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

Turkish Airlines, American Airlines, and Delta 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 March 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.

$460 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.

2:36 pm - 11:50 am

IAH

SYD

30h 14m

2 stops

1:15 pm - 1:25 am

SYD

IAH

27h 10m

2 stops

$803Multiple Airlines

Sun, Apr 26 - Mon, May 11

4:21 pm - 12:05 pm

IAH

SYD

28h 44m

2 stops

1:20 pm - 1:25 am

SYD

IAH

27h 05m

2 stops

$907Multiple Airlines

Mon, May 11 - Wed, May 20

10:49 am - 11:50 am

IAH

SYD

34h 01m

2 stops

1:15 pm - 12:33 pm

SYD

IAH

38h 18m

3 stops

$911Multiple Airlines

Sun, Apr 26 - Mon, May 11

10:08 am - 11:35 am

IAH

MEL

34h 27m

3 stops

6:00 am - 3:44 pm

MEL

IAH

24h 44m

2 stops

$1,371Air Canada

Fri, Apr 24 - Sat, May 9

9:36 am - 11:50 am

HOU

SYD

35h 14m

2 stops

1:15 pm - 11:53 pm

SYD

HOU

25h 38m

2 stops

$1,498Fiji Airways

Sat, Aug 1 - Thu, Aug 13

4:18 pm - 11:50 am

HOU

SYD

28h 32m

2 stops

1:15 pm - 7:51 pm

SYD

HOU

21h 36m

2 stops

$1,501Fiji Airways

Tue, Apr 28 - Tue, May 12

12:50 pm - 5:00 am

HOU

MEL

25h 10m

1 stop

1:35 pm - 6:08 pm

MEL

HOU

19h 33m

1 stop

$1,689American Airlines

Wed, Jun 24 - Wed, Jul 8

12:50 pm - 5:00 am

HOU

MEL

25h 10m

1 stop

9:45 am - 6:08 pm

MEL

HOU

23h 23m

2 stops

$1,693American Airlines

Wed, Jun 24 - Wed, Jul 8

2:25 pm - 10:15 pm

IAH

PER

42h 50m

2 stops

5:55 pm - 3:40 pm

PER

IAH

34h 45m

2 stops

$1,912Air New Zealand

Tue, May 19 - Thu, May 28

6:05 pm - 4:00 pm

IAH

PER

32h 55m

2 stops

5:55 pm - 3:40 pm

PER

IAH

34h 45m

2 stops

$1,913Air New Zealand

Tue, May 19 - Thu, May 28

Air Canada flights from Houston to Australia

Our best Air Canada deals on Houston to Australia flight tickets

Air Canada

Apr 26

IAH5:25 pmHouston George Bush Intcntl

22h 55m

1 stop

SYD7:20 amSydney Kingsford Smith

May 12

SYD9:20 amSydney Kingsford Smith

21h 24m

1 stop

IAH3:44 pmHouston George Bush Intcntl

$1,052

Air Canada

Apr 26

IAH5:25 pmHouston George Bush Intcntl

22h 55m

1 stop

SYD7:20 amSydney Kingsford Smith

May 11

SYD9:20 amSydney Kingsford Smith

21h 24m

1 stop

IAH3:44 pmHouston George Bush Intcntl

$1,063

Air Canada

Apr 26

IAH11:50 amHouston George Bush Intcntl

28h 30m

2 stops

SYD7:20 amSydney Kingsford Smith

May 11

SYD9:20 amSydney Kingsford Smith

21h 24m

1 stop

IAH3:44 pmHouston George Bush Intcntl

$1,071

Qantas Airways flights from Houston to Australia

Our best Qantas Airways deals on Houston to Australia flight tickets

Qantas Airways

Jul 26

HOU4:15 pmHouston Hobby

23h 50m

2 stops

SYD7:05 amSydney Kingsford Smith

Aug 3

SYD9:10 amSydney Kingsford Smith

21h 35m

2 stops

HOU3:45 pmHouston Hobby

$1,955

Qantas Airways

Aug 6

HOU8:22 pmHouston Hobby

22h 38m

2 stops

MEL10:00 amMelbourne

Aug 19

MEL1:35 pmMelbourne

19h 17m

1 stop

HOU5:52 pmHouston Hobby

$2,105

Qantas Airways

Jun 29

HOU4:15 pmHouston Hobby

21h 45m

1 stop

MEL5:00 amMelbourne

Jul 14

MEL9:00 pmMelbourne

36h 08m

2 stops

HOU6:08 pmHouston Hobby

