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Cheap flights from Sydney to Houston from $456

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Houston departing on 9/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sydney to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
9:20 am - 7:52 pm
SYD
-
IAH
49h 32m
2 stops
Air Canada Logo
10:00 am - 7:20 am
IAH
-
SYD
30h 20m
2 stops
$779Air Canada
Mon, Sep 14 - Mon, Sep 21
Air Canada Logo
9:20 am - 7:52 pm
SYD
-
IAH
49h 32m
2 stops
Air Canada Logo
4:45 pm - 7:20 am
IAH
-
SYD
23h 35m
1 stop
$783Air Canada
Mon, Sep 14 - Mon, Sep 21
Air Canada Logo
10:20 am - 1:23 pm
SYD
-
IAH
43h 03m
2 stops
Air Canada Logo
4:25 pm - 8:35 am
IAH
-
SYD
48h 10m
2 stops
$784Air Canada
Tue, Oct 20 - Tue, Oct 27
Air Canada Logo
9:20 am - 3:51 pm
SYD
-
IAH
21h 31m
1 stop
Air Canada Logo
6:45 am - 7:20 am
IAH
-
SYD
33h 35m
2 stops
$786Air Canada
Thu, Aug 13 - Thu, Aug 27
Air Canada Logo
11:20 am - 1:21 pm
SYD
-
IAH
43h 01m
2 stops
Air Canada Logo
11:55 am - 9:35 am
IAH
-
SYD
52h 40m
3 stops
$788Air Canada
Wed, Nov 25 - Tue, Jan 26
Air Canada Logo
9:20 am - 3:51 pm
SYD
-
IAH
21h 31m
1 stop
Air Canada Logo
6:45 am - 7:20 am
IAH
-
SYD
33h 35m
2 stops
$792Air Canada
Thu, Aug 13 - Thu, Aug 27
Air Canada Logo
10:20 am - 1:23 pm
SYD
-
IAH
43h 03m
2 stops
Air Canada Logo
6:10 pm - 8:35 am
IAH
-
SYD
22h 25m
1 stop
$794Air Canada
Tue, Oct 20 - Tue, Oct 27
Air Canada Logo
9:20 am - 7:52 pm
SYD
-
IAH
49h 32m
2 stops
Air Canada Logo
10:00 am - 8:20 am
IAH
-
SYD
30h 20m
2 stops
$795Air Canada
Mon, Sep 28 - Mon, Oct 5
United Airlines Logo
9:15 am - 7:55 am
SYD
-
IAH
15h 40mnonstop
United Airlines Logo
8:25 pm - 7:00 am
IAH
-
SYD
17h 35mnonstop
$1,155United Airlines
Wed, Nov 25 - Tue, Jan 26
United Airlines Logo
9:20 am - 8:00 am
SYD
-
IAH
15h 40mnonstop
United Airlines Logo
8:25 pm - 7:00 am
IAH
-
SYD
17h 35mnonstop
$1,156United Airlines
Mon, Nov 2 - Wed, Nov 11

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Qantas Airways flights from Sydney to Houston

Our best Qantas Airways deals on Sydney to Houston flight tickets
Qantas Airways
Aug 19
SYD12:00 pmSydney Kingsford Smith
20h 44m
1 stop
HOU5:44 pmHouston Hobby
Aug 31
HOU3:57 pmHouston Hobby
24h 08m
2 stops
SYD7:05 amSydney Kingsford Smith
$1,177
Qantas Airways
Oct 8
SYD1:00 pmSydney Kingsford Smith
22h 49m
1 stop
HOU7:49 pmHouston Hobby
Oct 23
HOU5:06 pmHouston Hobby
21h 49m
1 stop
SYD6:55 amSydney Kingsford Smith
$1,239
Qantas Airways
Oct 21
SYD1:00 pmSydney Kingsford Smith
19h 36m
1 stop
HOU4:36 pmHouston Hobby
Jan 17
HOU4:55 pmHouston Hobby
23h 05m
2 stops
SYD9:00 amSydney Kingsford Smith
$1,294

