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$818+ 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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SYD
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from Houston to Sydney Kingsford Smith are usually found in April or May, booked 47 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 April 17, 2025.

Round-trip from

$952
(StudentUniverse)

One-way from

$818
(American Airlines)

Popular in

December

Cheapest in

April

Average price

$875
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. 20% potential increase in price ($300 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($57 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 17, 2025.

This StudentUniverse deal was found by Cheapflights users on 4/17. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/299:55 pmIAH - SYD
1 stop19h 50mAir New Zealand
Tue 8/1211:50 amSYD - IAH
1 stop19h 25mAir New Zealand
Deal found 4/17$952
This StudentUniverse deal was found by Cheapflights users on 4/17. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/18:29 pmIAH - SYD
2 stops24h 01mFiji Airways
Sat 11/82:30 pmSYD - IAH
2 stops22h 35mFiji Airways
Deal found 4/17$986
This Fiji Airways deal was found by Cheapflights users on 4/17. 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 7/298:22 pmHOU - SYD
2 stops24h 23mMultiple Airlines
Tue 8/121:15 pmSYD - HOU
2 stops23h 41mMultiple Airlines
Deal found 4/17$1,101
This Gurufare deal was found by Cheapflights users on 4/16. 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.
Thu 12/46:19 pmIAH - SYD
2 stops23h 31mQantas Airways
Thu 12/117:30 amSYD - IAH
2 stops23h 01mQantas Airways
Deal found 4/16$1,155
This Justfly.com deal was found by Cheapflights users on 4/16. 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.
Thu 12/46:19 pmHOU - SYD
2 stops23h 31mQantas Airways
Thu 12/117:30 amSYD - HOU
2 stops25h 37mQantas Airways
Deal found 4/16$1,186
This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/22:13 pmIAH - SYD
3 stops30h 32mMultiple Airlines
Wed 7/166:00 amSYD - IAH
2 stops33h 19mMultiple Airlines
Deal found 4/17$1,210
This Air Canada deal was found by Cheapflights users on 4/16. 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 9/810:00 amIAH - SYD
3 stops54h 20mAir Canada
Mon 9/229:20 amSYD - IAH
2 stops43h 09mAir Canada
Deal found 4/16$1,397
This American Airlines deal was found by Cheapflights users on 4/16. 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.
Mon 9/86:41 pmHOU - SYD
1 stop21h 14mAmerican Airlines
Mon 9/2212:10 pmSYD - HOU
1 stop23h 05mAmerican Airlines
Deal found 4/16$1,422
This American Airlines deal was found by Cheapflights users on 4/17. 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.
Sun 6/84:22 pmIAH - SYD
2 stops24h 08mAmerican Airlines
Wed 6/189:10 amSYD - IAH
2 stops23h 36mAmerican Airlines
Deal found 4/17$1,437
This United Airlines deal was found by Cheapflights users on 4/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/108:10 pmIAH - SYD
1 stop19h 55mUnited Airlines
Sun 11/3011:50 amSYD - IAH
Nonstop15h 35mUnited Airlines
Deal found 4/16$1,446
This Delta deal was found by Cheapflights users on 4/16. 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.
Sun 6/84:30 pmIAH - SYD
1 stop23h 05mDelta
Sun 6/299:25 amSYD - IAH
1 stop19h 42mDelta
Deal found 4/16$1,466
This Delta deal was found by Cheapflights users on 4/17. 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 9/101:00 pmHOU - SYD
2 stops26h 35mDelta
Wed 9/249:25 amSYD - HOU
2 stops38h 58mDelta
Deal found 4/17$1,470

Cheapflights Fare Finder

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 April 17, 2025.
Use the filters below to find and compare flights from Houston to Sydney that are best for you.

