$541+ 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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SYD
Jun 11 — Jun 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Houston to Australia 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.Cheap flight deals from Houston to Australia
Cheapest
Best
Last-minute
One-way
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 May 12, 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 May 12, 2026.
This Delta deal was found by Cheapflights users on 5/8. 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.
Wed 7/294:14 pm
IAH
- SYD
1 stop23h 36m
Delta
Wed 8/59:15 am
SYD
- IAH
1 stop20h 54m
Delta
Deal found 5/8![Delta logo]()
$1,010
This Delta deal was found by Cheapflights users on 5/8. 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.
Sun 7/264:14 pm
IAH
- SYD
1 stop23h 36m
Delta
Wed 8/59:15 am
SYD
- IAH
1 stop20h 54m
Delta
Deal found 5/8![Delta logo]()
$1,011
This Delta deal was found by Cheapflights users on 5/8. 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.
Wed 7/2912:50 pm
HOU
- SYD
2 stops27h 00m
Delta
Wed 8/59:15 am
SYD
- HOU
2 stops28h 31m
Delta
Deal found 5/8![Delta logo]()
$1,015
This Delta deal was found by Cheapflights users on 5/8. 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 6/2210:09 am
HOU
- SYD
2 stops29h 41m
Delta
Mon 6/299:15 am
SYD
- HOU
2 stops41h 57m
Delta
Deal found 5/8![Delta logo]()
$1,016
This Delta deal was found by Cheapflights users on 5/7. 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.
Sat 8/12:20 pm
IAH
- SYD
2 stops49h 30m
Delta
Wed 8/59:15 am
SYD
- IAH
1 stop20h 54m
Delta
Deal found 5/7![Delta logo]()
$1,029
This Delta deal was found by Cheapflights users on 5/7. 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.
Thu 7/304:14 pm
IAH
- SYD
1 stop23h 36m
Delta
Sun 8/29:15 am
SYD
- IAH
1 stop20h 49m
Delta
Deal found 5/7![Delta logo]()
$1,060
This Delta deal was found by Cheapflights users on 5/8. 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.
Sun 5/174:08 pm
IAH
- SYD
1 stop23h 42m
Delta
Sat 5/239:15 am
SYD
- IAH
1 stop20h 58m
Delta
Deal found 5/8![Delta logo]()
$1,061
This Delta deal was found by Cheapflights users on 5/8. 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.
Sun 5/1710:27 am
HOU
- SYD
2 stops29h 23m
Delta
Sat 5/239:15 am
SYD
- HOU
2 stops28h 11m
Delta
Deal found 5/8![Delta logo]()
$1,065
This Delta deal was found by Cheapflights users on 5/7. 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.
Thu 7/302:38 pm
IAH
- SYD
2 stops25h 12m
Delta
Tue 8/49:15 am
SYD
- IAH
2 stops23h 47m
Delta
Deal found 5/7![Delta logo]()
$1,065
This Delta deal was found by Cheapflights users on 5/7. 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.
Sat 8/17:25 am
IAH
- SYD
1 stop32h 25m
Delta
Tue 8/49:15 am
SYD
- IAH
1 stop20h 54m
Delta
Deal found 5/7![Delta logo]()
$1,069
This Delta deal was found by Cheapflights users on 5/7. 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.
Thu 7/304:14 pm
IAH
- SYD
1 stop23h 36m
Delta
Sat 8/89:15 am
SYD
- IAH
1 stop20h 54m
Delta
Deal found 5/7![Delta logo]()
$1,110
This Delta deal was found by Cheapflights users on 5/8. 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.
Thu 5/144:08 pm
IAH
- SYD
1 stop23h 42m
Delta
Thu 5/289:15 am
SYD
- IAH
1 stop20h 58m
Delta
Deal found 5/8![Delta logo]()
$1,111
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 May 12, 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 May 12, 2026.
This Delta deal was found by Cheapflights users on 5/7. 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 8/410:50 am
HOU
- SYD
2 stops29h 00m
Delta
Sun 8/99:15 am
SYD
- HOU
2 stops42h 01m
Delta
Deal found 5/7![Delta logo]()
$1,015
This flugladen.de deal was found by Cheapflights users on 5/10. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/229:55 pm
IAH
- BNE
1 stop22h 10m
Air New Zealand
Tue 7/79:40 am
BNE
- IAH
2 stops26h 09m
Air New Zealand
Deal found 5/10![Air New Zealand logo]()
$1,499
This FlightHub deal was found by Cheapflights users on 5/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/104:35 pm
IAH
- BNE
2 stops23h 30m
Air Canada
Wed 6/2410:00 am
BNE
- IAH
2 stops42h 14m
Air Canada
Deal found 5/11![Air Canada logo]()
$1,520
This American Airlines deal was found by Cheapflights users on 5/10. 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.
