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Cheap flights from Houston to Australia from $441

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Australia departing on 3/25. 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
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
4:32 pm - 7:05 am
IAH
-
BNE
47h 33m
2 stops
Air Canada Logo
10:00 am - 1:24 pm
BNE
-
IAH
42h 24m
2 stops
$933Air Canada
Sun, May 17 - Sun, May 24
Multiple Airlines Logo
4:34 pm - 12:35 pm
IAH
-
SYD
27h 01m
2 stops
Multiple Airlines Logo
2:00 pm - 12:30 am
SYD
-
IAH
26h 30m
2 stops
$933Multiple Airlines
Wed, Mar 4 - Tue, Mar 10
Air Canada Logo
4:32 pm - 7:05 am
IAH
-
BNE
47h 33m
2 stops
Air Canada Logo
10:00 am - 1:24 pm
BNE
-
IAH
42h 24m
2 stops
$934Air Canada
Sun, May 17 - Sun, May 24
Air New Zealand Logo
9:55 pm - 8:45 am
IAH
-
SYD
19h 50m
1 stop
Air New Zealand Logo
9:55 am - 4:25 pm
SYD
-
IAH
21h 30m
1 stop
$1,012Air New Zealand
Mon, May 4 - Wed, May 13
Air New Zealand Logo
9:55 pm - 10:40 am
IAH
-
SYD
21h 45m
1 stop
Air New Zealand Logo
9:55 am - 4:25 pm
SYD
-
IAH
21h 30m
1 stop
$1,014Air New Zealand
Mon, Aug 3 - Mon, Aug 17
American Airlines Logo
9:30 am - 5:00 am
HOU
-
MEL
28h 30m
1 stop
American Airlines Logo
1:35 pm - 11:52 pm
MEL
-
HOU
25h 17m
1 stop
$1,341American Airlines
Wed, Jun 24 - Wed, Jul 8
American Airlines Logo
8:21 pm - 6:55 am
HOU
-
SYD
19h 34m
1 stop
American Airlines Logo
12:00 pm - 3:49 pm
SYD
-
HOU
18h 49m
1 stop
$1,356American Airlines
Wed, Apr 29 - Wed, May 13
Fiji Airways Logo
6:23 pm - 12:00 pm
HOU
-
MEL
26h 37m
2 stops
Fiji Airways Logo
1:30 pm - 7:55 pm
MEL
-
HOU
21h 25m
2 stops
$1,493Fiji Airways
Sat, Jul 25 - Sat, Aug 8
Qantas Airways Logo
4:15 pm - 9:35 am
HOU
-
OOL
26h 20m
2 stops
Qantas Airways Logo
7:00 am - 3:45 pm
OOL
-
HOU
23h 45m
2 stops
$2,120Qantas Airways
Mon, Jun 29 - Wed, Jul 29
Qantas Airways Logo
4:20 pm - 8:35 am
HOU
-
OOL
25h 15m
2 stops
Qantas Airways Logo
6:00 am - 7:50 pm
OOL
-
HOU
28h 50m
2 stops
$2,880Qantas Airways
Mon, Mar 30 - Mon, Apr 6

Air New Zealand flights from Houston to Australia

Our best Air New Zealand deals on Houston to Australia flight tickets
Air New Zealand
May 4
IAH9:55 pmHouston George Bush Intcntl
19h 50m
1 stop
SYD8:45 amSydney Kingsford Smith
May 13
SYD9:55 amSydney Kingsford Smith
21h 30m
1 stop
IAH4:25 pmHouston George Bush Intcntl
$1,012
Air New Zealand
Aug 3
IAH9:55 pmHouston George Bush Intcntl
21h 45m
1 stop
SYD10:40 amSydney Kingsford Smith
Aug 17
SYD9:55 amSydney Kingsford Smith
21h 30m
1 stop
IAH4:25 pmHouston George Bush Intcntl
$1,014
Air New Zealand
Apr 6
IAH9:55 pmHouston George Bush Intcntl
19h 50m
1 stop
SYD8:45 amSydney Kingsford Smith
Apr 27
SYD11:55 amSydney Kingsford Smith
19h 30m
1 stop
IAH4:25 pmHouston George Bush Intcntl
$1,021

American Airlines flights from Houston to Australia

Our best American Airlines deals on Houston to Australia flight tickets
American Airlines
Jun 24
HOU12:48 pmHouston Hobby
25h 12m
1 stop
MEL5:00 amMelbourne
Jul 8
MEL1:35 pmMelbourne
25h 17m
1 stop
HOU11:52 pmHouston Hobby
$1,341
American Airlines
Apr 29
HOU8:21 pmHouston Hobby
19h 34m
1 stop
SYD6:55 amSydney Kingsford Smith
May 13
SYD12:00 pmSydney Kingsford Smith
18h 49m
1 stop
HOU3:49 pmHouston Hobby
$1,356
American Airlines
Apr 29
HOU4:18 pmHouston Hobby
23h 47m
2 stops
SYD7:05 amSydney Kingsford Smith
May 13
SYD9:10 amSydney Kingsford Smith
21h 39m
2 stops
HOU3:49 pmHouston Hobby
$1,358

