Australia

$476+ 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SYD
Apr 1 — Apr 81
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Houston to Australia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 2, 2026.

This oojo deal was found by Cheapflights users on 2/27. 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.
Thu 8/278:31 pm
IAH
-
SYD
2 stops44h 29m
Philippine Airlines
Mon 9/710:15 am
SYD
-
IAH
2 stops48h 45m
Philippine Airlines
Deal found 2/27$983
This eDestinos deal was found by Cheapflights users on 2/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/209:55 pm
IAH
-
SYD
1 stop19h 50m
Air New Zealand
Wed 4/2911:55 am
SYD
-
IAH
1 stop19h 30m
Air New Zealand
Deal found 2/27$992
This Gurufare deal was found by Cheapflights users on 2/26. 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.
Mon 5/49:55 pm
IAH
-
SYD
1 stop19h 50m
Air New Zealand
Wed 5/139:55 am
SYD
-
IAH
1 stop21h 30m
Air New Zealand
Deal found 2/26$1,019
This Vliegwinkel deal was found by Cheapflights users on 2/28. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/199:55 pm
IAH
-
MEL
1 stop22h 00m
Air New Zealand
Tue 5/56:55 pm
MEL
-
IAH
1 stop36h 30m
Air New Zealand
Deal found 2/28$1,020
This Gurufare deal was found by Cheapflights users on 2/26. 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.
Mon 6/89:55 pm
IAH
-
SYD
1 stop19h 50m
Air New Zealand
Mon 9/79:55 am
SYD
-
IAH
1 stop21h 30m
Air New Zealand
Deal found 2/26$1,020
This Gurufare deal was found by Cheapflights users on 2/26. 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.
Mon 8/319:55 pm
IAH
-
SYD
1 stop19h 50m
Air New Zealand
Mon 9/1411:55 am
SYD
-
IAH
1 stop19h 30m
Air New Zealand
Deal found 2/26$1,021
This oojo deal was found by Cheapflights users on 2/27. 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.
Mon 4/209:55 pm
IAH
-
MEL
1 stop22h 00m
Air New Zealand
Mon 5/1112:10 pm
MEL
-
IAH
1 stop19h 15m
Air New Zealand
Deal found 2/27$1,026
This oojo deal was found by Cheapflights users on 2/27. 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.
Wed 7/19:55 pm
IAH
-
MEL
1 stop22h 00m
Air New Zealand
Wed 7/298:35 am
MEL
-
IAH
1 stop22h 50m
Air New Zealand
Deal found 2/27$1,027
This oojo deal was found by Cheapflights users on 2/27. 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.
Mon 6/159:55 pm
IAH
-
MEL
1 stop22h 00m
Air New Zealand
Tue 7/1412:10 pm
MEL
-
IAH
2 stops23h 39m
Air New Zealand
Deal found 2/27$1,030
This oojo deal was found by Cheapflights users on 3/1. 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.
Sun 3/298:55 pm
IAH
-
MEL
1 stop22h 00m
Air New Zealand
Sun 4/199:10 am
MEL
-
IAH
2 stops22h 15m
Air New Zealand
Deal found 3/1$1,041
This BusinessClass deal was found by Cheapflights users on 2/28. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/269:55 pm
IAH
-
CNS
1 stop21h 50m
Air New Zealand
Mon 7/2711:55 am
CNS
-
IAH
1 stop19h 30m
Air New Zealand
Deal found 2/28$1,225
This BusinessClass deal was found by Cheapflights users on 2/28. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/269:55 pm
IAH
-
CNS
1 stop21h 50m
Air New Zealand
Tue 7/2811:55 am
CNS
-
IAH
2 stops27h 55m
Air New Zealand
Deal found 2/28$1,236

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 March 2, 2026.

