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Cheap flights from Sydney to Houston from $845

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 27/11. 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
14:15 - 05:20SYD-IAH
31h 05m2 stops
Logo
06:44 - 12:45IAH-SYD
38h 01m2 stops
$1,072
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ma., 13 okt. - ma., 20 okt.
Logo
18:45 - 05:20SYD-IAH
26h 35m1 stop
Logo
06:44 - 07:30IAH-SYD
32h 46m1 stop
$1,226
Find Deal
ma., 13 okt. - ma., 20 okt.
Logo
14:15 - 05:20SYD-IAH
31h 05m2 stops
Logo
09:38 - 12:45IAH-SYD
35h 07m3 stops
$1,267
Find Deal
ti., 14 okt. - ti., 21 okt.
United Airlines Logo
09:30 - 05:58SYD-IAH
35h 28m2 stops
United Airlines Logo
05:40 - 06:55IAH-SYD
34h 15m1 stop
$1,325United Airlines
Find Deal
fr., 19 sep. - sø., 21 sep.
United Airlines Logo
10:25 - 19:09SYD-IAH
24h 44m2 stops
United Airlines Logo
19:50 - 09:05IAH-SYD
20h 15m1 stop
$1,351United Airlines
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ma., 27 okt. - sø., 9 nov.
Air Canada Logo
10:20 - 18:42SYD-IAH
24h 22m1 stop
Air Canada Logo
18:25 - 06:55IAH-SYD
43h 30m2 stops
$1,397Air Canada
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ti., 21 okt. - fr., 28 nov.
Air Canada Logo
10:20 - 18:42SYD-IAH
24h 22m1 stop
Air Canada Logo
17:25 - 06:55IAH-SYD
44h 30m1 stop
$1,418Air Canada
Find Deal
ti., 21 okt. - fr., 28 nov.
Qantas Airways Logo
10:10 - 16:58SYD-IAH
22h 48m1 stop
Qantas Airways Logo
17:30 - 09:00IAH-SYD
23h 30m1 stop
$1,444Qantas Airways
Find Deal
ma., 20 okt. - lø., 25 okt.
Qantas Airways Logo
10:10 - 16:58SYD-IAH
22h 48m1 stop
Qantas Airways Logo
17:30 - 09:00IAH-SYD
23h 30m1 stop
$1,799Qantas Airways
Find Deal
ma., 20 okt. - lø., 25 okt.
Virgin Australia Logo
10:30 - 14:09SYD-IAH
19h 39m1 stop
Virgin Australia Logo
21:30 - 07:00IAH-SYD
17h 30mdirect
$1,823Virgin Australia
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lø., 18 okt. - on., 29 okt.

Air Canada flights from Sydney to Houston George Bush Intcntl Airport

Our best Air Canada deals on Sydney to Houston George Bush Intcntl Airport flight tickets
Air Canada
21 Oct
SYD10:20Sydney Kingsford Smith
24h 22m
1 stop
IAH18:42Houston George Bush Intcntl
28 Nov
IAH18:25Houston George Bush Intcntl
43h 30m
2 stops
SYD06:55Sydney Kingsford Smith
$1,397
Find similar
Air Canada
21 Oct
SYD10:20Sydney Kingsford Smith
24h 22m
1 stop
IAH18:42Houston George Bush Intcntl
28 Nov
IAH17:25Houston George Bush Intcntl
44h 30m
1 stop
SYD06:55Sydney Kingsford Smith
$1,418
Find similar
Air Canada
9 Nov
SYD11:20Sydney Kingsford Smith
22h 04m
1 stop
IAH16:24Houston George Bush Intcntl
23 Nov
IAH17:25Houston George Bush Intcntl
23h 10m
1 stop
SYD09:35Sydney Kingsford Smith
$1,441
Find similar

Qantas Airways flights from Sydney to Houston George Bush Intcntl Airport

Our best Qantas Airways deals on Sydney to Houston George Bush Intcntl Airport flight tickets
Qantas Airways
20 Oct
SYD10:10Sydney Kingsford Smith
22h 48m
1 stop
IAH16:58Houston George Bush Intcntl
25 Oct
IAH17:30Houston George Bush Intcntl
23h 30m
1 stop
SYD09:00Sydney Kingsford Smith
$1,444
Find similar
Qantas Airways
20 Oct
SYD10:10Sydney Kingsford Smith
22h 48m
1 stop
IAH16:58Houston George Bush Intcntl
25 Oct
IAH17:30Houston George Bush Intcntl
23h 30m
1 stop
SYD09:00Sydney Kingsford Smith
$1,799
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Sydney to Houston George Bush Intcntl Airport 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 16 september 2025.
Use the filters below to find and compare flights from Sydney to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

