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$431+ 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 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SYD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$999
(oojo)

One-way from

$447
(Delta)

Popular in

December

Cheapest in

March

Average price

$1,196

Good round-trip deal

$1,493 or less

Good one-way deal

$911 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. 20% potential increase in price ($304 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Houston George Bush Intcntl to Australia.
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Price to beat on a one-way 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 June 12, 2025.

This oojo deal was found by Cheapflights users on 6/10. 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.
Wed 8/69:55 pmIAH - MEL
1 stop21h 55mAir New Zealand
Wed 8/1312:05 pmMEL - IAH
1 stop19h 10mAir New Zealand
Deal found 6/10$999
This Air Canada deal was found by Cheapflights users on 6/11. 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.
Tue 9/29:44 amIAH - MEL
2 stops35h 36mAir Canada
Fri 9/126:00 amMEL - IAH
2 stops24h 42mAir Canada
Deal found 6/11$1,026
This oojo deal was found by Cheapflights users on 6/10. 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 8/59:55 pmIAH - BNE
1 stop22h 05mAir New Zealand
Tue 8/199:45 amBNE - IAH
1 stop21h 30mAir New Zealand
Deal found 6/10$1,044
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Fri 10/245:45 amIAH - SYD
2 stops34h 35mMultiple Airlines
Tue 11/46:00 amSYD - IAH
2 stops35h 19mMultiple Airlines
Deal found 6/10$1,057
This Gurufare deal was found by Cheapflights users on 6/10. 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.
Wed 7/309:55 pmIAH - SYD
1 stop19h 50mAir New Zealand
Sat 8/96:20 pmSYD - IAH
1 stop36h 55mAir New Zealand
Deal found 6/10$1,075
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/84:00 pmIAH - SYD
1 stop23h 35mDelta
Mon 10/2010:25 amSYD - IAH
1 stop29h 05mDelta
Deal found 6/12$1,076
This FlightHub deal was found by Cheapflights users on 6/9. 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.
Sat 8/166:50 pmIAH - SYD
2 stops25h 55mFiji Airways
Sat 8/301:45 pmSYD - IAH
2 stops21h 21mFiji Airways
Deal found 6/9$1,082
This Air Canada deal was found by Cheapflights users on 6/11. 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.
Wed 9/2410:00 amIAH - SYD
3 stops54h 20mAir Canada
Thu 10/29:20 amSYD - IAH
2 stops43h 11mAir Canada
Deal found 6/11$1,101
This Orbitz deal was found by Cheapflights users on 6/12. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/224:25 pmIAH - BNE
1 stop24h 15mAir Canada
Sat 11/2910:45 amBNE - IAH
2 stops37h 47mAir Canada
Deal found 6/12$1,103
This FlightHub deal was found by Cheapflights users on 6/10. 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 10/269:05 pmIAH - ADL
2 stops42h 40mAir New Zealand
Sun 1/46:15 pmADL - IAH
2 stops36h 20mAir New Zealand
Deal found 6/10$1,113
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Tue 8/58:30 pmIAH - BNE
3 stops47h 05mMultiple Airlines
Tue 8/197:00 amBNE - IAH
3 stops32h 19mMultiple Airlines
Deal found 6/10$1,146
This Travelocity deal was found by Cheapflights users on 6/12. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/104:55 pmIAH - MEL
2 stops26h 40mMultiple Airlines
Wed 9/248:30 pmMEL - IAH
3 stops40h 39mMultiple Airlines
Deal found 6/12$1,158

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 June 12, 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

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 8/6

9:55 pm-10:50 am

1 stop21h 55m

Melbourne

Wed 8/13

12:05 pm-4:15 pm

1 stop19h 10m

$999

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Tue 9/2

9:44 am-12:20 pm

2 stops35h 36m

Melbourne

Fri 9/12

6:00 am-3:42 pm

2 stops24h 42m

$1,026

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Tue 8/5

9:55 pm-11:00 am

1 stop22h 05m

Brisbane

Tue 8/19

9:45 am-4:15 pm

1 stop21h 30m

$1,044

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Fri 10/24

5:45 am-8:20 am

2 stops34h 35m

Sydney Kingsford Smith

Tue 11/4

6:00 am-12:19 am

2 stops35h 19m

$1,057

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 7/30

9:55 pm-8:45 am

1 stop19h 50m

Sydney Kingsford Smith

Sat 8/9

6:20 pm-4:15 pm

1 stop36h 55m

$1,075

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 10/8

4:00 pm-7:35 am

1 stop23h 35m

Sydney Kingsford Smith

Mon 10/20

10:25 am-11:30 pm

1 stop29h 05m

$1,076

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sat 8/16

6:50 pm-11:45 am

2 stops25h 55m

Sydney Kingsford Smith

Sat 8/30

1:45 pm-8:06 pm

2 stops21h 21m

$1,082

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 9/24

10:00 am-7:20 am

3 stops54h 20m

Sydney Kingsford Smith

Thu 10/2

9:20 am-1:31 pm

2 stops43h 11m

$1,101

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Sat 11/22

4:25 pm-8:40 am

1 stop24h 15m

Brisbane

Sat 11/29

10:45 am-8:32 am

2 stops37h 47m

$1,103

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Sun 10/26

9:05 pm-7:15 am

2 stops42h 40m

Adelaide

Sun 1/4

6:15 pm-2:05 pm

2 stops36h 20m

$1,113

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 59 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 $1,041). Flying from Houston George Bush Intcntl Airport to Australia in December is currently the most expensive (average of $1,635). 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 June 12, 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 June 12, 2025.
See what other customers who have flown with Air Tahiti Nui, EVA Air and ANA 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
8.7
Very good
64 reviews

Food

7.8

Boarding

8.7

Comfort

8.1

Overall

8.7

Entertainment

7.3

Crew

9.0

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
64 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Food

7.8

Boarding

8.7

Comfort

8.1

Overall

8.7

Entertainment

7.3

Crew

9.0

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
1,202 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Food

7.8

Boarding

8.7

Comfort

8.1

Overall

8.7

Entertainment

7.3

Crew

9.0

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
882 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Food

7.8

Boarding

8.7

Comfort

8.1

Overall

8.7

Entertainment

7.3

Crew

9.0

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
194 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Food

7.8

Boarding

8.7

Comfort

8.1

Overall

8.7

Entertainment

7.3

Crew

9.0

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.
Emirates
8.1
Very good
3,264 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Food

7.8

Boarding

8.7

Comfort

8.1

Overall

8.7

Entertainment

7.3

Crew

9.0

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 Delta, with whom users have recently found tickets for as low as $447. However, be on the lookout for offers from Fiji Airways and Air New Zealand, 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 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 $1,227, our data indicates the cheapest price to be $895. The most popular route (Houston George Bush Intcntl - Sydney Kingsford Smith), is priced around $836.

  • 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 $1,041). Flying from Houston George Bush Intcntl Airport to Australia in December is currently the most expensive (average of $1,635). 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.

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$675Average$1,066FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$685Average$1,024FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$783Average$1,359FlexibilityNo cancel feeOn-time78%
DeltaCheapest$830Average$1,015FlexibilityNo cancel feeOn-timeN/A
Fiji AirwaysCheapest$868Average$1,161FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$962Average$1,239FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$974Average$1,770FlexibilityNo cancel feeOn-time69%

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