Delta flights from Sydney to Houston

Our best Delta deals on Sydney to Houston flight tickets
Delta
Oct 8
SYD10:15 amSydney Kingsford Smith
43h 52m
2 stops
HOU2:07 pmHouston Hobby
Oct 22
HOU6:09 amHouston Hobby
33h 41m
2 stops
SYD7:50 amSydney Kingsford Smith
$1,221
Delta
Oct 9
SYD10:15 amSydney Kingsford Smith
28h 48m
2 stops
HOU11:03 pmHouston Hobby
Oct 23
HOU11:12 amHouston Hobby
28h 38m
2 stops
SYD7:50 amSydney Kingsford Smith
$1,274
Delta
Aug 13
SYD9:15 amSydney Kingsford Smith
39h 35m
2 stops
HOU9:50 amHouston Hobby
Aug 27
HOU10:50 amHouston Hobby
29h 00m
2 stops
SYD6:50 amSydney Kingsford Smith
$1,527

momondo 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, momondo users made 832,500 searches. Data last updated August 3, 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

Mon 9/14

9:20 am-7:52 pm

2 stops49h 32m

Houston George Bush Intcntl

Mon 9/21

10:00 am-7:20 am

2 stops30h 20m

$779

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 9/14

9:20 am-7:52 pm

2 stops49h 32m

Houston George Bush Intcntl

Mon 9/21

4:45 pm-7:20 am

1 stop23h 35m

$783

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 10/20

10:20 am-1:23 pm

2 stops43h 03m

Houston George Bush Intcntl

Tue 10/27

4:25 pm-8:35 am

2 stops48h 10m

$784

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 8/13

9:20 am-3:51 pm

1 stop21h 31m

Houston George Bush Intcntl

Thu 8/27

6:45 am-7:20 am

2 stops33h 35m

$786

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 11/25

11:20 am-1:21 pm

2 stops43h 01m

Houston George Bush Intcntl

Tue 1/26

11:55 am-9:35 am

3 stops52h 40m

$788

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 8/13

9:20 am-3:51 pm

1 stop21h 31m

Houston George Bush Intcntl

Thu 8/27

6:45 am-7:20 am

2 stops33h 35m

$792

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 10/20

10:20 am-1:23 pm

2 stops43h 03m

Houston George Bush Intcntl

Tue 10/27

6:10 pm-8:35 am

1 stop22h 25m

$794

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 9/28

9:20 am-7:52 pm

2 stops49h 32m

Houston George Bush Intcntl

Mon 10/5

10:00 am-8:20 am

2 stops30h 20m

$795
Quickest round-trip

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 11/25

9:15 am-7:55 am

Nonstop15h 40m

Houston George Bush Intcntl

Tue 1/26

8:25 pm-7:00 am

Nonstop17h 35m

$1,155

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 11/2

9:20 am-8:00 am

Nonstop15h 40m

Houston George Bush Intcntl

Wed 11/11

8:25 pm-7:00 am

Nonstop17h 35m

$1,156

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Sydney to Houston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Sydney and Houston?

Prices are currently low for flights on this route.

Typical prices usually range from $903 to $1,442.
The lowest price recently found on this route was $779.

What is the cheapest month to fly to Houston?

The month of March is, on average, the cheapest month to fly to Houston from Sydney, with most prices found around $1,045. The month of May is another great option to travel to Houston, with average flight prices from Sydney averaging around $1,049.

What is the cheapest Sydney Kingsford Smith to Houston flight route?

Fly from Sydney Kingsford Smith to Houston George Bush Intcntl for the best Sydney Kingsford Smith - Houston flight prices

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

You are more likely to see cheaper flights to Houston from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $1,185 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Sydney for as low as $1,091 on momondo.

What cabin class options are available on Sydney to Houston flights?

There are 3 cabin classes available to choose from on Sydney to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Sydney to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to Houston

Fastest flight time

15h 40m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from Sydney to Houston takes 15h 40m
Direct flights go from Sydney to Houston every day.
There are 2 airports in Houston. From Sydney there are direct flights to Houston George Bush Intcntl (IAH).
Search flight deals

Frequently asked questions about flying from Sydney to Houston

  • How far is Sydney Kingsford Smith to Houston by plane?

    Sydney Kingsford Smith and Houston are 8580.8 mi apart from one another. Flights usually cover this in 15h 40m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Houston?

    Prices for flights from Sydney Kingsford Smith Airport to Houston refresh daily.

  • How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Houston?

  • How old do you have to be to fly from Sydney Kingsford Smith Airport to Houston?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

    The required travel and health documents for your Houston trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Houston. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Sydney to Houston

Compare and see reviews for airlines that fly from Sydney to Houston with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,104Free CancellationRating
7.4
10,061 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Sydney to Houston?

Finding the right flight to Houston from Sydney is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Houston quick and easy, saving you time and money.

Can I find flights from Sydney to Houston with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Houston from Sydney with this policy.

How can momondo help me find flights from Sydney to Houston?

Once all potential Sydney to Houston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Sydney to Houston right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Sydney to Houston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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