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

Air New Zealand, Fiji Airways, and United Airlines are the most popular carriers operating from Houston to Australia

What airlines fly to Australia?

Air New Zealand, United Airlines and American Airlines are the top three most popular airlines that fly to Australia from Houston according to our data. Air New Zealand is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 7 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Houston to Australia are updated daily.

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

As of July 2026, there are 7 operators available to choose from for flights from Houston to Australia.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Australia.

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

The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$464 Cheap Flights from Houston to Australia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Australia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:02 pm - 10:35 am

IAH

BNE

27h 33m

2 stops

11:35 am - 11:56 pm

BNE

IAH

27h 21m

2 stops

$913Multiple Airlines

Wed, Aug 12 - Wed, Aug 26

4:02 pm - 10:25 pm

IAH

SYD

39h 23m

2 stops

1:15 pm - 11:56 pm

SYD

IAH

25h 41m

2 stops

$914Multiple Airlines

Wed, Aug 12 - Wed, Aug 19

4:02 pm - 10:35 am

IAH

BNE

27h 33m

2 stops

11:35 am - 10:47 am

BNE

IAH

38h 12m

3 stops

$957Multiple Airlines

Wed, Aug 12 - Wed, Aug 26

12:46 pm - 11:50 am

HOU

SYD

32h 04m

2 stops

1:15 pm - 7:51 pm

SYD

HOU

21h 36m

2 stops

$1,479Fiji Airways

Tue, Jul 28 - Tue, Aug 11

4:14 pm - 11:50 am

HOU

SYD

28h 36m

2 stops

1:15 pm - 7:57 pm

SYD

HOU

21h 42m

2 stops

$1,481Fiji Airways

Tue, Jul 28 - Tue, Aug 4

8:22 pm - 6:30 am

HOU

BNE

19h 08m

1 stop

6:30 pm - 4:11 pm

BNE

HOU

37h 41m

2 stops

$1,766Qantas Airways

Wed, Oct 28 - Wed, Jan 13

8:24 pm - 6:30 am

HOU

BNE

19h 06m

1 stop

6:30 pm - 4:11 pm

BNE

HOU

37h 41m

2 stops

$1,770Qantas Airways

Wed, Oct 28 - Wed, Jan 13

6:14 pm - 7:05 am

HOU

SYD

21h 51m

2 stops

12:00 pm - 3:26 pm

SYD

HOU

18h 26m

1 stop

$1,844American Airlines

Sun, Aug 23 - Mon, Sep 7

2:08 pm - 5:50 am

HOU

BNE

24h 42m

2 stops

1:10 pm - 6:06 pm

BNE

HOU

20h 56m

2 stops

$1,865American Airlines

Wed, Oct 28 - Wed, Jan 13

6:00 am - 7:20 am

HOU

BNE

34h 20m

2 stops

10:40 am - 9:43 pm

BNE

HOU

27h 03m

2 stops

$1,888Delta

Wed, Oct 28 - Wed, Jan 13

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Qantas Airways flights from Houston to Australia

