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Cheap flights from Houston George Bush Intcntl Airport to Sydney from $621

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 24/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SYD
26 Feb — 5 Mar1
1 adult

The best prices from Houston George Bush Intcntl to Sydney Kingsford Smith are usually found in February or March, booked 73 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from George Bush Intcntl to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) 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 21 February 2025.

Round-trip from

$1,298

One-way from

$621

Popular in

December

Cheapest in

February

Average price

$1,613
Qantas Airways
  • Qantas Airways
  • 2/3-11/3
  • 2 total stops
  • 43h 22m total
  • Houston to Sydney
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American Airlines
  • American Airlines
  • 24/4
  • 1 total stop
  • 25h 04m total
  • Houston to Sydney
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($397 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($61 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
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Find flight deals from George Bush Intcntl to Sydney

Cheapest flights from George Bush Intcntl to Sydney
Explore the most affordable flight options available from George Bush Intcntl to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Sun 2/318:14IAH - SYD
1 stop19h 21mQantas Airways
Tue 11/311:15SYD - IAH
1 stop24h 01mQantas Airways
Deal found 20/2$1,298
Wed 27/818:32IAH - SYD
1 stop21h 23mAmerican Airlines
Wed 3/912:10SYD - IAH
1 stop26h 29mAmerican Airlines
Deal found 19/2$1,303
Tue 9/921:55IAH - SYD
1 stop21h 40mAir New Zealand
Tue 23/909:55SYD - IAH
1 stop21h 20mAir New Zealand
Deal found 19/2$1,441
Sun 2/316:00IAH - SYD
1 stop23h 35mDelta
Wed 12/310:05SYD - IAH
1 stop20h 05mDelta
Deal found 19/2$1,461
Sat 1/306:00IAH - SYD
2 stops32h 25mMultiple Airlines
Sat 8/317:25SYD - IAH
1 stop19h 46mMultiple Airlines
Deal found 19/2$1,748
Sun 16/308:45IAH - SYD
3 stops55h 50mAir Canada
Tue 19/809:20SYD - IAH
2 stops38h 23mAir Canada
Deal found 20/2$1,768
Thu 19/620:32IAH - SYD
2 stops24h 43mFiji Airways
Thu 26/606:15SYD - IAH
2 stops28h 45mFiji Airways
Deal found 19/2$2,153
Mon 3/321:20IAH - SYD
2 stops52h 45mTurkish Airlines
Tue 11/321:00SYD - IAH
2 stops39h 25mTurkish Airlines
Deal found 19/2$2,324
Sat 29/1109:40IAH - SYD
1 stop30h 25mUnited Airlines
Sun 7/1211:50SYD - IAH
Nonstop15h 35mUnited Airlines
Deal found 20/2$2,333

Find flights from George Bush Intcntl to Sydney within your budget

Customise your flight search to find flights from George Bush Intcntl 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 647,157 searches. Data last updated 21 February 2025.

Fly from

George Bush Intcntl

Fly to

Sydney

Route

Depart

Return

Price

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 2/3

18:14-06:35

1 stop19h 21m

Sydney Kingsford Smith

Tue 11/3

11:15-19:16

1 stop24h 01m

$1,298

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 24/2

07:48-06:35

1 stop29h 47m

Sydney Kingsford Smith

Wed 5/3

11:50-17:49

1 stop22h 59m

$1,306

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 2/3

16:00-08:35

1 stop23h 35m

Sydney Kingsford Smith

Mon 10/3

11:05-23:23

1 stop28h 18m

$1,461

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sat 1/3

06:00-07:25

2 stops32h 25m

Sydney Kingsford Smith

Sat 8/3

17:25-20:11

1 stop19h 46m

$1,748

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Sun 16/3

08:45-08:35

3 stops55h 50m

Sydney Kingsford Smith

Tue 19/8

09:20-08:43

2 stops38h 23m

$1,768

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 3/3

21:20-19:05

2 stops52h 45m

Sydney Kingsford Smith

Tue 11/3

21:00-20:25

2 stops39h 25m

$2,324

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Fri 7/3

12:25-09:15

1 stop27h 50m

Sydney Kingsford Smith

Sun 23/3

19:15-15:05

1 stop35h 50m

$2,392

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Fri 21/3

21:25-07:00

Nonstop17h 35m

Sydney Kingsford Smith

Wed 2/4

10:30-18:37

1 stop24h 07m

$2,592

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Fri 28/2

19:10-18:35

1 stop30h 25m

Sydney Kingsford Smith

Thu 13/3

21:45-17:20

1 stop35h 35m

$4,733

HoustonSydney

IAH - SYD

IAHSYD

Houston George Bush Intcntl

Mon 10/3

16:24-06:55

3 stops46h 31m

Sydney Kingsford Smith

Sun 23/3

16:20-00:18

3 stops47h 58m

$5,353

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 22 results
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Best time to book a flight from George Bush Intcntl to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from George Bush Intcntl with our price prediction graph.
Estimated return 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 George Bush Intcntl to Sydney

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

How far ahead should I book a flight from Houston George Bush Intcntl Airport to Sydney?

