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?

Delta, American Airlines, and Qantas Airways 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 May 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.

$514 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

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 am - 11:50 am

IAH

SYD

38h 20m

3 stops

1:15 pm - 12:44 am

SYD

IAH

26h 29m

3 stops

$1,120Multiple Airlines

Fri, May 22 - Sat, May 30

4:07 pm - 11:50 am

IAH

SYD

28h 43m

2 stops

1:15 pm - 12:44 am

SYD

IAH

50h 29m

3 stops

$1,176Multiple Airlines

Fri, May 22 - Sat, May 30

4:31 pm - 7:30 am

IAH

MEL

23h 59m

1 stop

12:10 pm - 6:34 am

MEL

IAH

33h 24m

2 stops

$1,450Air New Zealand

Mon, Jun 22 - Sun, Jul 19

2:25 pm - 10:55 am

IAH

MEL

29h 30m

2 stops

9:30 am - 12:50 am

MEL

IAH

30h 20m

1 stop

$1,457Air New Zealand

Tue, May 19 - Sun, May 31

8:14 pm - 11:50 am

HOU

SYD

24h 36m

2 stops

1:15 pm - 11:55 pm

SYD

HOU

25h 40m

2 stops

$1,483Fiji Airways

Thu, Aug 13 - Thu, Aug 27

6:48 pm - 11:50 am

HOU

SYD

26h 02m

2 stops

1:15 pm - 7:51 pm

SYD

HOU

21h 36m

2 stops

$1,600Fiji Airways

Sat, Jun 20 - Tue, Jun 23

9:30 am - 5:00 am

HOU

MEL

28h 30m

1 stop

1:35 pm - 6:19 pm

MEL

HOU

19h 44m

1 stop

$1,841American Airlines

Wed, Jun 24 - Wed, Jul 8

12:50 pm - 5:00 am

HOU

MEL

25h 10m

1 stop

1:35 pm - 7:57 pm

MEL

HOU

21h 22m

1 stop

$1,842American Airlines

Wed, Jun 24 - Wed, Jul 8

8:09 pm - 2:10 pm

IAH

AVV

27h 01m

2 stops

8:55 pm - 3:20 pm

AVV

IAH

33h 25m

2 stops

$2,158Qantas Airways

Sat, Aug 1 - Mon, Aug 31

4:15 pm - 3:00 pm

HOU

CNS

31h 45m

3 stops

7:10 pm - 3:58 pm

CNS

HOU

35h 48m

2 stops

$2,169Qantas Airways

Wed, Sep 23 - Sat, Oct 3

American Airlines flights from Houston to Australia

Our best American Airlines deals on Houston to Australia flight tickets

American Airlines

Jun 24

HOU9:30 amHouston Hobby

28h 30m

1 stop

MEL5:00 amMelbourne

Jul 8

MEL1:35 pmMelbourne

19h 44m

1 stop

HOU6:19 pmHouston Hobby

$1,841

American Airlines

Jun 24

HOU12:50 pmHouston Hobby

25h 10m

1 stop

MEL5:00 amMelbourne

Jul 8

MEL1:35 pmMelbourne

21h 22m

1 stop

HOU7:57 pmHouston Hobby

$1,842

American Airlines

Jun 24

HOU9:30 amHouston Hobby

28h 30m

1 stop

MEL5:00 amMelbourne

Jul 8

MEL9:45 amMelbourne

23h 34m

2 stops

HOU6:19 pmHouston Hobby

$1,846

Qantas Airways flights from Houston to Australia

Our best Qantas Airways deals on Houston to Australia flight tickets

Qantas Airways

Oct 5

HOU6:19 pmHouston Hobby

20h 36m

1 stop

SYD6:55 amSydney Kingsford Smith

Oct 19

SYD1:00 pmSydney Kingsford Smith

18h 58m

1 stop

HOU3:58 pmHouston Hobby

$2,041

Qantas Airways

Aug 11

HOU6:14 pmHouston Hobby

21h 41m

1 stop

SYD6:55 amSydney Kingsford Smith

Aug 25

SYD12:00 pmSydney Kingsford Smith

18h 28m

1 stop

HOU3:28 pmHouston Hobby

$2,077

Qantas Airways

Aug 20

HOU8:14 pmHouston Hobby

19h 41m

1 stop

SYD6:55 amSydney Kingsford Smith

Aug 30

SYD12:00 pmSydney Kingsford Smith

18h 28m

1 stop

HOU3:28 pmHouston Hobby

$2,104

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Fri 5/22

6:30 am-11:50 am

3 stops38h 20m

Sydney Kingsford Smith

Sat 5/30

1:15 pm-12:44 am

3 stops26h 29m

$1,120

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Fri 5/22

4:07 pm-11:50 am

2 stops28h 43m

Sydney Kingsford Smith

Sat 5/30

1:15 pm-12:44 am

3 stops50h 29m

$1,176

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Mon 6/22

4:31 pm-7:30 am

1 stop23h 59m

Melbourne

Sun 7/19

12:10 pm-6:34 am

2 stops33h 24m

$1,450

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Tue 5/19

2:25 pm-10:55 am

2 stops29h 30m

Melbourne

Sun 5/31

9:30 am-12:50 am

1 stop30h 20m

$1,457

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Thu 8/13

8:14 pm-11:50 am

2 stops24h 36m

Sydney Kingsford Smith

Thu 8/27

1:15 pm-11:55 pm

2 stops25h 40m

$1,483

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sat 6/20

6:48 pm-11:50 am

2 stops26h 02m

Sydney Kingsford Smith

Tue 6/23

1:15 pm-7:51 pm

2 stops21h 36m

$1,600

HoustonMelbourne

HOU - MEL

HOUMEL

Houston Hobby

Wed 6/24

9:30 am-5:00 am

1 stop28h 30m

Melbourne

Wed 7/8

1:35 pm-6:19 pm

1 stop19h 44m

$1,841

Quickest round-trip

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-7:57 pm

1 stop21h 22m

$1,842

HoustonMelbourne

IAH - AVV

IAHAVV

Houston George Bush Intcntl

Sat 8/1

8:09 pm-2:10 pm

2 stops27h 01m

Melbourne Avalon

Mon 8/31

8:55 pm-3:20 pm

2 stops33h 25m

$2,158

HoustonCairns

HOU - CNS

HOUCNS

Houston Hobby

Wed 9/23

4:15 pm-3:00 pm

3 stops31h 45m

Cairns

Sat 10/3

7:10 pm-3:58 pm

2 stops35h 48m

$2,169

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 $1,358 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.

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	Thu and Sun
Airports in Australia	269 airports

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

Direct flights go from Houston to Australia on Thursday and Sunday. There are no airlines offering direct flights.

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 May 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 8,461 reviews	Search Delta flights
Qantas Airways	PriceFrom $447	Free Cancellation	Rating 7.5 1,030 reviews	Search Qantas Airways flights
Fiji Airways	PriceFrom $702	Free Cancellation	Rating 8.1 240 reviews	Search Fiji Airways flights
Air Canada	PriceFrom $750	Free Cancellation	Rating 7.1 10,995 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $830	Free Cancellation	Rating 8.0 640 reviews	Search Air New Zealand flights
American Airlines	PriceFrom $831	Free Cancellation	Rating 7.1 11,673 reviews	Search American Airlines flights
United Airlines	PriceFrom $839	Free Cancellation	Rating 7.4 9,680 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.