$619+ Cheap flights from George Bush Intcntl (IAH) 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SYD
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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Find cheap flights from George Bush Intcntl to Sydney with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Houston George Bush Intcntl to Sydney Kingsford Smith are usually found in November or May, booked 58 days in advance, depart on a Monday or Saturday and return on a Monday
Cheap flight deals from George Bush Intcntl to Sydney
Cheapest
Best
Last-minute
One-way
Cheapest flights from George Bush Intcntl to SydneyExplore 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 August 4, 2026.
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 August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:48 pm
IAH
- SYD
1 stop41h 37m
Multiple Airlines
Tue 11/172:00 pm
SYD
- IAH
2 stops38h 26m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$1,042
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/189:59 pm
IAH
- SYD
1 stop41h 31m
Multiple Airlines
Tue 10/272:00 pm
SYD
- IAH
2 stops37h 26m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$1,080
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:59 pm
IAH
- SYD
1 stop41h 31m
Multiple Airlines
Mon 10/262:00 pm
SYD
- IAH
2 stops37h 26m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$1,082
This Trip.com deal was found by Cheapflights users on 8/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:00 am
IAH
- SYD
3 stops37h 50m
Multiple Airlines
Wed 9/301:15 pm
SYD
- IAH
3 stops35h 11m
Multiple Airlines
Deal found 8/3![Multiple Airlines logo]()
$1,085
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:09 pm
IAH
- SYD
1 stop42h 21m
Multiple Airlines
Wed 10/72:15 pm
SYD
- IAH
2 stops37h 11m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$1,095
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:02 pm
IAH
- SYD
1 stop24h 28m
Multiple Airlines
Tue 9/81:15 pm
SYD
- IAH
2 stops37h 09m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$1,103
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:09 pm
IAH
- SYD
1 stop42h 21m
Multiple Airlines
Sun 10/43:25 pm
SYD
- IAH
2 stops35h 59m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$1,106
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:09 pm
IAH
- SYD
1 stop42h 21m
Multiple Airlines
Sun 10/42:15 pm
SYD
- IAH
2 stops37h 09m
Multiple Airlines
Deal found 8/3![Multiple Airlines logo]()
$1,114
Best flights from George Bush Intcntl to SydneyDiscover carefully curated flight deals from George Bush Intcntl to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from George Bush Intcntl to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This Turkish Airlines deal was found by Cheapflights users on 8/3. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:00 pm
IAH
- SYD
2 stops53h 25m
Turkish Airlines
Fri 11/139:35 pm
SYD
- IAH
2 stops38h 30m
Turkish Airlines
Deal found 8/3![Turkish Airlines logo]()
$1,594
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Mon 11/168:25 pm
IAH
- SYD
Nonstop17h 35m
United Airlines
Sun 11/299:15 am
SYD
- IAH
Nonstop15h 40m
United Airlines
Deal found 8/3![United Airlines logo]()
$1,842
This Qantas Airways deal was found by Cheapflights users on 8/2. 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.
Thu 12/247:25 pm
IAH
- SYD
2 stops23h 30m
Qantas Airways
Thu 1/76:05 am
SYD
- IAH
2 stops22h 49m
Qantas Airways
Deal found 8/2![Qantas Airways logo]()
$2,081
This KLM deal was found by Cheapflights users on 8/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/213:25 pm
IAH
- SYD
3 stops48h 45m
KLM
Sun 10/412:40 pm
SYD
- IAH
3 stops40h 40m
KLM
Deal found 8/3![KLM logo]()
$2,873
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Wed 11/115:35 pm
IAH
- SYD
1 stop22h 45m
United Airlines
Sat 11/289:20 am
SYD
- IAH
Nonstop15h 40m
United Airlines
Deal found 8/3![United Airlines logo]()
$1,897
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Sat 10/249:25 pm
IAH
- SYD
Nonstop17h 35m
United Airlines
Fri 11/209:15 am
SYD
- IAH
Nonstop15h 40m
United Airlines
Deal found 8/3![United Airlines logo]()
$1,942
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Thu 12/245:05 pm
IAH
- SYD
1 stop23h 15m
United Airlines
Thu 1/79:20 am
SYD
- IAH
Nonstop15h 40m
United Airlines
Deal found 7/30![United Airlines logo]()
$1,947
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Fri 11/208:25 pm
IAH
- SYD
Nonstop17h 35m
United Airlines
