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

$1,250 is the cheapest one-way deal found within the past few days, from Cathay Pacific. You may also be able to find cheap deals on Qantas Airways and Fiji Airways, with prices starting from $1,559 and $1,564, respectively. Find deals

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. Find deals

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).

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

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

How far in advance should I book a flight from Houston George Bush Intcntl Airport to Australia?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 47 days in advance, which can save you up to 26% on flights from Houston George Bush Intcntl Airport to Australia compared to booking the week you need them. Waiting 47 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $1,255. For sooner than that we have options available in the next 3 days from $2,530.

What is the cheapest month to fly from Houston George Bush Intcntl Airport to Australia?

The best pricing can be found in the month of July. Prices to Australia from Houston George Bush Intcntl Airport average $1,721. You can even find prices in July for less than $1,721, as users have found deals to Australia from as low as $1,234. The month of December appears to be one of the more expensive times to travel to Australia from Houston George Bush Intcntl Airport. Flying in the targeted month can save you up to 74%.

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.

$824+ Flights from Houston George Bush Intcntl Airport to Australia

Cheap flight deals from George Bush Intcntl to Australia

Round-trip from	$1,519
One-way from	$824
Popular in	December
Cheapest in	July
Average price	$1,729

Air New Zealand
9/2-22/2
2 total stops
39h 00m total
Houston to Australia

Search Deals

24/11
3 total stops
58h 25m total
Houston to Australia

Search Deals

Highest demand for flights based on searches. 21% potential increase in price ($695 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease ($177 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 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 15 September 2025.

Mon 3/1120:05IAH - SYD

1 stop19h 40mAir New Zealand

Sun 16/1109:55SYD - IAH

1 stop21h 10mAir New Zealand

Deal found 15/9$1,534

Tue 18/1116:20IAH - MEL

2 stops25h 35mAir New Zealand

Wed 4/208:35MEL - IAH

1 stop22h 30mAir New Zealand

Deal found 15/9$1,541

Mon 13/1016:25IAH - SYD

2 stops26h 10mAir New Zealand

Sun 26/1011:45SYD - IAH

1 stop19h 20mAir New Zealand

Deal found 15/9$1,541

Sun 26/1021:05IAH - MEL

1 stop20h 20mAir New Zealand

Sun 9/1110:35MEL - IAH

1 stop20h 30mAir New Zealand

Deal found 15/9$1,546

Sun 9/1120:05IAH - SYD

1 stop21h 25mAir New Zealand

Sun 23/1111:45SYD - IAH

1 stop19h 20mAir New Zealand

Deal found 15/9$1,547

Mon 20/1016:25IAH - SYD

2 stops24h 20mAir New Zealand

Sun 2/1113:55SYD - IAH

2 stops27h 04mAir New Zealand

Deal found 15/9$1,555

Sun 19/1007:21IAH - BNE

2 stops33h 09mAir New Zealand

Sun 2/1108:10BNE - IAH

1 stop21h 55mAir New Zealand

Deal found 15/9$1,564

Tue 4/1114:20IAH - SYD

2 stops25h 25mAir New Zealand

Tue 18/1111:45SYD - IAH

2 stops23h 46mAir New Zealand

Deal found 14/9$1,571

Wed 5/1116:20IAH - ADL

2 stops26h 05mAir New Zealand

Mon 24/1111:55ADL - IAH

2 stops28h 33mAir New Zealand

Deal found 12/9$1,573

Tue 28/1016:20IAH - MEL

2 stops26h 35mAir New Zealand

Tue 4/1112:10MEL - IAH

2 stops26h 13mAir New Zealand

Deal found 13/9$1,574

Mon 13/1016:25IAH - SYD

2 stops26h 10mAir New Zealand

Mon 20/1009:55SYD - IAH

2 stops27h 42mAir New Zealand

Deal found 15/9$1,574

Mon 3/1120:05IAH - MEL

1 stop21h 50mAir New Zealand

Tue 11/1112:10MEL - IAH

2 stops26h 13mAir New Zealand

Deal found 15/9$1,577

Best flights from George Bush Intcntl to Australia
Discover carefully curated flight deals from George Bush Intcntl to Australia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2025.

