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

Air New Zealand, American Airlines, and Delta are the most popular carriers operating from Houston to Sydney Kingsford Smith

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 46% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 6 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

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 6 operators available for flights from Houston to Sydney Kingsford Smith Airport as of June 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.

$568 Cheap Flights from Houston to Sydney in 2026

Q: 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 $1,891 to $1,273. The lowest price recently found on this route was $1,225.

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.

9:55 pm - 7:30 am

IAH

SYD

42h 35m

1 stop

6:50 pm - 11:26 am

SYD

IAH

32h 36m

1 stop

$1,225Multiple Airlines

Wed, Sep 30 - Wed, Oct 7

9:59 pm - 7:30 am

IAH

SYD

41h 31m

1 stop

9:40 pm - 11:26 am

SYD

IAH

29h 46m

2 stops

$1,232Multiple Airlines

Wed, Oct 14 - Tue, Oct 27

9:59 pm - 7:30 am

IAH

SYD

41h 31m

1 stop

11:15 am - 11:26 am

SYD

IAH

40h 11m

1 stop

$1,267Multiple Airlines

Wed, Oct 14 - Tue, Oct 27

9:59 pm - 7:30 am

IAH

SYD

41h 31m

1 stop

6:50 pm - 11:26 am

SYD

IAH

32h 36m

1 stop

$1,278Multiple Airlines

Mon, Oct 12 - Mon, Oct 19

6:14 pm - 11:50 am

HOU

SYD

26h 36m

2 stops

1:15 pm - 11:56 pm

SYD

HOU

25h 41m

2 stops

$1,597Fiji Airways

Thu, Aug 13 - Thu, Aug 20

12:15 pm - 6:55 am

HOU

SYD

25h 40m

1 stop

5:50 pm - 3:54 pm

SYD

HOU

39h 04m

2 stops

$1,822Qantas Airways

Thu, Nov 5 - Thu, Nov 12

6:14 pm - 6:55 am

HOU

SYD

21h 41m

1 stop

9:10 am - 3:26 pm

SYD

HOU

21h 16m

2 stops

$1,838American Airlines

Mon, Aug 31 - Mon, Sep 7

6:14 pm - 6:55 am

HOU

SYD

21h 41m

1 stop

12:00 pm - 5:44 pm

SYD

HOU

20h 44m

1 stop

$1,840American Airlines

Mon, Aug 31 - Mon, Sep 7

10:50 am - 6:50 am

HOU

SYD

29h 00m

2 stops

9:15 am - 9:23 pm

SYD

HOU

27h 08m

2 stops

$1,862Delta

Sun, Aug 23 - Sun, Sep 6

1:00 pm - 7:50 am

HOU

SYD

26h 50m

2 stops

9:40 am - 9:43 pm

SYD

HOU

28h 03m

2 stops

$1,863Delta

Mon, Oct 19 - Wed, Oct 28

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Delta flights from Houston to Sydney