Mon 6/294:15 pm
HOU
- MEL
2 stops23h 30m
American Airlines
Wed 7/229:45 am
MEL
- HOU
2 stops23h 34m
American Airlines
Deal found 5/10![American Airlines logo]()
$1,847
This United Airlines deal was found by Cheapflights users on 5/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/284:25 pm
IAH
- MEL
1 stop24h 50m
United Airlines
Mon 7/2010:55 am
MEL
- IAH
1 stop24h 45m
United Airlines
Deal found 5/7![United Airlines logo]()
$1,853
This Cathay Pacific deal was found by Cheapflights users on 5/9. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/103:58 pm
HOU
- MEL
2 stops39h 17m
Multiple Airlines
Mon 8/177:25 am
MEL
- HOU
2 stops43h 19m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$1,855
This Cathay Pacific deal was found by Cheapflights users on 5/10. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:26 am
IAH
- MEL
2 stops43h 49m
Cathay Pacific
Tue 10/273:35 pm
MEL
- IAH
2 stops44h 15m
Cathay Pacific
Deal found 5/10![Cathay Pacific logo]()
$1,951
This Delta deal was found by Cheapflights users on 5/7. 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.
Sun 7/262:38 pm
IAH
- SYD
2 stops25h 12m
Delta
Sun 8/29:15 am
SYD
- IAH
2 stops23h 38m
Delta
Deal found 5/7![Delta logo]()
$1,015
This oojo deal was found by Cheapflights users on 5/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/108:19 pm
IAH
- AVV
2 stops26h 51m
Qantas Airways
Mon 8/176:00 am
AVV
- IAH
2 stops24h 20m
Qantas Airways
Deal found 5/8![Qantas Airways logo]()
$2,107
This Delta deal was found by Cheapflights users on 5/7. 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 8/411:23 am
IAH
- SYD
2 stops28h 27m
Delta
Sun 8/99:15 am
SYD
- IAH
2 stops27h 21m
Delta
Deal found 5/7![Delta logo]()
$1,015
This Japan Airlines deal was found by Cheapflights users on 5/9. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/308:00 am
IAH
- MEL
2 stops30h 45m
Japan Airlines
Mon 8/247:25 am
MEL
- IAH
2 stops31h 34m
Japan Airlines
Deal found 5/9![Japan Airlines logo]()
$2,272
This Delta deal was found by Cheapflights users on 5/7. 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.
Wed 9/2311:30 am
IAH
- SYD
2 stops28h 20m
Delta
Wed 10/710:15 am
SYD
- IAH
2 stops24h 44m
Delta
Deal found 5/7![Delta logo]()
$1,015
This KLM deal was found by Cheapflights users on 5/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/33:05 pm
IAH
- MEL
3 stops45h 25m
KLM
Sat 11/1410:00 am
MEL
- IAH
3 stops44h 25m
KLM
Deal found 5/10![KLM logo]()
$2,632
This Qatar Airways deal was found by Cheapflights users on 5/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/266:15 pm
IAH
- PER
1 stop35h 20m
Qatar Airways
Fri 8/710:45 pm
PER
- IAH
1 stop30h 10m
Qatar Airways
Deal found 5/8![Qatar Airways logo]()
$2,762
This Delta deal was found by Cheapflights users on 5/7. 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.
Sat 5/306:00 am
HOU
- SYD
2 stops33h 50m
Delta
Wed 6/179:15 am
SYD
- HOU
2 stops38h 59m
Delta
Deal found 5/7![Delta logo]()
$1,065
This Delta deal was found by Cheapflights users on 5/7. 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.
