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Cheap flights from Sydney to Houston from $631

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 8/13. 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

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Cheap round-trip flights

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Air New Zealand Logo
11:55 am - 4:25 pm
SYD
-
IAH
19h 30m
1 stop
Air New Zealand Logo
9:55 pm - 8:45 am
IAH
-
SYD
19h 50m
1 stop
$998Air New Zealand
Thu, May 7 - Fri, May 29
Air New Zealand Logo
9:55 am - 4:25 pm
SYD
-
IAH
21h 30m
1 stop
Air New Zealand Logo
9:55 pm - 8:45 am
IAH
-
SYD
19h 50m
1 stop
$1,014Air New Zealand
Fri, Apr 24 - Sun, May 3
Air New Zealand Logo
9:55 am - 4:25 pm
SYD
-
IAH
21h 30m
1 stop
Air New Zealand Logo
9:55 pm - 10:40 am
IAH
-
SYD
21h 45m
1 stop
$1,025Air New Zealand
Fri, May 15 - Fri, May 22
Air New Zealand Logo
11:55 am - 4:25 pm
SYD
-
IAH
19h 30m
1 stop
Air New Zealand Logo
9:55 pm - 10:40 am
IAH
-
SYD
21h 45m
1 stop
$1,026Air New Zealand
Fri, Jul 24 - Wed, Aug 5
Air New Zealand Logo
9:55 am - 4:25 pm
SYD
-
IAH
21h 30m
1 stop
Air New Zealand Logo
9:55 pm - 8:45 am
IAH
-
SYD
19h 50m
1 stop
$1,044Air New Zealand
Fri, May 1 - Fri, May 15
Air New Zealand Logo
9:55 am - 4:25 pm
SYD
-
IAH
21h 30m
1 stop
Air New Zealand Logo
9:55 pm - 8:45 am
IAH
-
SYD
19h 50m
1 stop
$1,045Air New Zealand
Fri, May 1 - Wed, May 13
Air New Zealand Logo
11:55 am - 4:25 pm
SYD
-
IAH
19h 30m
1 stop
Air New Zealand Logo
9:55 pm - 8:45 am
IAH
-
SYD
19h 50m
1 stop
$1,057Air New Zealand
Wed, Apr 29 - Wed, May 13
Air New Zealand Logo
11:55 am - 4:25 pm
SYD
-
IAH
19h 30m
1 stop
Air New Zealand Logo
9:55 pm - 10:40 am
IAH
-
SYD
21h 45m
1 stop
$1,058Air New Zealand
Fri, May 1 - Wed, May 13
Air New Zealand Logo
9:55 am - 4:25 pm
SYD
-
IAH
21h 30m
1 stop
Air New Zealand Logo
9:55 pm - 8:45 am
IAH
-
SYD
19h 50m
1 stop
$1,063Air New Zealand
Fri, May 1 - Wed, May 13
Air New Zealand Logo
11:55 am - 4:25 pm
SYD
-
IAH
19h 30m
1 stop
Air New Zealand Logo
9:55 pm - 10:40 am
IAH
-
SYD
21h 45m
1 stop
$1,065Air New Zealand
Wed, Apr 29 - Wed, May 13

American Airlines flights from Sydney to Houston George Bush Intcntl Airport

Our best American Airlines deals on Sydney to Houston George Bush Intcntl Airport flight tickets
American Airlines
Apr 29
SYD9:10 amSydney Kingsford Smith
26h 10m
2 stops
IAH8:20 pmHouston George Bush Intcntl
May 13
IAH4:42 pmHouston George Bush Intcntl
23h 23m
2 stops
SYD7:05 amSydney Kingsford Smith
$1,185
American Airlines
Apr 21
SYD9:10 amSydney Kingsford Smith
23h 11m
2 stops
IAH5:21 pmHouston George Bush Intcntl
May 26
IAH8:12 pmHouston George Bush Intcntl
20h 18m
1 stop
SYD7:30 amSydney Kingsford Smith
$1,192
American Airlines
Apr 29
SYD9:10 amSydney Kingsford Smith
28h 19m
2 stops
IAH10:29 pmHouston George Bush Intcntl
May 13
IAH7:41 pmHouston George Bush Intcntl
20h 24m
1 stop
SYD7:05 amSydney Kingsford Smith
$1,198

