Cheap flights from Sydney to Houston George Bush Intcntl Airport from $710

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — IAH
3 Sep — 10 Sep1
1 adult

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Houston George Bush Intcntl are usually found in August or January, booked 20 days in advance, depart on a Tuesday or Thursday and return on a Monday

Cheap flight deals from Sydney to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to George Bush Intcntl (IAH). 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 29 August 2025.

Round-trip from

$1,151

One-way from

$710

Popular in

December

Cheapest in

August

Average price

$1,628

Good round-trip deal

$1,292 or less

Good one-way deal

$760 or less
Air Canada
  • Air Canada
  • 21/10-27/10
  • 4 total stops
  • 70h 54m total
  • Sydney to Houston
10/9
  • 10/9
  • 2 total stops
  • 30h 15m total
  • Sydney to Houston
Highest demand for flights based on searches. 9% potential increase in price ($291 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($107 potential savings vs. average return price).
Average for round-trip flights in August 2025
Price to beat on a round-trip flight from Sydney Kingsford Smith to Houston George Bush Intcntl.
Price to beat on a one-way flight from Sydney Kingsford Smith to Houston George Bush Intcntl.

Find flight deals from Sydney to George Bush Intcntl

Cheapest flights from Sydney to George Bush Intcntl
Explore the most affordable flight options available from Sydney to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2025.

Tue 21/1010:20SYD - IAH
1 stop24h 22mAir Canada
Mon 27/1018:25IAH - SYD
2 stops46h 10mAir Canada
Deal found 28/8$1,151
Mon 20/1010:20SYD - IAH
1 stop24h 22mAir Canada
Sat 25/1010:00IAH - SYD
2 stops54h 35mAir Canada
Deal found 28/8$1,170
Mon 20/1010:20SYD - IAH
1 stop21h 22mAir Canada
Sun 26/1017:25IAH - SYD
1 stop23h 10mAir Canada
Deal found 28/8$1,212
Thu 16/1010:20SYD - IAH
1 stop21h 22mMultiple Airlines
Mon 3/1117:25IAH - SYD
2 stops31h 15mMultiple Airlines
Deal found 28/8$1,249

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to George Bush Intcntl 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 29 August 2025.
Use the filters below to find and compare flights from Sydney to Houston George Bush Intcntl Airport that are best for you.

Fly from

Sydney

Fly to

George Bush Intcntl

Route

Depart

Return

Price

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 21/10

10:20-18:42

1 stop24h 22m

Houston George Bush Intcntl

Mon 27/10

18:25-08:35

2 stops46h 10m

$1,151

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 20/10

10:20-18:42

1 stop24h 22m

Houston George Bush Intcntl

Sat 25/10

10:00-08:35

2 stops54h 35m

$1,170

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 20/10

10:20-15:42

1 stop21h 22m

Houston George Bush Intcntl

Sun 26/10

17:25-08:35

1 stop23h 10m

$1,212

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 16/10

10:20-15:42

1 stop21h 22m

Houston George Bush Intcntl

Mon 3/11

17:25-17:40

2 stops31h 15m

$1,249

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 10/9

13:15-04:30

2 stops30h 15m

$710

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 2/12

17:45-06:20

1 stop29h 35m

$918

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 25/12

11:50-10:25

Nonstop15h 35m

$1,306

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 24/12

11:50-10:25

Nonstop15h 35m

$1,307

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 25/12

10:40-15:03

1 stop21h 23m

$1,315

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Best time to book a flight from Sydney to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Sydney 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.

Cheapflights Insights

Everything you need to know about your flight from Sydney to Houston George Bush Intcntl Airport

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

Use this chart to determine the optimal time to book a return flight from Sydney to George Bush Intcntl. Price data was last updated on 22 August 2025.

The price you pay for your flight from Sydney to Houston George Bush Intcntl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 20 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 Sydney to Houston George Bush Intcntl Airport?

Currently, February is the cheapest month in which you can book a flight from Sydney to Houston George Bush Intcntl Airport (average of $962). Flying from Sydney to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $1,621). 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 SYD to IAH?

Find hourly flight availability from Sydney to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 August 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 26% on flights from Sydney to Houston George Bush Intcntl Airport by exploring options for tickets in the evening.

What is the cheapest day to fly from Sydney to Houston George Bush Intcntl Airport?

Use this chart to determine the cheapest time to fly return from Sydney to George Bush Intcntl. Price data was last updated on 24 August 2025.

Travellers seeking maximum savings on their Sydney to Houston George Bush Intcntl Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from Sydney to Houston George Bush Intcntl Airport?

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. 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 George Bush Intcntl. Reviews last updated 29 August 2025.
Read through reviews of airlines operating flights from Sydney to Houston George Bush Intcntl Airport, such as Air New Zealand, Qantas Airways, andVirgin Australia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Entertainment

7.4

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Entertainment

7.4

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Entertainment

7.4

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Entertainment

7.4

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Entertainment

7.4

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Entertainment

7.4

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Related info for your journey

Find useful and relevant information for your journey from Sydney to George Bush Intcntl. 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 from for flights from Sydney to Houston George Bush Intcntl?

    Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to Houston George Bush Intcntl. You should not have trouble finding flights to Houston George Bush Intcntl from Kingsford Smith; the airport handles an average of 0 outbound flights to Houston George Bush Intcntl per day. You should also have plenty of airline options to choose from since 7 airlines have flights from the Sydney airport to Houston George Bush Intcntl. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.

  • How long is the flight from Sydney to Houston George Bush Intcntl Airport?

    Airlines like Air Canada fly from Sydney to Houston George Bush Intcntl Airport in about 24h 22m. The time it takes to get you to your destination can typically vary by up to . The distance from Sydney to Houston George Bush Intcntl Airport is about 13826 km.

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

    Currently priced at $986, Qantas Airways will fly you from Sydney to Houston George Bush Intcntl Airport 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 Canada - these airlines can fly you to your destination from $1,216 and $1,311, respectively. Users have found that Qantas Airways is 48% cheaper than the other options available to this destination.

  • What are the cheapest flights from Sydney to Houston George Bush Intcntl Airport?

    While on average a flight from Sydney to Houston George Bush Intcntl Airport is generally $1,283, our data shows the cheapest flight currently is $728. When looking at the most popular route, (Sydney Kingsford Smith - Houston George Bush Intcntl), you can expect to pay $1,162 for that flight.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Sydney to Houston George Bush Intcntl Airport (average of $962). Flying from Sydney to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $1,621). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Sydney to George Bush Intcntl on these airlines

Choose from the following airlines for your flight from Sydney to George Bush Intcntl. Flights are based on user searches made on Cheapflights and were last updated on 29 August 2025.

Top 7 airlines flying from Sydney to George Bush Intcntl

Discover the top 7 airlines that operate flights from Sydney to George Bush Intcntl. 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 29 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$986Average$1,307FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
American AirlinesCheapest$1,216Average$1,741FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest$1,311Average$1,774FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,353Average$2,095FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air New ZealandCheapest$1,530Average$1,703FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
ANACheapest$1,628Average$1,742FlexibilityNo cancel feeOn-time80%
Search ANA flights
Virgin AustraliaCheapest$1,847Average$2,639FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to George Bush Intcntl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sydney to George Bush Intcntl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Sydney to George Bush Intcntl?

Millions of users choose and trust Cheapflights to book the best flight deals from Sydney to George Bush Intcntl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Sydney to George Bush Intcntl with no change fees?

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

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

Yes, Cheapflights offers price alerts on Sydney to George Bush Intcntl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.