Sun 7/264:14 pm
IAH
- SYD
1 stop23h 36m
Delta
Thu 8/69:15 am
SYD
- IAH
2 stops23h 47m
Delta
Deal found 5/7![Delta logo]()
$1,065
This Justfly.com deal was found by Cheapflights users on 5/11. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/63:00 pm
IAH
- BNE
2 stops25h 05m
Air Canada
Fri 7/2410:00 am
BNE
- IAH
2 stops28h 59m
Air Canada
Deal found 5/11![Air Canada logo]()
$1,678
This United Airlines deal was found by Cheapflights users on 5/9. 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 9/94:31 pm
IAH
- SYD
2 stops23h 24m
United Airlines
Wed 1/611:20 am
SYD
- IAH
2 stops26h 04m
United Airlines
Deal found 5/9![United Airlines logo]()
$1,866
This American Airlines deal was found by Cheapflights users on 5/8. 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.
Mon 8/103:58 pm
HOU
- MEL
2 stops23h 47m
American Airlines
Mon 8/179:00 am
MEL
- HOU
2 stops23h 44m
American Airlines
Deal found 5/8![American Airlines logo]()
$1,878
This Kiwi.com deal was found by Cheapflights users on 5/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:10 am
IAH
- BNE
1 stop31h 50m
Multiple Airlines
Fri 7/317:35 pm
BNE
- IAH
1 stop35h 50m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$1,891
This oojo deal was found by Cheapflights users on 5/12. 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 7/87:20 am
IAH
- PER
2 stops43h 40m
Air New Zealand
Fri 7/175:55 pm
PER
- IAH
2 stops35h 30m
Air New Zealand
Deal found 5/12![Air New Zealand logo]()
$1,917
This Air Canada deal was found by Cheapflights users on 5/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:00 am
IAH
- BNE
2 stops54h 05m
Air Canada
Wed 10/2110:00 am
BNE
- IAH
1 stop20h 37m
Air Canada
Deal found 5/9![Air Canada logo]()
$1,748
This Cathay Pacific deal was found by Cheapflights users on 5/7. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:30 pm
IAH
- PER
2 stops40h 25m
Cathay Pacific
Fri 10/3012:25 am
PER
- IAH
2 stops32h 25m
Cathay Pacific
Deal found 5/7![Cathay Pacific logo]()
$2,053
This United Airlines deal was found by Cheapflights users on 5/9. 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.
Thu 10/294:30 pm
IAH
- SYD
1 stop23h 35m
United Airlines
Tue 11/1011:50 am
SYD
- IAH
Nonstop15h 35m
United Airlines
Deal found 5/9![United Airlines logo]()
$1,901
This oojo deal was found by Cheapflights users on 5/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/34:47 pm
IAH
- AVV
2 stops28h 18m
Qantas Airways
Sat 11/142:50 pm
AVV
- IAH
2 stops42h 08m
Qantas Airways
Deal found 5/9![Qantas Airways logo]()
$2,109
This oojo deal was found by Cheapflights users on 5/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:05 pm
IAH
- PER
2 stops28h 20m
Air New Zealand
Sun 11/2910:45 pm
PER
- IAH
2 stops29h 20m
Air New Zealand
Deal found 5/7![Air New Zealand logo]()
$1,933
This Etihad Airways deal was found by Cheapflights users on 5/12. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/611:24 am
IAH
- SYD
2 stops38h 26m
Multiple Airlines
Mon 8/109:30 pm
SYD
- IAH
2 stops41h 28m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,935
This American Airlines deal was found by Cheapflights users on 5/10. 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.
Mon 6/812:50 pm
HOU
- BNE
2 stops25h 10m
American Airlines
Mon 6/158:35 pm
BNE
- HOU
2 stops27h 22m
American Airlines
Deal found 5/10![American Airlines logo]()
$2,002
This Japan Airlines deal was found by Cheapflights users on 5/9. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/268:09 pm
IAH
- MEL
2 stops42h 36m
Japan Airlines
Mon 8/247:25 am
MEL
- IAH
2 stops31h 34m
Japan Airlines
Deal found 5/9![Japan Airlines logo]()
$2,285
This oojo deal was found by Cheapflights users on 5/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:14 pm
HOU
- AVV
2 stops28h 56m
Qantas Airways
Mon 8/176:00 am
AVV
- HOU
2 stops26h 44m
Qantas Airways
Deal found 5/9![Qantas Airways logo]()
$2,110
Last-minute flights from Houston to AustraliaDiscover last-minute flight deals from Houston to Australia. Data last updated May 12, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Australia. Data last updated May 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/8. 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.
Thu 5/144:08 pm
IAH
- SYD
1 stop23h 42m
Delta
Thu 5/289:15 am
SYD
- IAH
1 stop20h 58m
Delta
Deal found 5/8![Delta logo]()
$1,111
This Delta deal was found by Cheapflights users on 5/8. 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.
