$622+ Cheap flights from George Bush Intcntl (IAH) to Sydney (SYD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SYD
Nov 29 — Dec 61
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 February, booked 58 days in advance, depart on a Monday or Saturday and return on a Tuesday
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 October 30, 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 October 30, 2026.
This Air Canada deal was found by Cheapflights users on 10/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:33 am -
2 stops31h 02m
Mon 11/911:20 am -
1 stop20h 18m
Deal found 10/26![Air Canada logo]()
$1,086
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/2512:22 pm -
1 stop25h 03m
Wed 12/22:00 pm -
2 stops39h 02m
Deal found 10/25![Multiple Airlines logo]()
$1,098
This Air Canada deal was found by Cheapflights users on 10/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:10 pm -
1 stop22h 25m
Thu 12/34:00 pm -
2 stops43h 49m
Deal found 10/25![Air Canada logo]()
$1,124
This lastminute.com deal was found by Cheapflights users on 10/26. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/233:17 pm -
1 stop24h 43m
Mon 12/78:55 am -
2 stops22h 45m
Deal found 10/26![Qantas Airways logo]()
$1,141
This Orbitz deal was found by Cheapflights users on 10/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/149:52 pm -
2 stops42h 43m
Mon 11/2311:20 am -
1 stop20h 18m
Deal found 10/25![Air Canada logo]()
$1,150
This FlightHub deal was found by Cheapflights users on 10/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1711:50 am -
2 stops52h 45m
Wed 11/2511:20 am -
2 stops43h 01m
Deal found 10/25![Air Canada logo]()
$1,162
This FlightHub deal was found by Cheapflights users on 10/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/253:17 pm -
1 stop24h 43m
Mon 12/77:05 am -
2 stops24h 35m
Deal found 10/25![Qantas Airways logo]()
$1,166
This FlightHub deal was found by Cheapflights users on 10/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:10 pm -
2 stops29h 30m
Tue 11/2411:20 am -
2 stops43h 01m
Deal found 10/25![Multiple Airlines logo]()
$1,176
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Sat 11/149:50 pm -
1 stop39h 35m
Thu 11/262:00 pm -
2 stops38h 32m
Deal found 10/25![Multiple Airlines logo]()
$1,178
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 October 30, 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 October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Tue 3/96:10 pm -
1 stop22h 10m
Thu 3/259:20 am -
Nonstop15h 40m
Deal found 10/29![United Airlines logo]()
$1,730
This Qantas Airways deal was found by Cheapflights users on 10/28. 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 12/243:25 pm -
1 stop24h 35m
Thu 1/77:15 pm -
2 stops37h 18m
Deal found 10/28![Qantas Airways logo]()
$1,912
This Qatar Airways deal was found by Cheapflights users on 10/25. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:35 pm -
1 stop44h 15m
Sat 11/283:50 pm -
1 stop40h 25m
Deal found 10/25![Qatar Airways logo]()
$2,211
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/238:25 pm -
Nonstop17h 35m
Mon 12/79:15 am -
Nonstop15h 40m
Deal found 10/26![United Airlines logo]()
$1,984
This Qantas Airways deal was found by Cheapflights users on 10/28. 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.
Sat 12/53:19 pm -
1 stop24h 41m
Sun 12/1311:10 am -
1 stop20h 38m
Deal found 10/28![Qantas Airways logo]()
$1,997
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/98:25 pm -
Nonstop17h 35m
Sat 11/289:10 am -
Nonstop15h 40m
Deal found 10/29![United Airlines logo]()
$2,034
This Qantas Airways deal was found by Cheapflights users on 10/25. 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.
