$457+ Cheap flights from Houston to Australia
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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SYD
Mar 27 — Apr 31
1 adult, Economy
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Cheapest flights from Houston to AustraliaExplore the most affordable flight options available from Houston to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 25, 2026.
Explore the most affordable flight options available from Houston to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 25, 2026.
This Trip.com deal was found by Cheapflights users on 2/23. 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 3/254:22 pm
IAH
- MEL
2 stops28h 03m
Multiple Airlines
Wed 4/12:25 pm
MEL
- IAH
2 stops25h 46m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$896
This Trip.com deal was found by Cheapflights users on 2/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/174:22 pm
IAH
- SYD
2 stops28h 13m
Multiple Airlines
Tue 4/71:15 pm
SYD
- IAH
2 stops25h 56m
Multiple Airlines
Deal found 2/25![Multiple Airlines logo]()
$901
This Trip.com deal was found by Cheapflights users on 2/24. 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.
Thu 4/234:35 pm
IAH
- SYD
2 stops28h 15m
Multiple Airlines
Sun 5/31:15 pm
SYD
- IAH
2 stops26h 20m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$906
This Trip.com deal was found by Cheapflights users on 2/23. 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 3/314:22 pm
IAH
- MEL
2 stops28h 38m
Multiple Airlines
Mon 4/201:30 pm
MEL
- IAH
2 stops26h 05m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$917
This Trip.com deal was found by Cheapflights users on 2/24. 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 3/114:34 pm
IAH
- MEL
2 stops27h 51m
Multiple Airlines
Wed 3/251:45 pm
MEL
- IAH
2 stops26h 26m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$969
This Trip.com deal was found by Cheapflights users on 2/24. 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.
Sat 3/144:04 pm
IAH
- MEL
2 stops28h 21m
Multiple Airlines
Wed 3/251:45 pm
MEL
- IAH
2 stops26h 26m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$970
This Trip.com deal was found by Cheapflights users on 2/23. 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.
Mon 3/234:04 pm
IAH
- SYD
2 stops28h 31m
Multiple Airlines
Mon 3/306:00 am
SYD
- IAH
2 stops33h 54m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$972
This CrystalTravel deal was found by Cheapflights users on 2/24. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/39:55 pm
IAH
- SYD
1 stop21h 45m
Air New Zealand
Mon 8/1711:55 am
SYD
- IAH
1 stop19h 30m
Air New Zealand
Deal found 2/24![Air New Zealand logo]()
$1,008
This Trip.com deal was found by Cheapflights users on 2/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:35 pm
IAH
- SYD
2 stops28h 15m
Multiple Airlines
Sun 4/261:15 pm
SYD
- IAH
2 stops26h 20m
Multiple Airlines
Deal found 2/25![Multiple Airlines logo]()
$1,009
This CrystalTravel deal was found by Cheapflights users on 2/22. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/19:55 pm
IAH
- SYD
1 stop19h 50m
Air New Zealand
Mon 8/39:55 am
SYD
- IAH
1 stop21h 30m
Air New Zealand
Deal found 2/22![Air New Zealand logo]()
$1,011
This CrystalTravel deal was found by Cheapflights users on 2/22. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/284:30 pm
IAH
- SYD
2 stops25h 15m
Air New Zealand
Mon 5/1111:55 am
SYD
- IAH
1 stop19h 30m
Air New Zealand
Deal found 2/22![Air New Zealand logo]()
$1,015
This CrystalTravel deal was found by Cheapflights users on 2/22. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/34:25 pm
IAH
- SYD
2 stops27h 15m
Air New Zealand
Mon 8/109:55 am
SYD
- IAH
1 stop21h 30m
Air New Zealand
Deal found 2/22![Air New Zealand logo]()
$1,016
Best flights from Houston to AustraliaDiscover carefully curated flight deals from Houston to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 25, 2026.
Discover carefully curated flight deals from Houston to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 25, 2026.
This oojo deal was found by Cheapflights users on 2/21. 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.
