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.

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

Air Canada, Fiji Airways, and United 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 are updated daily.

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

As of June 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.

$513 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.

6:10 am - 11:50 am

IAH

SYD

38h 40m

2 stops

1:15 pm - 11:56 pm

SYD

IAH

25h 41m

2 stops

$1,002Multiple Airlines

Sun, Aug 9 - Mon, Aug 24

4:02 pm - 12:00 pm

IAH

MEL

28h 58m

2 stops

1:30 pm - 11:56 pm

MEL

IAH

25h 26m

2 stops

$1,010Multiple Airlines

Wed, Jul 29 - Sat, Aug 8

6:10 am - 11:50 am

IAH

SYD

38h 40m

2 stops

1:15 pm - 12:58 pm

SYD

IAH

38h 43m

3 stops

$1,028Multiple Airlines

Sun, Aug 9 - Mon, Aug 24

7:55 pm - 9:55 am

IAH

BNE

22h 00m

1 stop

11:10 am - 2:15 pm

BNE

IAH

19h 05m

1 stop

$1,435Air New Zealand

Tue, Nov 10 - Tue, Nov 24

8:55 pm - 10:05 am

IAH

BNE

22h 10m

1 stop

8:20 am - 2:15 pm

BNE

IAH

21h 55m

1 stop

$1,436Air New Zealand

Wed, Oct 21 - Mon, Nov 2

6:49 pm - 11:50 am

HOU

SYD

26h 01m

2 stops

1:15 pm - 7:51 pm

SYD

HOU

21h 36m

2 stops

$1,599Fiji Airways

Sat, Aug 1 - Tue, Aug 11

6:14 pm - 7:05 am

HOU

SYD

21h 51m

2 stops

12:00 pm - 3:26 pm

SYD

HOU

18h 26m

1 stop

$1,623American Airlines

Sun, Aug 9 - Mon, Aug 24

6:14 pm - 7:05 am

HOU

SYD

21h 51m

2 stops

9:10 am - 3:26 pm

SYD

HOU

21h 16m

2 stops

$1,624American Airlines

Sun, Aug 9 - Mon, Aug 24

8:22 pm - 12:50 pm

HOU

BNE

25h 28m

2 stops

9:40 am - 12:09 pm

BNE

HOU

18h 29m

1 stop

$1,684Qantas Airways

Wed, Oct 28 - Wed, Jan 13

8:22 pm - 12:50 pm

HOU

BNE

25h 28m

2 stops

9:40 am - 12:09 pm

BNE

HOU

18h 29m

1 stop

$1,696Qantas Airways

Wed, Oct 28 - Wed, Jan 13

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American Airlines flights from Houston to Australia

Our best American Airlines deals on Houston to Australia flight tickets

American Airlines

Aug 9

HOU6:14 pmHouston Hobby

21h 51m

2 stops

SYD7:05 amSydney Kingsford Smith

Aug 24

SYD12:00 pmSydney Kingsford Smith

18h 26m

1 stop

HOU3:26 pmHouston Hobby

$1,623

American Airlines

Aug 9

HOU6:14 pmHouston Hobby

21h 51m

2 stops

SYD7:05 amSydney Kingsford Smith

Aug 24

SYD9:10 amSydney Kingsford Smith

21h 16m

2 stops

HOU3:26 pmHouston Hobby

$1,624

American Airlines

Oct 19

HOU6:19 pmHouston Hobby

20h 36m

1 stop

SYD6:55 amSydney Kingsford Smith

Oct 28

SYD1:05 pmSydney Kingsford Smith

22h 46m

1 stop

HOU7:51 pmHouston Hobby

$1,655

Air New Zealand flights from Houston to Australia

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

Air New Zealand

Aug 10

IAH2:54 pmHouston George Bush Intcntl

29h 01m

2 stops

MEL10:55 amMelbourne

Aug 17

MEL8:35 amMelbourne

22h 50m

1 stop

IAH4:25 pmHouston George Bush Intcntl

$1,427

Air New Zealand

Aug 10

IAH6:05 pmHouston George Bush Intcntl

25h 50m

2 stops

MEL10:55 amMelbourne

Aug 17

MEL12:10 pmMelbourne

19h 15m

1 stop

IAH4:25 pmHouston George Bush Intcntl

$1,428

Air New Zealand

Aug 10

IAH4:25 pmHouston George Bush Intcntl

27h 30m

2 stops

MEL10:55 amMelbourne

Aug 17

MEL8:35 amMelbourne

31h 10m

2 stops

IAH12:45 amHouston George Bush Intcntl

$1,430

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 8/9

6:10 am-11:50 am

2 stops38h 40m

Sydney Kingsford Smith

Mon 8/24

1:15 pm-11:56 pm

2 stops25h 41m

$1,002

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 7/29

4:02 pm-12:00 pm

2 stops28h 58m

Melbourne

Sat 8/8

1:30 pm-11:56 pm

2 stops25h 26m

$1,010

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 8/9

6:10 am-11:50 am

2 stops38h 40m

Sydney Kingsford Smith

Mon 8/24

1:15 pm-12:58 pm

3 stops38h 43m

$1,028

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Tue 11/10

7:55 pm-9:55 am

1 stop22h 00m

Brisbane

Tue 11/24

11:10 am-2:15 pm

1 stop19h 05m

$1,435

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Wed 10/21

8:55 pm-10:05 am

1 stop22h 10m

Brisbane

Mon 11/2

8:20 am-2:15 pm

1 stop21h 55m

$1,436

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sat 8/1

6:49 pm-11:50 am

2 stops26h 01m

Sydney Kingsford Smith

Tue 8/11

1:15 pm-7:51 pm

2 stops21h 36m

$1,599

Quickest round-trip

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 8/9

6:14 pm-7:05 am

2 stops21h 51m

Sydney Kingsford Smith

Mon 8/24

12:00 pm-3:26 pm

1 stop18h 26m

$1,623

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 8/9

6:14 pm-7:05 am

2 stops21h 51m

Sydney Kingsford Smith

Mon 8/24

9:10 am-3:26 pm

2 stops21h 16m

$1,624

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

Wed 10/28

8:22 pm-12:50 pm

2 stops25h 28m

Brisbane

Wed 1/13

9:40 am-12:09 pm

1 stop18h 29m

$1,684

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

Wed 10/28

8:22 pm-12:50 pm

2 stops25h 28m

Brisbane

Wed 1/13

9:40 am-12:09 pm

1 stop18h 29m

$1,696

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 $1,350 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 $997 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 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 are updated daily.
How many operators does momondo search for flights from Houston to Australia?
As of June 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 8,424 reviews	Search Delta flights
Qantas Airways	PriceFrom $447	Free Cancellation	Rating 7.5 1,047 reviews	Search Qantas Airways flights
Fiji Airways	PriceFrom $665	Free Cancellation	Rating 8.1 244 reviews	Search Fiji Airways flights
Air Canada	PriceFrom $782	Free Cancellation	Rating 7.1 11,232 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $830	Free Cancellation	Rating 8.0 645 reviews	Search Air New Zealand flights
American Airlines	PriceFrom $831	Free Cancellation	Rating 7.1 11,728 reviews	Search American Airlines flights
United Airlines	PriceFrom $839	Free Cancellation	Rating 7.4 9,870 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.