What is the cheapest airline that flies from Houston to Australia?

Philippine Airlines, Fiji Airways, and Alaska Airlines are the most popular carriers operating from Houston to Australia

What airlines fly to Australia?

Air New Zealand, United Airlines and American Airlines are the top three most popular airlines that fly to Australia from Houston according to our data. Air New Zealand is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 7 different airlines that fly to Australia 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 Australia?

Prices for flights from Houston to Australia are updated daily.

How many operators does momondo search for flights from Houston to Australia?

As of June 2026, there are 7 operators available to choose from for flights from Houston to Australia.

How old do you have to be to fly from Houston to Australia?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Australia.

What documentation or ID do you need to fly to Australia?

The travel and health documents you'll need for your trip to Australia 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 license and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$568 Cheap Flights from Houston to Australia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Australia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:02 pm - 11:50 am

IAH

SYD

28h 48m

2 stops

1:15 pm - 11:56 pm

SYD

IAH

25h 41m

2 stops

$1,069Multiple Airlines

Τρι, Αυγ 4 - Τρι, Αυγ 11

4:02 pm - 10:35 am

IAH

BNE

27h 33m

2 stops

11:55 am - 8:15 pm

BNE

IAH

47h 20m

3 stops

$1,091Multiple Airlines

Παρ, Αυγ 14 - Δευ, Αυγ 24

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

Πεμ, Αυγ 13 - Πεμ, Αυγ 20

6:49 pm - 10:40 am

HOU

BNE

24h 51m

2 stops

11:35 am - 7:57 pm

BNE

HOU

23h 22m

2 stops

$1,716Fiji Airways

Τρι, Ιουλ 28 - Τρι, Αυγ 4

6:22 pm - 6:30 am

HOU

BNE

20h 08m

1 stop

6:30 pm - 3:54 pm

BNE

HOU

37h 24m

2 stops

$1,794Qantas Airways

Σαβ, Νοε 21 - Κυρ, Νοε 29

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

Πεμ, Νοε 5 - Πεμ, Νοε 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

Δευ, Αυγ 31 - Δευ, Σεπ 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

Δευ, Αυγ 31 - Δευ, Σεπ 7

10:05 am - 8:20 am

HOU

BNE

30h 15m

2 stops

10:40 am - 9:43 pm

BNE

HOU

27h 03m

2 stops

$1,858Delta

Τετ, Νοε 11 - Τετ, Νοε 18

1:00 pm - 7:50 am

HOU

SYD

26h 50m

2 stops

9:40 am - 9:43 pm

SYD

HOU

28h 03m

2 stops

$1,862Delta

Δευ, Οκτ 19 - Τετ, Οκτ 28

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Delta flights from Houston to Australia

