What is the cheapest airline that flies from Houston to Australia?

Air New Zealand, Delta, and Cathay Pacific are the most popular carriers operating from Houston to Australia

When did momondo last update prices for flights from Houston to Australia?

Prices for flights from Houston to Australia refresh daily.

How old do you have to be to fly from Houston to Australia?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston to Australia.

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

The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$840 Cheap Flights from Houston to Australia in 2026

Find the cheapest flights from Houston to Australia

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

10:30 - 12:05

IAH

MEL

34h 35m

3 stops

13:20 - 23:58

MEL

IAH

25h 38m

2 stops

$1,535Multiple Airlines

Tue, 22 Sep - Mon, 28 Sep

21:59 - 07:30

IAH

SYD

41h 31m

1 stop

14:00 - 11:26

SYD

IAH

37h 26m

2 stops

$1,576Multiple Airlines

Sun, 18 Oct - Tue, 27 Oct

21:59 - 07:30

IAH

SYD

41h 31m

1 stop

14:00 - 11:26

SYD

IAH

37h 26m

2 stops

$1,586Multiple Airlines

Sun, 18 Oct - Mon, 26 Oct

22:09 - 07:30

IAH

SYD

42h 21m

1 stop

14:15 - 11:26

SYD

IAH

37h 11m

2 stops

$1,596Multiple Airlines

Mon, 21 Sep - Wed, 7 Oct

21:59 - 07:30

IAH

SYD

41h 31m

1 stop

14:00 - 11:26

SYD

IAH

37h 26m

2 stops

$1,607Multiple Airlines

Mon, 19 Oct - Tue, 27 Oct

21:59 - 07:30

IAH

SYD

41h 31m

1 stop

14:00 - 11:26

SYD

IAH

37h 26m

2 stops

$1,620Multiple Airlines

Sat, 17 Oct - Tue, 27 Oct

21:59 - 07:30

IAH

SYD

41h 31m

1 stop

06:00 - 11:26

SYD

IAH

45h 26m

2 stops

$1,625Multiple Airlines

Sun, 18 Oct - Wed, 28 Oct

21:59 - 07:30

IAH

SYD

41h 31m

1 stop

14:00 - 11:26

SYD

IAH

37h 26m

2 stops

$1,629Multiple Airlines

Sat, 17 Oct - Mon, 26 Oct

22:09 - 07:30

IAH

SYD

42h 21m

1 stop

14:15 - 11:26

SYD

IAH

37h 11m

2 stops

$1,635Multiple Airlines

Mon, 21 Sep - Wed, 7 Oct

10:45 - 06:45

IAH

BNE

29h 00m

1 stop

11:35 - 23:56

BNE

IAH

27h 21m

2 stops

$1,645Multiple Airlines

Wed, 26 Aug - Wed, 2 Sep

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American Airlines flights from Houston to Australia

Our best American Airlines deals on Houston to Australia flight tickets

American Airlines

21 Sept

HOU09:33Houston Hobby

30h 22m

1 stop

SYD06:55Sydney Kingsford Smith

7 Oct

SYD13:00Sydney Kingsford Smith

19h 36m

1 stop

HOU16:36Houston Hobby

$2,638

American Airlines

24 Oct

HOU17:06Houston Hobby

21h 49m

1 stop

SYD06:55Sydney Kingsford Smith

20 Nov

SYD14:05Sydney Kingsford Smith

19h 32m

1 stop

HOU16:37Houston Hobby

$2,639

American Airlines

21 Sept

HOU18:19Houston Hobby

21h 36m

1 stop

SYD06:55Sydney Kingsford Smith

7 Oct

SYD18:50Sydney Kingsford Smith

20h 59m

2 stops

HOU23:49Houston Hobby

$2,643

Qantas Airways flights from Houston to Australia

Our best Qantas Airways deals on Houston to Australia flight tickets

Qantas Airways

3 Nov

HOU14:07Houston Hobby

21h 53m

1 stop

MEL05:00Melbourne

14 Nov

MEL12:00Melbourne

21h 32m

1 stop

HOU16:32Houston Hobby

$2,646

Qantas Airways

28 Dec

HOU16:17Houston Hobby

21h 38m

1 stop

SYD06:55Sydney Kingsford Smith

19 Jan

SYD14:05Sydney Kingsford Smith

19h 06m

1 stop

HOU16:11Houston Hobby

$2,662

Qantas Airways

16 Nov

HOU17:02Houston Hobby

20h 53m

1 stop

SYD06:55Sydney Kingsford Smith

29 Nov

SYD06:05Sydney Kingsford Smith

27h 32m

2 stops

HOU16:37Houston Hobby

$2,685

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Tue 22/9

10:30-12:05

3 stops34h 35m

Melbourne

Mon 28/9

13:20-23:58

2 stops25h 38m

$1,535

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 18/10

21:59-07:30

1 stop41h 31m

Sydney Kingsford Smith

Tue 27/10

14:00-11:26

2 stops37h 26m

$1,576

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 18/10

21:59-07:30

1 stop41h 31m

Sydney Kingsford Smith

Mon 26/10

14:00-11:26

2 stops37h 26m

$1,586

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 21/9

22:09-07:30

1 stop42h 21m

Sydney Kingsford Smith

Wed 7/10

14:15-11:26

2 stops37h 11m

$1,596

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 19/10

21:59-07:30

1 stop41h 31m

Sydney Kingsford Smith

Tue 27/10

14:00-11:26

2 stops37h 26m

$1,607

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sat 17/10

21:59-07:30

1 stop41h 31m

Sydney Kingsford Smith

Tue 27/10

14:00-11:26

2 stops37h 26m

$1,620

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 18/10

21:59-07:30

1 stop41h 31m

Sydney Kingsford Smith

Wed 28/10

06:00-11:26

2 stops45h 26m

$1,625

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sat 17/10

21:59-07:30

1 stop41h 31m

Sydney Kingsford Smith

Mon 26/10

14:00-11:26

2 stops37h 26m

$1,629

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 21/9

22:09-07:30

1 stop42h 21m

Sydney Kingsford Smith

Wed 7/10

14:15-11:26

2 stops37h 11m

$1,635

Fastest return journey

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Wed 26/8

10:45-06:45

1 stop29h 00m

Brisbane

Wed 2/9

11:35-23:56

2 stops27h 21m

$1,645

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Houston 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

Prices

Airlines

What is the cheapest month to fly to Australia?

In general, November is the cheapest month to fly from Houston to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,707. If you don’t want to visit Australia in November, then you should wait until May to fly from Houston, when ticket prices are also cheap, with an average price of $1,790.

What is the cheapest Houston to Australia flight route?

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

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

You are more likely to see cheaper flights to Australia from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $2,104 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 for as low as $1,455 on momondo.

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

There are 2 cabin classes available to choose from on Houston to Australia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Houston to Australia flight deals and tips

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

Fastest flight time	17h 35m
Direct flights	Every day
Airports in Australia	269 airports

The fastest flight from Houston to Australia takes 17h 35m

Direct flights go from Houston to Australia every day.

There are 269 airports in Australia. From Houston there are direct flights to Sydney Kingsford Smith (SYD).

Search flight deals

Frequently asked questions about flying from Houston to Australia

When did momondo last update prices for flights from Houston to Australia?
Prices for flights from Houston to Australia refresh daily.
How old do you have to be to fly from Houston to Australia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston to Australia.
What documentation or ID do you need to fly to Australia?
The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

Finding the right flight to Australia from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Australia quick and easy, saving you time and money.

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

Flights from Houston to Australia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Houston and Australia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Houston to Australia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.