What is the cheapest airline that flies from Houston Hobby to Sydney Kingsford Smith?

Qantas Airways, Qatar Airways, and Delta are the most popular carriers operating from Houston Hobby to Sydney Kingsford Smith

When did momondo last update prices for flights from Houston Hobby Airport to Sydney Kingsford Smith Airport?

Prices for flights from Houston Hobby Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.

How old do you have to be to fly from Houston Hobby Airport to Sydney Kingsford Smith Airport?

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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Houston Hobby Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport 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 licence and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$1,341 Cheap Flights from Houston Hobby Airport to Sydney in 2026

Find the cheapest flights from Houston Hobby Airport to Sydney

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:57 - 20:10-

37h 13m

21:55 - 23:50-

40h 55m

$2,344Multiple Airlines

Mon, 7 Sep - Wed, 16 Sep

18:34 - 20:10-

34h 36m

21:55 - 23:50-

40h 55m

$2,360Multiple Airlines

Wed, 9 Sep - Wed, 16 Sep

17:02 - 06:55-

20h 53m

14:05 - 16:32-

19h 27m

$2,604Qantas Airways

Tue, 3 Nov - Tue, 17 Nov

17:02 - 06:55-

20h 53m

14:05 - 16:32-

19h 27m

$2,633Qantas Airways

Wed, 11 Nov - Wed, 18 Nov

17:02 - 06:55-

20h 53m

14:05 - 16:32-

19h 27m

$2,633Qantas Airways

Tue, 10 Nov - Tue, 17 Nov

16:18 - 06:55-

23h 37m

10:10 - 16:36-

22h 26m

$2,634American Airlines

Mon, 21 Sep - Wed, 7 Oct

11:35 - 06:55-

26h 20m

14:05 - 16:37-

19h 32m

$2,636American Airlines

Mon, 16 Nov - Sun, 29 Nov

09:33 - 06:55-

30h 22m

13:00 - 16:36-

19h 36m

$2,636American Airlines

Mon, 21 Sep - Wed, 7 Oct

16:18 - 06:55-

23h 37m

13:00 - 16:36-

19h 36m

$2,636American Airlines

Mon, 21 Sep - Wed, 7 Oct

16:18 - 07:05-

23h 47m

10:10 - 16:36-

22h 26m

$2,636American Airlines

Mon, 21 Sep - Wed, 7 Oct

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Qantas Airways flights from Houston Hobby Airport to Sydney

Our best Qantas Airways deals on Houston Hobby Airport to Sydney flight tickets

Qantas Airways

3 Nov

HOU17:02Houston Hobby

20h 53m

1 stop

SYD06:55Sydney Kingsford Smith

17 Nov

SYD14:05Sydney Kingsford Smith

19h 27m

1 stop

HOU16:32Houston Hobby

$2,604

Qantas Airways

10 Nov

HOU17:02Houston Hobby

20h 53m

1 stop

SYD06:55Sydney Kingsford Smith

17 Nov

SYD14:05Sydney Kingsford Smith

19h 27m

1 stop

HOU16:32Houston Hobby

$2,633

Qantas Airways

16 Nov

HOU17:02Houston Hobby

20h 53m

1 stop

SYD06:55Sydney Kingsford Smith

29 Nov

SYD21:50Sydney Kingsford Smith

32h 51m

2 stops

HOU13:41Houston Hobby

$2,661

Delta flights from Houston Hobby Airport to Sydney

Our best Delta deals on Houston Hobby Airport to Sydney flight tickets

Delta

4 Oct

HOU06:00Houston Hobby

33h 50m

2 stops

SYD07:50Sydney Kingsford Smith

17 Oct

SYD10:15Sydney Kingsford Smith

28h 48m

2 stops

HOU23:03Houston Hobby

$2,720

Delta

7 Oct

HOU06:09Houston Hobby

33h 41m

2 stops

SYD07:50Sydney Kingsford Smith

14 Oct

SYD10:15Sydney Kingsford Smith

28h 48m

2 stops

HOU23:03Houston Hobby

$2,721

Delta

16 Nov

HOU10:25Houston Hobby

29h 05m

2 stops

SYD08:30Sydney Kingsford Smith

12 Dec

SYD10:40Sydney Kingsford Smith

29h 33m

2 stops

HOU23:13Houston Hobby

$2,767

momondo Fare Finder

Use the filters below to find and compare flights from Houston Hobby Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 7/9

