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$396+ Cheap flights from Houston to Sydney (SYD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SYD
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Houston to Sydney Kingsford Smith are usually found in April or March, booked 46 days in advance, depart on a Tuesday or Saturday and return on a Tuesday

Cheap flight deals from Houston to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Round-trip from

$828
(Justfly.com)

One-way from

$396
(American Airlines)

Popular in

December

Cheapest in

April

Average price

$1,243
From Houston to Sydney Kingsford Smith
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One-way flight from Houston to Sydney Kingsford Smith
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Highest demand for flights based on searches. 19% potential increase in price ($298 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($71 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Houston to Sydney

Cheapest flights from Houston to Sydney
Explore the most affordable flight options available from Houston to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Justfly.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/26:14 pmIAH - SYD
1 stop19h 21mQantas Airways
Tue 3/1111:15 amSYD - IAH
1 stop24h 01mQantas Airways
Deal found 2/20$828
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/276:39 pmHOU - SYD
1 stop21h 16mAmerican Airlines
Wed 9/312:10 pmSYD - HOU
1 stop18h 47mAmerican Airlines
Deal found 2/19$831
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/276:32 pmIAH - SYD
1 stop21h 23mAmerican Airlines
Wed 9/312:10 pmSYD - IAH
1 stop26h 29mAmerican Airlines
Deal found 2/19$831
This Gurufare deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/219:55 pmIAH - SYD
1 stop19h 50mAir New Zealand
Tue 6/38:45 amSYD - IAH
1 stop22h 30mAir New Zealand
Deal found 2/19$918
This Cheapflightsfares deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/186:33 pmHOU - SYD
1 stop20h 02mQantas Airways
Tue 3/256:05 amSYD - HOU
2 stops25h 03mQantas Airways
Deal found 2/19$924
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/194:00 pmIAH - SYD
1 stop23h 35mDelta
Wed 6/49:25 amSYD - IAH
1 stop19h 59mDelta
Deal found 2/19$932
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/104:20 pmHOU - SYD
2 stops23h 15mDelta
Tue 9/239:25 amSYD - HOU
2 stops27h 10mDelta
Deal found 2/19$937
This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/16:00 amIAH - SYD
2 stops32h 25mMultiple Airlines
Sat 3/85:25 pmSYD - IAH
1 stop19h 46mMultiple Airlines
Deal found 2/19$1,115
This Air Canada deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/179:30 amIAH - SYD
2 stops31h 05mAir Canada
Thu 4/179:20 amSYD - IAH
2 stops48h 50mAir Canada
Deal found 2/18$1,117
This KAYAK deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/78:29 pmIAH - SYD
2 stops24h 16mFiji Airways
Tue 10/212:15 pmSYD - IAH
2 stops21h 50mFiji Airways
Deal found 2/19$1,176
This Fiji Airways deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Fiji Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/78:10 pmHOU - SYD
2 stops24h 35mMultiple Airlines
Tue 10/212:15 pmSYD - HOU
2 stops21h 54mMultiple Airlines
Deal found 2/19$1,203
This Gurufare deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/18:17 pmHOU - SYD
2 stops43h 03mJapan Airlines
Tue 4/298:55 amSYD - HOU
2 stops43h 44mJapan Airlines
Deal found 2/18$2,642

Find flights from Houston to Sydney within your budget

Customize your flight search to find flights from Houston to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Houston

Fly to

Sydney

Route

Depart

Return

Price

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 3/2

6:14 pm-6:35 am

1 stop19h 21m

Sydney Kingsford Smith

Tue 3/11

11:15 am-7:16 pm

1 stop24h 01m

$828

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 3/10

6:33 pm-6:35 am

1 stop20h 02m

Sydney Kingsford Smith

Mon 3/31

11:25 am-7:46 pm

1 stop24h 21m

$832

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 3/2

2:21 pm-6:35 am

1 stop23h 14m

Sydney Kingsford Smith

Tue 3/11

11:50 am-10:55 pm

1 stop27h 05m

$833

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 5/21

9:55 pm-8:45 am

1 stop19h 50m

Sydney Kingsford Smith

Tue 6/3

8:45 am-4:15 pm

1 stop22h 30m

$918

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 3/18

6:33 pm-6:35 am

1 stop20h 02m

Sydney Kingsford Smith

Tue 3/25

6:05 am-3:08 pm

2 stops25h 03m

$924

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 5/19

4:00 pm-6:35 am

1 stop23h 35m

Sydney Kingsford Smith

Wed 6/4

9:25 am-2:24 pm

1 stop19h 59m

$932

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 3/2

10:25 am-6:50 am

2 stops27h 25m

Sydney Kingsford Smith

Tue 3/11

1:15 pm-11:06 pm

2 stops25h 51m

$937

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 3/17

9:30 am-8:35 am

2 stops31h 05m

Sydney Kingsford Smith

Thu 4/17

9:20 am-7:10 pm

2 stops48h 50m

$1,117

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Thu 5/1

8:27 pm-12:15 pm

2 stops24h 48m

Sydney Kingsford Smith

Tue 5/20

1:15 pm-10:01 pm

2 stops23h 46m

$1,200

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 4/6

8:16 pm-6:55 am

1 stop19h 39m

Sydney Kingsford Smith

Sun 4/13

10:25 am-6:01 pm

1 stop22h 36m

$1,937

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 34 results
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Best time to book a flight from Houston to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Houston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Houston to Sydney