Use this chart to determine the optimal time to book a return flight from George Bush Intcntl to Sydney. Price data was last updated on 14 February 2025.

The price you pay for your flight from Houston George Bush Intcntl Airport to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 73 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Sydney?

Currently, May is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Sydney (average of $129). Flying from Houston George Bush Intcntl Airport to Sydney in October is currently the most expensive (average of $171). 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 IAH to SYD?

Find hourly flight availability from George Bush Intcntl 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 21 February 2025.

It’s typically best to fly out from Houston George Bush Intcntl Airport to Sydney in the morning. Doing so could potentially save you 49% on the flight price compared to flying at midday, which is usually more expensive.

Weekly flight availability from Houston George Bush Intcntl Airport to Sydney

Explore weekly flight availability from George Bush Intcntl to Sydney. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 February 2025.

The most flights from IAH to SYD are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

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 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

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 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

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 21 February 2025.
Peruse reviews from past customers who have flown with Air Tahiti Nui, ANA and Emirates from Houston to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Boarding

8.7

Food

7.8

Comfort

8.0

Overall

8.7

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
8.7
Very Good
61 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Boarding

8.7

Food

7.8

Comfort

8.0

Overall

8.7

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.

ANA
8.4
Very Good
836 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Boarding

8.7

Food

7.8

Comfort

8.0

Overall

8.7

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.

Emirates
8.1
Very Good
3,276 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Boarding

8.7

Food

7.8

Comfort

8.0

Overall

8.7

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
8,213 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Boarding

8.7

Food

7.8

Comfort

8.0

Overall

8.7

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.

Alaska Airlines
8.0
Very Good
9,697 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Boarding

8.7

Food

7.8

Comfort

8.0

Overall

8.7

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 George Bush Intcntl 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 George Bush Intcntl?

    For a flight from Houston George Bush Intcntl to Sydney, you will be flying into Kingsford Smith. Sydney Kingsford Smith (SYD) is just 7.5 km from the centre vof the city. Kingsford Smith is the only Sydney airport and it handles 3 inbound flights from Houston George Bush Intcntl per day. 1 airline has flights to Sydney Kingsford Smith from Houston George Bush Intcntl on a regular basis.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Sydney round-trip?

    Cheapflights users have booked flights from Houston George Bush Intcntl Airport to Sydney round-trip from $1,298. Other airlines that can offer you cheap pricing are American Airlines, from $1,306, and Delta, from $1,461. Qantas Airways 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 George Bush Intcntl Airport to Sydney one-way?

    The cheapet airlines for a one-way flight from Houston George Bush Intcntl Airport to Sydney are American Airlines ($621), Qantas Airways ($638), and United Airlines ($1,411).

  • What are the most reliable airlines from Houston George Bush Intcntl Airport to Sydney?

    No one likes to see their flight delayed. When booking a flight from Houston George Bush Intcntl Airport to Sydney consider choosing Virgin Australia(67%), United Airlines(67%) or Lufthansa(67%), as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from George Bush Intcntl to Sydney that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Sydney?

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

  • Can I find deals for business class flights from George Bush Intcntl to Sydney?

    Yes. Cheapflights offers flight deals from George Bush Intcntl 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 George Bush Intcntl Airport to Sydney?

    Currently, May is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Sydney (average of $129). Flying from Houston George Bush Intcntl Airport to Sydney in October is currently the most expensive (average of $171). 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

Travelling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Parramatta
Wollongong
Katoomba
Randwick
Manly
Penrith
Coogee
Cronulla
Terrigal
Bondi Beach
Lithgow
Leura
Swansea

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Alternative routes for George Bush Intcntl to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Sydney flights
George Bush Intcntl to Coolangatta flights

Top airline flying from George Bush Intcntl to Sydney

Discover the top airline that operate flights from George Bush Intcntl 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 647,157 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$2,017Average$2,366FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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Yes! Cheapflights helps users easily find flights from George Bush Intcntl to Sydney with no change fees.

Can Cheapflights notify me if prices for flights from George Bush Intcntl to Sydney become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from George Bush Intcntl today and book when prices fit your budget.

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