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Cheap flights from Australia to Houston from $445

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Australia to Houston departing on 11/3. 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 Australia to Houston

Recent round-trip flight deals from Australia to Houston

Enter your travel dates to find the best prices.
Air Canada Logo
10:20 am - 6:42 pm
SYD
-
IAH
24h 22m
1 stop
Air Canada Logo
6:10 pm - 8:35 am
IAH
-
SYD
22h 25m
1 stop
$798Air Canada
Thu, Oct 22 - Mon, Oct 26
Air Canada Logo
9:20 am - 3:51 pm
SYD
-
IAH
21h 31m
1 stop
Air Canada Logo
4:50 pm - 7:20 am
IAH
-
SYD
23h 30m
1 stop
$801Air Canada
Mon, Aug 24 - Mon, Aug 31
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
$807Air Canada
Mon, Aug 24 - Mon, Aug 31
Air Canada Logo
10:20 am - 6:42 pm
SYD
-
IAH
24h 22m
1 stop
Air Canada Logo
6:20 pm - 8:35 am
IAH
-
SYD
46h 15m
2 stops
$808Air Canada
Thu, Oct 22 - Mon, Oct 26
Air New Zealand Logo
10:20 am - 2:15 pm
MEL
-
IAH
20h 55m
1 stop
Air New Zealand Logo
7:55 pm - 10:55 am
IAH
-
MEL
22h 00m
1 stop
$1,259Air New Zealand
Mon, Nov 2 - Mon, Nov 16
Air New Zealand Logo
8:35 am - 4:25 pm
MEL
-
IAH
22h 50m
1 stop
Air New Zealand Logo
9:55 pm - 10:55 am
IAH
-
MEL
22h 00m
1 stop
$1,259Air New Zealand
Wed, Sep 9 - Wed, Sep 16
Air New Zealand Logo
12:05 pm - 4:25 pm
ADL
-
IAH
18h 50m
1 stop
Air New Zealand Logo
9:55 pm - 10:55 am
IAH
-
ADL
22h 30m
1 stop
$1,366Air New Zealand
Mon, Aug 10 - Mon, Aug 17
United Airlines Logo
11:20 am - 11:15 am
SYD
-
IAH
39h 55m
2 stops
United Airlines Logo
5:35 pm - 9:20 am
IAH
-
SYD
22h 45m
1 stop
$1,383United Airlines
Fri, Oct 23 - Sun, Nov 1
United Airlines Logo
9:15 am - 8:55 am
SYD
-
IAH
15h 40mnonstop
United Airlines Logo
2:50 pm - 9:20 am
IAH
-
SYD
25h 30m
1 stop
$1,703United Airlines
Wed, Oct 28 - Tue, Dec 8
Air New Zealand Logo
7:50 pm - 4:25 pm
PER
-
IAH
33h 35m
1 stop
Air New Zealand Logo
10:10 am - 4:00 pm
IAH
-
PER
40h 50m
2 stops
$1,849Air New Zealand
Sun, Aug 23 - Sun, Aug 30

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Qantas Airways flights from Australia to Houston

Our best Qantas Airways deals on Australia to Houston flight tickets
Qantas Airways
Sep 23
SYD12:00 pmSydney Kingsford Smith
20h 59m
1 stop
HOU5:59 pmHouston Hobby
Oct 12
HOU2:08 pmHouston Hobby
24h 47m
1 stop
SYD6:55 amSydney Kingsford Smith
$1,645
Qantas Airways
Sep 14
SYD12:00 pmSydney Kingsford Smith
20h 42m
1 stop
HOU5:42 pmHouston Hobby
Sep 22
HOU1:56 pmHouston Hobby
25h 59m
1 stop
SYD6:55 amSydney Kingsford Smith
$1,704
Qantas Airways
Sep 15
SYD12:00 pmSydney Kingsford Smith
18h 43m
1 stop
HOU3:43 pmHouston Hobby
Sep 23
HOU4:18 pmHouston Hobby
23h 37m
1 stop
SYD6:55 amSydney Kingsford Smith
$1,738

