How many flights depart from Houston to Australia on average per week?

The number of flights available between Houston and Australia is 12 per week as of October 2026. The most frequent departure day is Wed, with 25% of weekly flights leaving on this day.

How many flights depart from Houston to Australia on average per day?

As of October 2026, there are 1 flights per day flying from Houston to Australia. The most common time of day flights depart is 9:00PM, with 100% of flights taking off in the evening.

What airlines fly to Australia?

Air New Zealand, United Airlines and Delta 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 6 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?

Air New Zealand, Turkish Airlines, and United Airlines 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 October 2026, there are 6 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.

$622 Cheap Flights from Houston to Australia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Australia

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:00 am - 9:30 amIAH Houston George Bush Intcntl-MEL Melbourne

31h 30m1 stop Los Angeles

1:55 pm - 8:19 pmMEL Melbourne-IAH Houston George Bush Intcntl

23h 24m2 stops Nadi Los Angeles

$1,029Multiple Airlines

Tue, Feb 9 - Fri, Feb 26

9:00 am - 9:30 amIAH Houston George Bush Intcntl-MEL Melbourne

31h 30m1 stop Los Angeles

1:55 pm - 8:19 pmMEL Melbourne-IAH Houston George Bush Intcntl

23h 24m2 stops Nadi Los Angeles

$1,048Multiple Airlines

Tue, Feb 9 - Fri, Feb 26

9:30 am - 9:35 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

31h 05m2 stops Calgary Vancouver Intl

11:20 am - 2:38 pmSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

20h 18m1 stop Vancouver Intl

$1,086Air Canada

Tue, Feb 9 - Tue, Feb 23

6:10 pm - 8:45 amIAH Houston George Bush Intcntl-BNE Brisbane

22h 35m1 stop Vancouver Intl

10:45 am - 2:38 pmBNE Brisbane-IAH Houston George Bush Intcntl

19h 53m1 stop Vancouver Intl

$1,089Air Canada

Tue, Feb 9 - Wed, Feb 17

3:17 pm - 9:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

24h 43m1 stop Los Angeles

8:55 am - 2:40 pmSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

22h 45m2 stops Auckland Intl Los Angeles

$1,141Qantas Airways

Mon, Nov 23 - Mon, Dec 7

3:17 pm - 9:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

24h 43m1 stop Los Angeles

7:05 am - 2:40 pmSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

24h 35m2 stops Auckland Intl Los Angeles

$1,166Qantas Airways

Wed, Nov 25 - Mon, Dec 7

6:10 pm - 9:35 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

22h 25m1 stop Vancouver Intl

11:20 am - 2:38 pmSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

20h 18m1 stop Vancouver Intl

$1,269Air New Zealand

Fri, Nov 13 - Mon, Nov 23

6:10 pm - 9:35 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

22h 25m1 stop Vancouver Intl

11:20 am - 2:38 pmSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

20h 18m1 stop Vancouver Intl

$1,269Air New Zealand

Fri, Nov 13 - Sun, Nov 22

8:25 pm - 7:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mnonstop

9:15 am - 8:55 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mnonstop

$1,683United Airlines

Mon, Mar 8 - Mon, Mar 22

8:25 pm - 7:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mnonstop

9:15 am - 8:55 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mnonstop

$1,683United Airlines

Tue, Mar 9 - Tue, Mar 23

Cheap last minute flights

Enter your travel dates to find the best prices.

