$478+ Cheap flights from Houston 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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SYD
Mar 13 — Mar 201
1 adult, Economy
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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
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Cheapest flights from Houston to SydneyExplore the most affordable flight options available from Houston to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
Explore the most affordable flight options available from Houston to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/289:33 am
IAH
- SYD
1 stop30h 57m
Multiple Airlines
Mon 5/111:15 pm
SYD
- IAH
2 stops43h 47m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$869
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/299:33 am
IAH
- SYD
1 stop30h 57m
Multiple Airlines
Tue 5/121:15 pm
SYD
- IAH
2 stops43h 47m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$881
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/299:33 am
IAH
- SYD
1 stop30h 57m
Multiple Airlines
Fri 5/151:15 pm
SYD
- IAH
2 stops43h 47m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$893
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/289:33 am
IAH
- SYD
1 stop30h 57m
Multiple Airlines
Wed 5/131:20 pm
SYD
- IAH
2 stops26h 37m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$898
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 5/29:33 am
IAH
- SYD
1 stop30h 57m
Multiple Airlines
Wed 5/131:20 pm
SYD
- IAH
2 stops43h 42m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$905
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 5/24:49 pm
IAH
- SYD
1 stop23h 41m
Multiple Airlines
Sat 5/161:15 pm
SYD
- IAH
2 stops26h 42m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$907
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/299:33 am
IAH
- SYD
1 stop30h 57m
Multiple Airlines
Wed 5/131:20 pm
SYD
- IAH
2 stops26h 37m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$910
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/289:33 am
IAH
- SYD
1 stop30h 57m
Multiple Airlines
Thu 5/141:15 pm
SYD
- IAH
2 stops26h 42m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$916
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/299:33 am
IAH
- SYD
1 stop30h 57m
Multiple Airlines
Thu 5/141:15 pm
SYD
- IAH
2 stops26h 42m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$928
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 4/66:14 pm
IAH
- SYD
1 stop22h 16m
Multiple Airlines
Mon 4/271:15 pm
SYD
- IAH
2 stops43h 47m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$940
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 5/64:49 pm
IAH
- SYD
1 stop23h 41m
Multiple Airlines
Thu 5/211:15 pm
SYD
- IAH
2 stops26h 42m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$942
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/279:33 am
IAH
- SYD
1 stop30h 57m
Multiple Airlines
Sat 5/161:15 pm
SYD
- IAH
2 stops26h 42m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$947
Best flights from Houston to SydneyDiscover carefully curated flight deals from Houston to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
Discover carefully curated flight deals from Houston to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
This Air New Zealand deal was found by Cheapflights users on 2/10. 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 New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/49:55 pm
IAH
- SYD
1 stop19h 50m
Air New Zealand
Wed 5/1311:55 am
SYD
- IAH
1 stop19h 30m
Air New Zealand
Deal found 2/10![Air New Zealand logo]()
$1,104
This Orbitz deal was found by Cheapflights users on 2/11. 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.
Sun 2/228:23 pm
IAH
- SYD
2 stops44h 12m
Air Canada
Thu 2/2611:20 am
SYD
- IAH
2 stops29h 39m
Air Canada
Deal found 2/11![Air Canada logo]()
$1,358
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/144:04 pm
IAH
- SYD
1 stop23h 21m
Multiple Airlines
Sat 3/215:45 pm
SYD
- IAH
1 stop39h 22m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$1,384
This United Airlines deal was found by Cheapflights users on 2/8. 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 3/119:30 pm
IAH
- SYD
Nonstop17h 30m
United Airlines
Tue 3/2411:50 am
SYD
- IAH
Nonstop15h 35m
United Airlines
Deal found 2/8![United Airlines logo]()
$1,455
This American Airlines deal was found by Cheapflights users on 2/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/234:15 pm
HOU
- SYD
2 stops23h 50m
American Airlines
Tue 7/149:10 am
SYD
- HOU
2 stops21h 35m
American Airlines
Deal found 2/7![American Airlines logo]()
$1,456
This Delta deal was found by Cheapflights users on 2/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:25 am
HOU
- SYD
2 stops32h 25m
Delta
Tue 3/109:40 am
SYD
- HOU
2 stops29h 02m
Delta
Deal found 2/9![Delta logo]()
$1,474
This oojo deal was found by Cheapflights users on 2/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/119:05 pm
