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$480+ Cheap flights from George Bush Intcntl (IAH) to Australia

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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SYD
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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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 April 29, 2025.

Round-trip from

$962
(StudentUniverse)

One-way from

$480
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,051

Good round-trip deal

$1,491 or less
From Houston George Bush Intcntl to Australia
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One-way flight from Houston George Bush Intcntl to Australia
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Highest demand for flights based on searches. 18% potential increase in price ($275 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Houston George Bush Intcntl to Australia.
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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 April 29, 2025.

This StudentUniverse deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/109:55 pmIAH - SYD
1 stop21h 40mAir New Zealand
Wed 9/2411:50 amSYD - IAH
1 stop19h 25mAir New Zealand
Deal found 4/29$962
This StudentUniverse deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/309:55 pmIAH - MEL
1 stop21h 55mAir New Zealand
Wed 8/612:05 pmMEL - IAH
1 stop19h 10mAir New Zealand
Deal found 4/28$981
This StudentUniverse deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/137:37 pmIAH - SYD
2 stops25h 08mFiji Airways
Tue 5/201:15 pmSYD - IAH
2 stops23h 42mFiji Airways
Deal found 4/29$987
This oojo deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/258:29 pmIAH - BNE
2 stops22h 56mFiji Airways
Sat 11/111:25 amBNE - IAH
2 stops23h 40mFiji Airways
Deal found 4/28$1,050
This Mytrip deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/47:20 amIAH - SYD
3 stops40h 20mMultiple Airlines
Sun 9/146:00 amSYD - IAH
2 stops33h 19mMultiple Airlines
Deal found 4/29$1,118
This oojo deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/207:37 pmIAH - MEL
2 stops32h 43mMultiple Airlines
Thu 6/57:30 amMEL - IAH
2 stops27h 40mMultiple Airlines
Deal found 4/28$1,247
This Gurufare deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/258:29 pmIAH - BNE
2 stops22h 56mMultiple Airlines
Sat 11/110:35 pmBNE - IAH
1 stop38h 15mMultiple Airlines
Deal found 4/28$1,251
This FlightHub deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/127:31 pmIAH - ADL
2 stops25h 34mFiji Airways
Thu 6/1912:35 pmADL - IAH
2 stops22h 05mFiji Airways
Deal found 4/29$1,303
This Gurufare deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/118:09 pmIAH - PER
2 stops54h 51mAir New Zealand
Tue 11/116:50 pmPER - IAH
1 stop33h 15mAir New Zealand
Deal found 4/29$1,339
This StudentUniverse deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/17:55 pmIAH - SYD
1 stop20h 10mQantas Airways
Tue 7/89:10 amSYD - IAH
1 stop25h 12mQantas Airways
Deal found 4/28$1,349
This Air Canada deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/184:32 pmIAH - SYD
2 stops47h 48mAir Canada
Tue 9/309:20 amSYD - IAH
3 stops49h 22mAir Canada
Deal found 4/29$1,376
This FlightHub deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/269:30 pmIAH - ADL
2 stops45h 50mAir New Zealand
Mon 1/57:05 amADL - IAH
2 stops33h 24mAir New Zealand
Deal found 4/29$1,377

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated April 29, 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

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 9/10

9:55 pm-10:35 am

1 stop21h 40m

Sydney Kingsford Smith

Wed 9/24

11:50 am-4:15 pm

1 stop19h 25m

$962

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 7/30

9:55 pm-10:50 am

1 stop21h 55m

Melbourne

Wed 8/6

12:05 pm-4:15 pm

1 stop19h 10m

$981

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 5/13

7:37 pm-11:45 am

2 stops25h 08m

Sydney Kingsford Smith

Tue 5/20

1:15 pm-9:57 pm

2 stops23h 42m

$987

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Sat 10/25

8:29 pm-10:25 am

2 stops22h 56m

Brisbane

Sat 11/1

11:25 am-8:05 pm

2 stops23h 40m

$1,050

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Thu 9/4

7:20 am-2:40 pm

3 stops40h 20m

Sydney Kingsford Smith

Sun 9/14

6:00 am-12:19 am

2 stops33h 19m

$1,118

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Tue 5/20

7:37 pm-7:20 pm

2 stops32h 43m

Melbourne

Thu 6/5

7:30 am-8:10 pm

2 stops27h 40m

$1,247

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Sat 10/25

8:29 pm-10:25 am

2 stops22h 56m

Brisbane

Sat 11/1

10:35 pm-9:50 pm

1 stop38h 15m

$1,251

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Thu 6/12

7:31 pm-11:35 am

2 stops25h 34m

Adelaide

Thu 6/19

12:35 pm-8:10 pm

2 stops22h 05m

$1,303

HoustonPerth

IAH - PER

IAHPER

Houston George Bush Intcntl

Sat 10/11

8:09 pm-4:00 pm

2 stops54h 51m

Perth

Tue 11/11

6:50 pm-2:05 pm

1 stop33h 15m

$1,339

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 7/1

7:55 pm-7:05 am

1 stop20h 10m

Sydney Kingsford Smith

Tue 7/8

9:10 am-7:22 pm

1 stop25h 12m

$1,349

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 60 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 round-trip 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, March is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Australia (average of $1,043). Flying from Houston George Bush Intcntl Airport to Australia in December is currently the most expensive (average of $1,643). 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 April 29, 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 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Australia when rainfall is around 2.0 in.

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 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

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 April 29, 2025.
See what other customers who have flown with Air Tahiti Nui, EVA Air and Korean Air from Houston to Australia have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.8
Very good
62 reviews

Crew

9.1

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Food

7.8

Overall

8.8

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
8.8
Very good
62 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Crew

9.1

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Food

7.8

Overall

8.8

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
1,186 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Crew

9.1

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Food

7.8

Overall

8.8

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.
Korean Air
8.4
Very good
1,066 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Crew

9.1

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Food

7.8

Overall

8.8

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
855 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Crew

9.1

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Food

7.8

Overall

8.8

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
8.1
Very good
190 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Crew

9.1

Boarding

8.7

Comfort

8.1

Entertainment

7.3

Food

7.8

Overall

8.8

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?

    The cheapest airline one-way is Fiji Airways, with whom users have recently found tickets for as low as $542. However, be on the lookout for offers from Air New Zealand and Qantas Airways, as they are both options that can get you from Houston George Bush Intcntl Airport to Australia for a low price.

  • 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 - Brisbane, 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?

    Consider Virgin Australia (78%), United Airlines (78%) or Lufthansa (78%) when booking your flight. These represent the most reliable airlines when flying from Houston George Bush Intcntl Airport to Australia.

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

    Looking for the cheapest flight from Houston George Bush Intcntl Airport to Australia? While on average our users pay $2,093, our data indicates the cheapest price to be $1,439. The most popular route (Houston George Bush Intcntl - Sydney Kingsford Smith), is priced around $945.

  • 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 vacation 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, March is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Australia (average of $1,043). Flying from Houston George Bush Intcntl Airport to Australia in December is currently the most expensive (average of $1,643). 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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Alternative routes for George Bush Intcntl to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from George Bush Intcntl to Australia

Discover the top 7 airlines 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 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$675Average$1,091FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$685Average$1,047FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$783Average$1,450FlexibilityNo cancel feeOn-time78%
DeltaCheapest$847Average$1,034FlexibilityNo cancel feeOn-timeN/A
Fiji AirwaysCheapest$868Average$1,833FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$884Average$1,741FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$962Average$1,251FlexibilityNo cancel feeOn-time67%

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