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$479+ 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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — HOU
Mar 3 — Mar 101
Tue 3/3
Tue 3/10
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 February 1, 2026.

This Trip.com deal was found by Cheapflights users on 1/30. 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.
Mon 3/22:00 pm
SYD
-
IAH
2 stops27h 30m
Multiple Airlines
Wed 3/114:34 pm
IAH
-
SYD
2 stops28h 01m
Multiple Airlines
Deal found 1/30$946
This BYOjet deal was found by Cheapflights users on 1/29. 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 2/259:55 am
SYD
-
IAH
1 stop21h 10m
Air New Zealand
Mon 3/28:05 pm
IAH
-
SYD
1 stop23h 35m
Air New Zealand
Deal found 1/29$969
This Trip.com deal was found by Cheapflights users on 1/29. 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.
Wed 2/256:00 am
SYD
-
IAH
2 stops35h 30m
Multiple Airlines
Mon 3/24:34 pm
IAH
-
SYD
2 stops36h 31m
Multiple Airlines
Deal found 1/29$974
This Air Canada deal was found by Cheapflights users on 1/29. 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.
Sun 3/1510:20 am
SYD
-
IAH
2 stops38h 50m
Air Canada
Sun 3/224:20 pm
IAH
-
SYD
2 stops48h 15m
Air Canada
Deal found 1/29$1,071
This Air Canada deal was found by Cheapflights users on 1/29. 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 3/1710:20 am
SYD
-
IAH
2 stops38h 50m
Air Canada
Tue 3/249:35 am
IAH
-
SYD
2 stops31h 00m
Air Canada
Deal found 1/29$1,093
This Air Canada deal was found by Cheapflights users on 1/30. 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.
Thu 2/1911:20 am
SYD
-
IAH
1 stop22h 04m
Air Canada
Mon 2/2312:10 pm
IAH
-
SYD
2 stops52h 25m
Air Canada
Deal found 1/30$1,112
This Expedia deal was found by Cheapflights users on 1/30. 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.
Mon 3/211:45 am
SYD
-
IAH
1 stop19h 20m
Air New Zealand
Wed 3/119:05 pm
IAH
-
SYD
1 stop19h 40m
Air New Zealand
Deal found 1/30$1,119
This American Airlines deal was found by Cheapflights users on 1/30. 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 2/211:20 am
SYD
-
HOU
2 stops21h 52m
American Airlines
Mon 2/164:21 pm
HOU
-
SYD
2 stops23h 39m
American Airlines
Deal found 1/30$1,168
This American Airlines deal was found by Cheapflights users on 1/31. 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 39m
American Airlines
Wed 5/134:19 pm
HOU
-
SYD
2 stops23h 46m
American Airlines
Deal found 1/31$1,209
This American Airlines deal was found by Cheapflights users on 1/30. 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 stops25h 41m
American Airlines
Sun 5/104:19 pm
HOU
-
SYD
2 stops23h 46m
American Airlines
Deal found 1/30$1,219
This American Airlines deal was found by Cheapflights users on 1/30. 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 3/22:05 pm
SYD
-
HOU
1 stop18h 46m
American Airlines
Wed 3/114:20 pm
HOU
-
SYD
1 stop22h 35m
American Airlines
Deal found 1/30$1,224
This American Airlines deal was found by Cheapflights users on 1/29. 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.
Sun 3/151:05 pm
SYD
-
HOU
1 stop22h 45m
American Airlines
Sun 3/2212:18 pm
HOU
-
SYD
1 stop26h 37m
American Airlines
Deal found 1/29$1,225

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 February 1, 2026.

Round-trip from

$946
(Trip.com)

One-way from

$479
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,148
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. 3% potential increase in price ($40 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 February 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 February 1, 2026.
Use the filters below to find and compare flights from Sydney to Houston that are best for you.

Fly from

Sydney

Fly to

Houston

Route

Depart

Return

Price

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Sun 3/15

10:20 am-9:10 am

2 stops38h 50m

Houston George Bush Intcntl

Sun 3/22

4:20 pm-8:35 am

2 stops48h 15m

$1,071

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 2/25

2:00 pm-12:30 am

2 stops27h 30m

Houston George Bush Intcntl

Mon 3/2

7:23 pm-7:25 am

1 stop43h 02m

$1,083

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 2/27

11:20 am-11:09 am

2 stops40h 49m

Houston George Bush Intcntl

Tue 3/3

12:10 pm-9:35 am

2 stops52h 25m

$1,112

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 2/19

11:20 am-9:39 pm

2 stops51h 19m

Houston George Bush Intcntl

Mon 2/23

12:10 pm-9:35 am

2 stops52h 25m

$1,118

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 4/29

11:55 am-4:25 pm

1 stop19h 30m

Houston George Bush Intcntl

Wed 5/13

9:55 pm-8:45 am

1 stop19h 50m

$1,154

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 5/1

8:45 pm-3:46 pm

2 stops34h 01m

Houston George Bush Intcntl

Wed 5/13

6:18 pm-6:50 pm

2 stops33h 32m

$1,186

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 5/14

11:55 am-4:25 pm

1 stop19h 30m

Houston George Bush Intcntl

Fri 6/12

9:55 pm-10:40 am

1 stop21h 45m

$1,200

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 2/11

11:20 am-9:10 am

2 stops38h 50m

Houston George Bush Intcntl

Tue 2/17

12:10 pm-9:35 am

3 stops52h 25m

$1,206

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Wed 4/29

9:10 am-3:49 pm

2 stops21h 39m

Houston Hobby

Wed 5/13

4:19 pm-7:05 am

2 stops23h 46m

$1,209

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Mon 3/2

2:05 pm-3:51 pm

1 stop18h 46m

Houston Hobby

Wed 3/11

4:20 pm-6:55 am

1 stop22h 35m

$1,224

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 34 results
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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 January 30, 2026.

The best time to book flights from Sydney to Houston is 62 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, March is the cheapest month in which you can book a flight from Sydney to Houston (average of $539). Flying from Sydney to Houston in July is currently the most expensive (average of $949). 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 February 1, 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 February 1, 2026.
Get a feel of what it's like to fly with United Airlines and Air Canada 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
9,219 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

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
9,219 reviews
United Airlines
7.4
Good
9,219 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

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
Air Canada
7.1
Good
10,668 reviews
United Airlines
7.4
Good
9,219 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

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 2 airlines. 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 21h 39m. Fly via Air Canada or American 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 are the cheapest airlines flying from Sydney to Houston round-trip?

    Flying on Air Canada is currently your cheapest option to Houston, with prices starting at $737. Another option worth looking into is United Airlines, starting at $1,054 round trip. Air Canada is currently priced 36% 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, March is the cheapest month in which you can book a flight from Sydney to Houston (average of $539). Flying from Sydney to Houston in July is currently the most expensive (average of $949). 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 2 airlines flying from Sydney to Houston

Discover the top 2 airlines 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 February 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$737Average$932FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$1,054Average$1,603FlexibilityNo cancel feeOn-time69%

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