Fri 11/133:19 pm -
1 stop24h 41m
Sat 11/2811:10 am -
1 stop20h 46m
Deal found 10/25![Qantas Airways logo]()
$2,146
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/148:25 pm -
Nonstop17h 35m
Sat 11/289:10 am -
Nonstop15h 40m
Deal found 10/29![United Airlines logo]()
$2,084
This United Airlines deal was found by Cheapflights users on 10/28. 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 3/128:25 pm -
Nonstop17h 35m
Mon 3/229:15 am -
Nonstop15h 40m
Deal found 10/28![United Airlines logo]()
$2,116
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Sun 11/158:06 pm -
1 stop19h 59m
Mon 11/239:15 am -
Nonstop15h 40m
Deal found 10/25![United Airlines logo]()
$2,239
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/1610:00 am -
1 stop30h 05m
Tue 11/249:15 am -
Nonstop15h 40m
Deal found 10/25![United Airlines logo]()
$2,239
This United Airlines deal was found by Cheapflights users on 10/29. 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 -
Nonstop17h 35m
Sat 11/289:10 am -
Nonstop15h 40m
Deal found 10/29![United Airlines logo]()
$2,285
Last-minute flights from George Bush Intcntl to SydneyDiscover last-minute flight deals from George Bush Intcntl to Sydney. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from George Bush Intcntl to Sydney. Data last updated October 30, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/92:49 pm -
3 stops28h 46m
Mon 11/162:00 pm -
3 stops32h 10m
Deal found 10/26![Multiple Airlines logo]()
$1,180
This Orbitz deal was found by Cheapflights users on 10/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/149:52 pm -
2 stops42h 43m
Mon 11/2311:20 am -
1 stop20h 18m
Deal found 10/25![Air Canada logo]()
$1,150
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Sat 11/149:50 pm -
1 stop39h 35m
Thu 11/262:00 pm -
2 stops38h 32m
Deal found 10/25![Multiple Airlines logo]()
$1,178
This Justfly.com deal was found by Cheapflights users on 10/25. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:10 pm -
2 stops45h 30m
Sun 11/2211:20 am -
2 stops43h 01m
Deal found 10/25![Air Canada logo]()
$1,181
This FlightHub deal was found by Cheapflights users on 10/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:10 pm -
2 stops29h 30m
Tue 11/2411:20 am -
2 stops43h 01m
Deal found 10/25![Multiple Airlines logo]()
$1,176
This FlightHub deal was found by Cheapflights users on 10/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1711:50 am -
2 stops52h 45m
Wed 11/2511:20 am -
2 stops43h 01m
Deal found 10/25![Air Canada logo]()
$1,162
This lastminute.com deal was found by Cheapflights users on 10/26. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/233:17 pm -
1 stop24h 43m
Mon 12/78:55 am -
2 stops22h 45m
Deal found 10/26![Qantas Airways logo]()
$1,141
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/2512:22 pm -
1 stop25h 03m
Wed 12/22:00 pm -
2 stops39h 02m
Deal found 10/25![Multiple Airlines logo]()
$1,098
This Air Canada deal was found by Cheapflights users on 10/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:10 pm -
1 stop22h 25m
Thu 12/34:00 pm -
2 stops43h 49m
Deal found 10/25![Air Canada logo]()
$1,124
This FlightHub deal was found by Cheapflights users on 10/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/253:17 pm -
1 stop24h 43m
Mon 12/77:05 am -
2 stops24h 35m
Deal found 10/25![Qantas Airways logo]()
$1,166
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 October 30, 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 October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 1/268:51 pm -
2 stops40h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$622
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 12/87:00 am -
2 stops30h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$623
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 1/279:00 am -
1 stop28h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$624
This Philippine Airlines deal was found by Cheapflights users on 10/30. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:00 am -
2 stops33h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Multiple Airlines logo]()
$628
This Philippine Airlines deal was found by Cheapflights users on 10/26. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/237:00 am -
2 stops33h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$630
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/1811:39 am -
3 stops55h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$640
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 12/77:00 am -
3 stops34h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$642
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Sat 11/146:00 am -
2 stops31h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$648
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/164:49 pm -
2 stops44h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$666
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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,056 (Kiwi.com) |
One-way from | $622 (Kiwi.com) |
