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

Air New Zealand, Air Canada, and American Airlines 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.

$732 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.

16:02 - 12:00

IAH

MEL

28h 58m

2 stops

13:30 - 23:56

MEL

IAH

25h 26m

2 stops

$1,440Multiple Airlines

Wed, 29 Jul - Sat, 8 Aug

16:02 - 11:50

IAH

SYD

28h 48m

2 stops

13:15 - 10:40

SYD

IAH

36h 25m

3 stops

$1,489Multiple Airlines

Sat, 5 Sep - Fri, 11 Sep

16:02 - 12:00

IAH

MEL

28h 58m

2 stops

13:30 - 11:27

MEL

IAH

36h 57m

3 stops

$1,492Multiple Airlines

Wed, 29 Jul - Sat, 8 Aug

16:02 - 11:50

IAH

SYD

28h 48m

2 stops

13:15 - 10:07

SYD

IAH

35h 52m

3 stops

$1,500Multiple Airlines

Sun, 9 Aug - Mon, 24 Aug

20:19 - 10:05

IAH

BNE

46h 46m

2 stops

11:20 - 19:46

BNE

IAH

47h 26m

2 stops

$1,835Philippine Airlines

Fri, 14 Aug - Mon, 24 Aug

18:05 - 10:55

IAH

MEL

25h 50m

2 stops

12:10 - 16:25

MEL

IAH

19h 15m

1 stop

$2,037Air New Zealand

Mon, 10 Aug - Mon, 17 Aug

20:55 - 10:05

IAH

BNE

22h 10m

1 stop

08:20 - 14:15

BNE

IAH

21h 55m

1 stop

$2,048Air New Zealand

Wed, 21 Oct - Mon, 2 Nov

18:49 - 11:50

HOU

SYD

26h 01m

2 stops

13:15 - 19:51

SYD

HOU

21h 36m

2 stops

$2,280Fiji Airways

Sat, 1 Aug - Tue, 11 Aug

18:14 - 07:05

HOU

SYD

21h 51m

2 stops

12:00 - 15:26

SYD

HOU

18h 26m

1 stop

$2,315American Airlines

Sun, 9 Aug - Mon, 24 Aug

18:14 - 07:05

HOU

SYD

21h 51m

2 stops

09:10 - 15:26

SYD

HOU

21h 16m

2 stops

$2,316American Airlines

Sun, 9 Aug - Mon, 24 Aug

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American Airlines flights from Houston to Australia

Our best American Airlines deals on Houston to Australia flight tickets

American Airlines

9 Aug

HOU18:14Houston Hobby

21h 51m

2 stops

SYD07:05Sydney Kingsford Smith

24 Aug

SYD12:00Sydney Kingsford Smith

18h 26m

1 stop

HOU15:26Houston Hobby

$2,315

American Airlines

9 Aug

HOU18:14Houston Hobby

21h 51m

2 stops

SYD07:05Sydney Kingsford Smith

24 Aug

SYD09:10Sydney Kingsford Smith

21h 16m

2 stops

HOU15:26Houston Hobby

$2,316

American Airlines

19 Oct

HOU18:19Houston Hobby

20h 36m

1 stop

SYD06:55Sydney Kingsford Smith

28 Oct

SYD13:05Sydney Kingsford Smith

22h 46m

1 stop

HOU19:51Houston Hobby

$2,360

Qantas Airways flights from Houston to Australia

Our best Qantas Airways deals on Houston to Australia flight tickets

Qantas Airways

28 Oct

HOU20:22Houston Hobby

25h 28m

2 stops

BNE12:50Brisbane

13 Jan

BNE09:40Brisbane

18h 29m

1 stop

HOU12:09Houston Hobby

$2,402

Qantas Airways

28 Oct

HOU20:22Houston Hobby

25h 28m

2 stops

BNE12:50Brisbane

13 Jan

BNE09:40Brisbane

18h 29m

1 stop

HOU12:09Houston Hobby

$2,419

Qantas Airways

28 Oct

HOU20:22Houston Hobby

25h 28m

2 stops

BNE12:50Brisbane

13 Jan

BNE09:40Brisbane

18h 29m

1 stop

HOU12:09Houston Hobby

$2,427

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 29/7

16:02-12:00

2 stops28h 58m

Melbourne

Sat 8/8

13:30-23:56

2 stops25h 26m

$1,440

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sat 5/9

16:02-11:50

2 stops28h 48m

Sydney Kingsford Smith

Fri 11/9

13:15-10:40

3 stops36h 25m

$1,489

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 29/7

16:02-12:00

2 stops28h 58m

Melbourne

Sat 8/8

13:30-11:27

3 stops36h 57m

$1,492

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 9/8

16:02-11:50

2 stops28h 48m

Sydney Kingsford Smith

Mon 24/8

13:15-10:07

3 stops35h 52m

$1,500

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Fri 14/8

20:19-10:05

2 stops46h 46m

Brisbane

Mon 24/8

11:20-19:46

2 stops47h 26m

$1,835

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Mon 10/8

18:05-10:55

2 stops25h 50m

Melbourne

Mon 17/8

12:10-16:25

1 stop19h 15m

$2,037

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Wed 21/10

20:55-10:05

1 stop22h 10m

Brisbane

Mon 2/11

08:20-14:15

1 stop21h 55m

$2,048

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sat 1/8

18:49-11:50

2 stops26h 01m

Sydney Kingsford Smith

Tue 11/8

13:15-19:51

2 stops21h 36m

$2,280

Fastest return journey

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 9/8

18:14-07:05

2 stops21h 51m

Sydney Kingsford Smith

Mon 24/8

12:00-15:26

1 stop18h 26m

$2,315

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 9/8

18:14-07:05

2 stops21h 51m

Sydney Kingsford Smith

Mon 24/8

09:10-15:26

2 stops21h 16m

$2,316

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, December 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 $101. If you don’t want to visit Australia in December, then you should wait until July to fly from Houston, when ticket prices are also cheap, with an average price of $161.

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 $1,933 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 $1,422 on momondo.

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

There is only 1 cabin class 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 30m
Direct flights	Every day
Airports in Australia	269 airports

The fastest flight from Houston to Australia takes 17h 30m

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.