How many flights depart from Houston to Australia on average per week?

The number of flights available between Houston and Australia is 21 per week as of January 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

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

Philippine Airlines, American Airlines, and Delta are the most popular carriers operating from Houston to Australia

How many flights depart from Houston to Australia on average per day?

The number of flights available between Houston and Australia is 3 per day as of January 2026. The most frequent departure time is 20:00, with 100% of daily flights leaving in the evening.

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

Prices for flights from Houston to Australia refresh daily.

How many operators does momondo search for flights from Houston to Australia?

There is 1 operator available for flights from Houston to Australia as of January 2026.

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.

$715 Cheap Flights from Houston to Australia in 2026

1 adult

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Find the cheapest flights from Houston to Australia

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Enter your travel dates to find the best prices.

16:08 - 12:35

IAH

SYD

27h 27m2 stops

14:00 - 23:59

SYD

IAH

26h 59m2 stops

$1,217Multiple Airlines

Wed, 4 Feb - Wed, 11 Feb

16:08 - 22:05

IAH

SYD

36h 57m2 stops

14:00 - 23:59

SYD

IAH

26h 59m2 stops

$1,293Multiple Airlines

Wed, 4 Feb - Wed, 11 Feb

17:25 - 08:45

IAH

BNE

23h 20m1 stop

10:45 - 13:34

BNE

IAH

42h 49m2 stops

$1,388Air Canada

Tue, 3 Feb - Tue, 17 Feb

19:42 - 09:00

IAH

SYD

21h 18m1 stop

11:20 - 19:11

SYD

IAH

23h 51m1 stop

$1,394American Airlines

Tue, 10 Mar - Tue, 24 Mar

19:41 - 07:30

IAH

SYD

20h 49m1 stop

09:10 - 19:11

SYD

IAH

25h 01m1 stop

$1,397American Airlines

Mon, 4 May - Wed, 13 May

11:55 - 08:45

IAH

BNE

28h 50m2 stops

10:45 - 13:34

BNE

IAH

42h 49m2 stops

$1,400Air Canada

Tue, 3 Feb - Tue, 17 Feb

15:02 - 10:55

IAH

MEL

26h 53m2 stops

12:10 - 14:05

MEL

IAH

18h 55m1 stop

$1,512Air New Zealand

Wed, 25 Feb - Wed, 4 Mar

20:05 - 10:55

IAH

MEL

21h 50m1 stop

10:35 - 14:05

MEL

IAH

20h 30m1 stop

$1,515Air New Zealand

Wed, 25 Feb - Wed, 4 Mar

19:41 - 14:10

IAH

AVV

27h 29m2 stops

20:55 - 15:51

AVV

IAH

33h 56m2 stops

$2,952Qantas Airways

Mon, 20 Apr - Mon, 11 May

20:04 - 14:10

IAH

AVV

27h 06m2 stops

06:00 - 18:05

AVV

IAH

27h 05m2 stops

$3,017Qantas Airways

Mon, 15 Jun - Tue, 14 Jul

Air New Zealand flights from Houston to Australia

Our best Air New Zealand deals on Houston to Australia flight tickets

Air New Zealand

9 Feb

IAH20:05Houston George Bush Intcntl

21h 25m

1 stop

SYD10:30Sydney Kingsford Smith

16 Feb

SYD11:45Sydney Kingsford Smith

19h 20m

1 stop

IAH14:05Houston George Bush Intcntl

$1,483

Find similar

Air New Zealand

4 Feb

IAH15:22Houston George Bush Intcntl

26h 08m

2 stops

SYD10:30Sydney Kingsford Smith

11 Feb

SYD09:55Sydney Kingsford Smith

21h 10m

1 stop

IAH14:05Houston George Bush Intcntl

$1,489

Find similar

Air New Zealand

9 Feb

IAH20:05Houston George Bush Intcntl

21h 25m

1 stop

SYD10:30Sydney Kingsford Smith

16 Feb

SYD13:55Sydney Kingsford Smith

27h 02m

2 stops

IAH23:57Houston George Bush Intcntl

$1,496

Find similar

American Airlines flights from Houston to Australia

Our best American Airlines deals on Houston to Australia flight tickets

American Airlines

6 May

HOU16:19Houston Hobby

23h 46m

2 stops

SYD07:05Sydney Kingsford Smith

