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

Turkish Airlines, Qantas Airways, and Delta are the most popular carriers 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 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 stopovers 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 required travel and health documents for your Sydney Kingsford Smith Airport 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 Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$767 Cheap Flights from Houston to Sydney in 2026/27

Find the cheapest flights from Houston to Sydney

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

22:59 - 06:25IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

38h 26m1 stop Los Angeles

12:15 - 07:55SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

36h 40m2 stops Manila Ninoy Aquino Intl Tokyo Narita

$1,777Multiple Airlines

Mon, 2 Nov - Mon, 16 Nov

21:50 - 06:25IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

40h 35m1 stop Los Angeles

14:00 - 11:32SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

38h 32m2 stops Nadi Los Angeles

$1,812Multiple Airlines

Wed, 28 Oct - Wed, 4 Nov

22:59 - 06:25IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

39h 26m1 stop Los Angeles

14:00 - 11:32SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

38h 32m2 stops Nadi Los Angeles

$1,845Multiple Airlines

Mon, 26 Oct - Mon, 2 Nov

22:59 - 07:30IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

40h 31m1 stop Los Angeles

18:40 - 15:15SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

36h 35m2 stops Wellington Auckland Intl

$1,863Multiple Airlines

Wed, 21 Oct - Wed, 28 Oct

22:59 - 07:30IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

40h 31m1 stop Los Angeles

19:15 - 15:15SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

36h 00m1 stop Auckland Intl

$1,868Multiple Airlines

Wed, 21 Oct - Wed, 28 Oct

21:50 - 06:25IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

40h 35m1 stop Los Angeles

20:05 - 07:55SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

52h 50m2 stops Singapore Changi Tokyo Haneda

$1,877Multiple Airlines

Wed, 28 Oct - Tue, 24 Nov

10:00 - 06:25IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

27h 25m1 stop Los Angeles

06:25 - 14:15SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

24h 50m1 stop Auckland Intl

$1,906Multiple Airlines

Tue, 23 Feb - Sun, 28 Feb

10:00 - 06:25IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

27h 25m1 stop Los Angeles

12:30 - 14:15SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

42h 45m2 stops Christchurch Auckland Intl

$1,925Multiple Airlines

Wed, 24 Feb - Wed, 3 Mar

10:00 - 06:25IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

27h 25m1 stop Los Angeles

12:30 - 14:15SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

42h 45m2 stops Christchurch Auckland Intl

$1,926Multiple Airlines

Tue, 23 Feb - Wed, 3 Mar

10:00 - 06:25IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

27h 25m1 stop Los Angeles

06:25 - 14:15SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

24h 50m1 stop Auckland Intl

$1,934Multiple Airlines

Thu, 25 Feb - Sun, 28 Feb

Cheap last-minute flights

Enter your travel dates to find the best prices.