Round-trip from

$983
(oojo)

One-way from

$476
(Kiwi.com)

Popular in

January

Cheapest in

July

Average price

$1,105
From Houston to Australia
One-way flight from Houston to Australia
Highest demand for flights based on searches. 14% potential increase in price ($218 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
Average for round-trip flights in March 2026

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 March 2, 2026.
Use the filters below to find and compare flights from Houston to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 8/3

9:55 pm-4:45 pm

2 stops27h 50m

Sydney Kingsford Smith

Mon 8/17

9:55 am-4:25 pm

1 stop21h 30m

$1,033

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 8/16

4:31 pm-8:45 am

2 stops25h 14m

Sydney Kingsford Smith

Sat 8/29

9:55 am-4:25 pm

1 stop21h 30m

$1,072

HoustonPerth

IAH - PER

IAHPER

Houston George Bush Intcntl

Sun 4/12

9:55 pm-4:00 pm

1 stop29h 05m

Perth

Sun 4/26

7:50 pm-4:25 pm

1 stop33h 35m

$1,308

HoustonPerth

IAH - PER

IAHPER

Houston George Bush Intcntl

Tue 5/5

6:05 pm-10:15 pm

2 stops39h 10m

Perth

Wed 5/20

7:50 pm-4:25 pm

1 stop33h 35m

$1,323

HoustonCairns

IAH - CNS

IAHCNS

Houston George Bush Intcntl

Fri 4/24

9:55 pm-4:55 pm

2 stops28h 00m

Cairns

Thu 5/7

6:00 am-4:25 pm

2 stops25h 25m

$1,330

HoustonMelbourne

HOU - MEL

HOUMEL

Houston Hobby

Sun 4/19

8:21 pm-5:00 am

1 stop41h 39m

Melbourne

Tue 5/5

9:45 am-7:51 pm

2 stops25h 06m

$1,433

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Wed 4/1

2:50 pm-8:30 am

2 stops25h 40m

Melbourne

Wed 4/15

10:55 am-6:41 pm

1 stop22h 46m

$1,456

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 4/13

6:00 am-6:50 am

2 stops33h 50m

Sydney Kingsford Smith

Mon 4/20

9:15 am-11:07 pm

2 stops28h 52m

$1,464

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 3/9

6:00 am-7:25 am

2 stops33h 25m

Sydney Kingsford Smith

Sun 3/22

9:40 am-10:42 pm

2 stops29h 02m

$1,464

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 3/8

6:00 am-6:05 am

2 stops32h 05m

Sydney Kingsford Smith

Sun 3/22

9:40 am-10:42 pm

2 stops29h 02m

$1,464

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/1

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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 January is currently the most expensive (average of $847). 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 March 2, 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 March 2, 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.

Food

7.5

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 18
10.0
Excellent

Anonymous,Feb 2026

SFO - NAN

Very friendly staff, warm service, well maintained aircraft, comfortable seats, and reliable on-time performance 👍👍

Food

7.5

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 18
10.0
Excellent

Anonymous,Feb 2026

SFO - NAN

Very friendly staff, warm service, well maintained aircraft, comfortable seats, and reliable on-time performance 👍👍

Food

7.5

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 18
10.0
Excellent

Anonymous,Feb 2026

SFO - NAN

Very friendly staff, warm service, well maintained aircraft, comfortable seats, and reliable on-time performance 👍👍

Food

7.5

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 18
10.0
Excellent

Anonymous,Feb 2026

SFO - NAN

Very friendly staff, warm service, well maintained aircraft, comfortable seats, and reliable on-time performance 👍👍

Food

7.5

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 18
10.0
Excellent

Anonymous,Feb 2026

SFO - NAN

Very friendly staff, warm service, well maintained aircraft, comfortable seats, and reliable on-time performance 👍👍

Food

7.5

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 18
10.0
Excellent

Anonymous,Feb 2026

SFO - NAN

Very friendly staff, warm service, well maintained aircraft, comfortable seats, and reliable on-time performance 👍👍

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?

    Philippine Airlines, Air New Zealand, and American Airlines can get you from Houston to Australia in just under 19h 50m. Your travel time can differ by up to 24h 39m. 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 $385. 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?

  • 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 January is currently the most expensive (average of $847). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 March 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$337Average$948FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$447Average$1,156FlexibilityNo cancel feeOn-time74%
Fiji AirwaysCheapest$714Average$1,204FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$750Average$1,175FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$817Average$875FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$830Average$1,364FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$839Average$1,615FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.