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$505+ Cheap flights from Houston to Australia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SYD
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap flight deals from Houston to Australia

Keep the following information in mind while searching for Houston to Australia flight deals. Data was last updated January 8, 2026.

Round-trip from

$820
(Trip.com)

One-way from

$505
(Trip.com)

Popular in

May

Cheapest in

July

Average price

$1,450
From Houston to Australia
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One-way flight from Houston to Australia
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Highest demand for flights based on searches. 9% potential increase in price ($126 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Houston to Australia

Cheapest flights from Houston to Australia
Explore the most affordable flight options available from Houston to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This Trip.com deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/44:08 pmIAH - SYD
2 stops27h 27mMultiple Airlines
Wed 2/112:00 pmSYD - IAH
2 stops26h 59mMultiple Airlines
Deal found 1/5$820
This Trip.com deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/214:34 pmIAH - SYD
2 stops36h 31mMultiple Airlines
Sun 3/12:00 pmSYD - IAH
2 stops27h 30mMultiple Airlines
Deal found 1/7$893
This Trip.com deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/54:08 pmIAH - SYD
2 stops27h 27mMultiple Airlines
Thu 2/122:00 pmSYD - IAH
2 stops27h 30mMultiple Airlines
Deal found 1/7$924
This Air Canada deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/35:25 pmIAH - BNE
1 stop23h 20mAir Canada
Tue 2/1710:45 amBNE - IAH
2 stops42h 49mAir Canada
Deal found 1/6$935
This American Airlines deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:42 pmIAH - SYD
1 stop21h 18mAmerican Airlines
Tue 3/2411:20 amSYD - IAH
1 stop23h 51mAmerican Airlines
Deal found 1/8$939
This American Airlines deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:41 pmIAH - SYD
1 stop20h 49mAmerican Airlines
Wed 5/139:10 amSYD - IAH
1 stop25h 01mAmerican Airlines
Deal found 1/8$941
This American Airlines deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/64:19 pmHOU - SYD
2 stops23h 46mAmerican Airlines
Wed 5/135:50 pmSYD - HOU
2 stops20h 57mAmerican Airlines
Deal found 1/7$945
This American Airlines deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/284:18 pmIAH - SYD
2 stops23h 07mAmerican Airlines
Sun 8/95:50 pmSYD - IAH
2 stops21h 04mAmerican Airlines
Deal found 1/7$946
This Gurufare deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:41 pmIAH - SYD
1 stop20h 24mQantas Airways
Tue 4/219:10 amSYD - IAH
1 stop25h 01mQantas Airways
Deal found 1/8$948
This Air Canada deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/92:26 pmIAH - BNE
2 stops50h 19mAir Canada
Wed 2/2510:45 amBNE - IAH
1 stop21h 39mAir Canada
Deal found 1/6$950
This Trip.com deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/14:34 pmIAH - SYD
2 stops27h 01mMultiple Airlines
Sun 3/152:00 pmSYD - IAH
2 stops26h 55mMultiple Airlines
Deal found 1/8$968
This Air Canada deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/44:30 pmIAH - BNE
2 stops47h 35mAir Canada
Thu 5/1410:00 amBNE - IAH
2 stops42h 39mAir Canada
Deal found 1/6$970

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from Houston to Australia that are best for you.