Sun 26/1021:05IAH - MEL

1 stop20h 20mAir New Zealand

Sun 9/1110:35MEL - IAH

1 stop20h 30mAir New Zealand

Deal found 15/9$1,546

Sun 19/1019:11IAH - BNE

3 stops47h 44mMultiple Airlines

Fri 31/1011:35BNE - IAH

2 stops32h 45mMultiple Airlines

Deal found 12/9$1,732

Sun 14/1206:20IAH - SYD

2 stops44h 25mAlaska Airlines

Wed 14/121:40SYD - IAH

2 stops43h 19mAlaska Airlines

Deal found 14/9$1,789

Sat 7/318:49IAH - SYD

2 stops24h 41mFiji Airways

Tue 10/306:00SYD - IAH

2 stops30h 00mFiji Airways

Deal found 15/9$2,053

Tue 17/220:25IAH - SYD

Nonstop17h 35mUnited Airlines

Wed 25/211:50SYD - IAH

Nonstop15h 35mUnited Airlines

Deal found 14/9$2,173

Wed 15/1021:00IAH - MEL

2 stops55h 25mTurkish Airlines

Wed 22/1022:20MEL - IAH

2 stops36h 45mTurkish Airlines

Deal found 15/9$2,256

Tue 3/317:25IAH - BNE

1 stop23h 20mAir Canada

Fri 6/310:45BNE - IAH

1 stop24h 17mAir Canada

Deal found 12/9$2,278

Mon 3/1118:28IAH - MEL

2 stops35h 32mCathay Pacific

Mon 10/1100:45MEL - IAH

2 stops36h 47mCathay Pacific

Deal found 15/9$2,328

Sun 22/214:18IAH - AVV

2 stops32h 32mQantas Airways

Wed 4/310:20AVV - IAH

2 stops22h 23mQantas Airways

Deal found 15/9$3,004

Tue 18/1116:20IAH - MEL

2 stops25h 35mAir New Zealand

Wed 4/212:10MEL - IAH

2 stops26h 41mAir New Zealand

Deal found 15/9$1,555

Sun 19/1007:21IAH - BNE

2 stops33h 09mAir New Zealand

Sun 2/1108:10BNE - IAH

1 stop21h 55mAir New Zealand

Deal found 15/9$1,564

Sun 14/1206:20IAH - SYD

2 stops44h 25mAlaska Airlines

Fri 9/121:40SYD - IAH

2 stops43h 19mAlaska Airlines

Deal found 13/9$1,802

Direct flights from George Bush Intcntl to Australia
Explore direct flight options from George Bush Intcntl to Australia based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 September 2025.

