flight deals. Data was last updated 29 March 2025.

Round-trip from

$1,468

One-way from

$849

Popular in

December

Cheapest in

April

Average price

$1,441
American Airlines
  • American Airlines
  • 3/8-10/8
  • 4 total stops
  • 53h 37m total
  • Houston to Australia
Search Deals
12/4
  • 12/4
  • 2 total stops
  • 26h 19m total
  • Houston to Australia
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($665 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($139 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from George Bush Intcntl to Australia

Cheapest flights from George Bush Intcntl to Australia
Explore the most affordable flight options available from George Bush Intcntl to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 March 2025.

Sun 3/812:05IAH - BNE
2 stops26h 20mAmerican Airlines
Sun 10/820:05BNE - IAH
2 stops27h 17mAmerican Airlines
Deal found 28/3$1,468
Tue 20/519:37IAH - MEL
2 stops32h 43mMultiple Airlines
Thu 5/607:30MEL - IAH
2 stops27h 40mMultiple Airlines
Deal found 28/3$1,564
Wed 3/910:00IAH - SYD
2 stops30h 20mAir Canada
Wed 17/909:20SYD - IAH
2 stops43h 09mAir Canada
Deal found 28/3$1,611
Sat 1/1120:29IAH - SYD
2 stops24h 01mFiji Airways
Thu 20/1114:00SYD - IAH
2 stops23h 05mFiji Airways
Deal found 27/3$1,630
Tue 29/408:52IAH - SYD
3 stops46h 18mMultiple Airlines
Mon 5/516:20SYD - IAH
3 stops45h 22mMultiple Airlines
Deal found 27/3$1,656
Tue 12/821:55IAH - SYD
1 stop19h 50mAir New Zealand
Tue 19/809:55SYD - IAH
1 stop21h 20mAir New Zealand
Deal found 28/3$1,756
Wed 30/721:55IAH - MEL
1 stop21h 55mAir New Zealand
Wed 6/808:35MEL - IAH
1 stop22h 40mAir New Zealand
Deal found 28/3$1,839
Sun 25/516:55IAH - MEL
2 stops29h 25mAir Canada
Tue 3/620:30MEL - IAH
2 stops34h 19mAir Canada
Deal found 28/3$1,897
Thu 21/820:31IAH - MEL
2 stops24h 29mFiji Airways
Thu 28/813:30MEL - IAH
2 stops21h 28mFiji Airways
Deal found 28/3$1,936
Sat 29/320:15IAH - BNE
2 stops23h 05mFiji Airways
Sat 5/411:35BNE - IAH
2 stops25h 26mFiji Airways
Deal found 28/3$1,936
Fri 7/1116:40IAH - SYD
2 stops24h 10mQantas Airways
Thu 20/1111:15SYD - IAH
1 stop21h 55mQantas Airways
Deal found 27/3$2,009
Tue 15/721:55IAH - BNE
1 stop19h 35mAir New Zealand
Tue 29/712:15BNE - IAH
1 stop19h 00mAir New Zealand
Deal found 28/3$2,045

Cheapflights Fare Finder

Customise your flight search to find flights from George Bush Intcntl to Australia 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 29 March 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Australia that are best for you.