Fly from

Houston

Fly to

Australia

Route

Depart

Return

Price

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Mon 2/9

2:26 pm-8:45 am

2 stops50h 19m

Brisbane

Wed 2/25

10:45 am-4:24 pm

1 stop21h 39m

$950

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Mon 5/4

4:30 pm-7:05 am

2 stops47h 35m

Brisbane

Thu 5/14

10:00 am-1:39 pm

2 stops42h 39m

$970

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 3/10

7:42 pm-9:00 am

1 stop21h 18m

Sydney Kingsford Smith

Tue 3/24

11:20 am-7:11 pm

1 stop23h 51m

$980

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Sun 2/22

4:34 pm-5:15 pm

2 stops31h 41m

Melbourne

Sat 2/28

12:00 pm-12:30 am

1 stop29h 30m

$990

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Wed 2/18

9:35 am-8:45 am

2 stops31h 10m

Brisbane

Thu 3/12

9:45 am-4:24 pm

1 stop21h 39m

$1,001

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Mon 2/9

12:10 pm-8:45 am

2 stops28h 35m

Brisbane

Fri 2/20

10:45 am-4:24 pm

1 stop21h 39m

$1,005

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 2/25

3:02 pm-10:55 am

2 stops26h 53m

Melbourne

Wed 3/4

9:05 am-2:05 pm

2 stops22h 00m

$1,022

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Wed 6/3

6:05 pm-11:05 am

2 stops26h 00m

Brisbane

Wed 6/17

9:35 am-4:25 pm

1 stop21h 50m

$1,022

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 4/1

4:30 pm-10:55 am

2 stops26h 25m

Melbourne

Wed 4/15

12:10 pm-4:25 pm

1 stop19h 15m

$1,071

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Thu 2/5

4:08 pm-7:25 am

1 stop22h 17m

Sydney Kingsford Smith

Thu 2/12

5:45 pm-5:54 am

2 stops29h 09m

$1,083

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 60 results
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Best time to book a flight from Houston to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Houston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston to Australia

What is the cheapest month to book a flight from Houston to Australia?

Currently, July is the cheapest month in which you can book a flight from Houston to Australia (average of $244). Flying from Houston to Australia in November is currently the most expensive (average of $839). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HOU to AU?

Find hourly flight availability from Houston to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 8, 2026.

When flying from Houston to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated January 8, 2026.
Peruse reviews from past customers who have flown with Fiji Airways, Air New Zealand, and Qantas Airways from Houston to Australia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Fiji Airways
8.0
Very good
216 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.5

Food

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
Fiji Airways
8.0
Very good
216 reviews
Fiji Airways
8.0
Very good
216 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.5

Food

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
Air New Zealand
8.0
Very good
567 reviews
Fiji Airways
8.0
Very good
216 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.5

Food

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
Qantas Airways
7.5
Good
968 reviews
Fiji Airways
8.0
Very good
216 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.5

Food

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
United Airlines
7.4
Good
9,142 reviews
Fiji Airways
8.0
Very good
216 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.5

Food

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
American Airlines
7.2
Good
11,097 reviews
Fiji Airways
8.0
Very good
216 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.5

Food

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.

Related info for your journey

Find useful and relevant information for your journey from Houston to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Houston to Australia?

    Air Canada, Qantas Airways, and Air New Zealand can get you from Houston to Australia in just under 21h 18m. Your travel time can differ by up to 29h 01m. Houston and Australia are separated by a distance of 8591 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Houston to Australia one-way?

    The cheapest airline one-way is Qantas Airways, with whom users have recently found tickets for as low as $363. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Houston to Australia for a low price.

  • What are the most popular routes from Houston to Australia?

    When deciding which route to take from Houston to Australia consider Houston Hobby - Sydney Kingsford Smith, Houston George Bush Intcntl - Sydney Kingsford Smith or Houston Hobby - Melbourne as they are the most popular.

  • Can I find deals for flights from Houston to Australia that include hotel bookings?

    Yes. In addition to deals on Houston to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Australia.

  • Can I find deals for business class flights from Houston to Australia?

    Yes. Cheapflights offers flight deals from Houston to Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston to Australia?

    Currently, July is the cheapest month in which you can book a flight from Houston to Australia (average of $244). Flying from Houston to Australia in November is currently the most expensive (average of $839). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Houston to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Houston to Australia

Discover the top 7 airlines that operate flights from Houston to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$337Average$947FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$750Average$1,175FlexibilityNo cancel feeOn-time67%
Air New ZealandCheapest$783Average$1,337FlexibilityNo cancel feeOn-time78%
Fiji AirwaysCheapest$790Average$1,206FlexibilityNo cancel feeOn-time74%
Qantas AirwaysCheapest$799Average$968FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$817Average$903FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$839Average$1,700FlexibilityNo cancel feeOn-time69%

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