Sun 9/1120:25IAH - SYD

Nonstop17h 35mUnited Airlines

Sun 23/1111:50SYD - IAH

Nonstop15h 35mUnited Airlines

Deal found 15/9$2,041

Sun 2/1120:25IAH - SYD

Nonstop17h 35mUnited Airlines

Sun 16/1111:50SYD - IAH

Nonstop15h 35mUnited Airlines

Deal found 13/9$2,051

Mon 17/1120:25IAH - SYD

Nonstop17h 35mUnited Airlines

Sun 30/1111:50SYD - IAH

Nonstop15h 35mUnited Airlines

Deal found 15/9$2,173

Mon 17/1120:25IAH - SYD

Nonstop17h 35mUnited Airlines

Thu 27/1111:50SYD - IAH

Nonstop15h 35mUnited Airlines

Deal found 14/9$2,248

Sat 29/1120:25IAH - SYD

Nonstop17h 35mUnited Airlines

Sun 7/1211:50SYD - IAH

Nonstop15h 35mUnited Airlines

Deal found 14/9$2,260

Sun 11/120:25IAH - SYD

Nonstop17h 35mUnited Airlines

Wed 28/111:50SYD - IAH

Nonstop15h 35mUnited Airlines

Deal found 15/9$2,278

Mon 26/120:25IAH - SYD

Nonstop17h 35mUnited Airlines

Sun 8/211:50SYD - IAH

Nonstop15h 35mUnited Airlines

Deal found 15/9$2,281

Sun 11/120:25IAH - SYD

Nonstop17h 35mUnited Airlines

Mon 19/111:50SYD - IAH

Nonstop15h 35mUnited Airlines

Deal found 14/9$2,286

Fri 13/220:25IAH - SYD

Nonstop17h 35mUnited Airlines

Sat 21/211:50SYD - IAH

Nonstop15h 35mUnited Airlines

Deal found 14/9$2,323

Sat 7/220:25IAH - SYD

Nonstop17h 35mUnited Airlines

Sat 14/211:50SYD - IAH

Nonstop15h 35mUnited Airlines

Deal found 13/9$2,326

Last-minute flights from George Bush Intcntl to Australia
Discover last-minute flight deals from George Bush Intcntl to Australia. Data last updated 15 September 2025 and is based on user searches.

Mon 22/907:10IAH - SYD

2 stops37h 35mMultiple Airlines

Mon 29/913:15SYD - IAH

2 stops24h 11mMultiple Airlines

Deal found 15/9$1,651

Tue 23/918:35IAH - SYD

2 stops36h 35mFiji Airways

Thu 9/1014:15SYD - IAH

2 stops21h 55mFiji Airways

Deal found 13/9$1,724

Wed 24/907:10IAH - SYD

2 stops37h 35mMultiple Airlines

Wed 1/1006:00SYD - IAH

2 stops37h 30mMultiple Airlines

Deal found 13/9$1,610

Sat 27/907:10IAH - MEL

2 stops37h 50mMultiple Airlines

Sat 4/1013:30MEL - IAH

2 stops23h 56mMultiple Airlines

Deal found 13/9$1,675

Sat 18/1021:00IAH - MEL

2 stops55h 35mAir New Zealand

Sun 16/1108:35MEL - IAH

1 stop22h 30mAir New Zealand

Deal found 14/9$1,639

Sun 19/1007:21IAH - BNE

2 stops33h 09mAir New Zealand

Sun 2/1108:10BNE - IAH

1 stop21h 55mAir New Zealand

Deal found 15/9$1,564

Sun 19/1006:44IAH - BNE

2 stops36h 51mMultiple Airlines

Fri 31/1011:35BNE - IAH

2 stops25h 37mMultiple Airlines

Deal found 12/9$1,579

Sun 19/1020:55IAH - BNE

1 stop22h 05mAir New Zealand

Fri 31/1008:20BNE - IAH

1 stop21h 45mAir New Zealand

Deal found 12/9$1,637

Thu 23/1016:25IAH - MEL

2 stops26h 25mAir New Zealand

Thu 30/1012:10MEL - IAH

1 stop18h 55mAir New Zealand

Deal found 12/9$1,711

Sun 26/1021:05IAH - MEL

1 stop20h 20mAir New Zealand

Sun 9/1110:35MEL - IAH

1 stop20h 30mAir New Zealand

Deal found 15/9$1,546

Tue 28/1016:20IAH - MEL

2 stops26h 35mAir New Zealand

Tue 4/1112:10MEL - IAH

2 stops26h 13mAir New Zealand

Deal found 13/9$1,574

Thu 30/1021:05IAH - BNE

1 stop21h 50mAir New Zealand

Fri 7/1108:20BNE - IAH

1 stop21h 45mAir New Zealand

Deal found 14/9$1,648

One-way flights from George Bush Intcntl to Australia
Search for one-way flight options from George Bush Intcntl to Australia. Find affordable one-way fares based on user searches. Data last updated 15 September 2025.