Our best Delta deals on Houston to Sydney flight tickets

Delta

Aug 23

HOU10:50 amHouston Hobby

29h 00m

2 stops

SYD6:50 amSydney Kingsford Smith

Sep 6

SYD9:15 amSydney Kingsford Smith

27h 08m

2 stops

HOU9:23 pmHouston Hobby

$1,862

Delta

Oct 19

HOU1:00 pmHouston Hobby

26h 50m

2 stops

SYD7:50 amSydney Kingsford Smith

Oct 28

SYD9:40 amSydney Kingsford Smith

28h 03m

2 stops

HOU9:43 pmHouston Hobby

$1,863

Delta

Oct 19

HOU10:05 amHouston Hobby

29h 45m

2 stops

SYD7:50 amSydney Kingsford Smith

Oct 28

SYD9:40 amSydney Kingsford Smith

28h 03m

2 stops

HOU9:43 pmHouston Hobby

$1,864

American Airlines flights from Houston to Sydney

Our best American Airlines deals on Houston to Sydney flight tickets

American Airlines

Aug 31

HOU6:14 pmHouston Hobby

21h 41m

1 stop

SYD6:55 amSydney Kingsford Smith

Sep 7

SYD9:10 amSydney Kingsford Smith

21h 16m

2 stops

HOU3:26 pmHouston Hobby

$1,838

American Airlines

Aug 31

HOU6:14 pmHouston Hobby

21h 41m

1 stop

SYD6:55 amSydney Kingsford Smith

Sep 7

SYD12:00 pmSydney Kingsford Smith

20h 44m

1 stop

HOU5:44 pmHouston Hobby

$1,840

American Airlines

Sep 30

HOU4:18 pmHouston Hobby

23h 47m

2 stops

SYD7:05 amSydney Kingsford Smith

Oct 7

SYD12:00 pmSydney Kingsford Smith

21h 52m

2 stops

HOU5:52 pmHouston Hobby

$1,854

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 9/30

9:55 pm-7:30 am

1 stop42h 35m

Sydney Kingsford Smith

Wed 10/7

6:50 pm-11:26 am

1 stop32h 36m

$1,225

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 10/14

9:59 pm-7:30 am

1 stop41h 31m

Sydney Kingsford Smith

Tue 10/27

9:40 pm-11:26 am

2 stops29h 46m

$1,232

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 10/14

9:59 pm-7:30 am

1 stop41h 31m

Sydney Kingsford Smith

Tue 10/27

11:15 am-11:26 am

1 stop40h 11m

$1,267

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 10/12

9:59 pm-7:30 am

1 stop41h 31m

Sydney Kingsford Smith

Mon 10/19

6:50 pm-11:26 am

1 stop32h 36m

$1,278

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Thu 8/13

6:14 pm-11:50 am

2 stops26h 36m

Sydney Kingsford Smith

Thu 8/20

1:15 pm-11:56 pm

2 stops25h 41m

$1,597

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Thu 11/5

12:15 pm-6:55 am

1 stop25h 40m

Sydney Kingsford Smith

Thu 11/12

5:50 pm-3:54 pm

2 stops39h 04m

$1,822

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 8/31

6:14 pm-6:55 am

1 stop21h 41m

Sydney Kingsford Smith

Mon 9/7

9:10 am-3:26 pm

2 stops21h 16m

$1,838

Quickest round-trip

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 8/31

6:14 pm-6:55 am

1 stop21h 41m

Sydney Kingsford Smith

Mon 9/7

12:00 pm-5:44 pm

1 stop20h 44m

$1,840

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 8/23

10:50 am-6:50 am

2 stops29h 00m

Sydney Kingsford Smith

Sun 9/6

9:15 am-9:23 pm

2 stops27h 08m

$1,862

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 10/19

1:00 pm-7:50 am

2 stops26h 50m

Sydney Kingsford Smith

Wed 10/28

9:40 am-9:43 pm

2 stops28h 03m

$1,863

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?

What is the cheapest month to fly to Sydney?

In general, December 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 $71. If you are unable to visit Sydney during the month of December, then departing from Houston during the month March is also very affordable. Most momondo users find prices during this month for around $137.

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 $1,329 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 $982 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 30m
Direct flights	Every day
Airports in Sydney	1 airport

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

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).

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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 30m.
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 6 operators available for flights from Houston to Sydney Kingsford Smith Airport as of June 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 7.9 8,404 reviews	Search Delta flights
Qantas Airways	PriceFrom $447	Free Cancellation	Rating 7.5 1,046 reviews	Search Qantas Airways flights
Air Canada	PriceFrom $822	Free Cancellation	Rating 7.1 11,172 reviews	Search Air Canada flights
American Airlines	PriceFrom $831	Free Cancellation	Rating 7.1 11,647 reviews	Search American Airlines flights
United Airlines	PriceFrom $839	Free Cancellation	Rating 7.4 9,813 reviews	Search United Airlines flights
Air New Zealand	PriceFrom $1,019	Free Cancellation	Rating 8.0 645 reviews	Search Air New Zealand flights

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Penrith

Wollongong

Leura

Randwick

Lithgow

Manly

Coogee

Cronulla

Terrigal

Charlestown

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 $596

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 8/4. 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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Delta flights from Houston to Sydney

Our best Delta deals on Houston to Sydney flight tickets

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Our best American Airlines deals on Houston to Sydney flight tickets

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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

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

Fastest flight time

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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.

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

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List of cabin classes available on flights landing in Sydney. Availability may vary depending on flight origin and airline.

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