What is the cheapest airline that flies from Houston George Bush Intcntl to Australia?

American Airlines, Air New Zealand, and Qatar Airways are the most popular carriers operating from Houston George Bush Intcntl to Australia

How old do you have to be to fly from Houston George Bush Intcntl Airport 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 stopovers. 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 required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$646 Cheap Flights from Houston George Bush Intcntl Airport to Australia in 2026

1 adult

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

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

14:36 - 11:50

IAH

SYD

30h 14m

2 stops

13:15 - 01:25

SYD

IAH

27h 10m

2 stops

$1,171Multiple Airlines

Sun, 26 Apr - Mon, 11 May

10:49 - 11:50

IAH

SYD

34h 01m

2 stops

13:15 - 12:33

SYD

IAH

38h 18m

3 stops

$1,329Multiple Airlines

Sun, 26 Apr - Mon, 11 May

06:00 - 11:50

IAH

SYD

38h 50m

2 stops

13:15 - 01:25

SYD

IAH

27h 10m

2 stops

$1,330Multiple Airlines

Tue, 26 May - Thu, 4 Jun

17:25 - 07:05

IAH

BNE

22h 40m

1 stop

10:00 - 15:44

BNE

IAH

20h 44m

1 stop

$1,389Air Canada

Mon, 27 Apr - Wed, 13 May

11:50 - 07:05

IAH

BNE

52h 15m

2 stops

10:00 - 15:44

BNE

IAH

20h 44m

1 stop

$1,393Air Canada

Mon, 27 Apr - Wed, 13 May

14:30 - 19:40

IAH

MEL

38h 10m

2 stops

21:35 - 19:10

MEL

IAH

36h 35m

2 stops

$2,077Turkish Airlines

Mon, 20 Apr - Mon, 11 May

14:30 - 19:40

IAH

MEL

38h 10m

2 stops

21:35 - 19:10

MEL

IAH

36h 35m

2 stops

$2,078Turkish Airlines

Mon, 20 Apr - Mon, 11 May

16:31 - 10:45

IAH

OOL

27h 14m

2 stops

11:55 - 16:25

OOL

IAH

19h 30m

1 stop

$2,520Air New Zealand

Mon, 29 Jun - Wed, 29 Jul

16:31 - 10:45

IAH

OOL

27h 14m

2 stops

11:55 - 20:49

OOL

IAH

23h 54m

2 stops

$2,535Air New Zealand

Mon, 29 Jun - Wed, 29 Jul

18:15 - 07:20

IAH

CBR

46h 05m

2 stops

12:10 - 15:55

CBR

IAH

42h 45m

2 stops

$3,066Qatar Airways

Sat, 15 Aug - Wed, 19 Aug

Air Canada flights from Houston George Bush Intcntl Airport to Australia

Our best Air Canada deals on Houston George Bush Intcntl Airport to Australia flight tickets