IAH
- SYD
1 stop19h 40m
Air New Zealand
Tue 3/2410:25 am
SYD
- IAH
1 stop22h 51m
Air New Zealand
Deal found 2/11![Air New Zealand logo]()
$1,208
This Air New Zealand deal was found by Cheapflights users on 2/10. 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 New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/14:31 pm
IAH
- SYD
2 stops25h 14m
Air New Zealand
Sat 5/911:55 am
SYD
- IAH
1 stop19h 30m
Air New Zealand
Deal found 2/10![Air New Zealand logo]()
$1,209
This Alaska Airlines deal was found by Cheapflights users on 2/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:18 pm
IAH
- SYD
2 stops33h 32m
Multiple Airlines
Thu 5/148:45 pm
SYD
- IAH
2 stops31h 48m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$1,429
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/119:30 pm
IAH
- SYD
Nonstop17h 30m
United Airlines
Wed 3/1811:50 am
SYD
- IAH
Nonstop15h 35m
United Airlines
Deal found 2/9![United Airlines logo]()
$1,455
This American Airlines deal was found by Cheapflights users on 2/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:23 pm
HOU
- SYD
2 stops21h 42m
American Airlines
Tue 6/1612:00 pm
SYD
- HOU
1 stop18h 45m
American Airlines
Deal found 2/7![American Airlines logo]()
$1,457
This Delta deal was found by Cheapflights users on 2/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:16 pm
HOU
- SYD
2 stops26h 34m
Delta
Tue 6/169:15 am
SYD
- HOU
2 stops39h 05m
Delta
Deal found 2/7![Delta logo]()
$1,474
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/18:25 pm
IAH
- SYD
Nonstop17h 35m
United Airlines
Mon 3/911:50 am
SYD
- IAH
Nonstop15h 35m
United Airlines
Deal found 2/9![United Airlines logo]()
$1,455
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/54:18 pm
HOU
- SYD
1 stop23h 37m
American Airlines
Wed 6/39:10 am
SYD
- HOU
2 stops23h 59m
American Airlines
Deal found 2/10![American Airlines logo]()
$1,458
This KAYAK deal was found by Cheapflights users on 2/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/199:05 pm
IAH
- SYD
1 stop21h 25m
Air New Zealand
Wed 4/110:30 am
SYD
- IAH
1 stop19h 07m
Air New Zealand
Deal found 2/10![Air New Zealand logo]()
$1,330
This Delta deal was found by Cheapflights users on 2/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/410:46 am
HOU
- SYD
2 stops29h 04m
Delta
Wed 5/139:15 am
SYD
- HOU
2 stops28h 53m
Delta
Deal found 2/8![Delta logo]()
$1,474
This United Airlines deal was found by Cheapflights users on 2/8. 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 3/99:30 pm
IAH
- SYD
Nonstop17h 30m
United Airlines
Tue 3/1711:50 am
SYD
- IAH
Nonstop15h 35m
United Airlines
Deal found 2/8![United Airlines logo]()
$1,455
This Delta deal was found by Cheapflights users on 2/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/221:06 pm
HOU
- SYD
2 stops24h 44m
Delta
Sun 3/810:40 am
SYD
- HOU
2 stops28h 02m
Delta
Deal found 2/11![Delta logo]()
$1,475
This American Airlines deal was found by Cheapflights users on 2/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:22 pm
HOU
- SYD
1 stop19h 33m
American Airlines
Fri 7/1012:00 pm
SYD
- HOU
1 stop18h 45m
American Airlines
Deal found 2/7![American Airlines logo]()
$1,504
This Delta deal was found by Cheapflights users on 2/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:00 am
HOU
- SYD
2 stops33h 25m
Delta
Tue 3/249:40 am
SYD
- HOU
2 stops29h 02m
Delta
Deal found 2/11![Delta logo]()
$1,475
Last-minute flights from Houston to SydneyDiscover last-minute flight deals from Houston to Sydney. Data last updated February 11, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Sydney. Data last updated February 11, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 2/157:23 pm
IAH
- SYD
1 stop43h 02m
Multiple Airlines
Sat 3/72:00 pm
SYD
- IAH
2 stops27h 30m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$1,036
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 2/157:23 pm
IAH
- SYD
1 stop43h 02m
Multiple Airlines
Mon 3/92:00 pm
SYD
- IAH
2 stops26h 30m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$1,054
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 2/174:34 pm
IAH
- SYD
1 stop21h 51m
Multiple Airlines
Tue 3/102:00 pm
SYD
- IAH
2 stops26h 30m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$1,008
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 2/174:34 pm
IAH
- SYD
1 stop21h 51m
Multiple Airlines
Sun 3/82:00 pm
SYD
- IAH
2 stops43h 07m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$1,027
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 2/217:23 pm
IAH
- SYD
1 stop43h 02m
Multiple Airlines
Sun 3/82:00 pm
SYD
- IAH
2 stops43h 07m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$1,001
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 2/227:23 pm
IAH
- SYD
1 stop43h 02m
Multiple Airlines
Sun 3/82:00 pm
SYD
- IAH
2 stops26h 30m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$1,068
This Mytrip deal was found by Cheapflights users on 2/9. 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.
