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

Turkish Airlines, Air New Zealand, and American Airlines are the most popular carriers operating from Houston to Australia

What airlines fly to Australia?

Air New Zealand, United Airlines and Fiji Airways 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 63% 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 April 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.

$468 Cheap Flights from Houston to Australia in 2026

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Find the cheapest flights from Houston to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 11:50 am

IAH

SYD

38h 50m

2 stops

1:15 pm - 1:25 am

SYD

IAH

27h 10m

2 stops

$859Multiple Airlines

Tue, May 5 - Tue, Jun 2

6:00 am - 11:50 am

IAH

SYD

38h 50m

2 stops

1:15 pm - 1:25 am

SYD

IAH

27h 10m

2 stops

$876Multiple Airlines

Wed, May 6 - Fri, May 15

6:00 am - 12:05 pm

IAH

MEL

39h 05m

2 stops

1:25 pm - 1:25 am

MEL

IAH

27h 00m

2 stops

$919Multiple Airlines

Wed, May 6 - Wed, May 13

3:01 pm - 12:25 pm

IAH

MEL

30h 24m

2 stops

1:30 pm - 1:25 am

MEL

IAH

26h 55m

2 stops

$941Multiple Airlines

Mon, May 4 - Mon, May 11

4:18 pm - 5:00 am

HOU

MEL

21h 42m

1 stop

1:35 pm - 7:49 pm

MEL

HOU

21h 14m

1 stop

$1,517American Airlines

Wed, May 6 - Wed, May 13

6:39 pm - 7:05 am

HOU

SYD

21h 26m

2 stops

9:10 am - 3:45 pm

SYD

HOU

21h 35m

2 stops

$1,524American Airlines

Mon, Jun 1 - Mon, Jun 15

9:55 pm - 4:00 pm

IAH

PER

29h 05m

1 stop

12:25 am - 4:25 pm

PER

IAH

29h 00m

1 stop

$1,990Air New Zealand

Thu, Jun 25 - Wed, Jul 8

7:50 pm - 1:35 pm

IAH

PER

28h 45m

2 stops

7:50 pm - 4:25 pm

PER

IAH

33h 35m

1 stop

$2,002Air New Zealand

Tue, May 5 - Fri, May 29

4:18 pm - 9:25 am

HOU

ADL

26h 37m

2 stops

7:10 pm - 3:45 pm

ADL

HOU

35h 05m

3 stops

$2,464Qantas Airways

Wed, May 6 - Sun, May 24

4:19 pm - 9:25 am

HOU

ADL

26h 36m

2 stops

7:10 pm - 3:45 pm

ADL

HOU

35h 05m

3 stops

$2,514Qantas Airways

Fri, May 8 - Sun, May 24

British Airways flights from Houston to Australia

Our best British Airways deals on Houston to Australia flight tickets

British Airways

May 22

HOU6:39 pmHouston Hobby

21h 26m

2 stops

SYD7:05 amSydney Kingsford Smith

May 29

SYD9:10 amSydney Kingsford Smith

21h 35m

2 stops

HOU3:45 pmHouston Hobby

$1,881

British Airways

Apr 25

HOU8:21 pmHouston Hobby

42h 44m

3 stops

SYD6:05 amSydney Kingsford Smith

May 11

SYD2:35 pmSydney Kingsford Smith

44h 14m

3 stops

HOU7:49 pmHouston Hobby

$3,827

Qantas Airways flights from Houston to Australia

Our best Qantas Airways deals on Houston to Australia flight tickets

Qantas Airways

May 5

HOU4:18 pmHouston Hobby

23h 47m

2 stops

SYD7:05 amSydney Kingsford Smith

Jun 2

SYD9:10 amSydney Kingsford Smith

21h 35m

2 stops

HOU3:45 pmHouston Hobby

$1,809

Qantas Airways

May 5

HOU4:18 pmHouston Hobby

23h 47m

2 stops

SYD7:05 amSydney Kingsford Smith

May 12

SYD9:10 amSydney Kingsford Smith

21h 39m

2 stops

HOU3:49 pmHouston Hobby

$1,810

Qantas Airways

Jul 2

HOU12:46 pmHouston Hobby

27h 19m

2 stops

SYD7:05 amSydney Kingsford Smith