Delta flights from Australia to Houston

Our best Delta deals on Australia to Houston flight tickets
Delta
Sep 15
SYD9:15 amSydney Kingsford Smith
28h 24m
2 stops
HOU10:39 pmHouston Hobby
Sep 23
HOU11:00 amHouston Hobby
28h 50m
2 stops
SYD6:50 amSydney Kingsford Smith
$1,710
Delta
Aug 10
SYD9:15 amSydney Kingsford Smith
39h 35m
2 stops
HOU9:50 amHouston Hobby
Aug 27
HOU6:00 amHouston Hobby
33h 50m
2 stops
SYD6:50 amSydney Kingsford Smith
$2,080

momondo Fare Finder

 
Customize your flight search to find flights from Australia 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 July 28, 2026.
Use the filters below to find and compare flights from Australia 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

Thu 10/22

10:20 am-6:42 pm

1 stop24h 22m

Houston George Bush Intcntl

Mon 10/26

6:10 pm-8:35 am

1 stop22h 25m

$798

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 8/24

9:20 am-3:51 pm

1 stop21h 31m

Houston George Bush Intcntl

Mon 8/31

4:50 pm-7:20 am

1 stop23h 30m

$801

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 8/24

9:20 am-3:51 pm

1 stop21h 31m

Houston George Bush Intcntl

Mon 8/31

6:45 am-7:20 am

2 stops33h 35m

$807

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 10/22

10:20 am-6:42 pm

1 stop24h 22m

Houston George Bush Intcntl

Mon 10/26

6:20 pm-8:35 am

2 stops46h 15m

$808

MelbourneHouston

MEL - IAH

MELIAH

Melbourne

Mon 11/2

10:20 am-2:15 pm

1 stop20h 55m

Houston George Bush Intcntl

Mon 11/16

7:55 pm-10:55 am

1 stop22h 00m

$1,259

MelbourneHouston

MEL - IAH

MELIAH

Melbourne

Wed 9/9

8:35 am-4:25 pm

1 stop22h 50m

Houston George Bush Intcntl

Wed 9/16

9:55 pm-10:55 am

1 stop22h 00m

$1,259

AdelaideHouston

ADL - IAH

ADLIAH

Adelaide

Mon 8/10

12:05 pm-4:25 pm

1 stop18h 50m

Houston George Bush Intcntl

Mon 8/17

9:55 pm-10:55 am

1 stop22h 30m

$1,366

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 10/23

11:20 am-11:15 am

2 stops39h 55m

Houston George Bush Intcntl

Sun 11/1

5:35 pm-9:20 am

1 stop22h 45m

$1,383
Quickest round-trip

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 10/28

9:15 am-8:55 am

Nonstop15h 40m

Houston George Bush Intcntl

Tue 12/8

2:50 pm-9:20 am

1 stop25h 30m

$1,703

PerthHouston

PER - IAH

PERIAH

Perth

Sun 8/23

7:50 pm-4:25 pm

1 stop33h 35m

Houston George Bush Intcntl

Sun 8/30

10:10 am-4:00 pm

2 stops40h 50m

$1,849

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 Australia 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 cheapest month to fly to Houston?

The month of November is, on average, the cheapest month to fly to Houston from Australia, with most prices found around $1,099. The month of October is another great option to travel to Houston, with average flight prices from Australia averaging around $1,105.

What is the cheapest Australia to Houston flight route?

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

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

You are more likely to see cheaper flights to Houston from Australia 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 Australia for as low as $1,091 on momondo.

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

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

Cheap Australia to Houston flight deals and tips

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

Fastest flight time

15h 40m

Direct flights

Every day

Airports in Houston

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

Frequently asked questions about flying from Australia to Houston

  • When did momondo last update prices for flights from Australia to Houston?

    Prices for flights from Australia to Houston are refreshed on a daily basis.

  • How many operators does momondo search for flights from Australia to Houston?

  • How old do you have to be to fly from Australia 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 Australia to Houston.

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

    The travel and health documents you'll need for your trip to Houston 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. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Australia to Houston

Compare and see reviews for airlines that fly from Australia to Houston with momondo
Airline
Rating
Free Cancellation
Price
Air New ZealandPriceFrom $1,042Free CancellationRating
8.0
656 reviews
Search Air New Zealand flights
United AirlinesPriceFrom $1,104Free CancellationRating
7.4
10,050 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Australia to Houston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Houston that suits you.

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

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

How can momondo help me find flights from Australia 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 Australia to Houston.

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

Price alerts on flights to Houston from Australia 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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