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
Apr 16
SYD8:15 pmSydney Kingsford Smith
32h 00m
2 stops
IAH1:15 pmHouston George Bush Intcntl
May 22
IAH8:12 pmHouston George Bush Intcntl
19h 53m
1 stop
SYD7:05 amSydney Kingsford Smith
$1,233
Qantas Airways
Apr 16
SYD8:15 pmSydney Kingsford Smith
28h 25m
2 stops
IAH9:40 amHouston George Bush Intcntl
May 22
IAH7:42 pmHouston George Bush Intcntl
47h 48m
2 stops
SYD10:30 amSydney Kingsford Smith
$1,262
Qantas Airways
Mar 17
SYD1:05 pmSydney Kingsford Smith
18h 40m
1 stop
IAH3:45 pmHouston George Bush Intcntl
Mar 24
IAH6:26 pmHouston George Bush Intcntl
20h 29m
1 stop
SYD6:55 amSydney Kingsford Smith
$1,779

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 March 15, 2026.
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

Cheapest round-trip
Quickest round-trip

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 5/7

11:55 am-4:25 pm

1 stop19h 30m

Houston George Bush Intcntl

Fri 5/29

9:55 pm-8:45 am

1 stop19h 50m

$998

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 4/24

9:55 am-4:25 pm

1 stop21h 30m

Houston George Bush Intcntl

Sun 5/3

9:55 pm-8:45 am

1 stop19h 50m

$1,014

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 5/15

9:55 am-4:25 pm

1 stop21h 30m

Houston George Bush Intcntl

Fri 5/22

9:55 pm-10:40 am

1 stop21h 45m

$1,025

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 7/24

11:55 am-4:25 pm

1 stop19h 30m

Houston George Bush Intcntl

Wed 8/5

9:55 pm-10:40 am

1 stop21h 45m

$1,026

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 5/1

9:55 am-4:25 pm

1 stop21h 30m

Houston George Bush Intcntl

Fri 5/15

9:55 pm-8:45 am

1 stop19h 50m

$1,044

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 5/1

9:55 am-4:25 pm

1 stop21h 30m

Houston George Bush Intcntl

Wed 5/13

9:55 pm-8:45 am

1 stop19h 50m

$1,045

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 4/29

11:55 am-4:25 pm

1 stop19h 30m

Houston George Bush Intcntl

Wed 5/13

9:55 pm-8:45 am

1 stop19h 50m

$1,057

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 5/1

11:55 am-4:25 pm

1 stop19h 30m

Houston George Bush Intcntl

Wed 5/13

9:55 pm-10:40 am

1 stop21h 45m

$1,058

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 5/1

9:55 am-4:25 pm

1 stop21h 30m

Houston George Bush Intcntl

Wed 5/13

9:55 pm-8:45 am

1 stop19h 50m

$1,063

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 4/29

11:55 am-4:25 pm

1 stop19h 30m

Houston George Bush Intcntl

Wed 5/13

9:55 pm-10:40 am

1 stop21h 45m

$1,065

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 April is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Sydney, with most prices found around $1,015. If you are unable to visit Houston George Bush Intcntl Airport during the month of April, then departing from Sydney during the month August is also very affordable. Most momondo users find prices during this month for around $1,029.

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 $1,177. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Friday is $1,619.

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 $1,122 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 $948 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 35% 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 March 2026, prices for Sydney to Houston George Bush Intcntl Airport flights are approximately 62% more expensive 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

$1,038

Fastest flight time

15h 35m

Direct flights

Tue, Fri, Sat and Sun
The best one-way flight to Houston George Bush Intcntl Airport from Sydney in the past 72 hours is $1,038. The best round-trip flight deal from Sydney to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $1,177.
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 Tuesday, 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
United AirlinesPriceFrom $1,104Free CancellationRating
7.4
9,427 reviews
Search United Airlines flights

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

    Across 7 United Airlines flights from Sydney to Houston George Bush Intcntl Airport this week, the average price was $1,620, with the best United Airlines deals starting from $1,104 round-trip. 9,427 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
Katy
The Woodlands
Conroe
Humble
Cypress
Spring
Montgomery
Tomball
Jersey Village
Livingston

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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