Sun 3/14:34 pm
IAH
- SYD
2 stops27h 01m
Multiple Airlines
Mon 3/92:00 pm
SYD
- IAH
2 stops26h 30m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$1,012
This Delta deal was found by Cheapflights users on 2/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:25 am
HOU
- SYD
2 stops32h 25m
Delta
Tue 3/109:40 am
SYD
- HOU
2 stops29h 02m
Delta
Deal found 2/9![Delta logo]()
$1,474
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/114:34 pm
IAH
- SYD
1 stop22h 51m
Multiple Airlines
Tue 3/172:00 pm
SYD
- IAH
2 stops26h 11m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,072
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/124:04 pm
IAH
- SYD
1 stop23h 21m
Multiple Airlines
Tue 3/172:00 pm
SYD
- IAH
2 stops26h 11m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$994
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/124:04 pm
IAH
- SYD
1 stop23h 21m
Multiple Airlines
Wed 3/182:00 pm
SYD
- IAH
2 stops26h 11m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,039
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/144:04 pm
IAH
- SYD
1 stop23h 21m
Multiple Airlines
Tue 3/172:00 pm
SYD
- IAH
2 stops26h 11m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,028
One-way flights from Houston to SydneySearch for one-way flight options from Houston to Sydney. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
Search for one-way flight options from Houston to Sydney. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/254:22 pm
IAH
- SYD
2 stops28h 13m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$478
This Trip.com deal was found by Cheapflights users on 2/8. 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.
Fri 2/274:34 pm
IAH
- SYD
2 stops27h 01m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$484
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/116:02 pm
IAH
- SYD
2 stops26h 33m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$490
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/126:02 pm
IAH
- SYD
2 stops26h 33m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$496
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/109:18 pm
IAH
- SYD
3 stops47h 17m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$506
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:19 pm
HOU
- SYD
2 stops23h 46m
American Airlines
Deal found 2/10![American Airlines logo]()
$910
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/104:20 pm
HOU
- SYD
2 stops24h 40m
American Airlines
Deal found 2/8![American Airlines logo]()
$943
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1512:18 pm
HOU
- SYD
1 stop26h 37m
American Airlines
Deal found 2/10![American Airlines logo]()
$944
This Cathay Pacific deal was found by Cheapflights users on 2/8. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/278:20 pm
HOU
- SYD
2 stops46h 40m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,083
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2712:18 pm
HOU
- SYD
1 stop25h 37m
American Airlines
Deal found 2/8![American Airlines logo]()
$1,106
This FlightHub deal was found by Cheapflights users on 2/7. 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 6/28:22 pm
HOU
- SYD
1 stop19h 33m
Qantas Airways
Deal found 2/7![Qantas Airways logo]()
$1,163
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/1012:18 pm
HOU
- SYD
3 stops38h 32m
Iberia
Deal found 2/8![Iberia logo]()
$1,378
Find flight deals from Houston to Sydney
Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 February 11, 2026.
Round-trip from | $869 (Kiwi.com) |
|---|---|
One-way from | $478 (Kiwi.com) |
Popular in | January |
Cheapest in | March |
Average price | $1,444 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston 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 February 11, 2026.
Use the filters below to find and compare flights from Houston to Sydney that are best for you.
