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Cheap flights from Sydney to Houston from $564

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 3/2. 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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0 bags

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Multiple Airlines Logo
2:10 pm - 4:53 amSYD-IAH
31h 43m2 stops
Multiple Airlines Logo
5:00 am - 12:30 pmIAH-SYD
38h 30m2 stops
$880Multiple Airlines
Find Deal
Tue, Nov 25 - Tue, Dec 2
Air New Zealand Logo
11:45 am - 2:05 pmSYD-IAH
19h 20m1 stop
Air New Zealand Logo
8:05 pm - 12:40 pmIAH-SYD
23h 35m1 stop
$998Air New Zealand
Find Deal
Mon, Feb 2 - Mon, Feb 16
ANA Logo
12:25 pm - 5:11 amSYD-IAH
33h 46m2 stops
ANA Logo
10:20 am - 8:15 pmIAH-SYD
40h 55m1 stop
$1,129ANA
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Fri, Feb 20 - Tue, Feb 24
ANA Logo
12:25 pm - 5:11 amSYD-IAH
33h 46m2 stops
ANA Logo
10:20 am - 8:15 pmIAH-SYD
40h 55m1 stop
$1,133ANA
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Fri, Feb 20 - Tue, Feb 24
Air Canada Logo
11:20 am - 4:24 pmSYD-IAH
22h 04m1 stop
Air Canada Logo
5:25 pm - 2:40 pmIAH-SYD
28h 15m2 stops
$1,240Air Canada
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Mon, Feb 2 - Mon, Feb 16
Air Canada Logo
11:20 am - 9:44 pmSYD-IAH
27h 24m2 stops
Air Canada Logo
5:25 pm - 2:40 pmIAH-SYD
28h 15m2 stops
$1,271Air Canada
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Mon, Feb 2 - Mon, Feb 16
American Airlines Logo
11:20 am - 5:08 pmSYD-IAH
22h 48m2 stops
American Airlines Logo
2:30 pm - 9:00 amIAH-SYD
25h 30m2 stops
$1,275American Airlines
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Thu, Dec 4 - Wed, Dec 31
American Airlines Logo
11:20 am - 4:15 pmSYD-IAH
21h 55m1 stop
American Airlines Logo
2:09 pm - 9:00 amIAH-SYD
25h 51m2 stops
$1,281American Airlines
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Thu, Dec 4 - Wed, Dec 31
United Airlines Logo
11:50 am - 10:25 amSYD-IAH
15h 35mnonstop
United Airlines Logo
8:25 pm - 7:00 amIAH-SYD
17h 35mnonstop
$1,346United Airlines
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Mon, Dec 29 - Sun, Jan 25
United Airlines Logo
11:50 am - 10:25 amSYD-IAH
15h 35mnonstop
United Airlines Logo
2:22 pm - 9:15 amIAH-SYD
25h 53m1 stop
$1,352United Airlines
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Mon, Dec 29 - Sun, Jan 25

Air New Zealand flights from Sydney to Houston George Bush Intcntl Airport

Our best Air New Zealand deals on Sydney to Houston George Bush Intcntl Airport flight tickets
Air New Zealand
Feb 2
SYD11:45 amSydney Kingsford Smith
19h 20m
1 stop
IAH2:05 pmHouston George Bush Intcntl
Feb 16
IAH8:05 pmHouston George Bush Intcntl
23h 35m
1 stop
SYD12:40 pmSydney Kingsford Smith
$998
Find similar
Air New Zealand
Feb 15
SYD11:45 amSydney Kingsford Smith
19h 20m
1 stop
IAH2:05 pmHouston George Bush Intcntl
Mar 1
IAH8:05 pmHouston George Bush Intcntl
19h 40m
1 stop
SYD8:45 amSydney Kingsford Smith
$1,002
Find similar
Air New Zealand
Dec 7
SYD9:55 amSydney Kingsford Smith
21h 10m
1 stop
IAH2:05 pmHouston George Bush Intcntl
Dec 22
IAH8:05 pmHouston George Bush Intcntl
19h 40m
1 stop
SYD8:45 amSydney Kingsford Smith
$1,151
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Delta flights from Sydney to Houston George Bush Intcntl Airport