$2,112

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 4/26

2:36 pm-11:50 am

2 stops30h 14m

Sydney Kingsford Smith

Mon 5/11

1:15 pm-1:25 am

2 stops27h 10m

$803

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 5/11

4:21 pm-12:05 pm

2 stops28h 44m

Sydney Kingsford Smith

Wed 5/20

1:20 pm-1:25 am

2 stops27h 05m

$907

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 4/26

10:49 am-11:50 am

2 stops34h 01m

Sydney Kingsford Smith

Mon 5/11

1:15 pm-12:33 pm

3 stops38h 18m

$911

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Fri 4/24

10:08 am-11:35 am

3 stops34h 27m

Melbourne

Sat 5/9

6:00 am-3:44 pm

2 stops24h 44m

$1,371

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sat 8/1

9:36 am-11:50 am

2 stops35h 14m

Sydney Kingsford Smith

Thu 8/13

1:15 pm-11:53 pm

2 stops25h 38m

$1,498

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 4/28

4:18 pm-11:50 am

2 stops28h 32m

Sydney Kingsford Smith

Tue 5/12

1:15 pm-7:51 pm

2 stops21h 36m

$1,501

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-6:08 pm

1 stop19h 33m

$1,689

HoustonMelbourne

HOU - MEL

HOUMEL

Houston Hobby

Wed 6/24

12:50 pm-5:00 am

1 stop25h 10m

Melbourne

Wed 7/8

9:45 am-6:08 pm

2 stops23h 23m

$1,693

HoustonPerth

IAH - PER

IAHPER

Houston George Bush Intcntl

Tue 5/19

2:25 pm-10:15 pm

2 stops42h 50m

Perth

Thu 5/28

5:55 pm-3:40 pm

2 stops34h 45m

$1,912

HoustonPerth

IAH - PER

IAHPER

Houston George Bush Intcntl

Tue 5/19

6:05 pm-4:00 pm

2 stops32h 55m

Perth

Thu 5/28

5:55 pm-3:40 pm

2 stops34h 45m

$1,913

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 October is, on average, the cheapest month to fly to Australia from Houston, with most prices found around $1,041. If you aren’t able to travel during the month of October, then book flights to Australia from Houston during July instead. Flights to Australia in July, while not as cheap as those in October, still average around $1,065.

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 $1,332 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 $988 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	21h 50m
Direct flights	None

The fastest flight from Houston to Australia takes 21h 50m

There are no direct flights from Houston to Australia. There are no popular flight routes from Houston to Australia.

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 March 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 8,359 reviews	Search Delta flights
Qantas Airways	PriceFrom $447	Free Cancellation	Rating 7.5 1,014 reviews	Search Qantas Airways flights
Fiji Airways	PriceFrom $702	Free Cancellation	Rating 8.1 237 reviews	Search Fiji Airways flights
Air Canada	PriceFrom $750	Free Cancellation	Rating 7.1 10,861 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $830	Free Cancellation	Rating 8.0 623 reviews	Search Air New Zealand flights
American Airlines	PriceFrom $831	Free Cancellation	Rating 7.1 11,527 reviews	Search American Airlines flights
United Airlines	PriceFrom $839	Free Cancellation	Rating 7.4 9,514 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.