Mon 4/610:02 pm
IAH
- MEL
2 stops56h 33m
Air New Zealand
Mon 4/206:55 pm
MEL
- IAH
2 stops40h 41m
Air New Zealand
Deal found 2/21![Air New Zealand logo]()
$1,123
This American Airlines deal was found by Cheapflights users on 2/24. 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.
Thu 4/912:42 pm
HOU
- BNE
2 stops25h 18m
American Airlines
Thu 4/167:40 am
BNE
- HOU
2 stops23h 08m
American Airlines
Deal found 2/24![American Airlines logo]()
$1,293
This Air Canada deal was found by Cheapflights users on 2/23. 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.
Tue 5/2612:00 pm
IAH
- MEL
3 stops32h 05m
Air Canada
Mon 6/18:40 pm
MEL
- IAH
2 stops34h 04m
Air Canada
Deal found 2/23![Air Canada logo]()
$1,355
This United Airlines deal was found by Cheapflights users on 2/21. 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 3/103:16 pm
IAH
- SYD
1 stop25h 59m
United Airlines
Tue 3/2411:50 am
SYD
- IAH
Nonstop15h 35m
United Airlines
Deal found 2/21![United Airlines logo]()
$1,460
This Delta deal was found by Cheapflights users on 2/21. 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 4/76:00 am
HOU
- SYD
2 stops33h 50m
Delta
Tue 4/149:15 am
SYD
- HOU
2 stops28h 53m
Delta
Deal found 2/21![Delta logo]()
$1,475
This CheapOair deal was found by Cheapflights users on 2/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/110:08 am
IAH
- MEL
3 stops33h 57m
Multiple Airlines
Wed 4/156:00 am
MEL
- IAH
3 stops30h 35m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$1,524
This BusinessClass deal was found by Cheapflights users on 2/23. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:01 am
HOU
- PER
2 stops51h 39m
Cathay Pacific
Mon 5/1112:10 am
PER
- HOU
2 stops46h 16m
Cathay Pacific
Deal found 2/23![Cathay Pacific logo]()
$1,832
This Malaysia Airlines deal was found by Cheapflights users on 2/22. 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 Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:40 pm
IAH
- PER
2 stops41h 30m
Malaysia Airlines
Thu 5/213:50 pm
PER
- IAH
2 stops37h 50m
Malaysia Airlines
Deal found 2/22![Malaysia Airlines logo]()
$1,896
This Qantas Airways deal was found by Cheapflights users on 2/24. 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 8/68:25 pm
HOU
- AVV
2 stops26h 45m
Qantas Airways
Wed 8/196:00 am
AVV
- HOU
2 stops24h 50m
Qantas Airways
Deal found 2/24![Qantas Airways logo]()
$2,098
This KLM deal was found by Cheapflights users on 2/22. 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.
Tue 4/73:20 pm
IAH
- PER
3 stops45h 00m
KLM
Tue 4/289:00 pm
PER
- IAH
3 stops53h 15m
KLM
Deal found 2/22![KLM logo]()
$2,415
This eDestinos deal was found by Cheapflights users on 2/21. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:55 pm
IAH
- PER
1 stop29h 05m
Air New Zealand
Sun 8/307:50 pm
PER
- IAH
1 stop33h 35m
Air New Zealand
Deal found 2/21![Air New Zealand logo]()
$1,225
This American Airlines deal was found by Cheapflights users on 2/24. 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 4/1012:42 pm
HOU
- BNE
2 stops25h 18m
American Airlines
Fri 4/177:40 am
BNE
- HOU
2 stops23h 08m
American Airlines
Deal found 2/24![American Airlines logo]()
$1,293
This United Airlines deal was found by Cheapflights users on 2/24. 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 3/116:10 pm
IAH
- SYD
1 stop23h 05m
United Airlines
Wed 3/2511:50 am
SYD
- IAH
Nonstop15h 35m
United Airlines
Deal found 2/24![United Airlines logo]()
$1,461
This Delta deal was found by Cheapflights users on 2/21. 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 4/72:13 pm
HOU
- SYD
2 stops25h 37m
Delta
Tue 4/219:15 am
SYD
- HOU
2 stops28h 52m
Delta
Deal found 2/21![Delta logo]()
$1,475
This oojo deal was found by Cheapflights users on 2/23. 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.
