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$743+ 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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SYD
ene. 26 — feb. 21
dom. 1/26
dom. 2/2
1 adult, Economy
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The best prices from Houston to Sydney Kingsford Smith are usually found in March or May, booked 37 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 enero 21, 2025.

Round-trip from

$855
(American Airlines)

One-way from

$743
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$1,416
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. 15% potential increase in price ($251 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($63 potential savings vs. average RT price).
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Average for round-trip flights in January 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 enero 21, 2025.

This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/135:37 pmIAH - SYD
1 stop20h 58mAmerican Airlines
mié. 3/265:25 pmSYD - IAH
2 stops22h 32mAmerican Airlines
Deal found 1/20$855
This Justfly.com deal was found by Cheapflights users on 1/20. 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.
mar. 2/2512:24 pmIAH - SYD
1 stop25h 11mQantas Airways
mar. 3/1111:15 amSYD - IAH
1 stop24h 01mQantas Airways
Deal found 1/20$858
This American Airlines deal was found by Cheapflights users on 1/21. 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.
lun. 2/104:18 pmHOU - SYD
1 stop21h 17mAmerican Airlines
vie. 3/711:50 amSYD - HOU
1 stop24h 54mAmerican Airlines
Deal found 1/21$862
This Mytrip deal was found by Cheapflights users on 1/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/1112:09 pmIAH - SYD
2 stops31h 21mMultiple Airlines
mar. 2/182:00 pmSYD - IAH
2 stops31h 38mMultiple Airlines
Deal found 1/19$866
This Flighttix deal was found by Cheapflights users on 1/20. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/132:15 pmIAH - SYD
2 stops25h 10mBritish Airways
mié. 3/265:25 pmSYD - IAH
2 stops21h 30mBritish Airways
Deal found 1/20$874
This Cheapflightsfares deal was found by Cheapflights users on 1/21. 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.
vie. 3/146:33 pmHOU - SYD
1 stop20h 02mQantas Airways
dom. 3/239:35 pmSYD - HOU
2 stops33h 33mQantas Airways
Deal found 1/21$930
This Qantas Airways deal was found by Cheapflights users on 1/21. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/226:31 pmHOU - SYD
2 stops22h 49mMultiple Airlines
vie. 3/711:50 amSYD - HOU
1 stop20h 15mMultiple Airlines
Deal found 1/21$969
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/186:14 pmIAH - SYD
2 stops25h 16mFiji Airways
mar. 2/256:15 amSYD - IAH
2 stops30h 29mFiji Airways
Deal found 1/20$1,025
This Air Canada deal was found by Cheapflights users on 1/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/54:35 pmIAH - SYD
1 stop23h 45mAir Canada
dom. 5/119:20 amSYD - IAH
2 stops43h 18mAir Canada
Deal found 1/20$1,307
This KAYAK deal was found by Cheapflights users on 1/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/38:55 pmIAH - SYD
1 stop19h 50mAir New Zealand
mié. 4/1610:20 amSYD - IAH
1 stop25h 30mAir New Zealand
Deal found 1/20$1,346
This Gurufare deal was found by Cheapflights users on 1/20. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/511:35 amIAH - SYD
1 stop40h 40mANA
dom. 5/1111:50 amSYD - IAH
1 stop35h 55mANA
Deal found 1/20$1,415
This United Airlines deal was found by Cheapflights users on 1/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/109:25 pmIAH - SYD
Nonstop17h 35mUnited Airlines
dom. 3/2311:50 amSYD - IAH
Nonstop15h 35mUnited Airlines
Deal found 1/19$1,440

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 enero 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

jue. 3/13

3:43 pm-6:35 am

1 stop22h 52m

Sydney Kingsford Smith

mié. 3/26

5:25 pm-11:53 pm

2 stops22h 28m

$855

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

jue. 3/13

10:01 am-6:35 am

1 stop28h 34m

Sydney Kingsford Smith

mié. 3/26

11:50 am-1:39 pm

1 stop17h 49m

$855

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

mar. 2/25

12:24 pm-6:35 am

1 stop25h 11m

Sydney Kingsford Smith

mar. 3/11

11:15 am-7:16 pm

1 stop24h 01m

$858

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

mar. 2/11

12:09 pm-12:30 pm

2 stops31h 21m

Sydney Kingsford Smith

mar. 2/18

2:00 pm-4:38 am

2 stops31h 38m

$866

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

jue. 3/13

2:15 pm-7:25 am

2 stops25h 10m

Sydney Kingsford Smith

mié. 3/26

5:25 pm-11:38 pm

2 stops22h 13m

$881

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

vie. 3/14

6:33 pm-6:35 am

1 stop20h 02m

Sydney Kingsford Smith

dom. 3/23

9:35 pm-3:08 pm

2 stops33h 33m

$930

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

mar. 2/11

6:45 pm-12:30 pm

2 stops24h 45m

Sydney Kingsford Smith

mar. 2/18

2:00 pm-7:43 pm

2 stops22h 43m

$1,014

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

mar. 2/18

6:14 pm-12:30 pm

2 stops25h 16m

Sydney Kingsford Smith

mar. 2/25

6:15 am-7:44 pm

2 stops30h 29m

$1,025

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

lun. 5/5

4:35 pm-7:20 am

1 stop23h 45m

Sydney Kingsford Smith

dom. 5/11

9:20 am-1:38 pm

2 stops43h 18m

$1,307

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

jue. 4/3

8:55 pm-8:45 am

1 stop19h 50m

Sydney Kingsford Smith

mié. 4/16

10:20 am-8:50 pm

1 stop25h 30m

$1,346

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 37 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 January 17, 2025.

Booking 36 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 enero 21, 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 enero 21, 2025.
Peruse reviews from past customers who have flown with American Airlines, British Airways and Air New Zealand 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.
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.5
Very good
1,039 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

ANA
8.4
Very good
852 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Japan Airlines
8.3
Very good
1,449 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Fiji Airways
8.1
Very good
188 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Delta
8.0
Very good
8,521 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

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 $855, American Airlines will fly you from Houston to Sydney and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Qantas Airways and British Airways - these airlines can fly you to your destination from $858 and $874, respectively. American Airlines is 35% 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 Alaska Airlines, with whom users have recently found tickets for as low as $751. However, be on the lookout for offers from United Airlines 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 $41 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.

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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 enero 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$816Average$880FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$820Average$1,268FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$823Average$1,175FlexibilityNo cancel feeOn-time74%
DeltaCheapest$830Average$1,018FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$896Average$1,408FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$1,136Average$1,298FlexibilityNo cancel feeOn-time78%
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