22:09 - 07:30IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

42h 21m1 stop Los Angeles

13:15 - 11:24SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

37h 09m2 stops Nadi Los Angeles

$2,024Multiple Airlines

Fri, 18 Sep - Wed, 30 Sep

22:09 - 07:30IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

42h 21m1 stop Los Angeles

18:50 - 06:00SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

27h 10m2 stops Los Angeles Las Vegas Harry Reid Intl

$2,035Multiple Airlines

Fri, 18 Sep - Mon, 19 Oct

16:45 - 07:20IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

23h 35m1 stop Vancouver Intl

11:20 - 18:49SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

24h 29m2 stops Vancouver Intl Calgary

$2,054Air Canada

Fri, 18 Sep - Fri, 20 Nov

16:45 - 07:20IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

23h 35m1 stop Vancouver Intl

11:20 - 14:38SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

20h 18m1 stop Vancouver Intl

$2,055Air Canada

Fri, 18 Sep - Fri, 20 Nov

16:45 - 07:20IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

23h 35m1 stop Vancouver Intl

11:20 - 13:21SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

43h 01m2 stops Vancouver Intl Edmonton

$2,085Air Canada

Sun, 20 Sep - Wed, 25 Nov

10:00 - 07:20IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

30h 20m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

11:20 - 13:21SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

43h 01m2 stops Vancouver Intl Edmonton

$2,089Air Canada

Sun, 20 Sep - Wed, 25 Nov

16:45 - 07:20IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

23h 35m1 stop Vancouver Intl

11:20 - 14:38SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

20h 18m1 stop Vancouver Intl

$2,117Air Canada

Sun, 20 Sep - Wed, 25 Nov

16:32 - 07:20IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

47h 48m2 stops Edmonton Vancouver Intl

10:20 - 13:25SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

43h 05m2 stops Vancouver Intl Edmonton

$2,132Air Canada

Fri, 18 Sep - Mon, 19 Oct

16:45 - 07:20IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

23h 35m1 stop Vancouver Intl

10:20 - 13:25SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

43h 05m2 stops Vancouver Intl Edmonton

$2,136Air Canada

Fri, 18 Sep - Mon, 19 Oct

10:00 - 07:20IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

30h 20m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

10:20 - 13:25SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

43h 05m2 stops Vancouver Intl Edmonton

$2,141Air Canada

Fri, 18 Sep - Mon, 19 Oct

Cheap direct flights

Enter your travel dates to find the best prices.

20:25 - 07:00IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mdirect

09:15 - 07:55SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mdirect

$2,308United Airlines

Sun, 21 Feb - Wed, 3 Mar

20:25 - 07:00IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mdirect

09:20 - 08:00SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mdirect

$2,309United Airlines

Tue, 23 Feb - Tue, 9 Mar

20:25 - 07:00IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mdirect

09:20 - 09:00SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mdirect

$2,369United Airlines

Thu, 25 Feb - Tue, 16 Mar

20:25 - 07:00IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mdirect

09:15 - 07:55SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mdirect

$2,378United Airlines

Sat, 20 Feb - Wed, 3 Mar

20:25 - 07:00IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mdirect

09:20 - 08:00SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mdirect

$2,379United Airlines

Wed, 11 Nov - Sat, 28 Nov

20:25 - 07:00IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mdirect

09:15 - 07:55SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mdirect

$2,439United Airlines

Thu, 25 Feb - Fri, 12 Mar

20:25 - 07:00IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mdirect

09:15 - 07:55SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mdirect

$2,448United Airlines

Sat, 20 Feb - Fri, 5 Mar

20:25 - 07:00IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mdirect

09:20 - 08:00SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mdirect

$2,483United Airlines

Sun, 24 Jan - Sat, 6 Feb

20:25 - 07:00IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mdirect

09:15 - 07:55SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mdirect

$2,553United Airlines

Sun, 6 Dec - Wed, 23 Dec

20:25 - 07:00IAH Houston George Bush Intcntl-SYD Sydney Kingsford Smith

17h 35mdirect

09:20 - 08:00SYD Sydney Kingsford Smith-IAH Houston George Bush Intcntl

15h 40mdirect

$2,585United Airlines

Mon, 2 Nov - Mon, 16 Nov

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Delta flights from Houston to Sydney

