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$630+ Cheap flights from Sydney (SYD) to Houston

SYD — HOU
Dec 10 — Dec 171
Thu 12/10
Thu 12/17
1 adult, Economy
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Cheap flight deals from Sydney to Houston

Cheapest flights from Sydney to Houston

Thu 11/1211:20 am -
1 stop20h 18m
Wed 11/2511:50 am -
2 stops52h 45m
Deal found 11/10$870
Wed 11/1111:20 am -
2 stops51h 19m
Wed 11/186:10 pm -
1 stop22h 25m
Deal found 11/9$908
Tue 11/1711:20 am -
1 stop20h 18m
Tue 11/246:10 pm -
1 stop22h 25m
Deal found 11/9$924
Wed 11/1811:20 am -
1 stop20h 18m
Sun 11/296:10 pm -
2 stops27h 30m
Deal found 11/10$939
Tue 11/2411:20 am -
1 stop20h 18m
Fri 11/2711:50 am -
2 stops52h 45m
Deal found 11/10$957

Find flight deals from Sydney to Houston

Round-trip from

$945
(Justfly.com)

One-way from

$630
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,072
From Sydney Kingsford Smith to Houston
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One-way flight from Sydney Kingsford Smith to Houston
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Highest demand for flights based on searches. 8% potential increase in price ($111 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in November 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Sydney to Houston that are best for you.

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Route

Depart

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Price

Cheapest round-trip

SydneyHouston

SYD Sydney Kingsford Smith - IAH Houston George Bush Intcntl

SYDIAH

Sydney Kingsford Smith

Wed 3/24

10:20 am-9:26 pm

3 stops51h 06m

Houston George Bush Intcntl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$750

SydneyHouston

SYD Sydney Kingsford Smith - IAH Houston George Bush Intcntl

SYDIAH

Sydney Kingsford Smith

Wed 4/7

8:55 pm-3:55 pm

1 stop34h 00m

Houston George Bush Intcntl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$841

SydneyHouston

SYD Sydney Kingsford Smith - IAH Houston George Bush Intcntl

SYDIAH

Sydney Kingsford Smith

Tue 12/29

11:50 am-8:35 pm

2 stops25h 45m

Houston George Bush Intcntl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$864

SydneyHouston

SYD Sydney Kingsford Smith - IAH Houston George Bush Intcntl

SYDIAH

Sydney Kingsford Smith

Mon 3/22

10:20 am-9:26 pm

3 stops51h 06m

Houston George Bush Intcntl

Thu 4/1

11:50 am-8:20 am

2 stops28h 30m

$1,060

SydneyHouston

SYD Sydney Kingsford Smith - IAH Houston George Bush Intcntl

SYDIAH

Sydney Kingsford Smith

Tue 1/12

7:30 am-2:15 pm

1 stop23h 45m

Houston George Bush Intcntl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$1,173
Quickest round-trip

SydneyHouston

SYD Sydney Kingsford Smith - IAH Houston George Bush Intcntl

SYDIAH

Sydney Kingsford Smith

Wed 3/24

9:15 am-8:55 am

Nonstop15h 40m

Houston George Bush Intcntl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$1,225

SydneyHouston

SYD Sydney Kingsford Smith - IAH Houston George Bush Intcntl

SYDIAH

Sydney Kingsford Smith

Wed 12/30

10:40 am-2:58 pm

1 stop21h 18m

Houston George Bush Intcntl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$1,304

SydneyHouston

SYD Sydney Kingsford Smith - IAH Houston George Bush Intcntl

SYDIAH

Sydney Kingsford Smith

Fri 3/19

9:15 am-8:55 am

Nonstop15h 40m

Houston George Bush Intcntl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$1,305

SydneyHouston

SYD Sydney Kingsford Smith - IAH Houston George Bush Intcntl

SYDIAH

Sydney Kingsford Smith

Sat 2/20

9:20 am-8:00 am

Nonstop15h 40m

Houston George Bush Intcntl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$1,305

SydneyHouston

SYD Sydney Kingsford Smith - IAH Houston George Bush Intcntl

SYDIAH

Sydney Kingsford Smith

Tue 1/12

9:20 am-8:00 am

Nonstop15h 40m

Houston George Bush Intcntl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$1,342

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 21 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

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, August is the cheapest month in which you can book a flight from Sydney to Houston (average of $903). Flying from Sydney to Houston in December is currently the most expensive (average of $1,498). 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?

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?

Airfare is below average for this route at the moment.
Sydney to Houston flights typically cost between $1,026 and $1,373 in March.
The cheapest round-trip price found within the last 5 days was $945 on Air Canada (Mar 22-Apr 1).

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

The best time to book flights from Sydney to Houston is 31 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.

The best insider tips for Sydney to Houston flights

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

Related info for your journey

  • 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 0 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 15h 40m. Fly via United Airlines to get the fastest option. There are 8591 mi between Sydney and Houston. Most flights are nonstop.

  • What are the cheapest airlines to fly from Sydney to Houston one-way?

    One-way options have recently been found by users for as low as $678 on Air Canada. Other airlines that offer cheap prices include Air New Zealand from $755 and United Airlines from $1,048 one-way.

  • 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, August is the cheapest month in which you can book a flight from Sydney to Houston (average of $903). Flying from Sydney to Houston in December is currently the most expensive (average of $1,498). 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

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