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Cheap flights from Sydney to Houston from $673

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 17/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Logo
10:20 - 19:42SYD-IAH
25h 22m2 stops
Logo
11:42 - 08:35IAH-SYD
28h 53m2 stops
$1,362
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Fri, 10 Oct - Sun, 26 Oct
Air Canada Logo
11:20 - 16:24SYD-IAH
22h 04m1 stop
Air Canada Logo
14:48 - 09:35IAH-SYD
25h 47m2 stops
$1,529Air Canada
Find Deal
Tue, 10 Feb - Tue, 24 Feb
Air Canada Logo
10:20 - 15:42SYD-IAH
21h 22m1 stop
Air Canada Logo
17:25 - 09:35IAH-SYD
23h 10m1 stop
$1,530Air Canada
Find Deal
Fri, 17 Oct - Thu, 6 Nov
Air Canada Logo
10:20 - 22:14SYD-IAH
27h 54m2 stops
Air Canada Logo
12:50 - 09:35IAH-SYD
27h 45m2 stops
$1,541Air Canada
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Fri, 17 Oct - Thu, 6 Nov
Air New Zealand Logo
08:45 - 15:15SYD-IAH
22h 30m1 stop
Air New Zealand Logo
20:05 - 08:45IAH-SYD
19h 40m1 stop
$1,622Air New Zealand
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Fri, 17 Oct - Thu, 6 Nov
Air New Zealand Logo
09:55 - 15:15SYD-IAH
21h 20m1 stop
Air New Zealand Logo
20:55 - 08:45IAH-SYD
19h 50m1 stop
$1,658Air New Zealand
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Wed, 15 Oct - Thu, 23 Oct
American Airlines Logo
09:10 - 19:38SYD-IAH
25h 28m1 stop
American Airlines Logo
14:04 - 07:05IAH-SYD
26h 01m1 stop
$1,698American Airlines
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Thu, 18 Sep - Wed, 1 Oct
American Airlines Logo
09:10 - 17:01SYD-IAH
22h 51m2 stops
American Airlines Logo
14:27 - 08:05IAH-SYD
25h 38m2 stops
$1,704American Airlines
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Sat, 27 Sep - Sat, 4 Oct
Delta Logo
10:25 - 17:48SYD-HOU
23h 23m2 stops
Delta Logo
10:13 - 08:30HOU-SYD
29h 17m2 stops
$2,072Delta
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Tue, 14 Oct - Mon, 3 Nov
Delta Logo
10:25 - 17:48SYD-HOU
23h 23m2 stops
Delta Logo
10:13 - 08:30HOU-SYD
29h 17m2 stops
$2,073Delta
Find Deal
Tue, 14 Oct - Tue, 4 Nov

American Airlines flights from Sydney to Houston

Our best American Airlines deals on Sydney to Houston flight tickets
American Airlines
18 Sept
SYD09:10Sydney Kingsford Smith
25h 28m
1 stop
IAH19:38Houston George Bush Intcntl
1 Oct
IAH14:04Houston George Bush Intcntl
26h 01m
1 stop
SYD07:05Sydney Kingsford Smith
$1,698
Find similar
American Airlines
27 Sept
SYD09:10Sydney Kingsford Smith
22h 51m
2 stops
IAH17:01Houston George Bush Intcntl
4 Oct
IAH14:27Houston George Bush Intcntl
25h 38m
2 stops
SYD08:05Sydney Kingsford Smith
$1,704
Find similar
American Airlines
10 Sept
SYD09:10Sydney Kingsford Smith
21h 45m
2 stops
HOU15:55Houston Hobby
17 Sept
HOU14:33Houston Hobby
25h 32m
2 stops
SYD07:05Sydney Kingsford Smith
$1,711
Find similar

Delta flights from Sydney to Houston

Our best Delta deals on Sydney to Houston flight tickets
Delta
14 Oct
SYD10:25Sydney Kingsford Smith
23h 23m
2 stops
HOU17:48Houston Hobby
3 Nov
HOU10:13Houston Hobby
29h 17m
2 stops
SYD08:30Sydney Kingsford Smith
$2,072
Find similar
Delta
14 Oct
SYD10:25Sydney Kingsford Smith
23h 23m
2 stops
HOU17:48Houston Hobby
4 Nov
HOU10:13Houston Hobby
29h 17m
2 stops
SYD08:30Sydney Kingsford Smith
$2,073
Find similar
Delta
14 Oct
SYD10:25Sydney Kingsford Smith
23h 23m
2 stops
HOU17:48Houston Hobby
3 Nov
HOU10:13Houston Hobby
29h 17m
2 stops
SYD08:30Sydney Kingsford Smith
$2,081
Find similar

momondo 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, momondo users made 78,305 searches. Data last updated 15 August 2025.
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