Our best Delta deals on Houston to Sydney flight tickets

Delta

17 Nov

HOU15:12Houston Hobby

24h 18m

2 stops

SYD08:30Sydney Kingsford Smith

6 Dec

SYD10:40Sydney Kingsford Smith

29h 52m

2 stops

HOU23:32Houston Hobby

$2,406

Delta

1 Nov

HOU11:12Houston Hobby

28h 18m

2 stops

SYD08:30Sydney Kingsford Smith

16 Nov

SYD10:40Sydney Kingsford Smith

29h 41m

2 stops

HOU23:21Houston Hobby

$2,616

Delta

21 Oct

HOU06:09Houston Hobby

33h 41m

2 stops

SYD07:50Sydney Kingsford Smith

28 Oct

SYD09:40Sydney Kingsford Smith

22h 53m

2 stops

HOU16:33Houston Hobby

$2,641

Air New Zealand flights from Houston to Sydney

Our best Air New Zealand deals on Houston to Sydney flight tickets

Air New Zealand

23 Feb

IAH16:25Houston George Bush Intcntl

23h 55m

1 stop

SYD09:20Sydney Kingsford Smith

9 Mar

SYD09:55Sydney Kingsford Smith

21h 20m

1 stop

IAH14:15Houston George Bush Intcntl

$2,049

Air New Zealand

23 Feb

IAH16:25Houston George Bush Intcntl

23h 55m

1 stop

SYD09:20Sydney Kingsford Smith

9 Mar

SYD09:55Sydney Kingsford Smith

21h 20m

1 stop

IAH14:15Houston George Bush Intcntl

$2,051

Air New Zealand

23 Feb

IAH14:30Houston George Bush Intcntl

25h 05m

2 stops

SYD08:35Sydney Kingsford Smith

9 Mar

SYD11:50Sydney Kingsford Smith

28h 01m

1 stop

IAH22:51Houston George Bush Intcntl

$2,054

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Mon 2/11

22:59-06:25

1 stop38h 26m

Sydney Kingsford Smith

Mon 16/11

12:15-07:55

2 stops36h 40m

$1,777

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Wed 28/10

21:50-06:25

1 stop40h 35m

Sydney Kingsford Smith

Wed 4/11

14:00-11:32

2 stops38h 32m

$1,812

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Mon 26/10

22:59-06:25

1 stop39h 26m

Sydney Kingsford Smith

Mon 2/11

14:00-11:32

2 stops38h 32m

$1,845

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Wed 21/10

22:59-07:30

1 stop40h 31m

Sydney Kingsford Smith

Wed 28/10

18:40-15:15

2 stops36h 35m

$1,863

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Wed 21/10

22:59-07:30

1 stop40h 31m

Sydney Kingsford Smith

Wed 28/10

19:15-15:15

1 stop36h 00m

$1,868

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Wed 28/10

21:50-06:25

1 stop40h 35m

Sydney Kingsford Smith

Tue 24/11

20:05-07:55

2 stops52h 50m

$1,877

Fastest return journey

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Tue 23/2

10:00-06:25

1 stop27h 25m

Sydney Kingsford Smith

Sun 28/2

06:25-14:15

1 stop24h 50m

$1,906

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Wed 24/2

10:00-06:25

1 stop27h 25m

Sydney Kingsford Smith

Wed 3/3

12:30-14:15

2 stops42h 45m

$1,925

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Tue 23/2

10:00-06:25

1 stop27h 25m

Sydney Kingsford Smith

Wed 3/3

12:30-14:15

2 stops42h 45m

$1,926

HoustonSydney

IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith

IAHSYD

Houston George Bush Intcntl

Thu 25/2

10:00-06:25

1 stop27h 25m

Sydney Kingsford Smith

Sun 28/2

06:25-14:15

1 stop24h 50m

$1,934

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 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 $2,104 to $2,393.
The lowest price recently found on this route was $1,777.

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, with most prices found around $1,676. 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 $1,794.

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 $2,132 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 for as low as $1,418 on momondo.

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

There are 2 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

Best price found	$767
Fastest flight time	17h 35m
Direct flights	Every day
Airports in Sydney	1 airport

The best one-way flight to Sydney from Houston in the past 72 hours is $767. The best return flight deal from Houston to Sydney found on momondo in the last 72 hours is $1,777.

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?
The distance between Houston and Sydney Kingsford Smith is about 13809.4 km. Typically, this will take 17h 35m by plane in normal conditions.
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 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 stopovers 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 required travel and health documents for your Sydney Kingsford Smith Airport 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 Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable 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 collates all your flight options in one place and lets you filter them to find the perfect flight from Houston to Sydney. momondo saves you time and could save you money on your trip.

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

All flight searches from Houston to Sydney on momondo can be filtered to show those which offer 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.