Get recent, data-driven insights about flights from Houston to Sydney including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Houston to Sydney. Price data was last updated on February 14, 2025.

Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Houston to Sydney?

Currently, February is the cheapest month in which you can book a flight from Houston to Sydney (average of $1,051). Flying from Houston to Sydney in December is currently the most expensive (average of $1,643). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HOU to SYD?

Find hourly flight availability from Houston to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 38% on flights from Houston to Sydney by exploring options for tickets at noon.

What is the cheapest day to fly from Houston to Sydney?

Use this chart to determine the cheapest time to fly round-trip from Houston to Sydney. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Houston to Sydney flight should consider departing on Sunday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated February 20, 2025.
Peruse reviews from past customers who have flown with Air Tahiti Nui, ANA and Japan Airlines from Houston to Sydney to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Overall

8.7

Boarding

8.7

Entertainment

7.2

Food

7.8

Comfort

8.0

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Air Tahiti Nui
8.7
Very good
61 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Overall

8.7

Boarding

8.7

Entertainment

7.2

Food

7.8

Comfort

8.0

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

ANA
8.4
Very good
842 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Overall

8.7

Boarding

8.7

Entertainment

7.2

Food

7.8

Comfort

8.0

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Japan Airlines
8.3
Very good
1,440 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Overall

8.7

Boarding

8.7

Entertainment

7.2

Food

7.8

Comfort

8.0

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Fiji Airways
8.0
Very good
185 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Overall

8.7

Boarding

8.7

Entertainment

7.2

Food

7.8

Comfort

8.0

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Delta
8.0
Very good
8,219 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Overall

8.7

Boarding

8.7

Entertainment

7.2

Food

7.8

Comfort

8.0

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Related info for your journey

Find useful and relevant information for your journey from Houston to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Houston?

    Located just 4.6 mi from the city center, Sydney Kingsford Smith is the airport most travelers will use when flying to Sydney from Houston. Booking flights from Houston to Kingsford Smith (SYD) should be relatively easy as there are 0 daily inbound flights from Houston from 6 different airlines.

  • What are the cheapest airlines flying from Houston to Sydney round-trip?

    Currently priced at $828, Qantas Airways will fly you from Houston to Sydney and back. In addition to Qantas Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Air New Zealand - these airlines can fly you to your destination from $833 and $918, respectively. Qantas Airways is 33% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Houston to Sydney one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $396. However, be on the lookout for offers from Qantas Airways and Fiji Airways, as they are both options that can get you from Houston to Sydney for a low price.

  • Where are the most common layover locations when flying from Houston to Sydney?

    The most popular layover on flights from Houston to Sydney is Los Angeles.

  • What are some popular things to do or see while on a layover in Los Angeles?

    Los Angeles travelers tend to visit Hollywood Bowl, Hollywood Walk of Fame, and L.A. Live more than anywhere else. Hollywood Bowl, Hollywood Walk of Fame and L.A. Live are located about 12.5 mi, 11.7 mi, and 10.8 mi, respectively from Los Angeles if you are interested in checking them out. Those looking to explore during their layover in Los Angeles can rent a car from Los Angeles for about $32 per day.

  • Where are the least popular layover locations for Houston to Sydney flights?

    The least popular layover on flights from Houston to Sydney is Auckland.

  • Can I find deals for flights from Houston to Sydney that include hotel bookings?

    Yes. In addition to deals on Houston to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Sydney.

  • Can I find deals for business class flights from Houston to Sydney?

    Yes. Cheapflights offers flight deals from Houston to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston to Sydney?

    Currently, February is the cheapest month in which you can book a flight from Houston to Sydney (average of $1,051). Flying from Houston to Sydney in December is currently the most expensive (average of $1,643). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston?

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Top 6 airlines flying from Houston to Sydney

Discover the top 6 airlines that operate flights from Houston to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$668Average$1,297FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$816Average$1,072FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$822Average$870FlexibilityNo cancel feeOn-time71%
DeltaCheapest$830Average$1,006FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$905Average$1,467FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$980Average$1,302FlexibilityNo cancel feeOn-time78%
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