What airlines fly to Sydney?

Air New Zealand, United Airlines and American Airlines are the top three most popular airlines that fly to Sydney from Houston according to our data. Air New Zealand is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 5 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

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

Qantas Airways is the most popular carrier operating from Houston to Sydney Kingsford Smith

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

Prices for flights from Houston to Sydney Kingsford Smith Airport were last updated today.

How many operators does momondo search for flights from Houston to Sydney Kingsford Smith Airport?

There are 5 operators available for flights from Houston to Sydney Kingsford Smith Airport as of July 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston to Sydney Kingsford Smith Airport.

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

The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$548 Cheap Flights from Houston to Sydney in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Sydney

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:59 pm - 7:30 am

IAH

SYD

41h 31m

1 stop

2:15 pm - 11:26 am

SYD

IAH

37h 11m

2 stops

$1,120Multiple Airlines

Tue, Oct 13 - Wed, Oct 21

4:02 pm - 7:30 am

IAH

SYD

24h 28m

1 stop

1:15 pm - 11:56 pm

SYD

IAH

25h 41m

2 stops

$1,154Multiple Airlines

Tue, Aug 18 - Fri, Aug 21

8:55 pm - 10:40 am

IAH

SYD

21h 45m

1 stop

11:50 am - 8:38 pm

SYD

IAH

24h 48m

2 stops

$1,282Air New Zealand

Mon, Oct 19 - Wed, Oct 28

9:55 pm - 8:45 am

IAH

SYD

19h 50m

1 stop

9:55 am - 4:25 pm

SYD

IAH

21h 30m

1 stop

$1,326Air New Zealand

Mon, Sep 7 - Mon, Sep 14

8:25 pm - 7:00 am

IAH

SYD

17h 35mnonstop

9:15 am - 7:55 am

SYD

IAH

15h 40mnonstop

$1,451United Airlines

Mon, Nov 16 - Sun, Nov 29

8:25 pm - 7:00 am

IAH

SYD

17h 35mnonstop

9:15 am - 7:55 am

SYD

IAH

15h 40mnonstop

$1,452United Airlines

Mon, Nov 16 - Sun, Nov 29

4:04 pm - 7:50 am

IAH

SYD

23h 46m

1 stop

10:15 am - 2:33 pm

SYD

IAH

20h 18m

1 stop

$1,467Delta

Mon, Oct 12 - Sun, Oct 18

5:55 am - 6:50 am

IAH

SYD

31h 55m

2 stops

10:40 am - 5:42 pm

SYD

IAH

24h 02m

2 stops

$1,471Delta

Sun, Jan 24 - Sun, Feb 7

5:02 pm - 6:55 am

HOU

SYD

20h 53m

1 stop

2:05 pm - 4:32 pm

SYD

HOU

19h 27m

1 stop

$1,830Qantas Airways

Sun, Nov 8 - Sun, Nov 15

5:02 pm - 6:55 am

HOU

SYD

20h 53m

1 stop

2:05 pm - 4:37 pm

SYD

HOU

19h 32m

1 stop

$1,834Qantas Airways

Sun, Nov 15 - Wed, Nov 25

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American Airlines flights from Houston to Sydney

