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Cheap flights from Sydney to Houston from $636

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — HOU
27 Aug — 3 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Houston

Enter your travel dates to find the best prices.

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 28 July 2026.

Thu 6/809:20
SYD
-
IAH
1 stop21h 31m
Air Canada
Tue 18/816:50
IAH
-
SYD
1 stop23h 30m
Air Canada
Deal found 27/7$1,141
Mon 24/809:20
SYD
-
IAH
1 stop21h 31m
Air Canada
Mon 31/816:50
IAH
-
SYD
1 stop23h 30m
Air Canada
Deal found 27/7$1,145
Thu 22/1010:20
SYD
-
IAH
1 stop24h 22m
Air Canada
Mon 26/1018:20
IAH
-
SYD
2 stops46h 15m
Air Canada
Deal found 28/7$1,155
Tue 11/809:20
SYD
-
IAH
2 stops49h 18m
Air Canada
Thu 27/816:50
IAH
-
SYD
1 stop23h 30m
Air Canada
Deal found 27/7$1,178
Wed 23/912:00
SYD
-
HOU
1 stop20h 59m
Qantas Airways
Mon 12/1014:08
HOU
-
SYD
1 stop24h 47m
Qantas Airways
Deal found 27/7$2,351
Mon 14/912:00
SYD
-
HOU
1 stop20h 42m
Qantas Airways
Tue 22/913:56
HOU
-
SYD
1 stop25h 59m
Qantas Airways
Deal found 26/7$2,435
Wed 16/912:00
SYD
-
HOU
1 stop18h 43m
Multiple Airlines
Sun 27/920:18
HOU
-
SYD
1 stop19h 37m
Multiple Airlines
Deal found 26/7$2,440
Tue 15/909:15
SYD
-
HOU
2 stops28h 24m
Delta
Wed 23/911:00
HOU
-
SYD
2 stops28h 50m
Delta
Deal found 26/7$2,444
Wed 16/909:10
SYD
-
HOU
2 stops23h 49m
American Airlines
Sun 27/920:18
HOU
-
SYD
1 stop19h 37m
American Airlines
Deal found 26/7$2,457
Tue 15/912:00
SYD
-
HOU
1 stop18h 43m
Qantas Airways
Tue 22/918:34
HOU
-
SYD
1 stop21h 21m
Qantas Airways
Deal found 26/7$2,484
Mon 14/912:00
SYD
-
HOU
1 stop18h 43m
Qantas Airways
Mon 21/918:19
HOU
-
SYD
1 stop21h 36m
Qantas Airways
Deal found 26/7$2,494
Fri 23/1013:00
SYD
-
HOU
1 stop19h 36m
Qantas Airways
Sun 1/1117:02
HOU
-
SYD
1 stop20h 53m
Qantas Airways
Deal found 26/7$2,503

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 28 July 2026.

Round-trip from

$1,141

One-way from

$636

Popular in

December

Cheapest in

May

Average price

$1,921
Air Canada
  • Air Canada
  • 22/10-26/10
  • 2 total stops
  • 46h 47m total
  • Sydney to Houston
Search Deals
3/11
  • 3/11
  • 2 total stops
  • 38h 26m total
  • Sydney to Houston
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($229 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($50 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 28 July 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 return flight

