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

American Airlines 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.

$656 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 $2,619 to $2,320. The lowest price recently found on this route was $1,226.

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Find the cheapest flights from Houston to Sydney

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:11 - 11:50

IAH

SYD

29h 39m

2 stops

13:15 - 01:25

SYD

IAH

27h 10m

2 stops

$1,226Multiple Airlines

Thu, 30 Apr - Wed, 13 May

15:11 - 11:50

IAH

SYD

29h 39m

2 stops

13:15 - 01:25

SYD

IAH

27h 10m

2 stops

$1,256Multiple Airlines

Thu, 30 Apr - Wed, 13 May

05:30 - 11:50

IAH

SYD

39h 20m

2 stops

13:15 - 01:25

SYD

IAH

27h 10m

2 stops

$1,349Multiple Airlines

Mon, 25 May - Mon, 8 Jun

06:00 - 11:50

IAH

SYD

38h 50m

2 stops

06:00 - 01:25

SYD

IAH

34h 25m

2 stops

$1,352Multiple Airlines

Thu, 14 May - Thu, 21 May

18:19 - 11:50

HOU

SYD

26h 31m

2 stops

13:15 - 19:51

SYD

HOU

21h 36m

2 stops

$2,168Fiji Airways

Thu, 6 Aug - Thu, 20 Aug

18:19 - 11:50

HOU

SYD

26h 31m

2 stops

13:15 - 19:51

SYD

HOU

21h 36m

2 stops

$2,169Fiji Airways

Sat, 29 Aug - Sat, 12 Sep

18:40 - 11:50

HOU

SYD

26h 10m

2 stops

13:15 - 19:51

SYD

HOU

21h 36m

2 stops

$2,172Fiji Airways

Tue, 4 Aug - Tue, 18 Aug

20:23 - 06:55

HOU

SYD

19h 32m

1 stop

12:00 - 18:09

SYD

HOU

21h 09m

1 stop

$2,216American Airlines

Mon, 25 May - Wed, 10 Jun

16:19 - 09:45

HOU

SYD

26h 26m

2 stops

12:00 - 15:45

SYD

HOU

18h 45m

1 stop

$2,227American Airlines

Mon, 18 May - Mon, 25 May

20:22 - 06:55

HOU

SYD

19h 33m

1 stop

12:00 - 15:58

SYD

HOU

18h 58m

1 stop

$2,229American Airlines

Wed, 12 Aug - Wed, 26 Aug

Air Canada flights from Houston to Sydney

Our best Air Canada deals on Houston to Sydney flight tickets

Air Canada

30 Apr

IAH17:25Houston George Bush Intcntl

22h 55m

1 stop

SYD07:20Sydney Kingsford Smith

13 May

SYD09:20Sydney Kingsford Smith

21h 24m

1 stop

IAH15:44Houston George Bush Intcntl

$1,590

Air Canada

30 Apr

IAH17:25Houston George Bush Intcntl

22h 55m

1 stop

SYD07:20Sydney Kingsford Smith

13 May

SYD09:20Sydney Kingsford Smith

21h 24m

1 stop

IAH15:44Houston George Bush Intcntl

$1,601

Air Canada

30 Apr

IAH09:30Houston George Bush Intcntl

30h 50m

2 stops

SYD07:20Sydney Kingsford Smith

13 May

SYD09:20Sydney Kingsford Smith

21h 24m

1 stop

IAH15:44Houston George Bush Intcntl

$1,629

Fiji Airways flights from Houston to Sydney

Our best Fiji Airways deals on Houston to Sydney flight tickets

Fiji Airways

6 Aug

HOU18:19Houston Hobby

26h 31m

2 stops

SYD11:50Sydney Kingsford Smith

20 Aug

SYD13:15Sydney Kingsford Smith

21h 36m

2 stops

HOU19:51Houston Hobby

$2,168

Fiji Airways

29 Aug

HOU18:19Houston Hobby

26h 31m

2 stops

SYD11:50Sydney Kingsford Smith

12 Sept

SYD13:15Sydney Kingsford Smith

21h 36m

2 stops

HOU19:51Houston Hobby

$2,169

Fiji Airways

4 Aug

HOU18:40Houston Hobby

26h 10m

2 stops

SYD11:50Sydney Kingsford Smith

18 Aug

SYD13:15Sydney Kingsford Smith

21h 36m

2 stops

HOU19:51Houston Hobby

$2,172

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Thu 30/4

15:11-11:50

2 stops29h 39m

Sydney Kingsford Smith

Wed 13/5

13:15-01:25

2 stops27h 10m

$1,226

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Thu 30/4

15:11-11:50

2 stops29h 39m

Sydney Kingsford Smith

Wed 13/5

13:15-01:25

2 stops27h 10m

$1,256

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 25/5

05:30-11:50

2 stops39h 20m

Sydney Kingsford Smith

Mon 8/6

13:15-01:25

2 stops27h 10m

$1,349

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Thu 14/5

06:00-11:50

2 stops38h 50m

Sydney Kingsford Smith

Thu 21/5

06:00-01:25

2 stops34h 25m

$1,352

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Thu 6/8

18:19-11:50

2 stops26h 31m

Sydney Kingsford Smith

Thu 20/8

13:15-19:51

2 stops21h 36m

$2,168

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sat 29/8

18:19-11:50

2 stops26h 31m

Sydney Kingsford Smith

Sat 12/9

13:15-19:51

2 stops21h 36m

$2,169

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 4/8

18:40-11:50

2 stops26h 10m

Sydney Kingsford Smith

Tue 18/8

13:15-19:51

2 stops21h 36m

$2,172

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 25/5

20:23-06:55

1 stop19h 32m

Sydney Kingsford Smith

Wed 10/6

12:00-18:09

1 stop21h 09m

$2,216

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 18/5

16:19-09:45

2 stops26h 26m

Sydney Kingsford Smith

Mon 25/5

12:00-15:45

1 stop18h 45m

$2,227

Fastest return journey

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Wed 12/8

20:22-06:55

1 stop19h 33m

Sydney Kingsford Smith

Wed 26/8

12:00-15:58

1 stop18h 58m

$2,229

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?

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, with most prices found around $1,498. 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 $1,546.

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 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 $1,959 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 $1,407 on momondo.

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

There is only 1 cabin class available to choose from on Houston to Sydney Kingsford Smith 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	None

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

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

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 30m 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.