Tue 5/54:31 pm
IAH
- PER
2 stops40h 44m
Air New Zealand
Wed 5/2011:45 pm
PER
- IAH
2 stops29h 40m
Air New Zealand
Deal found 2/23![Air New Zealand logo]()
$1,342
This United Airlines deal was found by Cheapflights users on 2/24. 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 3/114:25 pm
IAH
- MEL
1 stop24h 05m
United Airlines
Wed 3/2510:30 am
MEL
- IAH
1 stop20h 38m
United Airlines
Deal found 2/24![United Airlines logo]()
$1,463
This Delta deal was found by Cheapflights users on 2/21. 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 3/1512:41 pm
IAH
- SYD
2 stops25h 24m
Delta
Tue 3/241:15 pm
SYD
- IAH
2 stops24h 21m
Delta
Deal found 2/21![Delta logo]()
$1,475
This Singapore Airlines deal was found by Cheapflights users on 2/22. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/84:08 pm
IAH
- PER
2 stops31h 22m
Multiple Airlines
Thu 5/211:10 am
PER
- IAH
3 stops35h 45m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$1,677
This British Airways deal was found by Cheapflights users on 2/23. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:16 pm
IAH
- SYD
3 stops45h 39m
British Airways
Tue 3/174:20 pm
SYD
- IAH
3 stops47h 33m
British Airways
Deal found 2/23![British Airways logo]()
$3,452
This Expedia deal was found by Cheapflights users on 2/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/92:54 pm
IAH
- SYD
2 stops26h 51m
Air New Zealand
Tue 6/3011:55 am
SYD
- IAH
2 stops23h 54m
Air New Zealand
Deal found 2/21![Air New Zealand logo]()
$1,427
This United Airlines deal was found by Cheapflights users on 2/24. 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 4/112:48 pm
IAH
- MEL
2 stops27h 42m
United Airlines
Wed 4/1510:55 am
MEL
- IAH
1 stop22h 46m
United Airlines
Deal found 2/24![United Airlines logo]()
$1,468
This Delta deal was found by Cheapflights users on 2/21. 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 3/102:09 pm
IAH
- SYD
2 stops25h 21m
Delta
Tue 3/249:40 am
SYD
- IAH
2 stops24h 48m
Delta
Deal found 2/21![Delta logo]()
$1,475
This American Airlines deal was found by Cheapflights users on 2/24. 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 4/712:42 pm
HOU
- MEL
2 stops27h 03m
American Airlines
Thu 4/239:45 am
MEL
- HOU
2 stops25h 06m
American Airlines
Deal found 2/24![American Airlines logo]()
$1,657
This Delta deal was found by Cheapflights users on 2/23. 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 3/115:25 am
IAH
- SYD
2 stops34h 00m
Delta
Tue 3/249:40 am
SYD
- IAH
2 stops30h 19m
Delta
Deal found 2/23![Delta logo]()
$1,475
This United Airlines deal was found by Cheapflights users on 2/21. 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 3/149:50 pm
IAH
- SYD
1 stop42h 15m
United Airlines
Wed 3/2511:50 am
SYD
- IAH
Nonstop15h 35m
United Airlines
Deal found 2/21![United Airlines logo]()
$1,477
This Singapore Airlines deal was found by Cheapflights users on 2/23. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:38 pm
IAH
- PER
3 stops37h 02m
Multiple Airlines
Wed 5/201:45 pm
PER
- IAH
2 stops38h 28m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$1,817
This American Airlines deal was found by Cheapflights users on 2/24. 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 4/109:57 am
HOU
- MEL
1 stop28h 03m
American Airlines
Fri 4/171:35 pm
MEL
- HOU
1 stop21h 16m
American Airlines
Deal found 2/24![American Airlines logo]()
$1,702
This Qantas Airways deal was found by Cheapflights users on 2/24. 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 8/68:25 pm
HOU
- AVV
2 stops26h 45m
Qantas Airways
Sun 8/236:00 am
AVV
- HOU
2 stops24h 50m
Qantas Airways
Deal found 2/24![Qantas Airways logo]()
$2,098
This Delta deal was found by Cheapflights users on 2/23. 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 4/86:00 am
HOU
- MEL
2 stops34h 50m
Delta
Wed 4/1510:00 am
MEL
- HOU
2 stops38h 58m
Delta
Deal found 2/23![Delta logo]()