ma. 13/10

14:15-05:20

2 stops31h 05m

Houston George Bush Intcntl

ma. 20/10

06:44-12:45

2 stops38h 01m

$1,072

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

ma. 13/10

18:45-05:20

1 stop26h 35m

Houston George Bush Intcntl

ma. 20/10

06:44-07:30

1 stop32h 46m

$1,226

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

ti. 14/10

14:15-05:20

2 stops31h 05m

Houston George Bush Intcntl

ti. 21/10

09:38-12:45

3 stops35h 07m

$1,267

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

fr. 19/9

09:30-05:58

2 stops35h 28m

Houston George Bush Intcntl

sø. 21/9

05:40-06:55

1 stop34h 15m

$1,325

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

ma. 27/10

10:25-19:09

2 stops24h 44m

Houston George Bush Intcntl

sø. 9/11

19:50-09:05

1 stop20h 15m

$1,351

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

ti. 21/10

10:20-18:42

1 stop24h 22m

Houston George Bush Intcntl

fr. 28/11

18:25-06:55

2 stops43h 30m

$1,397

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

ti. 21/10

10:20-18:42

1 stop24h 22m

Houston George Bush Intcntl

fr. 28/11

17:25-06:55

1 stop44h 30m

$1,418

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

ma. 20/10

10:10-16:58

1 stop22h 48m

Houston George Bush Intcntl

lø. 25/10

17:30-09:00

1 stop23h 30m

$1,444

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

ma. 20/10

10:10-16:58

1 stop22h 48m

Houston George Bush Intcntl

lø. 25/10

17:30-09:00

1 stop23h 30m

$1,799

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

lø. 18/10

10:30-14:09

1 stop19h 39m

Houston George Bush Intcntl

on. 29/10

21:30-07:00

Nonstop17h 30m

$1,823

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Sydney to Houston George Bush Intcntl Airport

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 cheapest month to fly to Houston George Bush Intcntl Airport?

The cheapest month to fly to Houston George Bush Intcntl Airport from Sydney is in September. Flight prices, which tend to average around $1,556, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Houston George Bush Intcntl Airport from Sydney during August instead. Flights to Houston George Bush Intcntl Airport in August, while not as cheap as those in September, still average around $1,564.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that Tuesday is the least expensive day to fly to Houston George Bush Intcntl Airport. Tickets to fly out on this day can be as low as $2,143. On the other hand, Sunday 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 $2,652.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Sydney to Houston George Bush Intcntl Airport flights are usually those with departure times in the evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as $1,798. Flights to Houston George Bush Intcntl Airport are more costly in the morning, with an average ticket price of $2,413. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

How far in advance should I book a flight to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $1,845 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Sydney for as low as $1,447 on momondo.

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

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

Can stopping save me money on Sydney to Houston George Bush Intcntl Airport flights?

You could potentially save up to 18% on your flight if you consider stops on a Sydney to Houston George Bush Intcntl Airport flight.

How have Sydney to Houston George Bush Intcntl Airport flight prices changed over time?

As of September 2025, prices for Sydney to Houston George Bush Intcntl Airport flights are approximately 28% cheaper when compared to flights at the same time last year.

When to book flights from Sydney to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Sydney to Houston George Bush Intcntl Airport (SYD to IAH) flight deals and tips

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

Best price found

$748

Fastest flight time

15h 35m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Sydney in the past 72 hours is $748. The best return flight deal from Sydney to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $1,255.
The fastest flight from Sydney to Houston George Bush Intcntl Airport takes 15h 35m
Direct flights go from Sydney to Houston George Bush Intcntl Airport every day.
Search flight deals

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

    The distance between Sydney Kingsford Smith and Houston George Bush Intcntl is about 13821.4 km. 15h 35m is a normal flight duration for this route.

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

    Prices for flights from Sydney Kingsford Smith Airport to Houston George Bush Intcntl Airport were last updated today.

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

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

    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 George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The necessary travel and health documents for your Houston George Bush Intcntl Airport 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.

  • What is the most popular plane model from Sydney to Houston George Bush Intcntl Airport?

  • What is the most popular airline from Sydney to Houston George Bush Intcntl Airport?

Best airlines flying from Sydney to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Sydney to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free cancellation
Price
Qantas AirwaysPriceFrom $929Free cancellationRating
7.5
905 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,190Free cancellationRating
7.2
10,000 reviews
Search American Airlines flights
Air CanadaPriceFrom $1,283Free cancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,325Free cancellationRating
7.4
8,929 reviews
Search United Airlines flights
Air New ZealandPriceFrom $1,363Free cancellationRating
8.0
505 reviews
Search Air New Zealand flights
ANAPriceFrom $1,594Free cancellationRating
8.4
961 reviews
Search ANA flights
Virgin AustraliaPriceFrom $1,809Free cancellationRating
7.5
416 reviews
Search Virgin Australia 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?

Yes. All flights to Houston from Sydney on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

Price alerts on flights to Houston from Sydney are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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