Popular in | January |
Cheapest in | November |
Average price | $1,507 |
Good round-trip deal | $1,919 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 7,457,451 searches. Data last updated October 30, 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 Houston George Bush Intcntl - SYD Sydney Kingsford Smith
IAHSYD
Houston George Bush Intcntl
Wed 11/4
7:00 am-9:50 am
2 stops33h 50m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$628
HoustonSydney
IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith
IAHSYD
Houston George Bush Intcntl
Fri 11/6
9:49 am-12:35 pm
3 stops57h 46m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$805
HoustonSydney
IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith
IAHSYD
Houston George Bush Intcntl
Fri 11/6
7:55 pm-12:50 pm
1 stop23h 55m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$906
Quickest round-trip
HoustonSydney
IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith
IAHSYD
Houston George Bush Intcntl
Tue 1/26
8:25 pm-7:00 am
Nonstop17h 35m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$1,088
HoustonSydney
IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith
IAHSYD
Houston George Bush Intcntl
Tue 12/8
8:25 pm-7:00 am
Nonstop17h 35m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$1,201
HoustonSydney
IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith
IAHSYD
Houston George Bush Intcntl
Sat 12/12
3:19 pm-9:00 am
1 stop24h 41m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$1,304
HoustonSydney
IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith
IAHSYD
Houston George Bush Intcntl
Thu 11/5
8:25 pm-7:00 am
Nonstop17h 35m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$1,388
HoustonSydney
IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith
IAHSYD
Houston George Bush Intcntl
Fri 11/6
8:25 pm-7:00 am
Nonstop17h 35m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$1,388
HoustonSydney
IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith
IAHSYD
Houston George Bush Intcntl
Wed 12/9
8:25 pm-7:00 am
Nonstop17h 35m
Sydney Kingsford Smith
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$1,463
HoustonSydney
IAH Houston George Bush Intcntl - SYD Sydney Kingsford Smith
IAHSYD
Houston George Bush Intcntl
Tue 3/9
6:10 pm-9:20 am
1 stop22h 10m
Sydney Kingsford Smith
Thu 3/25
9:20 am-9:00 am
Nonstop15h 40m
$1,730
Showing 1-10 of 23 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 October.
| 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 | |
| Price Accuracy2 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 $1,405). Flying from Houston George Bush Intcntl Airport to Sydney in January is currently the most expensive (average of $2,151). 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 October 30, 2026.
When flying from Houston George Bush Intcntl Airport to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 October 30, 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
Overall
8.0
Crew
8.5
Entertainment
7.4
Comfort
7.9
Food
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Boarding
8.2
Overall
8.0
Crew
8.5
Entertainment
7.4
Comfort
7.9
Food
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Boarding
8.2
Overall
8.0
Crew
8.5
Entertainment
7.4
Comfort
7.9
Food
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Boarding
8.2
Overall
8.0
Crew
8.5
Entertainment
7.4
Comfort
7.9
Food
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
Boarding
8.2
Overall
8.0
Crew
8.5
Entertainment
7.4
Comfort
7.9
Food
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Aug 2026
FLL - IAH
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.
Traveling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsParramatta
Wollongong
Coogee
Manly
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.
Complete your trip
Flights by cabin class
Other flight options
Other flights from George Bush Intcntl
Popular flights
Sydney flight routes
Complete your trip
Complete your trip to Sydney by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from George Bush Intcntl to Sydney by cabin class
Find flights from George Bush Intcntl to Sydney, based on your preferred cabin class, be it economy, premium economy, business, or first class.
George Bush Intcntl and Sydney flights
Browse other George Bush Intcntl and Sydney flight options. Last updated on October 30, 2026.
Other flights from George Bush Intcntl
Browse through other flights departing from George Bush Intcntl. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Sydney
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Top 4 airlines flying from George Bush Intcntl to Sydney
Discover the top 4 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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$203 | Average$371 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$794 | Average$1,043 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$856 | Average$1,871 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,147 | Average$1,569 | FlexibilityNo cancel fee | On-time78% |