Jul 15

SYD9:10 amSydney Kingsford Smith

25h 43m

2 stops

HOU7:53 pmHouston Hobby

$1,859

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 5/5

6:00 am-11:50 am

2 stops38h 50m

Sydney Kingsford Smith

Tue 6/2

1:15 pm-1:25 am

2 stops27h 10m

$859

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 5/6

6:00 am-11:50 am

2 stops38h 50m

Sydney Kingsford Smith

Fri 5/15

1:15 pm-1:25 am

2 stops27h 10m

$876

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 5/6

6:00 am-12:05 pm

2 stops39h 05m

Melbourne

Wed 5/13

1:25 pm-1:25 am

2 stops27h 00m

$919

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Mon 5/4

3:01 pm-12:25 pm

2 stops30h 24m

Melbourne

Mon 5/11

1:30 pm-1:25 am

2 stops26h 55m

$941

Quickest round-trip

HoustonMelbourne

HOU - MEL

HOUMEL

Houston Hobby

Wed 5/6

4:18 pm-5:00 am

1 stop21h 42m

Melbourne

Wed 5/13

1:35 pm-7:49 pm

1 stop21h 14m

$1,517

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 6/1

6:39 pm-7:05 am

2 stops21h 26m

Sydney Kingsford Smith

Mon 6/15

9:10 am-3:45 pm

2 stops21h 35m

$1,524

HoustonPerth

IAH - PER

IAHPER

Houston George Bush Intcntl

Thu 6/25

9:55 pm-4:00 pm

1 stop29h 05m

Perth

Wed 7/8

12:25 am-4:25 pm

1 stop29h 00m

$1,990

HoustonPerth

IAH - PER

IAHPER

Houston George Bush Intcntl

Tue 5/5

7:50 pm-1:35 pm

2 stops28h 45m

Perth

Fri 5/29

7:50 pm-4:25 pm

1 stop33h 35m

$2,002

HoustonAdelaide

HOU - ADL

HOUADL

Houston Hobby

Wed 5/6

4:18 pm-9:25 am

2 stops26h 37m

Adelaide

Sun 5/24

7:10 pm-3:45 pm

3 stops35h 05m

$2,464

HoustonAdelaide

HOU - ADL

HOUADL

Houston Hobby

Fri 5/8

4:19 pm-9:25 am

2 stops26h 36m

Adelaide

Sun 5/24

7:10 pm-3:45 pm

3 stops35h 05m

$2,514

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 July is, on average, the cheapest month to fly to Australia from Houston, with most prices found around $1,034. If you aren’t able to travel during the month of July, then book flights to Australia from Houston during November instead. Flights to Australia in November, while not as cheap as those in July, still average around $1,071.

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 $1,356 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 $971 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	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 are updated daily.
How many operators does momondo search for flights from Houston to Australia?
As of April 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 7.9 8,404 reviews	Search Delta flights
Qantas Airways	PriceFrom $447	Free Cancellation	Rating 7.5 1,018 reviews	Search Qantas Airways flights
Fiji Airways	PriceFrom $702	Free Cancellation	Rating 8.1 239 reviews	Search Fiji Airways flights
Air Canada	PriceFrom $750	Free Cancellation	Rating 7.1 10,915 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $830	Free Cancellation	Rating 8.0 627 reviews	Search Air New Zealand flights
American Airlines	PriceFrom $831	Free Cancellation	Rating 7.1 11,568 reviews	Search American Airlines flights
United Airlines	PriceFrom $839	Free Cancellation	Rating 7.4 9,567 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.