What airlines fly to Australia?

Air New Zealand, American Airlines and United 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 30% 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, Fiji Airways, 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 June 2025, 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.

$431 Cheap Flights from Houston to Australia in 2025

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Find the cheapest flights from Houston to Australia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

11:24 am - 6:35 amIAH-SYD

28h 11m2 stops

9:25 am - 11:44 amSYD-IAH

41h 19m2 stops

$863Delta

Find Deal

Mon, Jun 30 - Mon, Jul 7

4:00 pm - 8:35 amIAH-SYD

23h 35m1 stop

11:05 am - 2:21 pmSYD-IAH

20h 16m1 stop

$870Delta

Find Deal

Mon, Nov 3 - Mon, Nov 17

9:55 pm - 10:50 amIAH-MEL

21h 55m1 stop

12:05 pm - 4:15 pmMEL-IAH

19h 10m1 stop

$999Air New Zealand

Find Deal

Wed, Aug 6 - Wed, Aug 13

12:00 pm - 10:50 amIAH-MEL

31h 50m2 stops

8:35 am - 9:41 pmMEL-IAH

28h 06m2 stops

$1,015Air New Zealand

Find Deal

Mon, Aug 11 - Mon, Aug 25

4:28 pm - 7:05 amHOU-SYD

23h 37m2 stops

9:10 am - 6:04 pmSYD-HOU

23h 54m2 stops

$1,448American Airlines

Find Deal

Wed, Sep 10 - Wed, Sep 24

4:28 pm - 7:05 amHOU-SYD

23h 37m2 stops

12:10 pm - 3:55 pmSYD-HOU

18h 45m1 stop

$1,449American Airlines

Find Deal

Wed, Sep 10 - Wed, Sep 24

4:50 pm - 8:15 amIAH-MEL

24h 25m1 stop

10:55 am - 4:46 pmMEL-IAH

20h 51m1 stop

$1,454United Airlines

Find Deal

Tue, Sep 2 - Mon, Sep 15

5:02 pm - 7:30 amIAH-BNE

22h 28m1 stop

11:40 am - 5:00 pmBNE-IAH

21h 20m1 stop

$1,457United Airlines

Find Deal

Wed, Nov 19 - Tue, Dec 2

6:44 pm - 6:55 amHOU-SYD

21h 11m1 stop

12:10 pm - 3:55 pmSYD-HOU

18h 45m1 stop

$1,830Qantas Airways

Find Deal

Wed, Sep 10 - Wed, Sep 24

4:28 pm - 6:55 amHOU-SYD

23h 27m1 stop

12:10 pm - 6:04 pmSYD-HOU

20h 54m1 stop

$1,835Qantas Airways

Find Deal

Wed, Sep 10 - Wed, Sep 24

Air Canada flights from Houston to Australia

Our best Air Canada deals on Houston to Australia flight tickets

Air Canada

Sep 18

IAH4:32 pmHouston George Bush Intcntl

47h 48m

2 stops

SYD7:20 amSydney Kingsford Smith

Sep 30

SYD9:20 amSydney Kingsford Smith

49h 22m

3 stops

IAH7:42 pmHouston George Bush Intcntl

$995

Find similar

Air Canada

Sep 2

IAH9:44 amHouston George Bush Intcntl

35h 36m

2 stops

MEL12:20 pmMelbourne

Sep 12

MEL6:00 amMelbourne

24h 42m

2 stops

IAH3:42 pmHouston George Bush Intcntl

$1,026

Find similar

Air Canada

Sep 24

IAH10:00 amHouston George Bush Intcntl

54h 20m

3 stops

SYD7:20 amSydney Kingsford Smith

Oct 2

SYD9:20 amSydney Kingsford Smith

43h 11m

2 stops

IAH1:31 pmHouston George Bush Intcntl

$1,101

Find similar

American Airlines flights from Houston to Australia

Our best American Airlines deals on Houston to Australia flight tickets

American Airlines

Sep 10

HOU4:28 pmHouston Hobby

23h 37m

2 stops

SYD7:05 amSydney Kingsford Smith

Sep 24

SYD9:10 amSydney Kingsford Smith

23h 54m

2 stops

HOU6:04 pmHouston Hobby

$1,448

Find similar

American Airlines

Sep 10

HOU4:28 pmHouston Hobby

23h 37m

2 stops

SYD7:05 amSydney Kingsford Smith

Sep 24

SYD12:10 pmSydney Kingsford Smith

18h 45m

1 stop

HOU3:55 pmHouston Hobby

$1,449

Find similar

American Airlines

Jun 22

IAH6:11 pmHouston George Bush Intcntl

21h 54m

2 stops

SYD7:05 amSydney Kingsford Smith

Jul 6

SYD9:10 amSydney Kingsford Smith

25h 04m

1 stop

IAH7:14 pmHouston George Bush Intcntl

$1,748

Find similar

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 March is, on average, the cheapest month to fly to Australia from Houston, with most prices found around $907. If you aren’t able to travel during the month of March, then book flights to Australia from Houston during May instead. Flights to Australia in May, while not as cheap as those in March, still average around $1,034.

What is the cheapest day to depart on your flight to Australia?

The cheapest day to depart from Houston to Australia is on a Tuesday. Travelers who choose to depart for Australia on a Tuesday will often find tickets for as low as $1,171. On the other hand, Thursday is the most expensive day to depart from Houston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,370.

What is the cheapest time of day to depart on your flight to Australia?

Flying to Australia from Houston at noon is the least expensive time of day to depart. momondo users have found prices as low as $868 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,683 on average. Flights to Australia from Houston in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 23 weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,190 when searching 23 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 $948 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

Best Price Found	$431
Fastest flight time	17h 35m
Direct flights	Mon, Wed, Thu, Fri, Sat and Sun
Airports in Australia	4 airports

The best one-way flight to Australia from Houston in the past 72 hours is $431. The best round-trip flight deal from Houston to Australia found on momondo in the last 72 hours is $863.

The fastest flight from Houston to Australia takes 17h 35m

Direct flights go from Houston to Australia on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is United Airlines.

There are 4 airports near Australia: Melbourne (MEL), Brisbane (BNE), Perth (PER), Sydney Kingsford Smith (SYD)

Search flight deals

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 2025, 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
Qantas Airways	PriceFrom $655	Free Cancellation	Rating 7.5 854 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $684	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Air New Zealand	PriceFrom $783	Free Cancellation	Rating 8.0 483 reviews	Search Air New Zealand flights
Air Canada	PriceFrom $820	Free Cancellation	Rating 7.1 9,531 reviews	Search Air Canada flights
Delta	PriceFrom $830	Free Cancellation	Rating 8.0 7,950 reviews	Search Delta flights
Fiji Airways	PriceFrom $859	Free Cancellation	Rating 8.1 194 reviews	Search Fiji Airways flights
United Airlines	PriceFrom $971	Free Cancellation	Rating 7.4 8,790 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.