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 November 2025. The most frequent departure time is 20:00, with 100% of daily flights leaving in the evening.

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 November 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

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 November 2025.

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.

$784 Cheap Flights from Houston to Australia in 2025/26

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14:26 - 08:45IAH-BNE

50h 19m2 stops

10:45 - 13:34BNE-IAH

42h 49m2 stops

$1,405Air Canada

Find Deal

Tue, 3 Feb - Tue, 17 Feb

17:25 - 08:45IAH-BNE

23h 20m1 stop

10:45 - 13:34BNE-IAH

42h 49m2 stops

$1,417Air Canada

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Tue, 3 Feb - Tue, 17 Feb

16:13 - 07:25IAH-SYD

22h 12m1 stop

14:00 - 23:55SYD-IAH

26h 55m2 stops

$1,417Multiple Airlines

Find Deal

Tue, 20 Jan - Sat, 31 Jan

16:13 - 07:25IAH-SYD

22h 12m1 stop

06:00 - 23:55SYD-IAH

34h 55m2 stops

$1,425Multiple Airlines

Find Deal

Tue, 20 Jan - Sat, 31 Jan

10:35 - 07:30HOU-SYD

28h 55m2 stops

13:15 - 22:28SYD-HOU

25h 13m2 stops

$1,777Delta

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Tue, 10 Mar - Tue, 24 Mar

13:06 - 06:50HOU-SYD

24h 44m2 stops

09:40 - 22:28SYD-HOU

28h 48m2 stops

$1,779Delta

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Tue, 24 Feb - Wed, 11 Mar

14:32 - 05:00HOU-BNE

23h 28m2 stops

20:35 - 08:18BNE-HOU

26h 43m2 stops

$2,195American Airlines

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Tue, 19 May - Wed, 27 May

10:14 - 06:55HOU-SYD

28h 41m1 stop

13:05 - 19:50SYD-HOU

22h 45m1 stop

$2,204American Airlines

Find Deal

Tue, 10 Mar - Tue, 24 Mar

16:22 - 17:10HOU-BNE

32h 48m2 stops

08:30 - 11:48BNE-HOU

42h 18m2 stops

$2,724Qantas Airways

Find Deal

Wed, 18 Feb - Thu, 12 Mar

12:16 - 15:50HOU-AVV

34h 34m2 stops

06:00 - 15:50AVV-HOU

25h 50m2 stops

$3,202Qantas Airways

Find Deal

Fri, 6 Mar - Thu, 19 Mar

Delta flights from Houston to Australia

Our best Delta deals on Houston to Australia flight tickets

Delta

10 Mar

HOU10:35Houston Hobby

28h 55m

2 stops

SYD07:30Sydney Kingsford Smith

24 Mar

SYD13:15Sydney Kingsford Smith

25h 13m

2 stops

HOU22:28Houston Hobby

$1,777

Find similar

Delta

24 Feb

HOU13:06Houston Hobby

24h 44m

2 stops

SYD06:50Sydney Kingsford Smith

11 Mar

SYD09:40Sydney Kingsford Smith

28h 48m

2 stops

HOU22:28Houston Hobby

$1,779

Find similar

Delta

24 Jan

HOU05:45Houston Hobby

32h 05m

2 stops

SYD06:50Sydney Kingsford Smith

8 Feb

SYD10:40Sydney Kingsford Smith

28h 53m

2 stops

HOU22:33Houston Hobby

$1,853

Find similar

Air Canada flights from Houston to Australia

Our best Air Canada deals on Houston to Australia flight tickets

Air Canada

3 Feb

IAH14:26Houston George Bush Intcntl

50h 19m

2 stops

BNE08:45Brisbane

17 Feb

BNE10:45Brisbane

42h 49m

2 stops

IAH13:34Houston George Bush Intcntl

$1,405

Find similar

Air Canada

9 Feb

IAH09:36Houston George Bush Intcntl

30h 59m

2 stops

SYD09:35Sydney Kingsford Smith

17 Feb

SYD11:20Sydney Kingsford Smith

43h 14m

2 stops

IAH13:34Houston George Bush Intcntl

$1,417

Find similar

Air Canada

9 Feb

IAH12:10Houston George Bush Intcntl

52h 25m

3 stops

SYD09:35Sydney Kingsford Smith

17 Feb

SYD11:20Sydney Kingsford Smith

43h 14m

2 stops

IAH13:34Houston George Bush Intcntl

$1,426

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Tue 3/2

14:26-08:45

2 stops50h 19m

Brisbane

Tue 17/2

10:45-13:34

2 stops42h 49m

$1,405

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

$1,417

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 20/1

16:13-07:25

1 stop22h 12m

Sydney Kingsford Smith

Sat 31/1

14:00-23:55

2 stops26h 55m

$1,417

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 20/1

16:13-07:25

1 stop22h 12m

Sydney Kingsford Smith

Sat 31/1

06:00-23:55

2 stops34h 55m

$1,425

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 10/3

10:35-07:30

2 stops28h 55m

Sydney Kingsford Smith

Tue 24/3

13:15-22:28

2 stops25h 13m

$1,777

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 24/2

13:06-06:50

2 stops24h 44m

Sydney Kingsford Smith

Wed 11/3

09:40-22:28

2 stops28h 48m

$1,779

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

Tue 19/5

14:32-05:00

2 stops23h 28m

Brisbane

Wed 27/5

20:35-08:18

2 stops26h 43m

$2,195

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 10/3

10:14-06:55

1 stop28h 41m

Sydney Kingsford Smith

Tue 24/3

13:05-19:50

1 stop22h 45m

$2,204

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

Wed 18/2

16:22-17:10

2 stops32h 48m

Brisbane

Thu 12/3

08:30-11:48

2 stops42h 18m

$2,724

HoustonMelbourne

HOU - AVV

HOUAVV

Houston Hobby

Fri 6/3

12:16-15:50

2 stops34h 34m

Melbourne Avalon

Thu 19/3

06:00-15:50

2 stops25h 50m

$3,202

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 $1,301. If you don’t want to visit Australia in July, then you should wait until April to fly from Houston, when ticket prices are also cheap, with an average price of $1,333.

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

On average, the least expensive day to fly to Australia from Houston is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,638. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Houston to Australia on a Friday will generally be more expensive and average around $2,862. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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 to Australia in the afternoon for as low as $1,577. 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 $2,965. 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 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 $1,641 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 $1,320 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	1 airport

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

Direct flights go from Houston to Australia every day.

There is 1 airport near Australia: 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 November 2025.
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 $704	Free cancellation	Rating 7.5 946 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.

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Find better results for your trip to Australia

Popular Cities in Australia

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Cheap flights from Houston to Australia from $744

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 to Australia departing on 2/3. 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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Big names, great deals

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Delta flights from Houston to Australia

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Air Canada flights from Houston to Australia

Our best Air Canada deals on Houston to Australia flight tickets

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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

What is the cheapest month to fly to Australia?

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

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

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?

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.

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 November 2025. The most frequent departure time is 20:00, with 100% of daily flights leaving in the evening.

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 November 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

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

Direct flights

Airports in Australia

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

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

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

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

Best airlines flying from Houston to Australia

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

Why use momondo?

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

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

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

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

An easier way to manage your Australia trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Popular Cities in Australia

Popular flights according to clicks in the last 7 days on momondo