13 May

SYD17:50Sydney Kingsford Smith

20h 57m

2 stops

HOU23:47Houston Hobby

$1,403

Find similar

American Airlines

11 Mar

IAH19:42Houston George Bush Intcntl

21h 18m

1 stop

SYD09:00Sydney Kingsford Smith

24 Mar

SYD11:20Sydney Kingsford Smith

23h 51m

1 stop

IAH19:11Houston George Bush Intcntl

$1,453

Find similar

American Airlines

10 Mar

IAH18:26Houston George Bush Intcntl

22h 34m

2 stops

SYD09:00Sydney Kingsford Smith

24 Mar

SYD11:20Sydney Kingsford Smith

22h 26m

2 stops

IAH17:46Houston George Bush Intcntl

$1,460

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 4/2

16:08-12:35

2 stops27h 27m

Sydney Kingsford Smith

Wed 11/2

14:00-23:59

2 stops26h 59m

$1,217

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 4/2

16:08-22:05

2 stops36h 57m

Sydney Kingsford Smith

Wed 11/2

14:00-23:59

2 stops26h 59m

$1,293

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Tue 3/2

17:25-08:45

1 stop23h 20m

Brisbane

Tue 17/2

10:45-13:34

2 stops42h 49m

$1,388

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 10/3

19:42-09:00

1 stop21h 18m

Sydney Kingsford Smith

Tue 24/3

11:20-19:11

1 stop23h 51m

$1,394

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 4/5

19:41-07:30

1 stop20h 49m

Sydney Kingsford Smith

Wed 13/5

09:10-19:11

1 stop25h 01m

$1,397

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Tue 3/2

11:55-08:45

2 stops28h 50m

Brisbane

Tue 17/2

10:45-13:34

2 stops42h 49m

$1,400

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 25/2

15:02-10:55

2 stops26h 53m

Melbourne

Wed 4/3

12:10-14:05

1 stop18h 55m

$1,512

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 25/2

20:05-10:55

1 stop21h 50m

Melbourne

Wed 4/3

10:35-14:05

1 stop20h 30m

$1,515

HoustonMelbourne

IAH - AVV

IAHAVV

Houston George Bush Intcntl

Mon 20/4

19:41-14:10

2 stops27h 29m

Melbourne Avalon

Mon 11/5

20:55-15:51

2 stops33h 56m

$2,952

HoustonMelbourne

IAH - AVV

IAHAVV

Houston George Bush Intcntl

Mon 15/6

20:04-14:10

2 stops27h 06m

Melbourne Avalon

Tue 14/7

06:00-18:05

2 stops27h 05m

$3,017

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

Other information

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 $1,266. If you don’t want to visit Australia in July, then you should wait until March to fly from Houston, when ticket prices are also cheap, with an average price of $1,296.

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 $1,702 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 $1,423 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 35m
Direct flights	Every day
Airports in Australia	266 airports

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

Direct flights go from Houston to Australia every day.

There are 266 airports in Australia. From Houston there are direct flights to Sydney Kingsford Smith (SYD).

Search flight deals

When did momondo last update prices for flights from Houston to Australia?
Prices for flights from Houston to Australia refresh daily.
How many operators does momondo search for flights from Houston to Australia?
There is 1 operator available for flights from Houston to Australia as of January 2026.
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.

Best airlines flying from Houston to Australia

Compare and see reviews for airlines that fly from Houston to Australia with momondo

Airline	Rating	Free cancellation	Price
Qantas Airways	PriceFrom $685	Free cancellation	Rating 7.5 967 reviews		Search Qantas Airways flights

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.