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$548+ Cheap flights from Sydney (SYD) to Houston

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 6/29. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — HOU
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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Cheap flight deals from Sydney to Houston

Cheapest flights from Sydney to Houston
Explore the most affordable flight options available from Sydney to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:50 pm
SYD
-
IAH
1 stop39h 12m
Multiple Airlines
Mon 5/410:31 am
IAH
-
SYD
1 stop29h 59m
Multiple Airlines
Deal found 3/19$993
This BYOjet deal was found by Cheapflights users on 3/22. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/229:20 am
SYD
-
IAH
1 stop22h 04m
Air Canada
Wed 4/299:35 am
IAH
-
SYD
1 stop30h 45m
Air Canada
Deal found 3/22$997
This Air Canada deal was found by Cheapflights users on 3/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:20 am
SYD
-
IAH
2 stops43h 14m
Air Canada
Tue 5/124:45 pm
IAH
-
SYD
1 stop23h 35m
Air Canada
Deal found 3/21$1,000
This BYOjet deal was found by Cheapflights users on 3/22. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/229:20 am
SYD
-
IAH
1 stop22h 04m
Air Canada
Wed 6/37:20 am
IAH
-
SYD
2 stops33h 00m
Air Canada
Deal found 3/22$1,004
This Gotogate deal was found by Cheapflights users on 3/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/219:20 am
SYD
-
IAH
1 stop22h 04m
Air Canada
Tue 4/2811:50 am
IAH
-
SYD
2 stops52h 30m
Air Canada
Deal found 3/22$1,005
This Gotogate deal was found by Cheapflights users on 3/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/209:20 am
SYD
-
IAH
1 stop22h 04m
Air Canada
Mon 5/410:00 am
IAH
-
SYD
2 stops54h 20m
Air Canada
Deal found 3/19$1,006
This Gotogate deal was found by Cheapflights users on 3/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/39:20 am
SYD
-
IAH
2 stops49h 39m
Air Canada
Mon 6/1510:00 am
IAH
-
SYD
2 stops30h 20m
Air Canada
Deal found 3/18$1,008
This Gotogate deal was found by Cheapflights users on 3/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/89:20 am
SYD
-
IAH
2 stops52h 51m
Air Canada
Wed 6/177:20 am
IAH
-
SYD
2 stops33h 00m
Air Canada
Deal found 3/20$1,013
This Flighttix deal was found by Cheapflights users on 3/20. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:10 am
SYD
-
HOU
2 stops21h 38m
British Airways
Tue 5/124:19 pm
HOU
-
SYD
2 stops23h 46m
British Airways
Deal found 3/20$1,112
This American Airlines deal was found by Cheapflights users on 3/22. 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 4/289:10 am
SYD
-
HOU
2 stops21h 38m
American Airlines
Sun 5/104:19 pm
HOU
-
SYD
2 stops23h 46m
American Airlines
Deal found 3/22$1,114
This Expedia deal was found by Cheapflights users on 3/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:00 pm
SYD
-
HOU
1 stop18h 48m
Qantas Airways
Tue 5/124:19 pm
HOU
-
SYD
1 stop23h 36m
Qantas Airways
Deal found 3/21$1,115
This American Airlines deal was found by Cheapflights users on 3/23. 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 4/299:10 am
SYD
-
HOU
2 stops21h 38m
American Airlines
Wed 5/138:21 pm
HOU
-
SYD
1 stop19h 34m
American Airlines
Deal found 3/23$1,121

Find flight deals from Sydney to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 23, 2026.