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 23/10

11:55-15:25

1 stop19h 30m

Houston George Bush Intcntl

Fri 13/11

19:55-10:35

1 stop21h 40m

$2,051

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 16/9

21:05-19:20

2 stops37h 15m

Houston George Bush Intcntl

Mon 21/9

14:30-06:05

3 stops48h 35m

$2,393

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Sat 24/10

08:55-20:05

3 stops51h 10m

Houston George Bush Intcntl

Sun 1/11

22:00-10:20

2 stops43h 20m

$2,401

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Sat 24/10

08:55-20:05

3 stops51h 10m

Houston George Bush Intcntl

Sat 31/10

22:00-10:20

2 stops68h 20m

$2,408

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 28/10

09:15-08:55

Nonstop15h 40m

Houston George Bush Intcntl

Tue 8/12

14:50-09:20

1 stop25h 30m

$2,434

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 23/9

09:15-21:14

2 stops26h 59m

Houston George Bush Intcntl

Mon 12/10

06:00-07:50

2 stops33h 50m

$2,444

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Tue 15/9

12:00-15:43

1 stop18h 43m

Houston Hobby

Tue 22/9

18:34-06:55

1 stop21h 21m

$2,484

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Fri 23/10

13:00-16:36

1 stop19h 36m

Houston Hobby

Mon 2/11

17:02-06:55

1 stop20h 53m

$2,564

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Tue 15/9

12:00-15:43

1 stop18h 43m

Houston Hobby

Fri 25/9

18:19-06:55

1 stop21h 36m

$2,564

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Sat 24/10

13:00-19:49

1 stop22h 49m

Houston Hobby

Sun 1/11

14:07-06:55

1 stop23h 48m

$2,564

Flights are sorted by cheapest return flights first.

Deals found on 27/7

Showing 1-10 of 36 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 return 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

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 $1,494). Flying from Sydney to Houston in June is currently the most expensive (average of $2,040). 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.

How much does it cost for a return flight from Sydney to Houston?

Airfare is below average for this route at the moment.
Sydney to Houston flights typically cost between $1,291 and $2,061 in October.
The cheapest return price found within the last 5 days was $1,141 on Air Canada (22 Oct–26 Oct).

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

To ensure you get the cheapest price possible for a flight from Sydney to Houston, you should look to book at least 67 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 28 July 2026.
Read through reviews of airlines operating flights from Sydney to Houston, such as Air New Zealand,Qantas Airways, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very Good
656 reviews
Check prices

Overall

8.0

Entertainment

7.4

Boarding

8.2

Food

7.5

Comfort

7.9

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
Air New Zealand
8.0
Very Good
656 reviews
Air New Zealand
8.0
Very Good
656 reviews
Check prices

Overall

8.0

Entertainment

7.4

Boarding

8.2

Food

7.5

Comfort

7.9

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
Qantas Airways
7.5
Good
1,068 reviews
Air New Zealand
8.0
Very Good
656 reviews
Check prices

Overall

8.0

Entertainment

7.4

Boarding

8.2

Food

7.5

Comfort

7.9

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
United Airlines
7.4
Good
10,046 reviews
Air New Zealand
8.0
Very Good
656 reviews
Check prices

Overall

8.0

Entertainment

7.4

Boarding

8.2

Food

7.5

Comfort

7.9

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
American Airlines
7.1
Good
11,839 reviews
Air New Zealand
8.0
Very Good
656 reviews
Check prices

Overall

8.0

Entertainment

7.4

Boarding

8.2

Food

7.5

Comfort

7.9

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
Air Canada
7.1
Good
11,399 reviews
Air New Zealand
8.0
Very Good
656 reviews
Check prices

Overall

8.0

Entertainment

7.4

Boarding

8.2

Food

7.5

Comfort

7.9

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

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?

    Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to Houston. You should not have trouble finding flights to Houston from Kingsford Smith; the airport handles an average of 0 outbound flights to Houston per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Sydney airport to Houston. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.

  • How long is the flight from Sydney to Houston?

    A quick flight from Sydney to Houston can take about 15h 40m. Air New Zealand provides one of the quickest options available for as low as $2,434. The distance between Sydney and Houston is about 13826 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Sydney to Houston round-trip?

    Currently priced at $432, American Airlines will fly you from Sydney to Houston and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Qantas Airways and Air New Zealand - these airlines can fly you to your destination from $1,182 and $1,224, respectively. American Airlines is priced at 74% lower than the current average price of a flight leaving 3 months from now.

  • 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 holiday 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 $1,494). Flying from Sydney to Houston in June is currently the most expensive (average of $2,040). 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 5 airlines flying from Sydney to Houston

Discover the top 5 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 647,157 searches. Data last updated 28 July 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$432Average$1,585FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Qantas AirwaysCheapest$1,182Average$1,612FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air New ZealandCheapest$1,224Average$1,549FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
United AirlinesCheapest$1,256Average$1,762FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$1,262Average$1,697FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to Houston?

Cheapflights makes it easy to find Sydney to Houston flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Houston?

Cheapflights simply makes it quick and affordable to book flights from Sydney to Houston by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Sydney to Houston with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Houston flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Sydney to Houston become cheaper?

Of course! You can now track prices for flights from Sydney to Houston and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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