Air Canada

27 Apr

IAH17:25Houston George Bush Intcntl

22h 40m

1 stop

BNE07:05Brisbane

13 May

BNE10:00Brisbane

20h 44m

1 stop

IAH15:44Houston George Bush Intcntl

$1,389

Air Canada

27 Apr

IAH11:50Houston George Bush Intcntl

52h 15m

2 stops

BNE07:05Brisbane

13 May

BNE10:00Brisbane

20h 44m

1 stop

IAH15:44Houston George Bush Intcntl

$1,393

Air Canada

26 Apr

IAH17:25Houston George Bush Intcntl

22h 40m

1 stop

BNE07:05Brisbane

12 May

BNE10:00Brisbane

20h 44m

1 stop

IAH15:44Houston George Bush Intcntl

$1,394

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

22 June

IAH21:55Houston George Bush Intcntl

22h 00m

1 stop

MEL10:55Melbourne

19 July

MEL09:30Melbourne

30h 20m

1 stop

IAH00:50Houston George Bush Intcntl

$2,105

Air New Zealand

22 June

IAH14:54Houston George Bush Intcntl

29h 01m

2 stops

MEL10:55Melbourne

19 July

MEL09:30Melbourne

30h 20m

1 stop

IAH00:50Houston George Bush Intcntl

$2,112

Air New Zealand

15 June

IAH18:38Houston George Bush Intcntl

21h 52m

1 stop

MEL07:30Melbourne

14 July

MEL08:35Melbourne

29h 39m

2 stops

IAH23:14Houston George Bush Intcntl

$2,132

momondo Fare Finder

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

Cheapest return flight

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 26/4

14:36-11:50

2 stops30h 14m

Sydney Kingsford Smith

Mon 11/5

13:15-01:25

2 stops27h 10m

$1,171

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 26/4

10:49-11:50

2 stops34h 01m

Sydney Kingsford Smith

Mon 11/5

13:15-12:33

3 stops38h 18m

$1,329

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 26/5

06:00-11:50

2 stops38h 50m

Sydney Kingsford Smith

Thu 4/6

13:15-01:25

2 stops27h 10m

$1,330

Fastest return journey

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Mon 27/4

17:25-07:05

1 stop22h 40m

Brisbane

Wed 13/5

10:00-15:44

1 stop20h 44m

$1,389

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Mon 27/4

11:50-07:05

2 stops52h 15m

Brisbane

Wed 13/5

10:00-15:44

1 stop20h 44m

$1,393

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Mon 20/4

14:30-19:40

2 stops38h 10m

Melbourne

Mon 11/5

21:35-19:10

2 stops36h 35m

$2,077

HoustonMelbourne

IAH - MEL

IAHMEL

Houston George Bush Intcntl

Mon 20/4

14:30-19:40

2 stops38h 10m

Melbourne

Mon 11/5

21:35-19:10

2 stops36h 35m

$2,078

HoustonCoolangatta

IAH - OOL

IAHOOL

Houston George Bush Intcntl

Mon 29/6

16:31-10:45

2 stops27h 14m

Coolangatta Gold Coast

Wed 29/7

11:55-16:25

1 stop19h 30m

$2,520

HoustonCoolangatta

IAH - OOL

IAHOOL

Houston George Bush Intcntl

Mon 29/6

16:31-10:45

2 stops27h 14m

Coolangatta Gold Coast

Wed 29/7

11:55-20:49

2 stops23h 54m

$2,535

HoustonCanberra

IAH - CBR

IAHCBR

Houston George Bush Intcntl

Sat 15/8

18:15-07:20

2 stops46h 05m

Canberra

Wed 19/8

12:10-15:55

2 stops42h 45m

$3,066

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Australia?

In general, October is the cheapest month to fly from Houston George Bush Intcntl Airport to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,648. If you don’t want to visit Australia in October, then you should wait until August to fly from Houston George Bush Intcntl Airport, when ticket prices are also cheap, with an average price of $1,701.

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 $2,091 when searching weeks before you fly. 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 $1,311 on momondo.

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

There is only 1 cabin class 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 52% 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

Fastest flight time	21h 50m
Direct flights	None

The fastest flight from Houston George Bush Intcntl Airport to Australia takes 21h 50m

There are no direct flights from Houston George Bush Intcntl Airport to Australia. There are no popular flight routes from Houston George Bush Intcntl Airport to Australia.

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 refresh daily.
How old do you have to be to fly from Houston George Bush Intcntl Airport 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 stopovers. 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 required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Houston George Bush Intcntl Airport to Australia?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Houston George Bush Intcntl Airport to Australia is Boeing 787-9 Dreamliner (82.09% of total bookings). The next most popular plane models are Airbus A320-100/200 (8.96%), Airbus A350-900 (4.48%), and Boeing 777-300ER (1.49%).

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Houston to Australia for you.

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

Yes. momondo enables you to select and highlight flights to Australia from Houston with this policy.

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

momondo provides multiple filters to help you find the best flight to Australia from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Houston to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.