Sat 11/289:20 am
SYD
- IAH
Nonstop15h 40m
United Airlines
Deal found 7/31![United Airlines logo]()
$2,017
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Fri 11/138:25 pm
IAH
- SYD
Nonstop17h 35m
United Airlines
Sat 12/59:20 am
SYD
- IAH
Nonstop15h 40m
United Airlines
Deal found 8/3![United Airlines logo]()
$2,267
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Mon 12/218:25 pm
IAH
- SYD
Nonstop17h 35m
United Airlines
Thu 1/79:20 am
SYD
- IAH
Nonstop15h 40m
United Airlines
Deal found 7/30![United Airlines logo]()
$2,792
Last-minute flights from George Bush Intcntl to SydneyDiscover last-minute flight deals from George Bush Intcntl to Sydney. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from George Bush Intcntl to Sydney. Data last updated August 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:52 pm
IAH
- SYD
1 stop24h 38m
Multiple Airlines
Wed 8/261:15 pm
SYD
- IAH
2 stops25h 41m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$1,132
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:02 pm
IAH
- SYD
1 stop24h 28m
Multiple Airlines
Tue 9/81:15 pm
SYD
- IAH
2 stops37h 09m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$1,103
This Trip.com deal was found by Cheapflights users on 8/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:00 am
IAH
- SYD
3 stops37h 50m
Multiple Airlines
Wed 9/301:15 pm
SYD
- IAH
3 stops35h 11m
Multiple Airlines
Deal found 8/3![Multiple Airlines logo]()
$1,085
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:09 pm
IAH
- SYD
1 stop42h 21m
Multiple Airlines
Sun 10/43:25 pm
SYD
- IAH
2 stops35h 59m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$1,106
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:09 pm
IAH
- SYD
1 stop42h 21m
Multiple Airlines
Wed 10/72:15 pm
SYD
- IAH
2 stops37h 11m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$1,095
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:09 pm
IAH
- SYD
1 stop42h 21m
Multiple Airlines
Sun 10/43:25 pm
SYD
- IAH
2 stops35h 59m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$1,105
One-way flights from George Bush Intcntl to SydneySearch for one-way flight options from George Bush Intcntl to Sydney. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
Search for one-way flight options from George Bush Intcntl to Sydney. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:57 am
IAH
- SYD
1 stop26h 28m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$619
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:15 pm
IAH
- SYD
3 stops55h 35m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$626
This Trip.com deal was found by Cheapflights users on 8/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:02 pm
IAH
- SYD
1 stop24h 03m
Multiple Airlines
Deal found 8/3![Multiple Airlines logo]()
$639
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:35 am
IAH
- SYD
3 stops54h 50m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$640
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:59 pm
IAH
- SYD
2 stops28h 51m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$646
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:35 pm
IAH
- SYD
3 stops52h 40m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$648
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/610:57 am
IAH
- SYD
2 stops40h 18m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$653
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:04 pm
IAH
- SYD
3 stops54h 06m
Multiple Airlines
Deal found 8/3![Multiple Airlines logo]()
$661
Find 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 August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,080 (Kiwi.com) |
One-way from | $619 (Kiwi.com) |
Popular in | July |
Cheapest in | November |
Average price | $1,596 |
Good round-trip deal | $1,842 or less |
Good one-way deal | $1,107 or less |
Cheapflights Fare Finder
Customize 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 2,558,603 searches. Data last updated August 4, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Sydney that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Mon 11/9
9:00 pm-7:25 pm
2 stops53h 25m
Sydney Kingsford Smith
Fri 11/13
9:35 pm-7:05 pm
2 stops38h 30m
$1,594
Quickest round-trip
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Mon 11/16
8:25 pm-7:00 am
Nonstop17h 35m
Sydney Kingsford Smith
Sun 11/29
9:15 am-7:55 am
Nonstop15h 40m
$1,842
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Wed 11/11
5:35 pm-9:20 am
1 stop22h 45m