Our best American Airlines deals on Houston to Sydney flight tickets

American Airlines

Oct 19

HOU11:41 amHouston Hobby

27h 14m

1 stop

SYD6:55 amSydney Kingsford Smith

Oct 28

SYD1:05 pmSydney Kingsford Smith

19h 31m

1 stop

HOU4:36 pmHouston Hobby

$1,854

American Airlines

Sep 28

HOU4:18 pmHouston Hobby

23h 47m

2 stops

SYD7:05 amSydney Kingsford Smith

Oct 6

SYD1:00 pmSydney Kingsford Smith

22h 49m

1 stop

HOU7:49 pmHouston Hobby

$1,858

American Airlines

Oct 21

HOU5:06 pmHouston Hobby

21h 49m

1 stop

SYD6:55 amSydney Kingsford Smith

Oct 30

SYD1:05 pmSydney Kingsford Smith

26h 44m

1 stop

HOU11:49 pmHouston Hobby

$1,904

Qantas Airways flights from Houston to Sydney

Our best Qantas Airways deals on Houston to Sydney flight tickets

Qantas Airways

Nov 15

HOU5:02 pmHouston Hobby

20h 53m

1 stop

SYD6:55 amSydney Kingsford Smith

Nov 25

SYD2:05 pmSydney Kingsford Smith

19h 32m

1 stop

HOU4:37 pmHouston Hobby

$1,834

Qantas Airways

Dec 28

HOU4:17 pmHouston Hobby

21h 38m

1 stop

SYD6:55 amSydney Kingsford Smith

Jan 19

SYD2:05 pmSydney Kingsford Smith

19h 06m

1 stop

HOU4:11 pmHouston Hobby

$1,850

Qantas Airways

Nov 3

HOU2:07 pmHouston Hobby

23h 48m

1 stop

SYD6:55 amSydney Kingsford Smith

Nov 24

SYD2:05 pmSydney Kingsford Smith

19h 32m

1 stop

HOU4:37 pmHouston Hobby

$1,851

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 10/13

9:59 pm-7:30 am

1 stop41h 31m

Sydney Kingsford Smith

Wed 10/21

2:15 pm-11:26 am

2 stops37h 11m

$1,120

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 8/18

4:02 pm-7:30 am

1 stop24h 28m

Sydney Kingsford Smith

Fri 8/21

1:15 pm-11:56 pm

2 stops25h 41m

$1,154

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 10/19

8:55 pm-10:40 am

1 stop21h 45m

Sydney Kingsford Smith

Wed 10/28

11:50 am-8:38 pm

2 stops24h 48m

$1,282

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 9/7

9:55 pm-8:45 am

1 stop19h 50m

Sydney Kingsford Smith

Mon 9/14

9:55 am-4:25 pm

1 stop21h 30m

$1,326

Quickest round-trip

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 11/16

8:25 pm-7:00 am

Nonstop17h 35m

Sydney Kingsford Smith

Sun 11/29

9:15 am-7:55 am

Nonstop15h 40m

$1,451

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 11/16

8:25 pm-7:00 am

Nonstop17h 35m

Sydney Kingsford Smith

Sun 11/29

9:15 am-7:55 am

Nonstop15h 40m

$1,452

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 10/12

4:04 pm-7:50 am

1 stop23h 46m

Sydney Kingsford Smith

Sun 10/18

10:15 am-2:33 pm

1 stop20h 18m

$1,467

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 1/24

5:55 am-6:50 am

2 stops31h 55m

Sydney Kingsford Smith

Sun 2/7

10:40 am-5:42 pm

2 stops24h 02m

$1,471

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 11/8

5:02 pm-6:55 am

1 stop20h 53m

Sydney Kingsford Smith

Sun 11/15

2:05 pm-4:32 pm

1 stop19h 27m

$1,830

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 11/15

5:02 pm-6:55 am

1 stop20h 53m

Sydney Kingsford Smith

Wed 11/25

2:05 pm-4:37 pm

1 stop19h 32m

$1,834

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Houston 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 and Sydney?

Prices are currently low for flights on this route.

Typical prices usually range from $1,168 to $1,780.
The lowest price recently found on this route was $1,120.

What is the cheapest month to fly to Sydney?

In general, November is the cheapest month to fly from Houston to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,085. If you are unable to visit Sydney during the month of November, then departing from Houston during the month May is also very affordable. Most momondo users find prices during this month for around $1,132.

What is the cheapest Houston to Sydney Kingsford Smith flight route?

Fly from Houston George Bush Intcntl to Sydney Kingsford Smith for the best Houston - Sydney Kingsford Smith flight prices

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

You are more likely to see cheaper flights to Sydney from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,462 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Houston for as low as $1,011 on momondo.

What cabin class options are available on Houston to Sydney flights?

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

Cheap Houston to Sydney flight deals and tips

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

Fastest flight time	17h 35m
Direct flights	Every day
Airports in Sydney	1 airport

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

Direct flights go from Houston to Sydney every day.

There is 1 airport in Sydney. From Houston there are direct flights to Sydney Kingsford Smith (SYD).

Search flight deals

Frequently asked questions about flying from Houston to Sydney

How far is Houston to Sydney Kingsford Smith by plane?
A flight from Houston to Sydney Kingsford Smith will travel around 8580.8 mi. By plane, this route typically takes 17h 35m.
When did momondo last update prices for flights from Houston to Sydney Kingsford Smith Airport?
Prices for flights from Houston to Sydney Kingsford Smith Airport were last updated today.
How many operators does momondo search for flights from Houston to Sydney Kingsford Smith Airport?
There are 5 operators available for flights from Houston to Sydney Kingsford Smith Airport as of July 2026.
How old do you have to be to fly from Houston to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston to Sydney

Compare and see reviews for airlines that fly from Houston to Sydney with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $203	Free Cancellation	Rating 7.8 8,483 reviews	Search Delta flights
Qantas Airways	PriceFrom $447	Free Cancellation	Rating 7.5 1,069 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $833	Free Cancellation	Rating 7.1 11,839 reviews	Search American Airlines flights
United Airlines	PriceFrom $839	Free Cancellation	Rating 7.4 10,048 reviews	Search United Airlines flights
Air New Zealand	PriceFrom $908	Free Cancellation	Rating 8.0 656 reviews	Search Air New Zealand flights

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Leura

Cronulla

Randwick

Manly

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Coogee

Terrigal

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Swansea

Why use momondo?

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

It is quick and easy to find Houston to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

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?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sydney from Houston.

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

Yes momondo offers price alerts on flights to Sydney 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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Cheap flights from Houston to Sydney from $548

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 Sydney departing on 11/9. 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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American Airlines flights from Houston to Sydney

Our best American Airlines deals on Houston to Sydney flight tickets

Qantas Airways flights from Houston to Sydney

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How to get the cheapest flight ticket from Houston to Sydney

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

What is the cheapest month to fly to Sydney?

What is the cheapest Houston to Sydney Kingsford Smith flight route?

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

What cabin class options are available on Houston to Sydney flights?

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

What airlines fly to Sydney?

Cheap Houston to Sydney flight deals and tips

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Frequently asked questions about flying from Houston to Sydney

Best airlines flying from Houston to Sydney

Compare and see reviews for airlines that fly from Houston to Sydney with momondo

Traveling to a place near Sydney?

Why use momondo?

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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