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

Turkish Airlines, Cathay Pacific, 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.

$677 Cheap Flights from Houston to Australia in 2026

1 adult

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Find the cheapest flights from Houston to Australia

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

05:45 - 11:50

IAH

SYD

39h 05m

3 stops

13:20 - 00:44

SYD

IAH

26h 24m

3 stops

$1,452Multiple Airlines

Wed, 13 May - Wed, 3 Jun

06:30 - 11:50

IAH

SYD

38h 20m

2 stops

13:15 - 20:15

SYD

IAH

46h 00m

3 stops

$1,466Multiple Airlines

Sun, 26 Jul - Wed, 5 Aug

20:15 - 07:30

IAH

MEL

20h 15m

1 stop

08:35 - 16:25

MEL

IAH

22h 50m

1 stop

$2,034Air New Zealand

Wed, 10 Jun - Wed, 17 Jun

18:46 - 07:30

IAH

MEL

21h 44m

1 stop

12:10 - 15:25

MEL

IAH

19h 15m

1 stop

$2,035Air New Zealand

Mon, 28 Sep - Mon, 19 Oct

19:50 - 10:40

IAH

BNE

23h 50m

2 stops

11:55 - 20:30

BNE

IAH

23h 35m

2 stops

$2,052Fiji Airways

Tue, 13 Oct - Thu, 22 Oct

18:14 - 11:50

HOU

SYD

26h 36m

2 stops

13:15 - 19:51

SYD

HOU

21h 36m

2 stops

$2,095Fiji Airways

Tue, 11 Aug - Tue, 18 Aug

16:15 - 07:05

HOU

SYD

23h 50m

2 stops

12:00 - 19:51

SYD

HOU

22h 51m

1 stop

$2,387American Airlines

Sun, 26 Jul - Wed, 5 Aug

16:15 - 07:05

HOU

SYD

23h 50m

2 stops

09:10 - 15:28

SYD

HOU

21h 18m

2 stops

$2,389American Airlines

Sun, 26 Jul - Wed, 5 Aug

10:09 - 06:50

HOU

SYD

29h 41m

2 stops

09:15 - 09:45

SYD

HOU

39h 30m

2 stops

$2,463Delta

Thu, 2 Jul - Sun, 12 Jul

06:00 - 07:50

HOU

MEL

34h 50m

2 stops

11:00 - 21:43

MEL

HOU

26h 43m

2 stops

$2,463Delta

Wed, 30 Sep - Sat, 31 Oct

American Airlines flights from Houston to Australia

Our best American Airlines deals on Houston to Australia flight tickets

American Airlines

26 July

HOU16:15Houston Hobby

23h 50m

2 stops

SYD07:05Sydney Kingsford Smith

5 Aug

SYD12:00Sydney Kingsford Smith

22h 51m

1 stop

HOU19:51Houston Hobby

$2,387

American Airlines

26 July

HOU16:15Houston Hobby

23h 50m

2 stops

SYD07:05Sydney Kingsford Smith

5 Aug

SYD09:10Sydney Kingsford Smith

21h 18m

2 stops

HOU15:28Houston Hobby

$2,389

American Airlines

20 June

HOU12:50Houston Hobby

25h 10m

2 stops

BNE05:00Brisbane

7 July

BNE20:35Brisbane

27h 30m

2 stops

HOU09:05Houston Hobby

$2,442

Delta flights from Houston to Australia

Our best Delta deals on Houston to Australia flight tickets

Delta

2 July

HOU10:09Houston Hobby

29h 41m

2 stops

SYD06:50Sydney Kingsford Smith

12 July

SYD09:15Sydney Kingsford Smith

39h 30m

2 stops

HOU09:45Houston Hobby

$2,463

Delta

12 Sept

HOU10:05Houston Hobby

29h 45m

2 stops

SYD06:50Sydney Kingsford Smith

26 Sept

SYD09:15Sydney Kingsford Smith

27h 20m

2 stops

HOU21:35Houston Hobby

$2,532

Delta

21 June

HOU06:00Houston Hobby

33h 50m

2 stops

SYD06:50Sydney Kingsford Smith

3 July

SYD09:15Sydney Kingsford Smith

27h 38m

2 stops

HOU21:53Houston Hobby

$2,567

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 13/5

05:45-11:50

3 stops39h 05m

Sydney Kingsford Smith

Wed 3/6

13:20-00:44

3 stops26h 24m

$1,452

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 26/7

06:30-11:50

2 stops38h 20m

Sydney Kingsford Smith

Wed 5/8

13:15-20:15

3 stops46h 00m

$1,466

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 10/6

20:15-07:30

1 stop20h 15m

Melbourne

Wed 17/6

08:35-16:25

1 stop22h 50m

$2,034

Fastest return journey

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Mon 28/9

18:46-07:30

1 stop21h 44m

Melbourne

Mon 19/10

12:10-15:25

1 stop19h 15m

$2,035

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Tue 13/10

19:50-10:40

2 stops23h 50m

Brisbane

Thu 22/10

11:55-20:30

2 stops23h 35m

$2,052

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 11/8

18:14-11:50

2 stops26h 36m

Sydney Kingsford Smith

Tue 18/8

13:15-19:51

2 stops21h 36m

$2,095

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 26/7

16:15-07:05

2 stops23h 50m

Sydney Kingsford Smith

Wed 5/8

12:00-19:51

1 stop22h 51m

$2,387

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 26/7

16:15-07:05

2 stops23h 50m

Sydney Kingsford Smith

Wed 5/8

09:10-15:28

2 stops21h 18m

$2,389

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Thu 2/7

10:09-06:50

2 stops29h 41m

Sydney Kingsford Smith

Sun 12/7

09:15-09:45

2 stops39h 30m

$2,463

HoustonMelbourne

HOU - MEL

HOUMEL

Houston Hobby

Wed 30/9

06:00-07:50

2 stops34h 50m

Melbourne

Sat 31/10

11:00-21:43

2 stops26h 43m

$2,463

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, July 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 $1,444. If you don’t want to visit Australia in July, then you should wait until November to fly from Houston, when ticket prices are also cheap, with an average price of $1,495.

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 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 $1,892 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 $1,356 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	None

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

There are no direct flights from Houston to Australia. There are no popular flight routes from Houston to Australia.

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.