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

Turkish Airlines, Cathay Pacific, 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 64% 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.

$485 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.

5:45 am - 11:50 am

IAH

SYD

39h 05m

3 stops

1:20 pm - 12:44 am

SYD

IAH

26h 24m

3 stops

$1,040Multiple Airlines

Wed, May 13 - Wed, Jun 3

4:21 pm - 11:50 am

IAH

SYD

28h 29m

2 stops

1:20 pm - 9:10 pm

SYD

IAH

46h 50m

3 stops

$1,062Multiple Airlines

Wed, May 13 - Wed, Jun 3

9:33 am - 11:50 am

IAH

SYD

35h 17m

2 stops

1:15 pm - 10:17 am

SYD

IAH

36h 02m

3 stops

$1,068Multiple Airlines

Wed, Apr 29 - Sat, May 16

8:15 pm - 7:30 am

IAH

MEL

20h 15m

1 stop

8:35 am - 4:25 pm

MEL

IAH

22h 50m

1 stop

$1,457Air New Zealand

Wed, Jun 10 - Wed, Jun 17

6:46 pm - 7:30 am

IAH

MEL

21h 44m

1 stop

12:10 pm - 3:25 pm

MEL

IAH

19h 15m

1 stop

$1,458Air New Zealand

Mon, Sep 28 - Mon, Oct 19

4:19 pm - 11:50 am

HOU

SYD

28h 31m

2 stops

1:15 pm - 11:59 pm

SYD

HOU

25h 44m

2 stops

$1,504Fiji Airways

Sat, May 16 - Sat, May 23

12:50 pm - 5:00 am

HOU

MEL

25h 10m

1 stop

1:35 pm - 7:53 pm

MEL

HOU

21h 18m

1 stop

$1,691American Airlines

Wed, Jun 24 - Wed, Jul 8

9:30 am - 5:00 am

HOU

MEL

28h 30m

1 stop

9:45 am - 6:08 pm

MEL

HOU

23h 23m

2 stops

$1,695American Airlines

Wed, Jun 24 - Wed, Jul 8

8:22 pm - 10:55 am

HOU

BNE

23h 33m

2 stops

7:40 am - 3:58 pm

BNE

HOU

23h 18m

2 stops

$2,098Qantas Airways

Tue, Sep 15 - Tue, Sep 29

4:19 pm - 4:50 pm

HOU

BNE

33h 31m

2 stops

3:30 pm - 3:45 pm

BNE

HOU

39h 15m

2 stops

$2,320Qantas Airways

Sat, May 16 - Sat, May 23

Fiji Airways flights from Houston to Australia

Our best Fiji Airways deals on Houston to Australia flight tickets

Fiji Airways

Aug 11

HOU6:14 pmHouston Hobby

26h 36m

2 stops

SYD11:50 amSydney Kingsford Smith

Aug 18

SYD1:15 pmSydney Kingsford Smith

21h 36m

2 stops

HOU7:51 pmHouston Hobby

$1,501

Fiji Airways

May 16

HOU4:19 pmHouston Hobby

28h 31m

2 stops

SYD11:50 amSydney Kingsford Smith

May 23

SYD1:15 pmSydney Kingsford Smith

25h 44m

2 stops

HOU11:59 pmHouston Hobby

$1,504

Fiji Airways

Sep 5

HOU6:14 pmHouston Hobby

26h 36m

2 stops

SYD11:50 amSydney Kingsford Smith

Sep 15

SYD1:15 pmSydney Kingsford Smith

21h 36m

2 stops

HOU7:51 pmHouston Hobby

$1,595

American Airlines flights from Houston to Australia

Our best American Airlines deals on Houston to Australia flight tickets

American Airlines

Jul 26

HOU4:15 pmHouston Hobby

23h 50m

2 stops

SYD7:05 amSydney Kingsford Smith

Aug 5

SYD12:00 pmSydney Kingsford Smith

22h 51m

1 stop

HOU7:51 pmHouston Hobby

$1,710

American Airlines

Jul 26

HOU4:15 pmHouston Hobby

23h 50m

2 stops

SYD7:05 amSydney Kingsford Smith

Aug 5

SYD9:10 amSydney Kingsford Smith

21h 18m

2 stops

HOU3:28 pmHouston Hobby

$1,711

American Airlines

Jun 20

HOU12:50 pmHouston Hobby

25h 10m

2 stops

BNE5:00 amBrisbane

Jul 7

BNE8:35 pmBrisbane

27h 30m

2 stops

HOU9:05 amHouston Hobby

$1,749

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 5/13

5:45 am-11:50 am

3 stops39h 05m

Sydney Kingsford Smith

Wed 6/3

1:20 pm-12:44 am

3 stops26h 24m

$1,040

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 5/13

4:21 pm-11:50 am

2 stops28h 29m

Sydney Kingsford Smith

Wed 6/3

1:20 pm-9:10 pm

3 stops46h 50m

$1,062

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 4/29

9:33 am-11:50 am

2 stops35h 17m

Sydney Kingsford Smith

Sat 5/16

1:15 pm-10:17 am

3 stops36h 02m

$1,068

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 6/10

8:15 pm-7:30 am

1 stop20h 15m

Melbourne

Wed 6/17

8:35 am-4:25 pm

1 stop22h 50m

$1,457

Quickest round-trip

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Mon 9/28

6:46 pm-7:30 am

1 stop21h 44m

Melbourne

Mon 10/19

12:10 pm-3:25 pm

1 stop19h 15m

$1,458

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sat 5/16

4:19 pm-11:50 am

2 stops28h 31m

Sydney Kingsford Smith

Sat 5/23

1:15 pm-11:59 pm

2 stops25h 44m

$1,504

HoustonMelbourne

HOU - MEL

HOUMEL

Houston Hobby

Wed 6/24

12:50 pm-5:00 am

1 stop25h 10m

Melbourne

Wed 7/8

1:35 pm-7:53 pm

1 stop21h 18m

$1,691

HoustonMelbourne

HOU - MEL

HOUMEL

Houston Hobby

Wed 6/24

9:30 am-5:00 am

1 stop28h 30m

Melbourne

Wed 7/8

9:45 am-6:08 pm

2 stops23h 23m

$1,695

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

Tue 9/15

8:22 pm-10:55 am

2 stops23h 33m

Brisbane

Tue 9/29

7:40 am-3:58 pm

2 stops23h 18m

$2,098

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

Sat 5/16

4:19 pm-4:50 pm

2 stops33h 31m

Brisbane

Sat 5/23

3:30 pm-3:45 pm

2 stops39h 15m

$2,320

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 8,434 reviews	Search Delta flights
Qantas Airways	PriceFrom $447	Free Cancellation	Rating 7.5 1,024 reviews	Search Qantas Airways flights
Fiji Airways	PriceFrom $714	Free Cancellation	Rating 8.1 240 reviews	Search Fiji Airways flights
Air Canada	PriceFrom $750	Free Cancellation	Rating 7.1 10,947 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $830	Free Cancellation	Rating 8.0 632 reviews	Search Air New Zealand flights
American Airlines	PriceFrom $831	Free Cancellation	Rating 7.1 11,645 reviews	Search American Airlines flights
United Airlines	PriceFrom $839	Free Cancellation	Rating 7.4 9,613 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.