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Cheap flights from Houston George Bush Intcntl Airport to Australia from $829

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Australia departing on 3/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston George Bush Intcntl Airport to Australia

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
17:25 - 07:45IAH-BNE
23h 20m1 stop
Air Canada Logo
09:45 - 18:46BNE-IAH
48h 01m2 stops
$1,141Air Canada
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Wed, 11 Mar - Wed, 25 Mar
Air Canada Logo
14:37 - 08:45IAH-BNE
50h 08m2 stops
Air Canada Logo
09:45 - 21:39BNE-IAH
26h 54m2 stops
$1,164Air Canada
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Wed, 18 Feb - Thu, 12 Mar
Multiple Airlines Logo
17:25 - 21:10IAH-ADL
35h 15m2 stops
Multiple Airlines Logo
19:55 - 19:02ADL-IAH
38h 37m2 stops
$1,222Multiple Airlines
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Sat, 28 Feb - Wed, 18 Mar
Multiple Airlines Logo
11:55 - 16:25IAH-ADL
36h 00m3 stops
Multiple Airlines Logo
19:55 - 16:24ADL-IAH
35h 59m2 stops
$1,252Multiple Airlines
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Sat, 28 Feb - Wed, 18 Mar
Air New Zealand Logo
20:05 - 08:45IAH-SYD
19h 40m1 stop
Air New Zealand Logo
09:55 - 14:05SYD-IAH
21h 10m1 stop
$1,558Air New Zealand
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Mon, 1 Dec - Mon, 8 Dec
Air New Zealand Logo
14:20 - 10:30IAH-SYD
27h 10m2 stops
Air New Zealand Logo
07:45 - 21:23SYD-IAH
30h 38m2 stops
$1,566Air New Zealand
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Tue, 25 Nov - Mon, 8 Dec
Fiji Airways Logo
18:10 - 22:05IAH-SYD
34h 55m2 stops
Fiji Airways Logo
14:00 - 19:01SYD-IAH
22h 01m2 stops
$1,637Fiji Airways
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Tue, 10 Feb - Tue, 24 Feb
Fiji Airways Logo
18:21 - 22:05IAH-SYD
34h 44m2 stops
Fiji Airways Logo
06:00 - 20:00SYD-IAH
30h 00m2 stops
$1,674Fiji Airways
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Sat, 21 Feb - Tue, 10 Mar
United Airlines Logo
14:47 - 09:30IAH-ADL
26h 13m1 stop
United Airlines Logo
13:55 - 20:40ADL-IAH
22h 15m1 stop
$1,851United Airlines
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Sat, 28 Feb - Wed, 18 Mar
United Airlines Logo
15:22 - 09:30IAH-ADL
25h 38m1 stop
United Airlines Logo
13:55 - 20:55ADL-IAH
22h 30m2 stops
$1,859United Airlines
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Sat, 28 Feb - Wed, 18 Mar

Air New Zealand flights from Houston George Bush Intcntl Airport to Australia

Our best Air New Zealand deals on Houston George Bush Intcntl Airport to Australia flight tickets
Air New Zealand
1 Dec
IAH20:05Houston George Bush Intcntl
19h 40m
1 stop
SYD08:45Sydney Kingsford Smith
8 Dec
SYD09:55Sydney Kingsford Smith
21h 10m
1 stop
IAH14:05Houston George Bush Intcntl
$1,558
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Air New Zealand
25 Nov
IAH14:20Houston George Bush Intcntl
27h 10m
2 stops
SYD10:30Sydney Kingsford Smith
8 Dec
SYD07:45Sydney Kingsford Smith
30h 38m
2 stops
IAH21:23Houston George Bush Intcntl
$1,566
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Air New Zealand
23 Nov
IAH20:05Houston George Bush Intcntl
19h 40m
1 stop
SYD08:45Sydney Kingsford Smith
7 Dec
SYD09:55Sydney Kingsford Smith
21h 10m
1 stop
IAH14:05Houston George Bush Intcntl
$1,585
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Fiji Airways flights from Houston George Bush Intcntl Airport to Australia