9:33 am - 8:45 amIAH Houston George Bush Intcntl-BNE Brisbane

32h 12m2 stops Calgary Vancouver Intl

10:45 am - 2:38 pmBNE Brisbane-IAH Houston George Bush Intcntl

19h 53m1 stop Vancouver Intl

$1,132Air Canada

Sat, Oct 31 - Sun, Nov 15

9:33 am - 8:45 amIAH Houston George Bush Intcntl-BNE Brisbane

32h 12m2 stops Calgary Vancouver Intl

10:45 am - 9:39 pmBNE Brisbane-IAH Houston George Bush Intcntl

50h 54m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,132Air Canada

Sat, Oct 31 - Sun, Nov 15

6:05 am - 6:25 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

31h 20m2 stops Atlanta Hartsfield-Jackson Los Angeles

2:00 pm - 12:42 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

27h 42m3 stops Nadi Los Angeles Denver Intl

$1,315Multiple Airlines

Wed, Nov 4 - Wed, Nov 11

9:55 pm - 6:25 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

39h 30m1 stop Los Angeles

2:00 pm - 11:32 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

38h 32m2 stops Nadi Los Angeles

$1,334Multiple Airlines

Wed, Nov 4 - Wed, Nov 11

8:06 pm - 9:05 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

19h 59m1 stop Los Angeles

11:50 am - 2:15 pmSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

19h 25m1 stop Auckland Intl

$1,599Air New Zealand

Mon, Nov 2 - Mon, Nov 16

10:00 am - 8:35 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

29h 35m2 stops Los Angeles Auckland Intl

11:50 am - 10:28 pmSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

27h 38m1 stop San Francisco

$1,610Air New Zealand

Mon, Nov 2 - Mon, Nov 16

4:25 pm - 9:05 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

23h 40m1 stop Los Angeles

9:15 am - 7:55 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mnonstop

$1,975United Airlines

Mon, Nov 2 - Mon, Nov 16

8:25 pm - 7:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mnonstop

9:15 am - 7:55 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mnonstop

$1,975United Airlines

Mon, Nov 2 - Mon, Nov 16

5:06 pm - 9:55 amHOU Houston Hobby-PER Perth

51h 49m2 stops Dallas/Fort Worth Melbourne

5:00 pm - 4:40 pmPER Perth-HOU Houston Hobby

37h 40m2 stops Brisbane Dallas/Fort Worth

$3,259Qantas Airways

Sat, Oct 31 - Sat, Nov 21

8:09 pm - 12:30 pmHOU Houston Hobby-PER Perth

50h 21m2 stops Dallas/Fort Worth Sydney Kingsford Smith

11:10 pm - 11:16 pmPER Perth-HOU Houston Hobby

38h 06m3 stops Brisbane Los Angeles Dallas/Fort Worth

$3,489Qantas Airways

Mon, Nov 2 - Tue, Nov 10

Cheap direct flights

Enter your travel dates to find the best prices.

8:25 pm - 7:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mnonstop

9:15 am - 8:55 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mnonstop

$1,683United Airlines

Mon, Mar 8 - Mon, Mar 22

8:25 pm - 7:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mnonstop

9:15 am - 8:55 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mnonstop

$1,683United Airlines

Tue, Mar 9 - Tue, Mar 23

8:25 pm - 7:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mnonstop

9:15 am - 8:55 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mnonstop

$1,683United Airlines

Wed, Mar 10 - Wed, Mar 24

8:25 pm - 7:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mnonstop

9:15 am - 8:55 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mnonstop

$1,683United Airlines

Mon, Mar 8 - Tue, Mar 23

8:25 pm - 7:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mnonstop

9:15 am - 8:55 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mnonstop

$1,683United Airlines

Mon, Mar 8 - Wed, Mar 24

8:25 pm - 7:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mnonstop

9:15 am - 7:55 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mnonstop

$1,683United Airlines

Tue, Feb 23 - Tue, Mar 9

8:25 pm - 7:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mnonstop

9:15 am - 8:55 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mnonstop

$1,683United Airlines

Tue, Mar 9 - Wed, Mar 24

8:25 pm - 7:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mnonstop

9:15 am - 8:55 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mnonstop

$1,683United Airlines

Tue, Mar 9 - Mon, Mar 22

8:25 pm - 7:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mnonstop

9:15 am - 7:55 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mnonstop

$2,579Lufthansa

Mon, Nov 23 - Mon, Dec 7

8:25 pm - 7:00 amIAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mnonstop

9:15 am - 8:55 amSYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mnonstop

$8,432Multiple Airlines

Wed, Mar 10 - Wed, Mar 24

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Air Canada flights from Houston to Australia