Sun 5/174:08 pm
IAH
- SYD
1 stop23h 42m
Delta
Sat 5/239:15 am
SYD
- IAH
1 stop20h 58m
Delta
Deal found 5/8![Delta logo]()
$1,060
This Delta deal was found by Cheapflights users on 5/8. 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.
Sun 5/1710:27 am
HOU
- SYD
2 stops29h 23m
Delta
Sat 5/239:15 am
SYD
- HOU
2 stops28h 11m
Delta
Deal found 5/8![Delta logo]()
$1,065
This lol.travel deal was found by Cheapflights users on 5/11. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/174:45 pm
IAH
- BNE
1 stop23h 20m
Air Canada
Tue 6/210:15 am
BNE
- IAH
1 stop35h 09m
Air Canada
Deal found 5/11![Air Canada logo]()
$1,431
This Trip.com deal was found by Cheapflights users on 5/8. 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.
Tue 5/194:07 pm
IAH
- SYD
2 stops28h 43m
Multiple Airlines
Mon 5/251:15 pm
SYD
- IAH
3 stops36h 29m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$1,216
This Delta deal was found by Cheapflights users on 5/8. 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.
Fri 5/224:08 pm
IAH
- SYD
1 stop23h 42m
Delta
Sat 5/309:15 am
SYD
- IAH
1 stop20h 58m
Delta
Deal found 5/8![Delta logo]()
$1,110
This Delta deal was found by Cheapflights users on 5/8. 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.
Fri 5/221:06 pm
HOU
- SYD
2 stops26h 44m
Delta
Sat 5/309:15 am
SYD
- HOU
2 stops39h 17m
Delta
Deal found 5/8![Delta logo]()
$1,115
This Jetabroad deal was found by Cheapflights users on 5/7. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/67:42 pm
IAH
- MEL
2 stops32h 38m
Multiple Airlines
Thu 6/257:30 am
MEL
- IAH
2 stops27h 17m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$1,151
This Delta deal was found by Cheapflights users on 5/8. 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 6/2210:09 am
HOU
- SYD
2 stops29h 41m
Delta
Mon 6/299:15 am
SYD
- HOU
2 stops41h 57m
Delta
Deal found 5/8![Delta logo]()
$1,016
This Trip.com deal was found by Cheapflights users on 5/12. 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 6/226:30 am
IAH
- SYD
3 stops38h 20m
Multiple Airlines
Sun 7/51:15 pm
SYD
- IAH
3 stops46h 58m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,237
This flugladen.de deal was found by Cheapflights users on 5/10. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/225:25 pm
IAH
- BNE
1 stop22h 40m
Air Canada
Tue 7/710:15 am
BNE
- IAH
1 stop21h 15m
Air Canada
Deal found 5/10![Air Canada logo]()
$1,450
This Delta deal was found by Cheapflights users on 5/7. 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 6/234:00 pm
IAH
- SYD
1 stop23h 50m
Delta
Wed 7/19:15 am
SYD
- IAH
1 stop20h 50m
Delta
Deal found 5/7![Delta logo]()
$1,010
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 May 12, 2026.
Search for one-way flight options from Houston to Australia. Find affordable one-way fares based on user searches. Data last updated May 12, 2026.
This Delta deal was found by Cheapflights users on 5/7. 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.
Mon 6/156:03 am
HOU
- SYD
2 stops33h 47m
Delta
Deal found 5/7![Delta logo]()
$541
This Delta deal was found by Cheapflights users on 5/7. 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.
Wed 6/311:34 am
IAH
- SYD
2 stops28h 16m
Delta
Deal found 5/7![Delta logo]()
$541
This Delta deal was found by Cheapflights users on 5/7. 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.
Sat 6/65:31 pm
IAH
- SYD
2 stops46h 19m
Delta
Deal found 5/7![Delta logo]()
$562
This Jetabroad deal was found by Cheapflights users on 5/9. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:53 pm
IAH
- MEL
2 stops33h 27m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$577
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 8/256:30 am
IAH
- SYD
3 stops42h 25m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$582
This Delta deal was found by Cheapflights users on 5/7. 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.
Fri 5/156:00 am
HOU
- SYD
2 stops33h 50m
Delta
Deal found 5/7![Delta logo]()
$606
This Delta deal was found by Cheapflights users on 5/7. 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.