Fly from
Houston
Fly to
Sydney
Route
Depart
Return
Price
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Mon 5/4
9:55 pm-8:45 am
1 stop19h 50m
Sydney Kingsford Smith
Wed 5/13
11:55 am-4:25 pm
1 stop19h 30m
$1,104
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Wed 3/11
9:05 pm-8:45 am
1 stop19h 40m
Sydney Kingsford Smith
Tue 3/24
10:25 am-5:16 pm
1 stop22h 51m
$1,208
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Fri 5/1
4:31 pm-8:45 am
2 stops25h 14m
Sydney Kingsford Smith
Sat 5/9
11:55 am-4:25 pm
1 stop19h 30m
$1,209
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Thu 3/19
9:05 pm-10:30 am
1 stop21h 25m
Sydney Kingsford Smith
Wed 4/1
10:30 am-1:37 pm
1 stop19h 07m
$1,330
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Sun 2/22
8:23 pm-9:35 am
2 stops44h 12m
Sydney Kingsford Smith
Thu 2/26
11:20 am-11:59 pm
2 stops29h 39m
$1,358
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Sat 3/14
4:04 pm-7:25 am
1 stop23h 21m
Sydney Kingsford Smith
Sat 3/21
5:45 pm-5:07 pm
1 stop39h 22m
$1,384
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Tue 4/28
6:18 pm-6:50 pm
2 stops33h 32m
Sydney Kingsford Smith
Thu 5/14
8:45 pm-1:33 pm
2 stops31h 48m
$1,429
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Wed 3/11
9:30 pm-7:00 am
Nonstop17h 30m
Sydney Kingsford Smith
Tue 3/24
11:50 am-11:25 am
Nonstop15h 35m
$1,455
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Wed 3/11
9:30 pm-7:00 am
Nonstop17h 30m
Sydney Kingsford Smith
Wed 3/18
11:50 am-11:25 am
Nonstop15h 35m
$1,455
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Sun 3/1
8:25 pm-7:00 am
Nonstop17h 35m
Sydney Kingsford Smith
Mon 3/9
11:50 am-11:25 am
Nonstop15h 35m
$1,455
Showing 1-10 of 35 results
Best time to book a flight from Houston to Sydney
Have a flexible travel schedule? Discover the best time to fly to Sydney from Houston with our price prediction graph.
HO1-SYD
IAH-SYD
HOU-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 to Sydney
HO1-SYD
IAH-SYD
HOU-SYD
How far ahead should I book a flight from Houston to Sydney?
Use this chart to determine the optimal time to book a round-trip flight from Houston to Sydney. Price data was last updated on February 6, 2026.
Booking 54 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Houston to Sydney?
Currently, May is the cheapest month in which you can book a flight from Houston to Sydney (average of $199). Flying from Houston to Sydney in January is currently the most expensive (average of $847). 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 HOU to SYD?
Find hourly flight availability from Houston 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 February 11, 2026.
When flying from Houston 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.
How much does it cost to fly round-trip from Houston to Sydney?
The best insider tips for Houston 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 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 February 11, 2026.
Read reviews from past customers who have flown Air New Zealand, Delta, and Qantas Airways from Houston to Sydney. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.2
Comfort
8.0
Food
7.4
Overall
8.0
Crew
8.5
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentDavid,Jan 2026
AKL - IAH
Boarding
8.2
Comfort
8.0
Food
7.4
Overall
8.0
Crew
8.5
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentDavid,Jan 2026
AKL - IAH
Boarding
8.2
Comfort
8.0
Food
7.4
Overall
8.0
Crew
8.5
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentDavid,Jan 2026
AKL - IAH
Boarding
8.2
Comfort
8.0
Food
7.4
Overall
8.0
Crew
8.5
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentDavid,Jan 2026
AKL - IAH
Boarding
8.2
Comfort
8.0
Food
7.4
Overall
8.0
Crew
8.5
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentDavid,Jan 2026
AKL - IAH
Boarding
8.2
Comfort
8.0
Food
7.4
Overall
8.0
Crew
8.5
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentDavid,Jan 2026
AKL - IAH
Related info for your journey
Find useful and relevant information for your journey from Houston 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
Manly
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Complete your trip
Complete your trip to Sydney by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Houston to Sydney by cabin class
Find flights from Houston to Sydney, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Houston and Sydney flights
Browse other Houston and Sydney flight options. Last updated on February 11, 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 February 11, 2026.
Top 7 airlines flying from Houston to Sydney
Discover the top 7 airlines that operate flights from Houston 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 February 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$337 | Average$948 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$447 | Average$1,146 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$817 | Average$848 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$839 | Average$1,713 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$961 | Average$1,332 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$971 | Average$1,162 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$997 | Average$1,202 | FlexibilityNo cancel fee | On-time67% |