Round-trip from

$993
(Kiwi.com)

One-way from

$548
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,150
From Sydney Kingsford Smith to Houston
Search Deals
One-way flight from Sydney Kingsford Smith to Houston
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($97 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Sydney to Houston 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 23, 2026.
Use the filters below to find and compare flights from Sydney to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 7/23

9:20 am-12:41 am

2 stops30h 21m

Houston George Bush Intcntl

Mon 7/27

4:45 pm-7:20 am

1 stop23h 35m

$1,062

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 4/29

9:20 am-6:51 pm

1 stop24h 31m

Houston George Bush Intcntl

Wed 5/13

4:45 pm-7:20 am

1 stop23h 35m

$1,097
Quickest round-trip

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Wed 4/29

12:00 pm-3:48 pm

1 stop18h 48m

Houston Hobby

Wed 5/13

8:21 pm-6:55 am

1 stop19h 34m

$1,129

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Tue 4/21

9:25 pm-9:26 am

2 stops27h 01m

Houston Hobby

Tue 4/28

4:18 pm-6:55 am

1 stop23h 37m

$1,129

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Tue 4/28

12:00 pm-3:48 pm

1 stop18h 48m

Houston Hobby

Sun 5/10

8:21 pm-6:55 am

1 stop19h 34m

$1,129

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Wed 6/3

12:00 pm-6:09 pm

1 stop21h 09m

Houston Hobby

Mon 6/15

8:23 pm-6:55 am

1 stop19h 32m

$1,138

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 6/22

9:30 am-11:14 pm

1 stop28h 44m

Houston George Bush Intcntl

Tue 6/30

8:15 pm-7:00 am

1 stop19h 45m

$1,141

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 4/16

9:30 am-11:57 pm

1 stop29h 27m

Houston George Bush Intcntl

Wed 5/27

7:35 pm-6:55 am

1 stop20h 20m

$1,142

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Fri 5/1

9:10 am-7:51 pm

2 stops25h 41m

Houston Hobby

Wed 5/13

4:19 pm-7:05 am

2 stops23h 46m

$1,177

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Fri 5/1

12:00 pm-3:48 pm

1 stop18h 48m

Houston Hobby

Wed 5/13

8:21 pm-6:55 am

1 stop19h 34m

$1,182

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/18

Showing 1-10 of 40 resultsSorted by cheapest first
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Best time to book a flight from Sydney to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Sydney 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 Sydney to Houston

How far ahead should I book a flight from Sydney to Houston?

Use this chart to determine the optimal time to book a round-trip flight from Sydney to Houston. Price data was last updated on March 13, 2026.

The best time to book flights from Sydney to Houston is 5 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, April is the cheapest month in which you can book a flight from Sydney to Houston (average of $619). Flying from Sydney to Houston in July is currently the most expensive (average of $940). 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 SYD to HOU?

Find hourly flight availability from Sydney to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 23, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sydney to Houston as you normally would.

How much does it cost to fly round-trip from Sydney to Houston?

The best insider tips for Sydney to Houston flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Sydney to Houston trip
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
John Walton

John Walton

Expert on SYD

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated March 23, 2026.
Get a feel of what it's like to fly with United Airlines from Sydney to Houston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,460 reviews

Entertainment

7.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,460 reviews
United Airlines
7.4
Good
9,460 reviews

Entertainment

7.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

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

  • What airport do you fly from for flights from Sydney to Houston?

    Most people fly from Sydney Kingsford Smith (SYD) if they book a flight from Sydney to Houston. On average, Kingsford Smith has 0 outbound flights to Houston per day from 1 airline. Sydney Kingsford Smith is conveniently located just 4.6 mi from Sydney’s city center.

  • How long is the flight from Sydney to Houston?

    There are many flights that can get you from Sydney to Houston in 18h 48m. Fly via Air Canada, Qantas Airways, or United Airlines to get the fastest option. There are 8586 mi between Sydney and Houston. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Sydney to Houston round-trip?

    Flying on United Airlines is currently your cheapest option to Houston, with prices starting at $1,052. United Airlines is currently priced 10% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sydney to Houston 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 Sydney to Houston?

    Currently, April is the cheapest month in which you can book a flight from Sydney to Houston (average of $619). Flying from Sydney to Houston in July is currently the most expensive (average of $940). 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.

Alternative routes for Sydney to Houston

See prices for flight routes from nearby airports that may be better suited for you.
Sydney to Dallas/Fort Worth flights
Sydney to Austin flights
Sydney to El Paso flights
Sydney to San Antonio flights

Top airline flying from Sydney to Houston

Discover the top airline that operate flights from Sydney to Houston. 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 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,052Average$1,507FlexibilityNo cancel feeOn-time69%

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