Cheap flights from Sydney to Houston George Bush Intcntl Airport from $871

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — IAH
29 Jun — 6 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to George Bush Intcntl

Enter your travel dates to find the best prices.

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 30 May 2026.

Tue 27/1010:20
SYD
-
IAH
2 stops38h 45m
Air Canada
Thu 12/1118:10
IAH
-
SYD
1 stop22h 25m
Air Canada
Deal found 29/5$1,389
Mon 23/1111:20
SYD
-
IAH
1 stop20h 18m
Air Canada
Sun 29/1112:10
IAH
-
SYD
3 stops52h 25m
Air Canada
Deal found 29/5$1,391
Wed 7/1010:20
SYD
-
IAH
1 stop21h 17m
Air Canada
Thu 8/1016:45
IAH
-
SYD
1 stop23h 35m
Air Canada
Deal found 29/5$1,408
Thu 8/1010:10
SYD
-
IAH
1 stop22h 48m
American Airlines
Mon 26/1010:26
IAH
-
SYD
1 stop28h 29m
American Airlines
Deal found 27/5$1,436
Tue 1/910:30
SYD
-
IAH
2 stops44h 16m
Air Canada
Thu 12/1118:10
IAH
-
SYD
1 stop22h 25m
Air Canada
Deal found 29/5$1,437
Wed 12/806:05
SYD
-
IAH
2 stops32h 51m
Multiple Airlines
Thu 20/806:30
IAH
-
SYD
2 stops48h 40m
Multiple Airlines
Deal found 25/5$1,469

Find 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 30 May 2026.

Round-trip from

$1,389

One-way from

$871

Popular in

December

Cheapest in

March

Average price

$1,614

Good round-trip deal

$2,015 or less

Good one-way deal

$1,806 or less
Air Canada
  • Air Canada
  • 27/10-12/11
  • 3 total stops
  • 61h 10m total
  • Sydney to Houston
Air Canada
  • Air Canada
  • 7/10
  • 1 total stop
  • 21h 17m total
  • Sydney to Houston
Highest demand for flights based on searches. 5% potential increase in price ($133 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($47 potential savings vs. average return price).
Average for round-trip flights in May 2026
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.

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 30 May 2026.
Use the filters below to find and compare flights from Sydney to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 27/10

10:20-21:39

2 stops51h 19m

Houston George Bush Intcntl

Sat 31/10

12:40-08:35

2 stops27h 55m

$1,645

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Sat 4/7

09:20-16:30

1 stop22h 10m

Houston George Bush Intcntl

Fri 31/7

10:00-07:20

3 stops30h 20m

$2,169

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 2/9

09:30-13:40

1 stop19h 10m

Houston George Bush Intcntl

Tue 10/11

20:25-07:00

Nonstop17h 35m

$2,433

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 12/10

10:30-18:40

1 stop24h 10m

Houston George Bush Intcntl

Sun 1/11

20:25-07:00

Nonstop17h 35m

$2,442

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 15/10

10:30-20:39

1 stop26h 09m

Houston George Bush Intcntl

Mon 2/11

20:25-07:00

Nonstop17h 35m

$2,442

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 13/10

11:20-18:29

1 stop23h 09m

Houston George Bush Intcntl

Mon 2/11

20:25-07:00

Nonstop17h 35m

$2,442

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Fri 16/10

10:15-14:50

1 stop20h 35m

Houston George Bush Intcntl

Sun 1/11

16:00-08:30

1 stop23h 30m

$2,480

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 1/9

10:20-20:30

1 stop25h 10m

Houston George Bush Intcntl

Thu 12/11

20:25-07:00

Nonstop17h 35m

$2,507
Fastest return journey

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Sat 7/11

11:50-10:25

Nonstop15h 35m

Houston George Bush Intcntl

Sat 14/11

20:25-07:00

Nonstop17h 35m

$2,572

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 4/11

11:50-10:25

Nonstop15h 35m

Houston George Bush Intcntl

Mon 23/11

14:50-09:15

1 stop25h 25m

$2,723

Flights are sorted by cheapest return flights first.

Deals found on 29/5

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

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 76 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, March is the cheapest month in which you can book a flight from Sydney to Houston George Bush Intcntl Airport (average of $1,422). Flying from Sydney to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $1,950). 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.

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 30 May 2026.
Read through reviews of airlines operating flights from Sydney to Houston George Bush Intcntl Airport, such as Air New Zealand,Qantas Airways, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Entertainment

7.4

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Overall

8.0

Entertainment

7.4

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Overall

8.0

Entertainment

7.4

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Overall

8.0

Entertainment

7.4

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Overall

8.0

Entertainment

7.4

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Overall

8.0

Entertainment

7.4

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

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 6 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 and United Airlines fly from Sydney to Houston George Bush Intcntl Airport in about 19h 10m. The time it takes to get you to your destination can typically vary by up to 32h 09m. The distance from Sydney to Houston George Bush Intcntl Airport is about 13826 km. Both multi-stop and direct flights can be found to your destination and back.

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

    Currently priced at $1,085, 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 Air Canada and United Airlines - these airlines can fly you to your destination from $1,215 and $1,225, respectively. Users have found that Qantas Airways is 31% cheaper than the other options available to this destination.

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

    Before booking your flight to Houston George Bush Intcntl Airport from Sydney, have a look at the most reliable airlines to get you to your destination on time: Virgin Australia (67%), United Airlines (67%), Lufthansa( 67%).

  • 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 $2,262, our data shows the cheapest flight currently is $1,431. When looking at the most popular route, (Sydney Kingsford Smith - Houston George Bush Intcntl), you can expect to pay $1,469 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, March is the cheapest month in which you can book a flight from Sydney to Houston George Bush Intcntl Airport (average of $1,422). Flying from Sydney to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $1,950). 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

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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 30 May 2026.

Top 6 airlines flying from Sydney to George Bush Intcntl

Discover the top 6 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 30 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,085Average$1,533FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,215Average$1,540FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,225Average$1,614FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air New ZealandCheapest$1,242Average$1,443FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
American AirlinesCheapest$1,307Average$1,615FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Virgin AustraliaCheapest$2,361Average$2,961FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights

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

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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.

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