$1,485
This United Airlines deal was found by Cheapflights users on 2/23. 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
Sat 3/2111:50 am
SYD
- IAH
Nonstop15h 35m
United Airlines
Deal found 2/23![United Airlines logo]()
$1,506
Last-minute flights from Houston to AustraliaDiscover last-minute flight deals from Houston to Australia. Data last updated February 25, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Australia. Data last updated February 25, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 2/24. 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 stops36h 31m
Multiple Airlines
Fri 3/62:00 pm
SYD
- IAH
2 stops27h 30m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$1,176
This Trip.com deal was found by Cheapflights users on 2/22. 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.
Sun 3/14:34 pm
IAH
- SYD
2 stops27h 01m
Multiple Airlines
Sun 3/86:00 am
SYD
- IAH
2 stops34h 30m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$1,163
This Trip.com deal was found by Cheapflights users on 2/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/34:34 pm
IAH
- SYD
2 stops27h 01m
Multiple Airlines
Tue 4/71:15 pm
SYD
- IAH
2 stops25h 56m
Multiple Airlines
Deal found 2/25![Multiple Airlines logo]()
$1,174
This Trip.com deal was found by Cheapflights users on 2/24. 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.
Mon 3/94:34 pm
IAH
- SYD
2 stops28h 01m
Multiple Airlines
Tue 3/176:00 am
SYD
- IAH
2 stops34h 11m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$1,169
This Trip.com deal was found by Cheapflights users on 2/22. 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 3/104:34 pm
IAH
- SYD
2 stops28h 01m
Multiple Airlines
Tue 4/211:15 pm
SYD
- IAH
2 stops26h 20m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$1,064
This Trip.com deal was found by Cheapflights users on 2/24. 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 3/114:34 pm
IAH
- MEL
2 stops27h 51m
Multiple Airlines
Wed 3/251:45 pm
MEL
- IAH
2 stops26h 26m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$969
This Trip.com deal was found by Cheapflights users on 2/23. 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.
Thu 3/124:04 pm
IAH
- MEL
2 stops28h 21m
Multiple Airlines
Tue 3/171:45 pm
MEL
- IAH
2 stops26h 26m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$1,091
This Trip.com deal was found by Cheapflights users on 2/24. 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.
Sat 3/144:04 pm
IAH
- MEL
2 stops28h 21m
Multiple Airlines
Wed 3/251:45 pm
MEL
- IAH
2 stops26h 26m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$970
This Trip.com deal was found by Cheapflights users on 2/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/174:22 pm
IAH
- SYD
2 stops28h 13m
Multiple Airlines
Tue 4/71:15 pm
SYD
- IAH
2 stops25h 56m
Multiple Airlines
Deal found 2/25![Multiple Airlines logo]()
$901
This Trip.com deal was found by Cheapflights users on 2/23. 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.
Mon 3/234:04 pm
IAH
- SYD
2 stops28h 31m
Multiple Airlines
Mon 3/306:00 am
SYD
- IAH
2 stops33h 54m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$972
This Trip.com deal was found by Cheapflights users on 2/23. 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 3/254:22 pm
IAH
- MEL
2 stops28h 03m
Multiple Airlines
Wed 4/12:25 pm
MEL
- IAH
2 stops25h 46m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$896
This Trip.com deal was found by Cheapflights users on 2/23. 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 3/314:22 pm
IAH
- MEL
2 stops28h 38m
Multiple Airlines
Mon 4/201:30 pm
MEL
- IAH
2 stops26h 05m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$917
One-way flights from Houston to AustraliaSearch for one-way flight options from Houston to Australia. Find affordable one-way fares based on user searches. Data last updated February 25, 2026.