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 10/10

10:20-19:42

2 stops25h 22m

Houston George Bush Intcntl

Sun 26/10

11:42-08:35

2 stops28h 53m

$1,362

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 10/2

11:20-16:24

1 stop22h 04m

Houston George Bush Intcntl

Tue 24/2

14:48-09:35

2 stops25h 47m

$1,529

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 17/10

10:20-15:42

1 stop21h 22m

Houston George Bush Intcntl

Thu 6/11

17:25-09:35

1 stop23h 10m

$1,530

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 17/10

10:20-22:14

2 stops27h 54m

Houston George Bush Intcntl

Thu 6/11

12:50-09:35

2 stops27h 45m

$1,541

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 17/10

08:45-15:15

1 stop22h 30m

Houston George Bush Intcntl

Thu 6/11

20:05-08:45

1 stop19h 40m

$1,622

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 15/10

09:55-15:15

1 stop21h 20m

Houston George Bush Intcntl

Thu 23/10

20:55-08:45

1 stop19h 50m

$1,658

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 18/9

09:10-19:38

1 stop25h 28m

Houston George Bush Intcntl

Wed 1/10

14:04-07:05

1 stop26h 01m

$1,698

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Sat 27/9

09:10-17:01

2 stops22h 51m

Houston George Bush Intcntl

Sat 4/10

14:27-08:05

2 stops25h 38m

$1,704

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Tue 14/10

10:25-17:48

2 stops23h 23m

Houston Hobby

Mon 3/11

10:13-08:30

2 stops29h 17m

$2,072

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Tue 14/10

10:25-17:48

2 stops23h 23m

Houston Hobby

Tue 4/11

10:13-08:30

2 stops29h 17m

$2,073

Flights are sorted by cheapest return 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?

What is the cheapest month to fly to Houston?

If you aren’t able to travel to Houston during the month of May, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,656.

What is the cheapest day to depart on your flight to Houston?

The cheapest day to depart from Sydney to Houston is on a Tuesday when prices can be found for as low as $1,641. On the other hand, Saturday is the most expensive day to depart from Sydney because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $2,206.

What is the cheapest time of day to depart on your flight to Houston?

In the evening is the cheapest time of day to fly from Sydney to Houston when you can find flight prices for as low as $1,837. Flying to Houston in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $2,502 on average. Flights to Houston from Sydney in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 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 $1,862 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Sydney for as low as $1,596 on momondo.

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

There are 3 cabin classes available to choose from on Sydney Kingsford Smith 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

Best price found

$673

Fastest flight time

15h 35m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Houston

2 airports
The best one-way flight to Houston from Sydney in the past 72 hours is $673. The best return flight deal from Sydney to Houston found on momondo in the last 72 hours is $1,362.
The fastest flight from Sydney to Houston takes 15h 35m
Direct flights go from Sydney to Houston on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. Airlines offering direct flights are: United Airlines, Lufthansa and Virgin Australia.
There are 2 airports near Houston: Houston George Bush Intcntl (IAH), Houston Hobby (HOU)
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  • How far is Sydney Kingsford Smith to Houston by plane?

    The straight-line distance from Sydney Kingsford Smith to Houston is 13809.4 km. By plane, this route typically takes 18h 36m.

  • 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 were last updated today.

  • 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 necessary travel and health documents for your Houston trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted 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
Qantas AirwaysPriceFrom $987Free cancellationRating
7.5
895 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,216Free cancellationRating
7.2
10,000 reviews
Search American Airlines flights
Air New ZealandPriceFrom $1,293Free cancellationRating
8.0
504 reviews
Search Air New Zealand flights
Air CanadaPriceFrom $1,303Free cancellationRating
7.1
9,956 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,354Free cancellationRating
7.4
8,915 reviews
Search United Airlines flights
Virgin AustraliaPriceFrom $1,473Free cancellationRating
7.5
411 reviews
Search Virgin Australia flights
ANAPriceFrom $1,575Free cancellationRating
8.4
933 reviews
Search ANA flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sydney to Houston for you.

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

All flight searches from Sydney to Houston on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Sydney to Houston.

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

Yes momondo offers price alerts on flights to Houston from Sydney. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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