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$351+ 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SYD
mar. 17 — mar. 241
lun. 3/17
lun. 3/24
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 marzo 12, 2025.

Round-trip from

$683
(Justfly.com)

One-way from

$351
(Justfly.com)

Popular in

December

Cheapest in

April

Average price

$908
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 ($261 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 marzo 12, 2025.

This Justfly.com deal was found by Cheapflights users on 3/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/176:28 pmIAH - BNE
1 stop20h 02mQantas Airways
mar. 3/258:05 amBNE - IAH
1 stop18h 26mQantas Airways
Deal found 3/12$683
This Justfly.com deal was found by Cheapflights users on 3/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/176:33 pmHOU - BNE
1 stop19h 57mQantas Airways
mar. 3/258:05 amBNE - HOU
1 stop22h 03mQantas Airways
Deal found 3/12$683
This American Airlines deal was found by Cheapflights users on 3/11. 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.
mié. 3/1912:11 pmIAH - BNE
2 stops25h 49mAmerican Airlines
mié. 4/28:05 pmBNE - IAH
2 stops27h 31mAmerican Airlines
Deal found 3/11$686
This American Airlines deal was found by Cheapflights users on 3/12. 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.
lun. 3/173:43 pmHOU - BNE
1 stop22h 47mAmerican Airlines
mar. 3/256:45 amBNE - HOU
2 stops23h 23mAmerican Airlines
Deal found 3/12$727
This Delta deal was found by Cheapflights users on 3/12. 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.
mar. 10/710:05 amHOU - SYD
2 stops29h 30mDelta
mar. 10/2110:25 amSYD - HOU
2 stops27h 10mDelta
Deal found 3/12$907
This Jetabroad deal was found by Cheapflights users on 3/11. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/135:37 pmIAH - SYD
2 stops25h 13mQantas Airways
vie. 3/216:05 amSYD - IAH
2 stops21h 26mQantas Airways
Deal found 3/11$915
This American Airlines deal was found by Cheapflights users on 3/12. 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.
jue. 3/1310:15 amHOU - MEL
2 stops31h 15mAmerican Airlines
jue. 3/274:20 pmMEL - HOU
1 stop19h 26mAmerican Airlines
Deal found 3/12$924
This American Airlines deal was found by Cheapflights users on 3/12. 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.
jue. 3/137:52 pmIAH - MEL
1 stop21h 38mAmerican Airlines
jue. 3/274:20 pmMEL - IAH
2 stops23h 18mAmerican Airlines
Deal found 3/12$924
This Flighttix deal was found by Cheapflights users on 3/12. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/136:03 amHOU - MEL
1 stop31h 37mIberia
jue. 3/274:20 pmMEL - HOU
1 stop33h 18mIberia
Deal found 3/12$927
This oojo deal was found by Cheapflights users on 3/11. 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.
jue. 3/133:43 pmHOU - SYD
2 stops27h 07mQantas Airways
vie. 3/216:05 amSYD - HOU
2 stops25h 03mQantas Airways
Deal found 3/11$943
This oojo deal was found by Cheapflights users on 3/11. 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.
mar. 5/208:10 pmIAH - MEL
2 stops32h 10mMultiple Airlines
jue. 6/57:30 amMEL - IAH
2 stops27h 51mMultiple Airlines
Deal found 3/11$985
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
mar. 5/2011:46 amIAH - SYD
1 stop28h 44mMultiple Airlines
lun. 5/264:20 pmSYD - IAH
2 stops40h 54mMultiple Airlines
Deal found 3/12$986

Find flights from Houston to Australia within your budget

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 marzo 12, 2025.

Fly from

Houston

Fly to

Australia

Route

Depart

Return

Price

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

mar. 5/20

8:10 pm-7:20 pm

2 stops32h 10m

Melbourne

jue. 6/5

7:30 am-8:21 pm

2 stops27h 51m

$985

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

mar. 5/20

11:46 am-7:30 am

1 stop28h 44m

Sydney Kingsford Smith

lun. 5/26

4:20 pm-6:14 pm

2 stops40h 54m

$986

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

dom. 4/13

4:00 pm-6:35 am

1 stop23h 35m

Sydney Kingsford Smith

vie. 4/25

9:25 am-11:20 pm

1 stop28h 55m

$992

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

mié. 5/14

12:52 pm-6:35 am

2 stops26h 43m

Sydney Kingsford Smith

vie. 5/30

9:25 am-5:57 pm

2 stops23h 32m

$1,007

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

dom. 6/8

10:00 am-7:20 am

2 stops30h 20m

Sydney Kingsford Smith

mié. 6/18

9:20 am-3:50 pm

1 stop21h 30m

$1,037

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

sáb. 7/5

4:20 pm-8:45 am

2 stops25h 25m

Sydney Kingsford Smith

sáb. 7/19

11:50 am-9:35 pm

2 stops24h 45m

$1,040

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

mar. 4/1

8:14 pm-10:10 pm

2 stops33h 56m

Sydney Kingsford Smith

mar. 4/29

1:15 pm-7:41 pm

2 stops21h 26m

$1,077

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

mar. 4/1

8:17 pm-12:45 pm

2 stops24h 28m

Sydney Kingsford Smith

mar. 4/29

1:15 pm-7:41 pm

2 stops21h 26m

$1,119

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

mar. 4/1

8:14 pm-10:50 pm

2 stops35h 36m

Brisbane

mar. 4/29

11:40 am-7:41 pm

2 stops23h 01m

$1,157

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

mar. 4/1

8:17 pm-10:50 pm

2 stops35h 33m

Brisbane

mar. 4/29

11:40 am-7:41 pm

2 stops23h 01m

$1,162

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

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.

Travel insights for flights from Houston to Australia

Get recent, data-driven insights about flights from Houston to Australia including ideal travel times, pricing trends, and more.

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

Currently, March is the cheapest month in which you can book a flight from Houston to Australia (average of $1,045). Flying from Houston to Australia in December is currently the most expensive (average of $1,643). 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 marzo 12, 2025.

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.

Rainfall in Australia by month

Plan your trip to Australia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Australia ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Australia when rainfall is around 2.0 in.

Temperature in Australia by month

Plan your trip to Australia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

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 marzo 12, 2025.
Get a feel of what it's like to fly with Air Tahiti Nui, EVA Air and Korean Air from Houston to Australia by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Food

7.8

Overall

8.7

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Air Tahiti Nui
8.7
Very good
61 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Food

7.8

Overall

8.7

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

EVA Air
8.4
Very good
1,180 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Food

7.8

Overall

8.7

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Korean Air
8.4
Very good
1,043 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Food

7.8

Overall

8.7

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Singapore Airlines
8.1
Very good
1,279 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Food

7.8

Overall

8.7

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Fiji Airways
8.0
Very good
182 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Food

7.8

Overall

8.7

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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.

  • 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 $351. However, be on the lookout for offers from American Airlines and Fiji Airways, 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, March is the cheapest month in which you can book a flight from Houston to Australia (average of $1,045). Flying from Houston to Australia in December is currently the most expensive (average of $1,643). 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

Browse thousands of different options on Cheapflights for your next trip

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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 6 airlines flying from Houston to Australia

Discover the top 6 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 marzo 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$655Average$1,129FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$668Average$1,278FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$684Average$1,010FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$760Average$1,405FlexibilityNo cancel feeOn-time78%
DeltaCheapest$830Average$997FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$936Average$1,723FlexibilityNo cancel feeOn-time69%
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