Search for one-way flight options from Houston to Australia. Find affordable one-way fares based on user searches. Data last updated February 25, 2026.
This Trip.com deal was found by Cheapflights users on 2/23. 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.
Sun 5/109:33 am
IAH
- SYD
2 stops45h 37m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$457
This Trip.com deal was found by Cheapflights users on 2/21. 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.
Mon 4/64:04 pm
IAH
- SYD
2 stops28h 46m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$483
This Kiwi.com deal was found by Cheapflights users on 2/22. 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 4/294:35 pm
IAH
- SYD
1 stop23h 55m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$486
This Kiwi.com deal was found by Cheapflights users on 2/24. 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 3/274:04 pm
IAH
- SYD
2 stops28h 46m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$493
This Trip.com deal was found by Cheapflights users on 2/25. 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 Trip.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 stops36h 03m
Multiple Airlines
Deal found 2/25![Multiple Airlines logo]()
$503
This Kiwi.com deal was found by Cheapflights users on 2/23. 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 6/89:33 pm
IAH
- MEL
3 stops47h 27m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$511
This oojo deal was found by Cheapflights users on 2/23. 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.
Tue 3/34:36 pm
IAH
- MEL
2 stops33h 09m
Fiji Airways
Deal found 2/23![Fiji Airways logo]()
$549
This Kiwi.com deal was found by Cheapflights users on 2/24. 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
- PER
3 stops45h 28m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$591
This Kiwi.com deal was found by Cheapflights users on 2/23. 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 4/2310:38 am
IAH
- PER
3 stops57h 17m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$610
This Delta deal was found by Cheapflights users on 2/23. 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 5/106:00 am
HOU
- SYD
2 stops33h 50m
Delta
Deal found 2/23![Delta logo]()
$854
This American Airlines deal was found by Cheapflights users on 2/21. 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.
Mon 4/64:20 pm
HOU
- SYD
2 stops23h 45m
American Airlines
Deal found 2/21![American Airlines logo]()
$943
This American Airlines deal was found by Cheapflights users on 2/22. 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 3/294:20 pm
HOU
- SYD
2 stops23h 10m
American Airlines
Deal found 2/22![American Airlines logo]()
$950
Find flight deals from Houston to Australia
Keep the following information in mind while searching for Houston to Australia flight deals. Data was last updated February 25, 2026.
Round-trip from | $896 (Trip.com) |
|---|---|
One-way from | $457 (Trip.com) |
Popular in | January |
Cheapest in | March |
Average price | $1,446 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston to Australia 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 25, 2026.
Use the filters below to find and compare flights from Houston to Australia that are best for you.
