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Cheap flights from Houston George Bush Intcntl Airport to Australia from $480

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 George Bush Intcntl Airport to Australia departing on 2/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Houston George Bush Intcntl Airport to Australia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:13 pm - 12:35 pm
IAH
-
SYD
27h 22m2 stops
Multiple Airlines Logo
6:00 am - 12:30 am
SYD
-
IAH
35h 30m2 stops
$849Multiple Airlines
lun., feb. 9 - lun., feb. 16
Multiple Airlines Logo
4:34 pm - 12:35 pm
IAH
-
SYD
27h 01m2 stops
Multiple Airlines Logo
2:00 pm - 12:30 am
SYD
-
IAH
27h 30m2 stops
$879Multiple Airlines
dom., feb. 15 - dom., mar. 1
Air Canada Logo
5:25 pm - 8:45 am
IAH
-
BNE
23h 20m1 stop
Air Canada Logo
10:45 am - 1:34 pm
BNE
-
IAH
42h 49m2 stops
$934Air Canada
mar., feb. 3 - mar., feb. 17
Air Canada Logo
5:25 pm - 8:45 am
IAH
-
BNE
23h 20m1 stop
Air Canada Logo
10:45 am - 1:34 pm
BNE
-
IAH
42h 49m2 stops
$935Air Canada
mar., feb. 3 - mar., feb. 17
Air New Zealand Logo
8:05 pm - 8:45 am
IAH
-
SYD
19h 40m1 stop
Air New Zealand Logo
9:55 am - 2:05 pm
SYD
-
IAH
21h 10m1 stop
$1,061Air New Zealand
mié., feb. 4 - mié., feb. 25
Air New Zealand Logo
8:05 pm - 10:30 am
IAH
-
SYD
21h 25m1 stop
Air New Zealand Logo
9:55 am - 2:05 pm
SYD
-
IAH
21h 10m1 stop
$1,067Air New Zealand
dom., feb. 15 - dom., mar. 1
Qantas Airways Logo
2:12 pm - 4:05 pm
IAH
-
HBA
32h 53m2 stops
Qantas Airways Logo
6:05 am - 7:11 pm
HBA
-
IAH
29h 06m2 stops
$1,407Qantas Airways
mar., ene. 20 - mar., mar. 24
United Airlines Logo
8:25 pm - 7:45 pm
IAH
-
HBA
30h 20m1 stop
United Airlines Logo
6:25 am - 10:52 pm
HBA
-
IAH
31h 27m2 stops
$1,932United Airlines
mar., ene. 27 - vie., abr. 24
United Airlines Logo
8:25 pm - 11:55 am
IAH
-
HBA
22h 30m1 stop
United Airlines Logo
6:25 am - 5:20 pm
HBA
-
IAH
25h 55m2 stops
$1,933United Airlines
mar., ene. 27 - vie., abr. 24
Qantas Airways Logo
7:46 pm - 2:10 pm
IAH
-
AVV
27h 24m2 stops
Qantas Airways Logo
6:00 am - 3:52 pm
AVV
-
IAH
24h 52m2 stops
$1,934Qantas Airways
lun., abr. 20 - lun., may. 11

Air New Zealand flights from Houston George Bush Intcntl Airport to Australia

Our best Air New Zealand deals on Houston George Bush Intcntl Airport to Australia flight tickets
Air New Zealand
Feb 4
IAH8:05 pmHouston George Bush Intcntl
19h 40m
1 stop
SYD8:45 amSydney Kingsford Smith
Feb 25
SYD9:55 amSydney Kingsford Smith
21h 10m
1 stop
IAH2:05 pmHouston George Bush Intcntl
$1,061
Find similar
Air New Zealand
Feb 15
IAH8:05 pmHouston George Bush Intcntl
21h 25m
1 stop
SYD10:30 amSydney Kingsford Smith
Mar 1
SYD9:55 amSydney Kingsford Smith
21h 10m
1 stop
IAH2:05 pmHouston George Bush Intcntl
$1,067
Find similar
Air New Zealand
Feb 11
IAH3:02 pmHouston George Bush Intcntl
24h 43m
2 stops
SYD8:45 amSydney Kingsford Smith
Mar 1
SYD9:55 amSydney Kingsford Smith
21h 10m
1 stop
IAH2:05 pmHouston George Bush Intcntl
$1,073
Find similar

Qantas Airways flights from Houston George Bush Intcntl Airport to Australia

Our best Qantas Airways deals on Houston George Bush Intcntl Airport to Australia flight tickets
Qantas Airways
Mar 12
IAH7:42 pmHouston George Bush Intcntl
21h 48m
1 stop
MEL9:30 amMelbourne
Mar 19
MEL12:00 pmMelbourne
23h 11m
1 stop
IAH7:11 pmHouston George Bush Intcntl
$1,119
Find similar
Qantas Airways
Mar 10
IAH7:42 pmHouston George Bush Intcntl
21h 18m
1 stop
SYD9:00 amSydney Kingsford Smith
Mar 24
SYD11:20 amSydney Kingsford Smith
23h 51m
1 stop
IAH7:11 pmHouston George Bush Intcntl
$1,132
Find similar
Qantas Airways
Jan 20
IAH2:12 pmHouston George Bush Intcntl
32h 53m
2 stops
HBA4:05 pmHobart
Mar 24
HBA6:05 amHobart
29h 06m
2 stops
IAH7:11 pmHouston George Bush Intcntl
$1,407
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport 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 diciembre 26, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

