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

American Airlines 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.

$1,054 Cheap Flights from Houston Hobby Airport to Sydney in 2026

Q: What is the typical price of a round-trip flight between Houston Hobby Airport and Sydney?

Prices are currently low for flights on this route. Typical prices usually range from $2,468 to $1,692. The lowest price recently found on this route was $2,068.

1 adult

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Find the cheapest flights from Houston Hobby Airport to Sydney

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

18:49 - 11:50

HOU

SYD

26h 01m

2 stops

13:15 - 19:51

SYD

HOU

21h 36m

2 stops

$2,068Fiji Airways

Sat, 1 Aug - Sat, 15 Aug

18:48 - 11:50

HOU

SYD

26h 02m

2 stops

13:15 - 19:51

SYD

HOU

21h 36m

2 stops

$2,231Fiji Airways

Sat, 20 Jun - Tue, 23 Jun

20:14 - 11:50

HOU

SYD

24h 36m

2 stops

13:15 - 19:51

SYD

HOU

21h 36m

2 stops

$2,303Multiple Airlines

Thu, 27 Aug - Tue, 1 Sep

18:14 - 11:50

HOU

SYD

26h 36m

2 stops

13:15 - 19:51

SYD

HOU

21h 36m

2 stops

$2,305Multiple Airlines

Thu, 27 Aug - Tue, 1 Sep

20:23 - 06:55

HOU

SYD

19h 32m

1 stop

12:00 - 15:45

SYD

HOU

18h 45m

1 stop

$2,578American Airlines

Mon, 22 Jun - Sun, 5 Jul

09:37 - 06:55

HOU

SYD

30h 18m

1 stop

12:00 - 17:44

SYD

HOU

20h 44m

1 stop

$2,589American Airlines

Wed, 12 Aug - Wed, 26 Aug

16:14 - 07:05

HOU

SYD

23h 51m

2 stops

12:00 - 17:44

SYD

HOU

20h 44m

1 stop

$2,593American Airlines

Sun, 26 Jul - Wed, 5 Aug

16:14 - 07:05

HOU

SYD

23h 51m

2 stops

12:00 - 15:28

SYD

HOU

18h 28m

1 stop

$2,594American Airlines

Sun, 26 Jul - Wed, 5 Aug

16:14 - 07:05

HOU

SYD

23h 51m

2 stops

09:10 - 15:28

SYD

HOU

21h 18m

2 stops

$2,596American Airlines

Sun, 26 Jul - Wed, 5 Aug

10:05 - 06:50

HOU

SYD

29h 45m

2 stops

09:15 - 21:35

SYD

HOU

27h 20m

2 stops

$2,599Delta

Sun, 23 Aug - Wed, 2 Sep

Qantas Airways flights from Houston Hobby Airport to Sydney

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

Qantas Airways

5 Oct

HOU18:19Houston Hobby

20h 36m

1 stop

SYD06:55Sydney Kingsford Smith

19 Oct

SYD13:00Sydney Kingsford Smith

18h 58m

1 stop

HOU15:58Houston Hobby

$2,845

Qantas Airways

11 Aug

HOU18:14Houston Hobby

21h 41m

1 stop

SYD06:55Sydney Kingsford Smith

25 Aug

SYD12:00Sydney Kingsford Smith

18h 28m

1 stop

HOU15:28Houston Hobby

$2,864

Qantas Airways

11 Aug

HOU18:14Houston Hobby

21h 41m

1 stop

SYD06:55Sydney Kingsford Smith

25 Aug

SYD12:00Sydney Kingsford Smith

18h 28m

1 stop

HOU15:28Houston Hobby

$2,896

Delta flights from Houston Hobby Airport to Sydney

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

Delta

23 Aug

HOU10:05Houston Hobby

29h 45m

2 stops

SYD06:50Sydney Kingsford Smith

2 Sept

SYD09:15Sydney Kingsford Smith

27h 20m

2 stops

HOU21:35Houston Hobby

$2,599

Delta

12 Sept

HOU10:05Houston Hobby

29h 45m

2 stops

SYD06:50Sydney Kingsford Smith

26 Sept

SYD09:15Sydney Kingsford Smith

27h 20m

2 stops

HOU21:35Houston Hobby

$2,739

Delta

1 July

HOU06:00Houston Hobby

33h 50m

2 stops

SYD06:50Sydney Kingsford Smith

8 July

SYD09:15Sydney Kingsford Smith

27h 36m

2 stops

HOU21:51Houston Hobby

$2,831

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

Sat 1/8

18:49-11:50

2 stops26h 01m

Sydney Kingsford Smith

Sat 15/8

13:15-19:51

2 stops21h 36m

$2,068

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sat 20/6

18:48-11:50

2 stops26h 02m

Sydney Kingsford Smith

Tue 23/6

13:15-19:51

2 stops21h 36m

$2,231

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Thu 27/8

20:14-11:50

2 stops24h 36m

Sydney Kingsford Smith

Tue 1/9

13:15-19:51

2 stops21h 36m

$2,303

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Thu 27/8

18:14-11:50

2 stops26h 36m

Sydney Kingsford Smith

Tue 1/9

13:15-19:51

2 stops21h 36m

$2,304

Fastest return journey

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 22/6

20:23-06:55

1 stop19h 32m

Sydney Kingsford Smith

Sun 5/7

12:00-15:45

1 stop18h 45m

$2,578

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Wed 12/8

09:37-06:55

1 stop30h 18m

Sydney Kingsford Smith

Wed 26/8

12:00-17:44

1 stop20h 44m

$2,589

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 26/7

16:14-07:05

2 stops23h 51m

Sydney Kingsford Smith

Wed 5/8

12:00-17:44

1 stop20h 44m

$2,593

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 26/7

16:14-07:05

2 stops23h 51m

Sydney Kingsford Smith

Wed 5/8

12:00-15:28

1 stop18h 28m

$2,594

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 26/7

16:14-07:05

2 stops23h 51m

Sydney Kingsford Smith

Wed 5/8

09:10-15:28

2 stops21h 18m

$2,596

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 23/8

10:05-06:50

2 stops29h 45m

Sydney Kingsford Smith

Wed 2/9

09:15-21:35

2 stops27h 20m

$2,599

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?

What is the cheapest month to fly to Sydney?

The month of July is, on average, the cheapest month to fly to Sydney from Houston Hobby Airport, with most prices found around $1,442. If you aren’t able to travel to Sydney during the month of July, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,493.

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 $1,893 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 $1,354 on momondo.

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

As of May 2026, prices for Houston Hobby Airport to Sydney flights are approximately 34% cheaper 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 30m
Direct flights	None

The fastest flight from Houston Hobby Airport to Sydney takes 17h 30m

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 30m.
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.