Our best Qantas Airways deals on Houston to Australia flight tickets

Qantas Airways

Oct 28

HOU8:22 pmHouston Hobby

19h 08m

1 stop

BNE6:30 amBrisbane

Jan 13

BNE6:30 pmBrisbane

37h 41m

2 stops

HOU4:11 pmHouston Hobby

$1,766

Qantas Airways

Oct 28

HOU8:24 pmHouston Hobby

19h 06m

1 stop

BNE6:30 amBrisbane

Jan 13

BNE6:30 pmBrisbane

37h 41m

2 stops

HOU4:11 pmHouston Hobby

$1,770

Qantas Airways

Sep 28

HOU4:18 pmHouston Hobby

23h 37m

1 stop

SYD6:55 amSydney Kingsford Smith

Oct 6

SYD1:00 pmSydney Kingsford Smith

19h 36m

1 stop

HOU4:36 pmHouston Hobby

$1,819

American Airlines flights from Houston to Australia

Our best American Airlines deals on Houston to Australia flight tickets

American Airlines

Aug 23

HOU6:14 pmHouston Hobby

21h 51m

2 stops

SYD7:05 amSydney Kingsford Smith

Sep 6

SYD12:00 pmSydney Kingsford Smith

18h 26m

1 stop

HOU3:26 pmHouston Hobby

$1,841

American Airlines

Aug 23

HOU6:14 pmHouston Hobby

21h 51m

2 stops

SYD7:05 amSydney Kingsford Smith

Sep 6

SYD9:10 amSydney Kingsford Smith

21h 16m

2 stops

HOU3:26 pmHouston Hobby

$1,842

American Airlines

Aug 23

HOU6:14 pmHouston Hobby

21h 51m

2 stops

SYD7:05 amSydney Kingsford Smith

Sep 7

SYD12:00 pmSydney Kingsford Smith

18h 26m

1 stop

HOU3:26 pmHouston Hobby

$1,844

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Wed 8/12

4:02 pm-10:35 am

2 stops27h 33m

Brisbane

Wed 8/26

11:35 am-11:56 pm

2 stops27h 21m

$913

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 8/12

4:02 pm-10:25 pm

2 stops39h 23m

Sydney Kingsford Smith

Wed 8/19

1:15 pm-11:56 pm

2 stops25h 41m

$914

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Wed 8/12

4:02 pm-10:35 am

2 stops27h 33m

Brisbane

Wed 8/26

11:35 am-10:47 am

3 stops38h 12m

$957

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 7/28

12:46 pm-11:50 am

2 stops32h 04m

Sydney Kingsford Smith

Tue 8/11

1:15 pm-7:51 pm

2 stops21h 36m

$1,479

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 7/28

4:14 pm-11:50 am

2 stops28h 36m

Sydney Kingsford Smith

Tue 8/4

1:15 pm-7:57 pm

2 stops21h 42m

$1,481

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

Wed 10/28

8:22 pm-6:30 am

1 stop19h 08m

Brisbane

Wed 1/13

6:30 pm-4:11 pm

2 stops37h 41m

$1,766

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

Wed 10/28

8:24 pm-6:30 am

1 stop19h 06m

Brisbane

Wed 1/13

6:30 pm-4:11 pm

2 stops37h 41m

$1,770

Quickest round-trip

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 8/23

6:14 pm-7:05 am

2 stops21h 51m

Sydney Kingsford Smith

Mon 9/7

12:00 pm-3:26 pm

1 stop18h 26m

$1,844

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

Wed 10/28

2:08 pm-5:50 am

2 stops24h 42m

Brisbane

Wed 1/13

1:10 pm-6:06 pm

2 stops20h 56m

$1,865

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

Wed 10/28

6:00 am-7:20 am

2 stops34h 20m

Brisbane

Wed 1/13

10:40 am-9:43 pm

2 stops27h 03m

$1,888

Flights are sorted by cheapest round-trip 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?

The month of December is, on average, the cheapest month to fly to Australia from Houston, with most prices found around $71. If you aren’t able to travel during the month of December, then book flights to Australia from Houston during July instead. Flights to Australia in July, while not as cheap as those in December, still average around $113.

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 $1,395 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Houston for as low as $1,011 on momondo.

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

There are 3 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 are updated daily.
How many operators does momondo search for flights from Houston to Australia?
As of July 2026, there are 7 operators available to choose from for flights from Houston to Australia.
How old do you have to be to fly from Houston to Australia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek 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
Delta	PriceFrom $203	Free Cancellation	Rating 7.8 8,452 reviews	Search Delta flights
Qantas Airways	PriceFrom $447	Free Cancellation	Rating 7.5 1,054 reviews	Search Qantas Airways flights
Fiji Airways	PriceFrom $665	Free Cancellation	Rating 8.1 245 reviews	Search Fiji Airways flights
Air Canada	PriceFrom $782	Free Cancellation	Rating 7.1 11,286 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $830	Free Cancellation	Rating 8.0 649 reviews	Search Air New Zealand flights
American Airlines	PriceFrom $831	Free Cancellation	Rating 7.1 11,771 reviews	Search American Airlines flights
United Airlines	PriceFrom $839	Free Cancellation	Rating 7.4 9,925 reviews	Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Houston to Australia. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Houston to Australia flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight 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?

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.