Fly from
Fly to
Route
Depart
Return
HoustonMelbourne
IAH - MEL
IAHMEL
Houston George Bush Intcntl
Mon 4/6
10:02 pm-9:35 pm
2 stops56h 33m
Melbourne
Mon 4/20
6:55 pm-8:36 pm
2 stops40h 41m
$1,123
HoustonPerth
IAH - PER
IAHPER
Houston George Bush Intcntl
Mon 8/17
9:55 pm-4:00 pm
1 stop29h 05m
Perth
Sun 8/30
7:50 pm-4:25 pm
1 stop33h 35m
$1,225
HoustonBrisbane
HOU - BNE
HOUBNE
Houston Hobby
Thu 4/9
12:42 pm-5:00 am
2 stops25h 18m
Brisbane
Thu 4/16
7:40 am-3:48 pm
2 stops23h 08m
$1,293
HoustonBrisbane
HOU - BNE
HOUBNE
Houston Hobby
Fri 4/10
12:42 pm-5:00 am
2 stops25h 18m
Brisbane
Fri 4/17
7:40 am-3:48 pm
2 stops23h 08m
$1,293
HoustonPerth
IAH - PER
IAHPER
Houston George Bush Intcntl
Tue 5/5
4:31 pm-10:15 pm
2 stops40h 44m
Perth
Wed 5/20
11:45 pm-4:25 pm
2 stops29h 40m
$1,342
HoustonMelbourne
IAH - MEL
IAHMEL
Houston George Bush Intcntl
Tue 5/26
12:00 pm-11:05 am
3 stops32h 05m
Melbourne
Mon 6/1
8:40 pm-3:44 pm
2 stops34h 04m
$1,355
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Tue 6/9
2:54 pm-8:45 am
2 stops26h 51m
Sydney Kingsford Smith
Tue 6/30
11:55 am-8:49 pm
2 stops23h 54m
$1,427
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Tue 3/10
3:16 pm-9:15 am
1 stop25h 59m
Sydney Kingsford Smith
Tue 3/24
11:50 am-11:25 am
Nonstop15h 35m
$1,460
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Wed 3/11
6:10 pm-9:15 am
1 stop23h 05m
Sydney Kingsford Smith
Wed 3/25
11:50 am-11:25 am
Nonstop15h 35m
$1,461
HoustonMelbourne
IAH - MEL
IAHMEL
Houston George Bush Intcntl
Wed 3/11
4:25 pm-8:30 am
1 stop24h 05m
Melbourne
Wed 3/25
10:30 am-3:08 pm
1 stop20h 38m
$1,463
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Houston to Australia
Have a flexible travel schedule? Discover the best time to fly to Australia from Houston with our price prediction graph.
IAH-MEL
IAH-SYD
HOU-SYD
HOU-BNE
IAH-PER
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 Australia
HO1-AU0
IAH-MEL
IAH-SYD
HOU-SYD
HOU-BNE
What is the cheapest month to book a flight from Houston to Australia?
Currently, May is the cheapest month in which you can book a flight from Houston to Australia (average of $231). Flying from Houston to Australia 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 AU?
Find hourly flight availability from Houston to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 25, 2026.
When flying from Houston to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Reviews of airlines servicing Australia
Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated February 25, 2026.
Peruse reviews from past customers who have flown with Fiji Airways, Air New Zealand, and Qantas Airways from Houston to Australia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.5
Overall
8.0
Food
7.5
Reviews
1 / 18
10.0
ExcellentAnonymous,Feb 2026
SFO - NAN
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.5
Overall
8.0
Food
7.5
Reviews
1 / 18
10.0
ExcellentAnonymous,Feb 2026
SFO - NAN
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.5
Overall
8.0
Food
7.5
Reviews
1 / 18
10.0
ExcellentAnonymous,Feb 2026
SFO - NAN
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.5
Overall
8.0
Food
7.5
Reviews
1 / 18
10.0
ExcellentAnonymous,Feb 2026
SFO - NAN
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.5
Overall
8.0
Food
7.5
Reviews
1 / 18
10.0
ExcellentAnonymous,Feb 2026
SFO - NAN
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.5
Overall
8.0
Food
7.5
Reviews
1 / 18
10.0
ExcellentAnonymous,Feb 2026
SFO - NAN
Related info for your journey
Find useful and relevant information for your journey from Houston to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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.
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Alternative routes for Houston to Australia
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Australia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Houston to Australia by cabin class
Find flights from Houston to Australia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Houston and Australia flights
Browse other Houston and Australia flight options. Last updated on February 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Australia regions
Consider these flights traveling to Australia regions.
Top 7 airlines flying from Houston to Australia
Discover the top 7 airlines that operate flights from Houston to Australia. 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 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$337 | Average$948 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$447 | Average$1,156 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$714 | Average$1,204 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$750 | Average$1,175 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$815 | Average$848 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$830 | Average$1,359 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$839 | Average$1,627 | FlexibilityNo cancel fee | On-time69% |