Our best Delta deals on Houston to Australia flight tickets

Delta

Nov 11

HOU10:05 amHouston Hobby

30h 15m

2 stops

BNE8:20 amBrisbane

Nov 18

BNE10:40 amBrisbane

27h 03m

2 stops

HOU9:43 pmHouston Hobby

$1,858

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

$1,862

Delta

Aug 19

HOU1:13 pmHouston Hobby

26h 37m

2 stops

SYD6:50 amSydney Kingsford Smith

Aug 26

SYD9:15 amSydney Kingsford Smith

27h 50m

2 stops

HOU10:05 pmHouston Hobby

$1,863

Qantas Airways flights from Houston to Australia

Our best Qantas Airways deals on Houston to Australia flight tickets

Qantas Airways

Nov 21

HOU6:22 pmHouston Hobby

20h 08m

1 stop

BNE6:30 amBrisbane

Nov 29

BNE6:30 pmBrisbane

37h 24m

2 stops

HOU3:54 pmHouston Hobby

$1,794

Qantas Airways

Nov 5

HOU12:15 pmHouston Hobby

25h 40m

1 stop

SYD6:55 amSydney Kingsford Smith

Nov 12

SYD5:50 pmSydney Kingsford Smith

39h 04m

2 stops

HOU3:54 pmHouston Hobby

$1,822

Qantas Airways

Oct 26

HOU6:19 pmHouston Hobby

20h 36m

1 stop

SYD6:55 amSydney Kingsford Smith

Nov 9

SYD2:05 pmSydney Kingsford Smith

18h 49m

1 stop

HOU3:54 pmHouston Hobby

$1,974

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Τρι 8/4

4:02 pm-11:50 am

2 stops28h 48m

Sydney Kingsford Smith

Τρι 8/11

1:15 pm-11:56 pm

2 stops25h 41m

$1,069

HoustonBrisbane

IAH - BNE

IAHBNE

Houston George Bush Intcntl

Παρ 8/14

4:02 pm-10:35 am

2 stops27h 33m

Brisbane

Δευ 8/24

11:55 am-8:15 pm

3 stops47h 20m

$1,091

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Πεμ 8/13

6:14 pm-11:50 am

2 stops26h 36m

Sydney Kingsford Smith

Πεμ 8/20

1:15 pm-11:56 pm

2 stops25h 41m

$1,597

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

Τρι 7/28

6:49 pm-10:40 am

2 stops24h 51m

Brisbane

Τρι 8/4

11:35 am-7:57 pm

2 stops23h 22m

$1,716

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

Σαβ 11/21

6:22 pm-6:30 am

1 stop20h 08m

Brisbane

Κυρ 11/29

6:30 pm-3:54 pm

2 stops37h 24m

$1,794

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Πεμ 11/5

12:15 pm-6:55 am

1 stop25h 40m

Sydney Kingsford Smith

Πεμ 11/12

5:50 pm-3:54 pm

2 stops39h 04m

$1,822

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Δευ 8/31

6:14 pm-6:55 am

1 stop21h 41m

Sydney Kingsford Smith

Δευ 9/7

9:10 am-3:26 pm

2 stops21h 16m

$1,838

Quickest round-trip

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Δευ 8/31

6:14 pm-6:55 am

1 stop21h 41m

Sydney Kingsford Smith

Δευ 9/7

12:00 pm-5:44 pm

1 stop20h 44m

$1,840

HoustonBrisbane

HOU - BNE

HOUBNE

Houston Hobby

Τετ 11/11

10:05 am-8:20 am

2 stops30h 15m

Brisbane

Τετ 11/18

10:40 am-9:43 pm

2 stops27h 03m

$1,858

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Δευ 10/19

1:00 pm-7:50 am

2 stops26h 50m

Sydney Kingsford Smith

Τετ 10/28

9:40 am-9:43 pm

2 stops28h 03m

$1,862

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 Australia

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 cheapest month to fly to Australia?

The month of December is, on average, the cheapest month to fly to Australia from Houston, with most prices found around $71. If you aren’t able to travel during the month of December, then book flights to Australia from Houston during July instead. Flights to Australia in July, while not as cheap as those in December, still average around $113.

What is the cheapest Houston to Australia flight route?

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

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

You are more likely to see cheaper flights to Australia from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia 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 Australia from Houston for as low as $982 on momondo.

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

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

Cheap Houston to Australia flight deals and tips

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

Fastest flight time	17h 30m
Direct flights	Every day
Airports in Australia	269 airports

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

Direct flights go from Houston to Australia every day.

There are 269 airports in Australia. From Houston there are direct flights to Sydney Kingsford Smith (SYD).

Search flight deals

Frequently asked questions about flying from Houston to Australia

When did momondo last update prices for flights from Houston to Australia?
Prices for flights from Houston to Australia are updated daily.
How many operators does momondo search for flights from Houston to Australia?
As of June 2026, there are 7 operators available to choose from for flights from Houston to Australia.
How old do you have to be to fly from Houston to Australia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents you'll need for your trip to Australia 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 license and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston to Australia

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $203	Free Cancellation	Rating 7.9 8,394 reviews	Search Delta flights
Qantas Airways	PriceFrom $447	Free Cancellation	Rating 7.5 1,046 reviews	Search Qantas Airways flights
Fiji Airways	PriceFrom $665	Free Cancellation	Rating 8.1 244 reviews	Search Fiji Airways flights
Air Canada	PriceFrom $750	Free Cancellation	Rating 7.1 11,194 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $830	Free Cancellation	Rating 8.0 645 reviews	Search Air New Zealand flights
American Airlines	PriceFrom $831	Free Cancellation	Rating 7.1 11,662 reviews	Search American Airlines flights
United Airlines	PriceFrom $839	Free Cancellation	Rating 7.4 9,827 reviews	Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Houston to Australia. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Houston to Australia flights to just show those with flexible booking policies.

How can momondo help me find flights from Houston to Australia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Houston to Australia.

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

Yes. momondo can track prices for Houston to Australia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.