Sydney Kingsford Smith
Sat 11/28
9:20 am-8:00 am
Nonstop15h 40m
$1,897
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Sat 10/24
9:25 pm-7:00 am
Nonstop17h 35m
Sydney Kingsford Smith
Fri 11/20
9:15 am-7:55 am
Nonstop15h 40m
$1,942
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Thu 12/24
5:05 pm-9:20 am
1 stop23h 15m
Sydney Kingsford Smith
Thu 1/7
9:20 am-8:00 am
Nonstop15h 40m
$1,947
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Fri 11/20
8:25 pm-7:00 am
Nonstop17h 35m
Sydney Kingsford Smith
Sat 11/28
9:20 am-8:00 am
Nonstop15h 40m
$2,017
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Thu 12/24
7:25 pm-11:55 am
2 stops23h 30m
Sydney Kingsford Smith
Thu 1/7
6:05 am-11:54 am
2 stops22h 49m
$2,081
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Fri 11/13
8:25 pm-7:00 am
Nonstop17h 35m
Sydney Kingsford Smith
Sat 12/5
9:20 am-8:00 am
Nonstop15h 40m
$2,267
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Mon 12/21
8:25 pm-7:00 am
Nonstop17h 35m
Sydney Kingsford Smith
Thu 1/7
9:20 am-8:00 am
Nonstop15h 40m
$2,792
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Mon 9/21
3:25 pm-7:10 am
3 stops48h 45m
Sydney Kingsford Smith
Sun 10/4
12:40 pm-1:20 pm
3 stops40h 40m
$2,873
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from George Bush Intcntl to Sydney
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Sydney in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Sydney flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
IAH-SYD
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.
Cheapflights Insights
Everything you need to know about your flight from Houston George Bush Intcntl Airport to Sydney
How far ahead should I book a flight from Houston George Bush Intcntl Airport to Sydney?
To ensure you get the cheapest price possible for a flight from Houston George Bush Intcntl Airport to Sydney, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Sydney?
Currently, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Sydney (average of $1,043). Flying from Houston George Bush Intcntl Airport to Sydney in July is currently the most expensive (average of $1,998). 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 to fly round-trip from Houston George Bush Intcntl Airport to Sydney?
Airfare is below average for this route at the moment.
Houston George Bush Intcntl Airport to Sydney flights typically cost between $1,521 and $1,613 in October.The cheapest round-trip price found within the last 5 days was $1,080 on Multiple Airlines (Oct 18-Oct 27).
The best insider tips for Houston George Bush Intcntl Airport to Sydney flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston George Bush Intcntl Airport to Sydney trip
Our travel experts
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 August 4, 2026.
Get a feel of what it's like to fly with Air New Zealand,Delta, andQantas Airways from Houston George Bush Intcntl Airport to Sydney by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.2
Food
7.5
Crew
8.5
Comfort
7.9
Entertainment
7.4
Overall
8.0
Reviews
1 / 20
10.0
ExcellentDebra,Mar 2026
HNL - AKL
Boarding
8.2
Food
7.5
Crew
8.5
Comfort
7.9
Entertainment
7.4
Overall
8.0
Reviews
1 / 20
10.0
ExcellentDebra,Mar 2026
HNL - AKL
Boarding
8.2
Food
7.5
Crew
8.5
Comfort
7.9
Entertainment
7.4
Overall
8.0
Reviews
1 / 20
10.0
ExcellentDebra,Mar 2026
HNL - AKL
Boarding
8.2
Food
7.5
Crew
8.5
Comfort
7.9
Entertainment
7.4
Overall
8.0
Reviews
1 / 20
10.0
ExcellentDebra,Mar 2026
HNL - AKL
Boarding
8.2
Food
7.5
Crew
8.5
Comfort
7.9
Entertainment
7.4
Overall
8.0
Reviews
1 / 20
10.0
ExcellentDebra,Mar 2026
HNL - AKL
Boarding
8.2
Food
7.5
Crew
8.5
Comfort
7.9
Entertainment
7.4
Overall
8.0
Reviews
1 / 20
10.0
ExcellentDebra,Mar 2026
HNL - AKL
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George Bush Intcntl and Sydney flights
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Top 5 airlines flying from George Bush Intcntl to Sydney
Discover the top 5 airlines 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 2,558,603 searches. Data last updated August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$203 | Average$371 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$794 | Average$1,038 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$844 | Average$900 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$856 | Average$1,745 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,048 | Average$1,502 | FlexibilityNo cancel fee | On-time78% |