Fly from

Houston

Fly to

Sydney

Route

Depart

Return

Price

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 7/29

9:55 pm-8:45 am

1 stop19h 50m

Sydney Kingsford Smith

Tue 8/12

11:50 am-4:15 pm

1 stop19h 25m

$952

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Tue 5/6

7:37 pm-10:10 pm

2 stops35h 33m

Sydney Kingsford Smith

Tue 8/19

1:15 pm-7:58 pm

2 stops21h 43m

$1,085

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 7/29

8:22 pm-11:45 am

2 stops24h 23m

Sydney Kingsford Smith

Tue 8/12

1:15 pm-9:56 pm

2 stops23h 41m

$1,101

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Fri 6/6

7:55 pm-7:05 am

1 stop20h 10m

Sydney Kingsford Smith

Sat 12/6

7:05 am-4:12 pm

2 stops26h 07m

$1,186

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Wed 7/2

2:13 pm-11:45 am

3 stops30h 32m

Sydney Kingsford Smith

Wed 7/16

6:00 am-12:19 am

2 stops33h 19m

$1,210

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 9/8

10:00 am-7:20 am

3 stops54h 20m

Sydney Kingsford Smith

Mon 9/22

9:20 am-1:29 pm

2 stops43h 09m

$1,397

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 9/8

6:41 pm-6:55 am

1 stop21h 14m

Sydney Kingsford Smith

Mon 9/22

12:10 pm-8:15 pm

1 stop23h 05m

$1,422

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 6/8

4:22 pm-7:30 am

2 stops24h 08m

Sydney Kingsford Smith

Wed 6/18

9:10 am-5:46 pm

2 stops23h 36m

$1,437

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 6/9

3:20 pm-7:00 am

1 stop24h 40m

Sydney Kingsford Smith

Tue 7/1

9:30 am-6:41 pm

1 stop24h 11m

$1,457

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 6/8

4:30 pm-6:35 am

1 stop23h 05m

Sydney Kingsford Smith

Sun 6/29

9:25 am-2:07 pm

1 stop19h 42m

$1,466

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 31 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.

Cheapflights Insights

Everything you need to know about your flight from Houston to Sydney

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 April 11, 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 $1,046). 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 April 17, 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 April 17, 2025.
Peruse reviews from past customers who have flown with Air Tahiti Nui, Korean Air 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
8.8
Very good
62 reviews

Food

7.8

Comfort

8.1

Entertainment

7.3

Boarding

8.7

Overall

8.8

Crew

9.1

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
8.8
Very good
62 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Comfort

8.1

Entertainment

7.3

Boarding

8.7

Overall

8.8

Crew

9.1

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.
Korean Air
8.4
Very good
1,064 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Comfort

8.1

Entertainment

7.3

Boarding

8.7

Overall

8.8

Crew

9.1

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
1,443 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Comfort

8.1

Entertainment

7.3

Boarding

8.7

Overall

8.8

Crew

9.1

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
8.8
Very good
62 reviews

Food

7.8

Comfort

8.1

Entertainment

7.3

Boarding

8.7

Overall

8.8

Crew

9.1

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
7,916 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Comfort

8.1

Entertainment

7.3

Boarding

8.7

Overall

8.8

Crew

9.1

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 7 different airlines.

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

    Currently priced at $952, Air New Zealand will fly you from Houston to Sydney and back. In addition to Air New Zealand, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Fiji Airways and Qantas Airways - these airlines can fly you to your destination from $1,085 and $1,186, respectively. Air New Zealand is 19% 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 $818. However, be on the lookout for offers from Fiji Airways and Air New Zealand, 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 $39 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 $1,046). 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 7 airlines flying from Houston to Sydney

Discover the top 7 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Fiji AirwaysCheapest$756Average$1,833FlexibilityNo cancel feeOn-time74%
Qantas AirwaysCheapest$813Average$1,072FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$820Average$1,221FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$823Average$867FlexibilityNo cancel feeOn-time71%
DeltaCheapest$831Average$983FlexibilityNo cancel feeOn-timeN/A
Air New ZealandCheapest$917Average$1,340FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$938Average$1,550FlexibilityNo cancel feeOn-time69%

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