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$421+ 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SYD
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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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 November 20, 2025.

This Trip.com deal was found by Cheapflights users on 11/20. 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 12/67:45 amIAH - SYD
1 stop30h 40mMultiple Airlines
Sun 12/1411:20 amSYD - IAH
1 stop25h 12mMultiple Airlines
Deal found 11/20$1,033
This oojo deal was found by Cheapflights users on 11/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:46 pmIAH - MEL
2 stops30h 59mMultiple Airlines
Thu 12/47:00 amMEL - IAH
2 stops27h 58mMultiple Airlines
Deal found 11/17$1,074
This Air Canada deal was found by Cheapflights users on 11/19. 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.
Wed 11/262:33 pmIAH - BNE
2 stops50h 12mAir Canada
Wed 12/310:45 amBNE - IAH
1 stop21h 39mAir Canada
Deal found 11/19$1,102
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:45 amIAH - SYD
1 stop30h 40mMultiple Airlines
Thu 1/157:50 amSYD - IAH
3 stops34h 33mMultiple Airlines
Deal found 11/19$1,104
This Trip.com deal was found by Cheapflights users on 11/20. 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 12/67:45 amIAH - SYD
1 stop32h 15mMultiple Airlines
Wed 12/105:45 pmSYD - IAH
2 stops39h 53mMultiple Airlines
Deal found 11/20$1,116
This Mytrip deal was found by Cheapflights users on 11/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:45 amIAH - SYD
1 stop30h 40mMultiple Airlines
Sat 12/205:45 pmSYD - IAH
1 stop19h 09mMultiple Airlines
Deal found 11/20$1,122
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:05 pmIAH - SYD
2 stops34h 45mMultiple Airlines
Tue 12/92:00 pmSYD - IAH
2 stops22h 32mMultiple Airlines
Deal found 11/19$1,212
This Trip.com deal was found by Cheapflights users on 11/20. 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 11/2312:13 pmIAH - SYD
2 stops27h 47mMultiple Airlines
Sun 12/711:20 amSYD - IAH
1 stop24h 52mMultiple Airlines
Deal found 11/20$1,226
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2610:52 amIAH - BNE
2 stops26h 08mMultiple Airlines
Wed 12/35:25 amBNE - IAH
3 stops33h 50mMultiple Airlines
Deal found 11/19$1,251
This Mytrip deal was found by Cheapflights users on 11/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:46 amIAH - SYD
3 stops34h 49mMultiple Airlines
Mon 1/197:05 amSYD - IAH
3 stops35h 18mMultiple Airlines
Deal found 11/20$1,273
This Kiwi.com deal was found by Cheapflights users on 11/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/248:59 pmIAH - MEL
1 stop43h 31mMultiple Airlines
Thu 1/1512:00 pmMEL - IAH
1 stop24h 21mMultiple Airlines
Deal found 11/18$1,329
This Kiwi.com deal was found by Cheapflights users on 11/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/248:59 pmIAH - MEL
1 stop43h 31mMultiple Airlines
Wed 1/1412:00 pmMEL - IAH
1 stop24h 21mMultiple Airlines
Deal found 11/18$1,334

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 November 20, 2025.

Round-trip from

$950
(Mytrip)

One-way from

$421
(Kiwi.com)

Popular in

January

Cheapest in

July

Average price

$1,054
From Houston to Australia
Search Deals
One-way flight from Houston to Australia
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($217 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 November 20, 2025.
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

Wed 2/11

4:14 pm-10:20 am

2 stops26h 06m

Brisbane

Sat 2/28

10:45 am-12:57 am

2 stops30h 12m

$1,017

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Tue 2/3

2:26 pm-8:45 am

2 stops50h 19m

Brisbane

Tue 2/17

10:45 am-1:34 pm

2 stops42h 49m

$1,075

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Wed 11/26

2:33 pm-8:45 am

2 stops50h 12m

Brisbane

Wed 12/3

10:45 am-4:24 pm

1 stop21h 39m

$1,102

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Wed 2/18

2:37 pm-8:45 am

2 stops50h 08m

Brisbane

Thu 3/12

9:45 am-9:39 pm

2 stops26h 54m

$1,104

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

Mon 2/23

1:06 pm-8:20 am

2 stops27h 14m

Brisbane

Sun 3/8

10:40 am-8:46 pm

2 stops26h 06m

$1,161

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Sat 2/14

12:10 pm-8:45 am

2 stops52h 35m

Brisbane

Wed 2/18

10:45 am-6:46 pm

2 stops24h 01m

$1,222

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Mon 4/20

11:50 am-11:05 am

3 stops32h 15m

Melbourne

Mon 5/11

9:40 pm-3:05 pm

2 stops32h 25m

$1,243

HoustonPerth

IAH - PER

IAHPER

Houston George Bush Intcntl

Tue 5/5

7:46 pm-10:40 pm

2 stops37h 54m

Perth

Wed 5/20

9:15 am-11:37 pm

2 stops51h 22m

$1,363

HoustonPerth

HOU - PER

HOUPER

Houston Hobby

Wed 3/18

8:31 pm-10:55 pm

2 stops37h 24m

Perth

Tue 4/21

12:10 am-9:51 pm

2 stops34h 41m

$1,385

HoustonPerth

IAH - PER

IAHPER

Houston George Bush Intcntl

Tue 5/5

7:46 pm-10:40 pm

2 stops37h 54m

Perth

Wed 5/20

9:15 am-7:25 pm

2 stops47h 10m

$1,385

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

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 $260). 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 November 20, 2025.

It’s optimal to fly from Houston to Australia in the afternoon. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Houston to Australia?

Use this chart to determine the cheapest time to fly round-trip from Houston to Australia. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Houston to Australia flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 20, 2025.
Peruse reviews from past customers who have flown with Air New Zealand, Delta, 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.
Air New Zealand
8.0
Very good
533 reviews

Food

7.4

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.
Air New Zealand
8.0
Very good
533 reviews
Air New Zealand
8.0
Very good
533 reviews

Food

7.4

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.
Delta
7.9
Good
8,002 reviews
Air New Zealand
8.0
Very good
533 reviews

Food

7.4

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.
Qantas Airways
7.5
Good
942 reviews
Air New Zealand
8.0
Very good
533 reviews

Food

7.4

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.
United Airlines
7.4
Good
9,028 reviews
Air New Zealand
8.0
Very good
533 reviews

Food

7.4

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.
American Airlines
7.2
Good
11,045 reviews
Air New Zealand
8.0
Very good
533 reviews

Food

7.4

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Annabel,Nov 2025

AKL - WRE

The seat I sat in the Auckland Airport at A waiting to board gate 42. Not far from the check in desk was dripping rain on me. When I looked up you could see on the beam discoloured drips. I forgot to say something to someone before boarding.

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, Delta, and Cathay Pacific can get you from Houston to Australia in just under 27h 14m. Your travel time can differ by up to 23h 05m. Houston and Australia are separated by a distance of 8339 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 Philippine Airlines, with whom users have recently found tickets for as low as $678. However, be on the lookout for offers from American Airlines and Delta, 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 $260). 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 November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$337Average$940FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$655Average$1,020FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$684Average$991FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$783Average$1,346FlexibilityNo cancel feeOn-time78%
Fiji AirwaysCheapest$790Average$1,206FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$839Average$1,779FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$998Average$1,242FlexibilityNo cancel feeOn-time67%

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