lun. 2/9

4:13 pm-12:35 pm

2 stops27h 22m

Sydney Kingsford Smith

lun. 2/16

6:00 am-12:30 am

2 stops35h 30m

$849

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

dom. 2/15

4:34 pm-12:35 pm

2 stops27h 01m

Sydney Kingsford Smith

dom. 3/1

2:00 pm-12:30 am

2 stops27h 30m

$879

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

mar. 2/3

5:25 pm-8:45 am

1 stop23h 20m

Brisbane

mar. 2/17

10:45 am-1:34 pm

2 stops42h 49m

$934

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

mar. 2/3

5:25 pm-8:45 am

1 stop23h 20m

Brisbane

mar. 2/17

10:45 am-1:34 pm

2 stops42h 49m

$935

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

mié. 2/4

8:05 pm-8:45 am

1 stop19h 40m

Sydney Kingsford Smith

mié. 2/25

9:55 am-2:05 pm

1 stop21h 10m

$1,061

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

dom. 2/15

8:05 pm-10:30 am

1 stop21h 25m

Sydney Kingsford Smith

dom. 3/1

9:55 am-2:05 pm

1 stop21h 10m

$1,067

HoustonHobart

IAH - HBA

IAHHBA

Houston George Bush Intcntl

mar. 1/20

2:12 pm-4:05 pm

2 stops32h 53m

Hobart

mar. 3/24

6:05 am-7:11 pm

2 stops29h 06m

$1,407

HoustonHobart

IAH - HBA

IAHHBA

Houston George Bush Intcntl

mar. 1/27

8:25 pm-7:45 pm

1 stop30h 20m

Hobart

vie. 4/24

6:25 am-10:52 pm

2 stops31h 27m

$1,932

HoustonHobart

IAH - HBA

IAHHBA

Houston George Bush Intcntl

mar. 1/27

8:25 pm-11:55 am

1 stop22h 30m

Hobart

vie. 4/24

6:25 am-5:20 pm

2 stops25h 55m

$1,933

HoustonMelbourne

IAH - AVV

IAHAVV

Houston George Bush Intcntl

lun. 4/20

7:46 pm-2:10 pm

2 stops27h 24m

Melbourne Avalon

lun. 5/11

6:00 am-3:52 pm

2 stops24h 52m

$1,934

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 George Bush Intcntl Airport 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 April is, on average, the cheapest month to fly to Australia from Houston George Bush Intcntl Airport, with most prices found around $963. If you aren’t able to travel during the month of April, then book flights to Australia from Houston George Bush Intcntl Airport during March instead. Flights to Australia in March, while not as cheap as those in April, still average around $1,005.

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

The cheapest day to depart from Houston George Bush Intcntl Airport to Australia is on a Monday. Travelers who choose to depart for Australia on a Monday will often find tickets for as low as $1,493. On the other hand, Saturday is the most expensive day to depart from Houston George Bush Intcntl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,846.

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

Flying to Australia from Houston George Bush Intcntl Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $867 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 $1,719 on average. Flights to Australia from Houston George Bush Intcntl Airport in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Houston George Bush Intcntl to Australia flight route?

Fly from Houston George Bush Intcntl to Sydney Kingsford Smith for the best Houston George Bush Intcntl - 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 George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,217 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Houston George Bush Intcntl Airport for as low as $888 on momondo.

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

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

Can stopping save me money on Houston George Bush Intcntl Airport to Australia flights?

You could potentially save up to 50% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Australia flight.

Cheap Houston George Bush Intcntl Airport to Australia flight deals and tips

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

Best Price Found

$846

Fastest flight time

17h 30m

Direct flights

Every day

Airports in Australia

266 airports
The best one-way flight to Australia from Houston George Bush Intcntl Airport in the past 72 hours is $846. The best round-trip flight deal from Houston George Bush Intcntl Airport to Australia found on momondo in the last 72 hours is $1,480.
The fastest flight from Houston George Bush Intcntl Airport to Australia takes 17h 30m
Direct flights go from Houston George Bush Intcntl Airport to Australia every day.
There are 266 airports in Australia. From Houston George Bush Intcntl Airport there are direct flights to Sydney Kingsford Smith (SYD).
Search flight deals

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Australia?

    Prices for flights from Houston George Bush Intcntl Airport to Australia are updated daily.

  • How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Australia?

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Australia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Australia.

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

    The travel and health documents required for your trip to Australia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Houston George Bush Intcntl Airport to Australia?

Best airlines flying from Houston George Bush Intcntl Airport to Australia

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Australia with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $337Free CancellationRating
7.9
8,016 reviews
Search Delta flights
Air CanadaPriceFrom $750Free CancellationRating
7.1
10,562 reviews
Search Air Canada flights
Air New ZealandPriceFrom $783Free CancellationRating
8.0
560 reviews
Search Air New Zealand flights
Qantas AirwaysPriceFrom $799Free CancellationRating
7.5
955 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $821Free CancellationRating
7.2
11,066 reviews
Search American Airlines flights
United AirlinesPriceFrom $856Free CancellationRating
7.4
9,116 reviews
Search United Airlines flights
Fiji AirwaysPriceFrom $983Free CancellationRating
8.0
211 reviews
Search Fiji Airways 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. All flights to Australia from Houston on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Houston to Australia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Australia from Houston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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