Our best Delta deals on Sydney to Houston George Bush Intcntl Airport flight tickets
Delta
Dec 29
SYD2:15 pmSydney Kingsford Smith
37h 02m
2 stops
IAH10:17 amHouston George Bush Intcntl
Jan 25
IAH7:05 amHouston George Bush Intcntl
30h 45m
2 stops
SYD6:50 amSydney Kingsford Smith
$1,358
Find similar
Delta
Dec 9
SYD10:40 amSydney Kingsford Smith
20h 35m
1 stop
IAH2:15 pmHouston George Bush Intcntl
Jan 13
IAH11:34 amHouston George Bush Intcntl
26h 16m
2 stops
SYD6:50 amSydney Kingsford Smith
$1,548
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momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated October 29, 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

Tue 11/25

2:10 pm-4:53 am

2 stops31h 43m

Houston George Bush Intcntl

Tue 12/2

5:00 am-12:30 pm

2 stops38h 30m

$880

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 2/2

11:45 am-2:05 pm

1 stop19h 20m

Houston George Bush Intcntl

Mon 2/16

8:05 pm-12:40 pm

1 stop23h 35m

$998

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 2/20

12:25 pm-5:11 am

2 stops33h 46m

Houston George Bush Intcntl

Tue 2/24

10:20 am-8:15 pm

1 stop40h 55m

$1,129

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 2/20

12:25 pm-5:11 am

2 stops33h 46m

Houston George Bush Intcntl

Tue 2/24

10:20 am-8:15 pm

1 stop40h 55m

$1,133

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 2/2

11:20 am-4:24 pm

1 stop22h 04m

Houston George Bush Intcntl

Mon 2/16

5:25 pm-2:40 pm

2 stops28h 15m

$1,240

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 2/2

11:20 am-9:44 pm

2 stops27h 24m

Houston George Bush Intcntl

Mon 2/16

5:25 pm-2:40 pm

2 stops28h 15m

$1,271

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 12/4

11:20 am-5:08 pm

2 stops22h 48m

Houston George Bush Intcntl

Wed 12/31

2:30 pm-9:00 am

2 stops25h 30m

$1,275

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 12/4

11:20 am-4:15 pm

1 stop21h 55m

Houston George Bush Intcntl

Wed 12/31

2:09 pm-9:00 am

2 stops25h 51m

$1,281

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 12/29

11:50 am-10:25 am

Nonstop15h 35m

Houston George Bush Intcntl

Sun 1/25

8:25 pm-7:00 am

Nonstop17h 35m

$1,346

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 12/29

11:50 am-10:25 am

Nonstop15h 35m

Houston George Bush Intcntl

Sun 1/25

2:22 pm-9:15 am

1 stop25h 53m

$1,352

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 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 month of September is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Sydney, with most prices found around $1,033. If you are unable to visit Houston George Bush Intcntl Airport during the month of September, then departing from Sydney during the month August is also very affordable. Most momondo users find prices during this month for around $1,042.

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

The cheapest day to depart from Sydney to Houston George Bush Intcntl Airport is on a Monday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Monday will often find tickets for as low as $1,252. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Tuesday is $1,701.

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 $1,172. Try not to purchase tickets in the morning because they tend to be around $1,488. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $1,220 when searching weeks out. 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 $951 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 8% 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 October 2025, prices for Sydney to Houston George Bush Intcntl Airport flights are approximately 44% 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 round-trip 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

$757

Fastest flight time

15h 35m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun
The best one-way flight to Houston George Bush Intcntl Airport from Sydney in the past 72 hours is $757. The best round-trip flight deal from Sydney to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $1,411.
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 on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
Search flight deals

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

    Sydney Kingsford Smith and Houston George Bush Intcntl are 8588.3 mi apart from one another. By plane, this route typically takes 15h 35m.

  • 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 are refreshed on a daily basis.

  • 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 travel and health documents you'll need for your trip to Houston George Bush Intcntl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston George Bush Intcntl Airport. It is always advisable to seek 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
Air CanadaPriceFrom $885Free CancellationRating
7.1
10,372 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,044Free CancellationRating
7.4
8,999 reviews
Search United Airlines flights

  • United Airlines Flights From Sydney to Houston George Bush Intcntl Airport

    Across 6 United Airlines flights from Sydney to Houston George Bush Intcntl Airport this week, the average price was $1,489, with the best United Airlines deals starting from $1,044 round-trip. 8,999 users have rated United Airlines on momondo, with an average score of 7.4/10.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
The Woodlands
Katy
Conroe
Cypress
Humble
Spring
Montgomery
Tomball
Livingston
Jersey Village

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. momondo allows you to filter the results for Sydney to Houston flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from Sydney.

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

If you are not ready to book a flight from Sydney to Houston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Houston and let you know when they change.

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