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Cheap flights from Houston to Australia from $562

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 12/11. 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

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Multiple Airlines Logo
6:45 am - 7:25 amIAH-SYD
31h 40m2 stops
Multiple Airlines Logo
11:20 am - 7:12 pmSYD-IAH
24h 52m1 stop
$1,011Multiple Airlines
Find Deal
mié., dic. 3 - mié., dic. 10
Air New Zealand Logo
8:05 pm - 10:30 amIAH-SYD
21h 25m1 stop
Air New Zealand Logo
9:55 am - 2:05 pmSYD-IAH
21h 10m1 stop
$1,012Air New Zealand
Find Deal
mié., dic. 3 - mié., dic. 10
Air Canada Logo
2:26 pm - 8:45 amIAH-BNE
50h 19m2 stops
Air Canada Logo
10:45 am - 1:34 pmBNE-IAH
42h 49m2 stops
$1,042Air Canada
Find Deal
vie., feb. 6 - sáb., feb. 28
Air Canada Logo
5:25 pm - 7:45 amIAH-BNE
23h 20m1 stop
Air Canada Logo
10:00 am - 1:39 pmBNE-IAH
42h 39m2 stops
$1,045Air Canada
Find Deal
mar., mar. 17 - jue., abr. 9
Fiji Airways Logo
6:10 pm - 12:25 pmIAH-MEL
25h 15m2 stops
Fiji Airways Logo
1:45 pm - 7:01 pmMEL-IAH
22h 16m2 stops
$1,049Fiji Airways
Find Deal
mar., feb. 3 - mar., feb. 17
Fiji Airways Logo
6:10 pm - 10:05 pmIAH-SYD
34h 55m2 stops
Fiji Airways Logo
2:00 pm - 7:01 pmSYD-IAH
22h 01m2 stops
$1,064Fiji Airways
Find Deal
mar., feb. 3 - jue., feb. 26
Qantas Airways Logo
4:55 pm - 3:35 pmHOU-MEL
29h 40m2 stops
Qantas Airways Logo
11:55 pm - 11:46 amMEL-HOU
28h 51m2 stops
$1,350Qantas Airways
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dom., feb. 1 - jue., feb. 12
Qantas Airways Logo
6:36 pm - 2:25 pmHOU-SYD
26h 49m2 stops
Qantas Airways Logo
7:15 pm - 11:46 amSYD-HOU
33h 31m2 stops
$1,383Qantas Airways
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vie., feb. 6 - sáb., feb. 28
American Airlines Logo
4:55 pm - 6:55 amHOU-SYD
21h 00m1 stop
American Airlines Logo
2:05 pm - 3:52 pmSYD-HOU
18h 47m1 stop
$1,437American Airlines
Find Deal
dom., feb. 1 - mar., feb. 17
American Airlines Logo
4:31 pm - 6:55 amHOU-SYD
22h 24m1 stop
American Airlines Logo
1:05 pm - 6:01 pmSYD-HOU
20h 56m1 stop
$1,445American Airlines
Find Deal
mar., mar. 10 - mar., mar. 24

Air New Zealand flights from Houston to Australia

Our best Air New Zealand deals on Houston to Australia flight tickets
Air New Zealand
Dec 3
IAH8:05 pmHouston George Bush Intcntl
21h 25m
1 stop
SYD10:30 amSydney Kingsford Smith
Dec 10
SYD9:55 amSydney Kingsford Smith
21h 10m
1 stop
IAH2:05 pmHouston George Bush Intcntl
$1,012
Find similar
Air New Zealand
Dec 3
IAH8:05 pmHouston George Bush Intcntl
20h 20m
1 stop
MEL9:25 amMelbourne
Dec 10
MEL10:35 amMelbourne
20h 30m
1 stop
IAH2:05 pmHouston George Bush Intcntl
$1,013
Find similar
Air New Zealand
Nov 26
IAH8:05 pmHouston George Bush Intcntl
23h 35m
1 stop
SYD12:40 pmSydney Kingsford Smith
Dec 6
SYD7:15 pmSydney Kingsford Smith
35h 50m
1 stop
IAH2:05 pmHouston George Bush Intcntl
$1,040
Find similar

