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Cheap flights from Australia to Houston from $642

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 9/30. 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
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
$859Multiple Airlines
Tue, Aug 11 - Sat, Aug 15
Multiple Airlines Logo
1:15 pm - 11:56 pm
SYD
-
IAH
25h 41m
2 stops
Multiple Airlines Logo
6:50 am - 11:50 am
IAH
-
SYD
38h 00m
3 stops
$956Multiple Airlines
Sat, Sep 5 - Sat, Sep 12
Air Canada Logo
11:20 am - 2:38 pm
SYD
-
IAH
20h 18m
1 stop
Air Canada Logo
6:10 pm - 9:35 am
IAH
-
SYD
22h 25m
1 stop
$1,062Air Canada
Mon, Nov 9 - Wed, Dec 9
Air Canada Logo
11:20 am - 2:38 pm
SYD
-
IAH
20h 18m
1 stop
Air Canada Logo
6:10 pm - 9:35 am
IAH
-
SYD
22h 25m
1 stop
$1,063Air Canada
Mon, Nov 9 - Wed, Dec 9
Air New Zealand Logo
7:35 pm - 4:25 pm
BNE
-
IAH
35h 50m
1 stop
Air New Zealand Logo
9:55 pm - 11:05 am
IAH
-
BNE
22h 10m
1 stop
$1,130Air New Zealand
Tue, Aug 11 - Wed, Aug 26
Air New Zealand Logo
8:35 am - 4:25 pm
MEL
-
IAH
22h 50m
1 stop
Air New Zealand Logo
8:55 pm - 1:45 pm
IAH
-
MEL
24h 50m
1 stop
$1,180Air New Zealand
Wed, Aug 19 - Tue, Oct 27
Fiji Airways Logo
1:15 pm - 7:51 pm
SYD
-
HOU
21h 36m
2 stops
Fiji Airways Logo
6:14 pm - 11:50 am
HOU
-
SYD
26h 36m
2 stops
$1,301Fiji Airways
Tue, Aug 11 - Sat, Aug 15
Fiji Airways Logo
6:15 am - 7:51 pm
SYD
-
HOU
28h 36m
2 stops
Fiji Airways Logo
12:14 pm - 11:50 am
HOU
-
SYD
32h 36m
2 stops
$1,353Fiji Airways
Tue, Aug 11 - Sat, Aug 15
Qantas Airways Logo
12:00 pm - 3:26 pm
SYD
-
HOU
18h 26m
1 stop
Qantas Airways Logo
4:18 pm - 6:55 am
HOU
-
SYD
23h 37m
1 stop
$1,667Qantas Airways
Tue, Sep 8 - Wed, Sep 30
Qantas Airways Logo
1:00 pm - 4:36 pm
SYD
-
HOU
19h 36m
1 stop
Qantas Airways Logo
4:23 pm - 6:55 am
HOU
-
SYD
22h 32m
1 stop
$1,694Qantas Airways
Thu, Oct 15 - Mon, Mar 15

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Fiji Airways flights from Australia to Houston

Our best Fiji Airways deals on Australia to Houston flight tickets
Fiji Airways
Aug 11
SYD1:15 pmSydney Kingsford Smith
21h 36m
2 stops
HOU7:51 pmHouston Hobby
Aug 15
HOU6:14 pmHouston Hobby
26h 36m
2 stops
SYD11:50 amSydney Kingsford Smith
$1,301
Fiji Airways
Aug 11
SYD6:15 amSydney Kingsford Smith
28h 36m
2 stops
HOU7:51 pmHouston Hobby
Aug 15
HOU12:14 pmHouston Hobby
32h 36m
2 stops
SYD11:50 amSydney Kingsford Smith
$1,353
Fiji Airways
Aug 11
SYD1:15 pmSydney Kingsford Smith
21h 36m
2 stops
HOU7:51 pmHouston Hobby
Aug 15
HOU6:14 pmHouston Hobby
26h 36m
2 stops
SYD11:50 amSydney Kingsford Smith
$1,696

Qantas Airways flights from Australia to Houston

Our best Qantas Airways deals on Australia to Houston flight tickets
Qantas Airways
Oct 15
SYD1:00 pmSydney Kingsford Smith
19h 36m
1 stop
HOU4:36 pmHouston Hobby
Mar 15
HOU4:23 pmHouston Hobby
22h 32m
1 stop
SYD6:55 amSydney Kingsford Smith
$1,694
Qantas Airways
Nov 9
SYD2:05 pmSydney Kingsford Smith
18h 49m
1 stop
HOU3:54 pmHouston Hobby
Dec 9
HOU4:25 pmHouston Hobby
21h 30m
1 stop
SYD6:55 amSydney Kingsford Smith
$1,729
Qantas Airways
Nov 9
SYD2:05 pmSydney Kingsford Smith
18h 49m
1 stop
HOU3:54 pmHouston Hobby
Dec 9
HOU4:25 pmHouston Hobby
21h 30m
1 stop
SYD6:55 amSydney Kingsford Smith
$1,730

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 13, 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

Tue 8/11

1:15 pm-11:56 pm

2 stops25h 41m

Houston George Bush Intcntl

Sat 8/15

4:02 pm-11:50 am

2 stops28h 48m

$859

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Sat 9/5

1:15 pm-11:56 pm

2 stops25h 41m

Houston George Bush Intcntl

Sat 9/12

6:50 am-11:50 am

3 stops38h 00m

$956

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 11/9

11:20 am-2:38 pm

1 stop20h 18m

Houston George Bush Intcntl

Wed 12/9

6:10 pm-9:35 am

1 stop22h 25m

$1,062

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 11/9

11:20 am-2:38 pm

1 stop20h 18m

Houston George Bush Intcntl

Wed 12/9

6:10 pm-9:35 am

1 stop22h 25m

$1,063

BrisbaneHouston

BNE - IAH

BNEIAH

Brisbane

Tue 8/11

7:35 pm-4:25 pm

1 stop35h 50m

Houston George Bush Intcntl

Wed 8/26

9:55 pm-11:05 am

1 stop22h 10m

$1,130

MelbourneHouston

MEL - IAH

MELIAH

Melbourne

Wed 8/19

8:35 am-4:25 pm

1 stop22h 50m

Houston George Bush Intcntl

Tue 10/27

8:55 pm-1:45 pm

1 stop24h 50m

$1,180

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Tue 8/11

1:15 pm-7:51 pm

2 stops21h 36m

Houston Hobby

Sat 8/15

6:14 pm-11:50 am

2 stops26h 36m

$1,301

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Tue 8/11

6:15 am-7:51 pm

2 stops28h 36m

Houston Hobby

Sat 8/15

12:14 pm-11:50 am

2 stops32h 36m

$1,353
Quickest round-trip

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Tue 9/8

12:00 pm-3:26 pm

1 stop18h 26m

Houston Hobby

Wed 9/30

4:18 pm-6:55 am

1 stop23h 37m

$1,667

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Thu 10/15

1:00 pm-4:36 pm

1 stop19h 36m

Houston Hobby

Mon 3/15

4:23 pm-6:55 am

1 stop22h 32m

$1,694

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 $1,222 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
653 reviews
Search Air New Zealand flights
United AirlinesPriceFrom $1,104Free CancellationRating
7.4
9,981 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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