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Cheap flights from Australia to Houston from $630

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 7/19. 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.
Multiple Airlines Logo
6:15 am - 11:56 pm
SYD
-
IAH
32h 41m
2 stops
Multiple Airlines Logo
4:02 pm - 10:10 pm
IAH
-
SYD
39h 08m
2 stops
$904Multiple Airlines
Wed, Jul 22 - Wed, Jul 29
Multiple Airlines Logo
1:15 pm - 11:56 pm
SYD
-
IAH
25h 41m
2 stops
Multiple Airlines Logo
4:02 pm - 11:50 am
IAH
-
SYD
28h 48m
2 stops
$939Multiple Airlines
Wed, Jul 22 - Wed, Jul 29
Multiple Airlines Logo
1:15 pm - 11:56 pm
SYD
-
IAH
25h 41m
2 stops
Multiple Airlines Logo
3:52 pm - 11:50 am
IAH
-
SYD
28h 58m
2 stops
$940Multiple Airlines
Mon, Aug 3 - Fri, Aug 28
Air Canada Logo
11:20 am - 9:39 pm
SYD
-
IAH
51h 19m
2 stops
Air Canada Logo
2:30 pm - 6:55 am
IAH
-
SYD
47h 25m
2 stops
$1,042Air Canada
Mon, Nov 9 - Wed, Dec 9
Air Canada Logo
11:20 am - 9:05 am
SYD
-
IAH
38h 45m
2 stops
Air Canada Logo
2:30 pm - 6:55 am
IAH
-
SYD
47h 25m
2 stops
$1,043Air Canada
Mon, Nov 9 - Wed, Dec 9
Qantas Airways Logo
1:05 pm - 3:58 pm
SYD
-
HOU
18h 53m
1 stop
Qantas Airways Logo
4:25 pm - 6:55 am
HOU
-
SYD
21h 30m
1 stop
$1,287Qantas Airways
Fri, Oct 30 - Sun, Nov 8
Qantas Airways Logo
12:00 pm - 6:19 pm
SYD
-
HOU
21h 19m
1 stop
Qantas Airways Logo
6:14 pm - 6:55 am
HOU
-
SYD
21h 41m
1 stop
$1,293Qantas Airways
Mon, Aug 3 - Fri, Aug 28
United Airlines Logo
10:55 am - 11:04 am
MEL
-
IAH
39h 09m
2 stops
United Airlines Logo
7:35 pm - 8:15 am
IAH
-
MEL
21h 40m
1 stop
$1,465United Airlines
Wed, Jul 29 - Mon, Aug 10
Air New Zealand Logo
7:50 am - 2:15 pm
ADL
-
IAH
22h 55m
2 stops
Air New Zealand Logo
7:55 pm - 10:55 am
IAH
-
ADL
22h 30m
1 stop
$1,516Air New Zealand
Tue, Dec 1 - Tue, Dec 8
Air New Zealand Logo
12:25 am - 4:25 pm
PER
-
IAH
29h 00m
1 stop
Air New Zealand Logo
9:55 pm - 4:00 pm
IAH
-
PER
29h 05m
1 stop
$1,560Air New Zealand
Wed, Aug 5 - Thu, Aug 13

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Delta flights from Australia to Houston

Our best Delta deals on Australia to Houston flight tickets
Delta
Dec 7
SYD10:40 amSydney Kingsford Smith
28h 03m
2 stops
HOU9:43 pmHouston Hobby
Jan 25
HOU10:05 amHouston Hobby
29h 25m
2 stops
SYD8:30 amSydney Kingsford Smith
$1,714
Delta
Nov 9
SYD10:40 amSydney Kingsford Smith
39h 46m
2 stops
HOU9:26 amHouston Hobby
Dec 9
HOU1:00 pmHouston Hobby
26h 30m
2 stops
SYD8:30 amSydney Kingsford Smith
$1,716
Delta
Jul 7
SYD9:15 amSydney Kingsford Smith
27h 36m
2 stops
HOU9:51 pmHouston Hobby
Jul 26
HOU10:40 amHouston Hobby
29h 10m
2 stops
SYD6:50 amSydney Kingsford Smith
$2,033

Qantas Airways flights from Australia to Houston

Our best Qantas Airways deals on Australia to Houston flight tickets
Qantas Airways
Dec 10
SYD11:15 amSydney Kingsford Smith
22h 00m
1 stop
IAH4:15 pmHouston George Bush Intcntl
Jan 26
IAH2:12 pmHouston George Bush Intcntl
25h 48m
1 stop
SYD9:00 amSydney Kingsford Smith
$1,203
Qantas Airways
Jul 21
SYD12:00 pmSydney Kingsford Smith
18h 48m
1 stop
IAH3:48 pmHouston George Bush Intcntl
Jul 28
IAH8:15 pmHouston George Bush Intcntl
20h 15m
1 stop
SYD7:30 amSydney Kingsford Smith
$1,219
Qantas Airways
Oct 30
SYD1:05 pmSydney Kingsford Smith
18h 53m
1 stop
HOU3:58 pmHouston Hobby
Nov 8
HOU4:25 pmHouston Hobby
21h 30m
1 stop
SYD6:55 amSydney Kingsford Smith
$1,287

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 June 23, 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

Wed 7/22

6:15 am-11:56 pm

2 stops32h 41m

Houston George Bush Intcntl

Wed 7/29

4:02 pm-10:10 pm

2 stops39h 08m

$904

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 7/22

1:15 pm-11:56 pm

2 stops25h 41m

Houston George Bush Intcntl

Wed 7/29

4:02 pm-11:50 am

2 stops28h 48m

$939

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 8/3

1:15 pm-11:56 pm

2 stops25h 41m

Houston George Bush Intcntl

Fri 8/28

3:52 pm-11:50 am

2 stops28h 58m

$940

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 11/9

11:20 am-9:39 pm

2 stops51h 19m

Houston George Bush Intcntl

Wed 12/9

2:30 pm-6:55 am

2 stops47h 25m

$1,042

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 11/9

11:20 am-9:05 am

2 stops38h 45m

Houston George Bush Intcntl

Wed 12/9

2:30 pm-6:55 am

2 stops47h 25m

$1,043
Quickest round-trip

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Fri 10/30

1:05 pm-3:58 pm

1 stop18h 53m

Houston Hobby

Sun 11/8

4:25 pm-6:55 am

1 stop21h 30m

$1,287

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Mon 8/3

12:00 pm-6:19 pm

1 stop21h 19m

Houston Hobby

Fri 8/28

6:14 pm-6:55 am

1 stop21h 41m

$1,293

MelbourneHouston

MEL - IAH

MELIAH

Melbourne

Wed 7/29

10:55 am-11:04 am

2 stops39h 09m

Houston George Bush Intcntl

Mon 8/10

7:35 pm-8:15 am

1 stop21h 40m

$1,465

AdelaideHouston

ADL - IAH

ADLIAH

Adelaide

Tue 12/1

7:50 am-2:15 pm

2 stops22h 55m

Houston George Bush Intcntl

Tue 12/8

7:55 pm-10:55 am

1 stop22h 30m

$1,516

PerthHouston

PER - IAH

PERIAH

Perth

Wed 8/5

12:25 am-4:25 pm

1 stop29h 00m

Houston George Bush Intcntl

Thu 8/13

9:55 pm-4:00 pm

1 stop29h 05m

$1,560

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 $121. The month of October is another great option to travel to Houston, with average flight prices from Australia averaging around $121.

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 $1,223 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 $957 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
645 reviews
Search Air New Zealand flights
United AirlinesPriceFrom $1,104Free CancellationRating
7.4
9,875 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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