Qantas Airways flights from Houston to Australia

Our best Qantas Airways deals on Houston to Australia flight tickets
Qantas Airways
Mar 10
IAH6:38 pmHouston George Bush Intcntl
31h 02m
2 stops
SYD5:40 pmSydney Kingsford Smith
Mar 24
SYD11:20 amSydney Kingsford Smith
23h 56m
1 stop
IAH7:16 pmHouston George Bush Intcntl
$1,148
Find similar
Qantas Airways
Feb 16
IAH7:41 pmHouston George Bush Intcntl
34h 04m
2 stops
MEL10:45 pmMelbourne
Mar 9
MEL12:00 pmMelbourne
23h 16m
1 stop
IAH7:16 pmHouston George Bush Intcntl
$1,172
Find similar
Qantas Airways
Feb 16
IAH6:21 pmHouston George Bush Intcntl
44h 59m
2 stops
MEL8:20 amMelbourne
Mar 9
MEL12:00 pmMelbourne
23h 16m
1 stop
IAH7:16 pmHouston George Bush Intcntl
$1,175
Find similar

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 noviembre 13, 2025.
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

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

mié. 12/3

6:45 am-7:25 am

2 stops31h 40m

Sydney Kingsford Smith

mié. 12/10

11:20 am-7:12 pm

1 stop24h 52m

$1,011

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

mié. 12/3

8:05 pm-10:30 am

1 stop21h 25m

Sydney Kingsford Smith

mié. 12/10

9:55 am-2:05 pm

1 stop21h 10m

$1,012

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

vie. 2/6

2:26 pm-8:45 am

2 stops50h 19m

Brisbane

sáb. 2/28

10:45 am-1:34 pm

2 stops42h 49m

$1,042

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

mar. 3/17

5:25 pm-7:45 am

1 stop23h 20m

Brisbane

jue. 4/9

10:00 am-1:39 pm

2 stops42h 39m

$1,045

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

mar. 2/3

6:10 pm-12:25 pm

2 stops25h 15m

Melbourne

mar. 2/17

1:45 pm-7:01 pm

2 stops22h 16m

$1,049

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

mar. 2/3

6:10 pm-10:05 pm

2 stops34h 55m

Sydney Kingsford Smith

jue. 2/26

2:00 pm-7:01 pm

2 stops22h 01m

$1,064

HoustonMelbourne

HOU - MEL

HOUMEL

Houston Hobby

dom. 2/1

4:55 pm-3:35 pm

2 stops29h 40m

Melbourne

jue. 2/12

11:55 pm-11:46 am

2 stops28h 51m

$1,350

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

vie. 2/6

6:36 pm-2:25 pm

2 stops26h 49m

Sydney Kingsford Smith

sáb. 2/28

7:15 pm-11:46 am

2 stops33h 31m

$1,383

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

dom. 2/1

4:55 pm-6:55 am

1 stop21h 00m

Sydney Kingsford Smith

mar. 2/17

2:05 pm-3:52 pm

1 stop18h 47m

$1,437

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

mar. 3/10

4:31 pm-6:55 am

1 stop22h 24m

Sydney Kingsford Smith

mar. 3/24

1:05 pm-6:01 pm

1 stop20h 56m

$1,445

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 July is, on average, the cheapest month to fly to Australia from Houston, with most prices found around $853. If you aren’t able to travel during the month of July, then book flights to Australia from Houston during April instead. Flights to Australia in April, while not as cheap as those in July, still average around $874.

What is the cheapest day to depart on your flight to Australia?

The cheapest day to depart from Houston to Australia is on a Tuesday. Travelers who choose to depart for Australia on a Tuesday will often find tickets for as low as $1,171. On the other hand, Thursday is the most expensive day to depart from Houston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,370.

What is the cheapest time of day to depart on your flight to Australia?

Flying to Australia from Houston at noon is the least expensive time of day to depart. momondo users have found prices as low as $868 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,655 on average. Flights to Australia from Houston in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 $1,073 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 $865 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

1 airport
The fastest flight from Houston to Australia takes 17h 30m
Direct flights go from Houston to Australia every day.
There is 1 airport near Australia: 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
8,007 reviews
Search Delta flights
Qantas AirwaysPriceFrom $655Free CancellationRating
7.5
933 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $684Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
Air New ZealandPriceFrom $783Free CancellationRating
8.0
526 reviews
Search Air New Zealand flights
Fiji AirwaysPriceFrom $790Free CancellationRating
8.1
209 reviews
Search Fiji Airways flights
United AirlinesPriceFrom $839Free CancellationRating
7.4
9,015 reviews
Search United Airlines flights
Air CanadaPriceFrom $998Free CancellationRating
7.1
10,444 reviews
Search Air Canada 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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sáb. 12/13
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