Fly from

George Bush Intcntl

Fly to

Australia

Route

Depart

Return

Price

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Sun 3/8

12:05-05:25

2 stops26h 20m

Brisbane

Sun 10/8

20:05-08:22

2 stops27h 17m

$1,468

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Tue 20/5

19:37-19:20

2 stops32h 43m

Melbourne

Thu 5/6

07:30-20:10

2 stops27h 40m

$1,564

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 3/9

16:35-07:20

1 stop23h 45m

Sydney Kingsford Smith

Wed 17/9

09:20-13:29

2 stops43h 09m

$1,611

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 8/4

20:27-11:45

2 stops24h 18m

Sydney Kingsford Smith

Tue 24/6

13:15-22:02

2 stops23h 47m

$1,627

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 12/8

20:31-11:45

2 stops24h 14m

Sydney Kingsford Smith

Tue 19/8

13:15-19:58

2 stops21h 43m

$1,630

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 12/8

21:55-08:45

1 stop19h 50m

Sydney Kingsford Smith

Tue 19/8

09:55-16:15

1 stop21h 20m

$1,756

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 30/7

21:55-10:50

1 stop21h 55m

Melbourne

Wed 6/8

08:35-16:15

1 stop22h 40m

$1,839

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Mon 26/5

16:55-13:20

2 stops29h 25m

Melbourne

Wed 11/6

06:00-15:49

2 stops24h 49m

$1,894

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Thu 21/8

20:31-12:00

2 stops24h 29m

Melbourne

Thu 28/8

13:30-19:58

2 stops21h 28m

$1,936

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Tue 15/7

21:55-08:30

1 stop19h 35m

Brisbane

Tue 29/7

12:15-16:15

1 stop19h 00m

$2,045

Flights are sorted by cheapest return flights first.

Deals found on 27/3

Showing 1-10 of 57 results
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Best time to book a flight from George Bush Intcntl to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from George Bush Intcntl 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 Houston George Bush Intcntl Airport to Australia

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

Currently, May is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Australia (average of $129). Flying from Houston George Bush Intcntl Airport to Australia in October is currently the most expensive (average of $171). 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 IAH to AU?

Find hourly flight availability from George Bush Intcntl to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 March 2025.

When flying from Houston George Bush Intcntl Airport to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Australia by month

Plan your trip to Australia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Australia ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Australia when rainfall is around 50.0 mm.

Temperature in Australia by month

Plan your trip to Australia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated 29 March 2025.
To help decide which airline to fly from Houston to Australia, see what other customers have to say about Air Tahiti Nui, EVA Air and ANA. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Food

7.8

Crew

9.1

Comfort

8.0

Boarding

8.7

Overall

8.7

Entertainment

7.2

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.7
Very Good
61 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Food

7.8

Crew

9.1

Comfort

8.0

Boarding

8.7

Overall

8.7

Entertainment

7.2

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
EVA Air
8.4
Very Good
1,169 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Food

7.8

Crew

9.1

Comfort

8.0

Boarding

8.7

Overall

8.7

Entertainment

7.2

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
ANA
8.3
Very Good
829 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Food

7.8

Crew

9.1

Comfort

8.0

Boarding

8.7

Overall

8.7

Entertainment

7.2

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Singapore Airlines
8.1
Very Good
1,285 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Food

7.8

Crew

9.1

Comfort

8.0

Boarding

8.7

Overall

8.7

Entertainment

7.2

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Fiji Airways
8.0
Very Good
182 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Food

7.8

Crew

9.1

Comfort

8.0

Boarding

8.7

Overall

8.7

Entertainment

7.2

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Related info for your journey

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

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Australia one-way?

    $874 is the cheapest one-way deal found within the past few days, from Fiji Airways. You may also be able to find cheap deals on Qantas Airways and Alaska Airlines, with prices starting from $1,241 and $1,270, respectively.

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

    While some choose either Houston George Bush Intcntl - Melbourne or Houston George Bush Intcntl - Melbourne Avalon, Houston George Bush Intcntl - Sydney Kingsford Smith is the most popular route from Houston George Bush Intcntl Airport to Australia.

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

    The top 3 most reliable airlines when flying from Houston George Bush Intcntl Airport to Australia are Virgin Australia (70%), United Airlines (70%) and Lufthansa (70%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Australia 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 Houston George Bush Intcntl Airport to Australia?

    Currently, May is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Australia (average of $129). Flying from Houston George Bush Intcntl Airport to Australia in October is currently the most expensive (average of $171). 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

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Top airline flying from George Bush Intcntl to Australia

Discover the top airline that operate flights from George Bush Intcntl to Australia. 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 29 March 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$2,202Average$2,498FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Australia from George Bush Intcntl.

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

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