Our best Air Canada deals on Houston to Australia flight tickets

Air Canada

Feb 9

IAH6:10 pmHouston George Bush Intcntl

22h 25m

1 stop

SYD9:35 amSydney Kingsford Smith

Feb 23

SYD11:20 amSydney Kingsford Smith

20h 18m

1 stop

IAH2:38 pmHouston George Bush Intcntl

$1,086

Air Canada

Feb 9

IAH6:10 pmHouston George Bush Intcntl

22h 35m

1 stop

BNE8:45 amBrisbane

Feb 17

BNE10:45 amBrisbane

19h 53m

1 stop

IAH2:38 pmHouston George Bush Intcntl

$1,089

Air Canada

Feb 9

IAH9:30 amHouston George Bush Intcntl

31h 15m

2 stops

BNE8:45 amBrisbane

Feb 17

BNE6:35 amBrisbane

42h 34m

3 stops

IAH9:09 amHouston George Bush Intcntl

$1,121

Qantas Airways flights from Houston to Australia

Our best Qantas Airways deals on Houston to Australia flight tickets

Qantas Airways

Nov 23

IAH3:17 pmHouston George Bush Intcntl

24h 43m

1 stop

SYD9:00 amSydney Kingsford Smith

Dec 7

SYD8:55 amSydney Kingsford Smith

22h 45m

2 stops

IAH2:40 pmHouston George Bush Intcntl

$1,141

Qantas Airways

Nov 25

IAH3:17 pmHouston George Bush Intcntl

24h 43m

1 stop

SYD9:00 amSydney Kingsford Smith

Dec 7

SYD7:05 amSydney Kingsford Smith

24h 35m

2 stops

IAH2:40 pmHouston George Bush Intcntl

$1,166

Qantas Airways

Nov 22

IAH3:17 pmHouston George Bush Intcntl

24h 43m

1 stop

SYD9:00 amSydney Kingsford Smith

Dec 7

SYD8:55 amSydney Kingsford Smith

22h 45m

2 stops

IAH2:40 pmHouston George Bush Intcntl

$1,184

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonMelbourne

IAH Houston George Bush Intcntl - MEL Melbourne

IAHMEL

Houston George Bush Intcntl

Tue 2/9

9:00 am-9:30 am

1 stop31h 30m

Melbourne

Fri 2/26

1:55 pm-8:19 pm

2 stops23h 24m

$1,029

HoustonMelbourne

IAH Houston George Bush Intcntl - MEL Melbourne

IAHMEL

Houston George Bush Intcntl

Tue 2/9

9:00 am-9:30 am

1 stop31h 30m

Melbourne

Fri 2/26

1:55 pm-8:19 pm

2 stops23h 24m

$1,048

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Tue 2/9

9:30 am-9:35 am

2 stops31h 05m

Sydney Kingsford Smith

Tue 2/23

11:20 am-2:38 pm

1 stop20h 18m

$1,086

HoustonBrisbane

IAH Houston George Bush Intcntl - BNE Brisbane

IAHBNE

Houston George Bush Intcntl

Tue 2/9

6:10 pm-8:45 am

1 stop22h 35m

Brisbane

Wed 2/17

10:45 am-2:38 pm

1 stop19h 53m

$1,089

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Mon 11/23

3:17 pm-9:00 am

1 stop24h 43m

Sydney Kingsford Smith

Mon 12/7

8:55 am-2:40 pm

2 stops22h 45m

$1,141

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Wed 11/25

3:17 pm-9:00 am

1 stop24h 43m

Sydney Kingsford Smith

Mon 12/7

7:05 am-2:40 pm

2 stops24h 35m

$1,166

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Fri 11/13

6:10 pm-9:35 am

1 stop22h 25m

Sydney Kingsford Smith

Mon 11/23

11:20 am-2:38 pm

1 stop20h 18m

$1,269

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Fri 11/13

6:10 pm-9:35 am

1 stop22h 25m

Sydney Kingsford Smith

Sun 11/22

11:20 am-2:38 pm

1 stop20h 18m

$1,269

Quickest round-trip

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Mon 3/8

8:25 pm-7:00 am

Nonstop17h 35m

Sydney Kingsford Smith

Mon 3/22

9:15 am-8:55 am

Nonstop15h 40m

$1,683

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Tue 3/9

8:25 pm-7:00 am

Nonstop17h 35m

Sydney Kingsford Smith

Tue 3/23

9:15 am-8:55 am

Nonstop15h 40m

$1,683

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

Other information

What is the cheapest month to fly to Australia?

The month of May is, on average, the cheapest month to fly to Australia from Houston, with most prices found around $1,344. If you aren’t able to travel during the month of May, then book flights to Australia from Houston during February instead. Flights to Australia in February, while not as cheap as those in May, still average around $1,369.

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 $1,564 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 $1,101 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	$622
Fastest flight time	17h 35m
Direct flights	Every day
Airports in Australia	269 airports

The best one-way flight to Australia from Houston in the past 72 hours is $622. The best round-trip flight deal from Houston to Australia found on momondo in the last 72 hours is $1,029.

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

Direct flights go from Houston to Australia every day.

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 October 2026, there are 6 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 7.8 8,690 reviews	Search Delta flights
Qantas Airways	PriceFrom $447	Free Cancellation	Rating 7.5 1,121 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $774	Free Cancellation	Rating 7.0 12,210 reviews	Search American Airlines flights
Air Canada	PriceFrom $782	Free Cancellation	Rating 7.1 11,832 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $830	Free Cancellation	Rating 8.0 679 reviews	Search Air New Zealand flights
United Airlines	PriceFrom $839	Free Cancellation	Rating 7.3 10,451 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.