Cheap flights from Sydney to Houston George Bush Intcntl Airport from $816

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 28/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — IAH
14 Jun — 21 Jun1
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 15 May 2026.

Mon 26/1011:15
SYD
-
IAH
2 stops22h 52m
American Airlines
Mon 9/1118:17
IAH
-
SYD
2 stops21h 43m
American Airlines
Deal found 14/5$1,435
Thu 22/1018:50
SYD
-
IAH
2 stops34h 28m
American Airlines
Mon 26/1008:46
IAH
-
SYD
1 stop30h 09m
American Airlines
Deal found 12/5$1,489
Thu 22/1010:10
SYD
-
IAH
2 stops23h 57m
American Airlines
Fri 6/1118:17
IAH
-
SYD
2 stops21h 43m
American Airlines
Deal found 15/5$1,510
Thu 24/912:00
SYD
-
IAH
1 stop18h 24m
Qantas Airways
Wed 28/1017:30
IAH
-
SYD
1 stop22h 30m
Qantas Airways
Deal found 12/5$1,534
Wed 4/1111:15
SYD
-
IAH
2 stops21h 43m
Qantas Airways
Mon 23/1116:32
IAH
-
SYD
1 stop21h 23m
Qantas Airways
Deal found 15/5$1,542
Fri 29/506:00
SYD
-
IAH
3 stops33h 44m
Multiple Airlines
Fri 12/606:10
IAH
-
SYD
2 stops40h 00m
Multiple Airlines
Deal found 14/5$1,569

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 15 May 2026.

Round-trip from

$1,435

One-way from

$863

Popular in

December

Cheapest in

March

Average price

$1,576

Good round-trip deal

$2,404 or less

Good one-way deal

$1,808 or less
American Airlines
  • American Airlines
  • 26/10-9/11
  • 4 total stops
  • 44h 35m total
  • Sydney to Houston
3/8
  • 3/8
  • 3 total stops
  • 50h 25m total
  • Sydney to Houston
Highest demand for flights based on searches. 5% potential increase in price ($138 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($48 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 15 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

Thu 8/10

10:10-15:24

2 stops21h 14m

Houston George Bush Intcntl

Mon 26/10

16:10-08:00

2 stops23h 50m

$1,425

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 8/10

10:20-21:52

2 stops27h 32m

Houston George Bush Intcntl

Mon 26/10

12:10-08:35

3 stops52h 25m

$2,066

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 10/6

10:20-11:04

2 stops39h 44m

Houston George Bush Intcntl

Mon 15/6

20:15-07:00

1 stop19h 45m

$2,120

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 5/11

21:45-14:10

2 stops57h 25m

Houston George Bush Intcntl

Mon 9/11

21:05-19:50

2 stops53h 45m

$2,314

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 8/10

11:20-14:56

1 stop19h 36m

Houston George Bush Intcntl

Mon 26/10

21:30-07:00

Nonstop17h 30m

$2,442
Fastest return journey

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 26/10

11:50-11:25

Nonstop15h 35m

Houston George Bush Intcntl

Mon 9/11

20:25-07:00

Nonstop17h 35m

$2,463

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 22/10

10:20-19:06

2 stops24h 46m

Houston George Bush Intcntl

Mon 26/10

14:48-08:35

2 stops25h 47m

$2,479

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 22/10

10:30-13:40

1 stop19h 10m

Houston George Bush Intcntl

Fri 6/11

20:25-07:00

Nonstop17h 35m

$2,546

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

$2,609

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 25/6

10:20-20:40

1 stop25h 20m

Houston George Bush Intcntl

Thu 2/7

18:05-06:55

1 stop21h 50m

$2,851

Flights are sorted by cheapest return flights first.

Deals found on 12/5

Showing 1-10 of 19 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 $1,424). Flying from Sydney to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $1,953). 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 15 May 2026.
Read through reviews of airlines operating flights from Sydney to Houston George Bush Intcntl Airport, such as Air New Zealand,Virgin Australia, andQantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Food

7.4

Crew

8.5

Entertainment

7.4

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Food

7.4

Crew

8.5

Entertainment

7.4

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Food

7.4

Crew

8.5

Entertainment

7.4

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Food

7.4

Crew

8.5

Entertainment

7.4

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Food

7.4

Crew

8.5

Entertainment

7.4

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Food

7.4

Crew

8.5

Entertainment

7.4

Comfort

8.0

Overall

8.0

Boarding

8.2

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 5 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 American Airlines, Air Canada, and United Airlines fly from Sydney to Houston George Bush Intcntl Airport in about 21h 14m. The time it takes to get you to your destination can typically vary by up to 18h 30m. 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 $1,064, 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 $1,216 and $1,227, respectively. Users have found that Qantas Airways is 32% 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 (77%), United Airlines (77%), Lufthansa( 77%).

  • 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 $2,192, our data shows the cheapest flight currently is $1,808. When looking at the most popular route, (Sydney Kingsford Smith - Houston George Bush Intcntl), you can expect to pay $1,535 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 $1,424). Flying from Sydney to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $1,953). 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 15 May 2026.

Top 5 airlines flying from Sydney to George Bush Intcntl

Discover the top 5 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 15 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,064Average$1,534FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,216Average$1,582FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,227Average$1,660FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air New ZealandCheapest$1,244Average$1,475FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Virgin AustraliaCheapest$2,364Average$2,982FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights

Fly with Cheapflights

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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?

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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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