Our best Fiji Airways deals on Houston George Bush Intcntl Airport to Australia flight tickets
Fiji Airways
10 Feb
IAH18:10Houston George Bush Intcntl
34h 55m
2 stops
SYD22:05Sydney Kingsford Smith
24 Feb
SYD14:00Sydney Kingsford Smith
22h 01m
2 stops
IAH19:01Houston George Bush Intcntl
$1,637
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Fiji Airways
21 Feb
IAH18:21Houston George Bush Intcntl
34h 44m
2 stops
SYD22:05Sydney Kingsford Smith
10 Mar
SYD06:00Sydney Kingsford Smith
30h 00m
2 stops
IAH20:00Houston George Bush Intcntl
$1,674
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Fiji Airways
8 Nov
IAH18:28Houston George Bush Intcntl
34h 22m
2 stops
SYD21:50Sydney Kingsford Smith
15 Nov
SYD14:00Sydney Kingsford Smith
22h 15m
2 stops
IAH19:15Houston George Bush Intcntl
$1,899
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momondo Fare Finder

 
Customise your flight search to find flights from Houston George Bush Intcntl Airport 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, momondo users made 78,305 searches. Data last updated 2 November 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

Fly to

Route

Depart

Return

Price

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Wed 11/3

17:25-07:45

1 stop23h 20m

Brisbane

Wed 25/3

09:45-18:46

2 stops48h 01m

$1,141

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Wed 18/2

14:37-08:45

2 stops50h 08m

Brisbane

Thu 12/3

09:45-21:39

2 stops26h 54m

$1,164

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Sat 28/2

17:25-21:10

2 stops35h 15m

Adelaide

Wed 18/3

19:55-19:02

2 stops38h 37m

$1,222

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Sat 28/2

11:55-16:25

3 stops36h 00m

Adelaide

Wed 18/3

19:55-16:24

2 stops35h 59m

$1,252

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 1/12

20:05-08:45

1 stop19h 40m

Sydney Kingsford Smith

Mon 8/12

09:55-14:05

1 stop21h 10m

$1,558

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 25/11

14:20-10:30

2 stops27h 10m

Sydney Kingsford Smith

Mon 8/12

07:45-21:23

2 stops30h 38m

$1,566

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 10/2

18:10-22:05

2 stops34h 55m

Sydney Kingsford Smith

Tue 24/2

14:00-19:01

2 stops22h 01m

$1,637

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sat 21/2

18:21-22:05

2 stops34h 44m

Sydney Kingsford Smith

Tue 10/3

06:00-20:00

2 stops30h 00m

$1,674

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Sat 28/2

14:47-09:30

1 stop26h 13m

Adelaide

Wed 18/3

13:55-20:40

1 stop22h 15m

$1,851

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Sat 28/2

15:22-09:30

1 stop25h 38m

Adelaide

Wed 18/3

13:55-20:55

2 stops22h 30m

$1,859

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Australia from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Australia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Australia?

In general, April is the cheapest month to fly from Houston George Bush Intcntl Airport to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,424. If you don’t want to visit Australia in April, then you should wait until February to fly from Houston George Bush Intcntl Airport, when ticket prices are also cheap, with an average price of $1,434.

What is the cheapest time of day to depart on your flight to Australia?

According to our data, the cheapest time of day to fly to Australia is in the afternoon. momondo users have found flights departing from Houston George Bush Intcntl Airport to Australia in the afternoon for as low as $1,579. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Australia are more costly in the evening, with an average ticket price of $3,301. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Houston George Bush Intcntl to Australia flight route?

Fly from Houston George Bush Intcntl to Sydney Kingsford Smith for the best Houston George Bush Intcntl - Australia flight prices

How far in advance should I book a flight to Australia?

You are more likely to see cheaper flights to Australia from Houston George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,798 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Houston George Bush Intcntl Airport for as low as $1,422 on momondo.

What cabin class options are available on Houston George Bush Intcntl to Australia flights?

There is only 1 cabin class available to choose from on Houston George Bush Intcntl to Australia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Houston George Bush Intcntl Airport to Australia flights?

You could potentially save up to 13% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Australia flight.

Cheap Houston George Bush Intcntl Airport to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Australia

Fastest flight time

17h 35m

Direct flights

Every day

Airports in Australia

1 airport
The fastest flight from Houston George Bush Intcntl Airport to Australia takes 17h 35m
Direct flights go from Houston George Bush Intcntl Airport to Australia every day.
There is 1 airport near Australia: Sydney Kingsford Smith (SYD)
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  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Australia?

    Prices for flights from Houston George Bush Intcntl Airport to Australia refresh daily.

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Australia?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Australia.

  • What documentation or ID do you need to fly to Australia?

    The required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Houston George Bush Intcntl Airport to Australia?

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Australia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Houston to Australia for you.

Can I find flights from Houston to Australia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Australia from Houston with this policy.

How can momondo help me find flights from Houston to Australia?

momondo provides multiple filters to help you find the best flight to Australia from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Houston to Australia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Houston to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.

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