15:57-20:10

2 stops37h 13m

Sydney Kingsford Smith

Wed 16/9

21:55-23:50

2 stops40h 55m

$2,344

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Wed 9/9

18:34-20:10

2 stops34h 36m

Sydney Kingsford Smith

Wed 16/9

21:55-23:50

2 stops40h 55m

$2,360

Fastest return journey

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 3/11

17:02-06:55

1 stop20h 53m

Sydney Kingsford Smith

Tue 17/11

14:05-16:32

1 stop19h 27m

$2,604

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Wed 11/11

17:02-06:55

1 stop20h 53m

Sydney Kingsford Smith

Wed 18/11

14:05-16:32

1 stop19h 27m

$2,633

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 10/11

17:02-06:55

1 stop20h 53m

Sydney Kingsford Smith

Tue 17/11

14:05-16:32

1 stop19h 27m

$2,633

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 21/9

16:18-06:55

1 stop23h 37m

Sydney Kingsford Smith

Wed 7/10

10:10-16:36

2 stops22h 26m

$2,634

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 16/11

11:35-06:55

1 stop26h 20m

Sydney Kingsford Smith

Sun 29/11

14:05-16:37

1 stop19h 32m

$2,636

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 21/9

09:33-06:55

1 stop30h 22m

Sydney Kingsford Smith

Wed 7/10

13:00-16:36

1 stop19h 36m

$2,636

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 21/9

16:18-06:55

1 stop23h 37m

Sydney Kingsford Smith

Wed 7/10

13:00-16:36

1 stop19h 36m

$2,636

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 21/9

16:18-07:05

2 stops23h 47m

Sydney Kingsford Smith

Wed 7/10

10:10-16:36

2 stops22h 26m

$2,636

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 Hobby Airport to Sydney

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 typical price of a round-trip flight between Houston Hobby Airport and Sydney?

Prices are currently typical for flights on this route.

Typical prices usually range from $1,855 to $2,532.
The lowest price recently found on this route was $2,344.

What is the cheapest month to fly to Sydney?

The month of November is, on average, the cheapest month to fly to Sydney from Houston Hobby Airport, with most prices found around $1,491. If you aren’t able to travel to Sydney during the month of November, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $1,610.

How far in advance should I book a flight from Houston Hobby Airport to Sydney?

You are more likely to see cheaper flights to Sydney from Houston Hobby Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $2,045 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Houston Hobby Airport for as low as $1,438 on momondo.

How have Houston Hobby Airport to Sydney flight prices changed over time?

As of August 2026, prices for Houston Hobby Airport to Sydney flights are approximately 905% more expensive when compared to flights at the same time last year.

When to book flights from Houston Hobby Airport to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Houston Hobby Airport to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Houston Hobby Airport to Sydney (HOU to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston Hobby Airport to Sydney

Fastest flight time	17h 35m
Direct flights	None

The fastest flight from Houston Hobby Airport to Sydney takes 17h 35m

There are no direct flights from Houston Hobby Airport to Sydney. There are no popular flight routes from Houston Hobby Airport to Sydney.

Search flight deals

Frequently asked questions about flying from Houston Hobby Airport to Sydney

How far is Houston Hobby to Sydney Kingsford Smith by plane?
A flight from Houston Hobby to Sydney Kingsford Smith will travel around 13812.6 km. By plane, this route typically takes 17h 35m.
When did momondo last update prices for flights from Houston Hobby Airport to Sydney Kingsford Smith Airport?
Prices for flights from Houston Hobby Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.
How old do you have to be to fly from Houston Hobby Airport to Sydney Kingsford Smith Airport?
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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Houston Hobby Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport 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 licence and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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Why use momondo?

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

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

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

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

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

momondo provides multiple filters to help you find the best flight to Sydney 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 Sydney right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Houston and alert you when they change.