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Australia 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 February 16, 2026.
Use the filters below to find and compare flights from Houston to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Sun 5/17

4:32 pm-7:05 am

2 stops47h 33m

Brisbane

Sun 5/24

10:00 am-1:24 pm

2 stops42h 24m

$933

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 3/4

4:34 pm-12:35 pm

2 stops27h 01m

Sydney Kingsford Smith

Tue 3/10

2:00 pm-12:30 am

2 stops26h 30m

$933

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Sun 5/17

4:32 pm-7:05 am

2 stops47h 33m

Brisbane

Sun 5/24

10:00 am-1:24 pm

2 stops42h 24m

$934

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 5/4

9:55 pm-8:45 am

1 stop19h 50m

Sydney Kingsford Smith

Wed 5/13

9:55 am-4:25 pm

1 stop21h 30m

$1,012

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 8/3

9:55 pm-10:40 am

1 stop21h 45m

Sydney Kingsford Smith

Mon 8/17

9:55 am-4:25 pm

1 stop21h 30m

$1,014

HoustonMelbourne

HOU - MEL

HOUMEL

Houston Hobby

Wed 6/24

9:30 am-5:00 am

1 stop28h 30m

Melbourne

Wed 7/8

1:35 pm-11:52 pm

1 stop25h 17m

$1,341

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Wed 4/29

8:21 pm-6:55 am

1 stop19h 34m

Sydney Kingsford Smith

Wed 5/13

12:00 pm-3:49 pm

1 stop18h 49m

$1,356

HoustonMelbourne

HOU - MEL

HOUMEL

Houston Hobby

Sat 7/25

6:23 pm-12:00 pm

2 stops26h 37m

Melbourne

Sat 8/8

1:30 pm-7:55 pm

2 stops21h 25m

$1,493

HoustonCoolangatta

HOU - OOL

HOUOOL

Houston Hobby

Mon 6/29

4:15 pm-9:35 am

2 stops26h 20m

Coolangatta Gold Coast

Wed 7/29

7:00 am-3:45 pm

2 stops23h 45m

$2,120

HoustonCoolangatta

HOU - OOL

HOUOOL

Houston Hobby

Mon 3/30

4:20 pm-8:35 am

2 stops25h 15m

Coolangatta Gold Coast

Mon 4/6

6:00 am-7:50 pm

2 stops28h 50m

$2,880

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 Australia from

How to get the cheapest flight ticket from Houston to Australia

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 Australia?

The month of March is, on average, the cheapest month to fly to Australia from Houston, with most prices found around $897. If you aren’t able to travel during the month of March, then book flights to Australia from Houston during July instead. Flights to Australia in July, while not as cheap as those in March, still average around $1,034.

What is the cheapest Houston to Australia flight route?

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

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

You are more likely to see cheaper flights to Australia from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,286 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Houston for as low as $988 on momondo.

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

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

Cheap Houston to Australia flight deals and tips

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

Fastest flight time

17h 30m

Direct flights

Every day

Airports in Australia

266 airports
The fastest flight from Houston to Australia takes 17h 30m
Direct flights go from Houston to Australia every day.
There are 266 airports in Australia. From Houston there are direct flights to Sydney Kingsford Smith (SYD).
Search flight deals

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

    Prices for flights from Houston to Australia are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Australia.

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

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

Best airlines flying from Houston to Australia

Compare and see reviews for airlines that fly from Houston to Australia with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $337Free CancellationRating
7.9
8,205 reviews
Search Delta flights
Qantas AirwaysPriceFrom $447Free CancellationRating
7.5
989 reviews
Search Qantas Airways flights
Fiji AirwaysPriceFrom $740Free CancellationRating
8.0
225 reviews
Search Fiji Airways flights
Air CanadaPriceFrom $750Free CancellationRating
7.1
10,724 reviews
Search Air Canada flights
Air New ZealandPriceFrom $783Free CancellationRating
8.0
585 reviews
Search Air New Zealand flights
American AirlinesPriceFrom $817Free CancellationRating
7.2
11,290 reviews
Search American Airlines flights
United AirlinesPriceFrom $839Free CancellationRating
7.4
9,300 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Houston to Australia. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

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 Houston to Australia.

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

Yes. momondo can track prices for Houston to Australia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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