Mon 24/1120:10IAH - MEL

3 stops58h 25mMultiple Airlines

Deal found 13/9$824

Tue 4/1106:44IAH - SYD

3 stops56h 21mMultiple Airlines

Deal found 14/9$827

Thu 18/919:23IAH - MEL

2 stops32h 57mMultiple Airlines

Deal found 14/9$854

Tue 7/1018:23IAH - MEL

2 stops32h 57mMultiple Airlines

Deal found 14/9$956

Sat 27/922:02IAH - SYD

2 stops44h 43mMultiple Airlines

Deal found 12/9$995

Sat 20/911:59IAH - MEL

3 stops52h 41mMultiple Airlines

Deal found 14/9$1,016

Sat 20/911:59IAH - AVV

3 stops43h 51mMultiple Airlines

Deal found 14/9$1,019

Thu 18/919:23IAH - MEL

2 stops25h 37mFiji Airways

Deal found 15/9$1,025

Mon 1/1216:47IAH - SYD

2 stops26h 43mMultiple Airlines

Deal found 15/9$1,031

Wed 24/907:00IAH - SYD

2 stops34h 00mMultiple Airlines

Deal found 15/9$1,042

Mon 1/1217:25IAH - SYD

1 stop44h 30mAir Canada

Deal found 14/9$1,076

Mon 1/1216:47IAH - MEL

2 stops27h 28mMultiple Airlines

Deal found 15/9$1,088

Cheapflights Fare Finder

Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Sun 26/10

21:05-09:25

1 stop20h 20m

Melbourne

Sun 9/11

10:35-14:05

1 stop20h 30m

$1,546

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Tue 18/11

16:20-10:55

2 stops25h 35m

Melbourne

Wed 4/2

12:10-21:51

2 stops26h 41m

$1,555

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Sun 19/10

07:21-07:30

2 stops33h 09m

Brisbane

Sun 2/11

08:10-15:05

1 stop21h 55m

$1,564

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 5/11

16:20-10:55

2 stops26h 05m

Adelaide

Mon 24/11

11:55-23:58

2 stops28h 33m

$1,573

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Mon 3/11

20:05-10:55

1 stop21h 50m

Melbourne

Tue 11/11

16:50-14:05

1 stop38h 15m

$1,607

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Mon 3/11

20:05-10:55

1 stop21h 50m

Melbourne

Fri 14/11

12:10-14:05

1 stop18h 55m

$1,621

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Wed 18/2

15:02-09:55

2 stops26h 53m

Brisbane

Thu 12/3

08:20-15:05

1 stop21h 45m

$1,634

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Sun 19/10

20:55-10:00

1 stop22h 05m

Brisbane

Fri 31/10

11:10-20:39

2 stops24h 29m

$1,642

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Sun 19/10

19:11-09:55

3 stops47h 44m

Brisbane

Fri 31/10

11:35-05:20

2 stops32h 45m

$1,732

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Thu 30/10

21:05-09:25

1 stop20h 20m

Melbourne

Thu 6/11

16:50-14:05

1 stop38h 15m

$1,750

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Showing 1-10 of 60 results

...

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?

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.

Related info for your journey

How long is the flight from Houston George Bush Intcntl Airport to Australia?
For as low as $1,546, Air New Zealand can have you in Australia from Houston George Bush Intcntl Airport in 20h 20m. Houston George Bush Intcntl Airport and Australia are separated by a distance of 14474 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Australia one-way?
$1,250 is the cheapest one-way deal found within the past few days, from Cathay Pacific. You may also be able to find cheap deals on Qantas Airways and Fiji Airways, with prices starting from $1,559 and $1,564, respectively.
What are the most popular routes from Houston George Bush Intcntl Airport to Australia?
While some choose either Houston George Bush Intcntl - Perth or Houston George Bush Intcntl - Melbourne, Houston George Bush Intcntl - Sydney Kingsford Smith is the most popular route from Houston George Bush Intcntl Airport to Australia.
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.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from George Bush Intcntl to Australia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

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.

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

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

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Cheap flights from Houston George Bush Intcntl Airport to Australia from $824

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 24/11. Fares are subject to change and may not be available on all flights or dates of travel.

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 15 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from George Bush Intcntl to Australia

Cheapest flights from George Bush Intcntl to AustraliaExplore 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 15 September 2025.

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 15 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Australia that are best for you.

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.

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?

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 15 September 2025.

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.

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

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

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

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

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

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

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

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Alternative routes for George Bush Intcntl to Australia

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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 15 September 2025.