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$521+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SYD
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap 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 December 23, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/22. 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.
Fri 12/2610:28 pmIAH - SYD
2 stops39h 57mMultiple Airlines
Tue 1/135:45 pmSYD - IAH
1 stop23h 34mMultiple Airlines
Deal found 12/22$1,288
This Kiwi.com deal was found by Cheapflights users on 12/22. 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.
Sat 12/279:55 amIAH - SYD
2 stops28h 30mMultiple Airlines
Tue 1/135:45 pmSYD - IAH
1 stop23h 34mMultiple Airlines
Deal found 12/22$1,365
This American Airlines deal was found by Cheapflights users on 12/21. 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.
Sat 12/277:30 pmIAH - SYD
1 stop20h 30mAmerican Airlines
Mon 1/1211:20 amSYD - IAH
1 stop19h 20mAmerican Airlines
Deal found 12/21$1,402
This American Airlines deal was found by Cheapflights users on 12/21. 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 12/292:09 pmIAH - SYD
2 stops24h 16mAmerican Airlines
Mon 1/1211:20 amSYD - IAH
1 stop19h 20mAmerican Airlines
Deal found 12/21$1,407
This American Airlines deal was found by Cheapflights users on 12/22. 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 12/307:30 pmIAH - SYD
1 stop20h 30mAmerican Airlines
Tue 1/611:20 amSYD - IAH
1 stop19h 20mAmerican Airlines
Deal found 12/22$1,588
This American Airlines deal was found by Cheapflights users on 12/22. 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.
Fri 12/2612:15 pmIAH - SYD
2 stops24h 55mAmerican Airlines
Tue 1/611:20 amSYD - IAH
1 stop19h 20mAmerican Airlines
Deal found 12/22$1,589
This Kiwi.com deal was found by Cheapflights users on 12/22. 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.
Sun 12/287:59 pmIAH - SYD
1 stop42h 26mMultiple Airlines
Tue 1/136:25 pmSYD - IAH
2 stops43h 25mMultiple Airlines
Deal found 12/22$1,597
This Kiwi.com deal was found by Cheapflights users on 12/22. 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.
Sat 12/278:59 pmIAH - SYD
1 stop41h 26mMultiple Airlines
Mon 1/127:00 amSYD - IAH
2 stops29h 18mMultiple Airlines
Deal found 12/22$1,611
This FlightHub deal was found by Cheapflights users on 12/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/275:25 pmIAH - BNE
1 stop23h 20mAir Canada
Tue 1/1310:45 amBNE - IAH
2 stops38h 29mAir Canada
Deal found 12/21$1,718
This Delta deal was found by Cheapflights users on 12/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2810:46 amHOU - SYD
2 stops27h 04mDelta
Tue 1/1310:40 amSYD - HOU
2 stops22h 30mDelta
Deal found 12/22$1,767
This United Airlines deal was found by Cheapflights users on 12/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:55 pmIAH - BNE
1 stop41h 35mUnited Airlines
Tue 1/1311:40 amBNE - IAH
1 stop19h 25mUnited Airlines
Deal found 12/22$1,773
This Delta deal was found by Cheapflights users on 12/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:40 pmHOU - SYD
2 stops44h 50mDelta
Mon 1/122:15 pmSYD - HOU
2 stops25h 18mDelta
Deal found 12/22$1,790

Find flight deals from Houston to Australia

Keep the following information in mind while searching for Houston to Australia flight deals. Data was last updated December 23, 2025.

Round-trip from

$858
(Trip.com)

One-way from

$521
(oojo)

Popular in

January

Cheapest in

July

Average price

$1,373
From Houston to Australia
Search Deals
One-way flight from Houston to Australia
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($236 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 December 23, 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

Thu 3/5

5:25 pm-8:45 am

1 stop23h 20m

Brisbane

Sun 3/15

9:45 am-1:34 pm

2 stops42h 49m

$976

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Mon 2/9

5:25 pm-8:45 am

1 stop23h 20m

Brisbane

Wed 2/25

5:05 am-4:24 pm

2 stops27h 19m

$978

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Mon 2/9

9:36 am-8:45 am

2 stops31h 09m

Brisbane

Wed 2/25

6:35 am-9:44 pm

3 stops31h 09m

$985

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Tue 2/3

12:10 pm-8:45 am

2 stops28h 35m

Brisbane

Tue 2/17

10:45 am-1:34 pm

2 stops42h 49m

$1,001

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Wed 2/18

11:55 am-8:45 am

2 stops28h 50m

Brisbane

Thu 3/12

9:45 am-9:39 pm

2 stops26h 54m

$1,009

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Sat 2/14

6:21 pm-6:45 pm

2 stops31h 24m

Melbourne

Sat 2/21

7:00 am-7:00 pm

2 stops29h 00m

$1,012

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Sun 2/22

5:25 pm-8:45 am

1 stop23h 20m

Brisbane

Sat 2/28

10:45 am-4:24 pm

1 stop21h 39m

$1,062

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Thu 2/5

5:25 pm-8:45 am

1 stop23h 20m

Brisbane

Thu 2/12

10:45 am-4:24 pm

1 stop21h 39m

$1,105

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 4/5

7:42 pm-7:30 am

1 stop20h 48m

Sydney Kingsford Smith

Sun 4/12

9:10 am-7:16 pm

1 stop25h 06m

$1,108

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 3/4

8:05 pm-9:25 am

1 stop20h 20m

Melbourne

Tue 3/17

10:35 am-10:31 pm

2 stops27h 56m

$1,117

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

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 $252). 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 December 23, 2025.

It’s optimal to fly from Houston to Australia in the afternoon. By choosing this option you can save up to 18% 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 December 23, 2025.
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
211 reviews

Overall

8.0

Food

7.5

Entertainment

7.5

Comfort

8.0

Crew

8.5

Boarding

8.1

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
211 reviews
Fiji Airways
8.0
Very good
211 reviews

Overall

8.0

Food

7.5

Entertainment

7.5

Comfort

8.0

Crew

8.5

Boarding

8.1

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
556 reviews
Fiji Airways
8.0
Very good
211 reviews

Overall

8.0

Food

7.5

Entertainment

7.5

Comfort

8.0

Crew

8.5

Boarding

8.1

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
949 reviews
Fiji Airways
8.0
Very good
211 reviews

Overall

8.0

Food

7.5

Entertainment

7.5

Comfort

8.0

Crew

8.5

Boarding

8.1

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
9,103 reviews
Fiji Airways
8.0
Very good
211 reviews

Overall

8.0

Food

7.5

Entertainment

7.5

Comfort

8.0

Crew

8.5

Boarding

8.1

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
11,053 reviews
Fiji Airways
8.0
Very good
211 reviews

Overall

8.0

Food

7.5

Entertainment

7.5

Comfort

8.0

Crew

8.5

Boarding

8.1

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, American Airlines, and Air New Zealand can get you from Houston to Australia in just under 20h 20m. Your travel time can differ by up to 3h. Houston and Australia are separated by a distance of 8994 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 $252). 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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$337Average$947FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$750Average$1,175FlexibilityNo cancel feeOn-time67%
Air New ZealandCheapest$783Average$1,348FlexibilityNo cancel feeOn-time78%
Fiji AirwaysCheapest$790Average$1,206FlexibilityNo cancel feeOn-time74%
Qantas AirwaysCheapest$799Average$1,007FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$818Average$892FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$839Average$1,688FlexibilityNo cancel feeOn-time69%

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