Thu 6/44:08 pm
IAH
- SYD
1 stop23h 42m
Delta
Deal found 5/7![Delta logo]()
$606
This Delta deal was found by Cheapflights users on 5/8. 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.
Sat 10/247:50 am
IAH
- SYD
2 stops31h 40m
Delta
Deal found 5/8![Delta logo]()
$607
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 10/249:59 pm
IAH
- SYD
1 stop40h 26m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$629
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/169:59 pm
IAH
- SYD
3 stops54h 51m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$630
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:59 pm
IAH
- SYD
1 stop41h 31m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$635
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 11/47:48 pm
IAH
- SYD
1 stop41h 37m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$645
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 May 12, 2026.
Round-trip from | $1,010 (Delta) |
|---|---|
One-way from | $541 (Delta) |
Popular in | January |
Cheapest in | July |
Average price | $1,577 |
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 May 12, 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
Cheapest round-trip
HoustonSydney
HOU - SYD
HOUSYD
Houston Hobby
Tue 8/4
10:50 am-6:50 am
2 stops29h 00m
Sydney Kingsford Smith
Sun 8/9
9:15 am-12:16 pm
2 stops42h 01m
$1,015
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Sun 7/26
2:38 pm-6:50 am
2 stops25h 12m
Sydney Kingsford Smith
Sun 8/2
9:15 am-5:53 pm
2 stops23h 38m
$1,015
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Tue 8/4
11:23 am-6:50 am
2 stops28h 27m
Sydney Kingsford Smith
Sun 8/9
9:15 am-9:36 pm
2 stops27h 21m
$1,015
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Wed 9/23
11:30 am-6:50 am
2 stops28h 20m
Sydney Kingsford Smith
Wed 10/7
10:15 am-6:59 pm
2 stops24h 44m
$1,015
HoustonSydney
HOU - SYD
HOUSYD
Houston Hobby
Sat 5/30
6:00 am-6:50 am
2 stops33h 50m
Sydney Kingsford Smith
Wed 6/17
9:15 am-9:14 am
2 stops38h 59m
$1,065
HoustonSydney
IAH - SYD
IAHSYD
Houston George Bush Intcntl
Sun 7/26
4:14 pm-6:50 am
1 stop23h 36m
Sydney Kingsford Smith
Thu 8/6
9:15 am-6:02 pm
2 stops23h 47m
$1,065
HoustonBrisbane
IAH - BNE
IAHBNE
Houston George Bush Intcntl
Mon 6/22
9:55 pm-11:05 am
1 stop22h 10m
Brisbane
Tue 7/7
9:40 am-8:49 pm
2 stops26h 09m
$1,499
HoustonBrisbane
IAH - BNE
IAHBNE
Houston George Bush Intcntl
Wed 6/10
4:35 pm-7:05 am
2 stops23h 30m
Brisbane
Wed 6/24
10:00 am-1:14 pm
2 stops42h 14m
$1,520
HoustonBrisbane
IAH - BNE
IAHBNE
Houston George Bush Intcntl
Mon 7/6
3:00 pm-7:05 am
2 stops25h 05m
Brisbane
Fri 7/24
10:00 am-11:59 pm
2 stops28h 59m
$1,678
HoustonBrisbane
IAH - BNE
IAHBNE
Houston George Bush Intcntl
Sat 10/17
10:00 am-7:05 am
2 stops54h 05m
Brisbane
Wed 10/21
10:00 am-3:37 pm
1 stop20h 37m
$1,748
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.
HOU-SYD
IAH-SYD
IAH-MEL
IAH-BNE
HOU-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
HOU-SYD
IAH-SYD
IAH-MEL
IAH-BNE
How far ahead should I book a flight from Houston to Australia?
Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Australia. 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 Australia?
Currently, December is the cheapest month in which you can book a flight from Houston to Australia (average of $71). 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.
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 May 12, 2026.
Peruse reviews from past customers who have flown with Fiji Airways,Air New Zealand, andQantas 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.
Food
7.6
Overall
8.1
Crew
8.6
Entertainment
7.5
Boarding
8.2
Comfort
8.1
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Food
7.6
Overall
8.1
Crew
8.6
Entertainment
7.5
Boarding
8.2
Comfort
8.1
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Food
7.6
Overall
8.1
Crew
8.6
Entertainment
7.5
Boarding
8.2
Comfort
8.1
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Food
7.6
Overall
8.1
Crew
8.6
Entertainment
7.5
Boarding
8.2
Comfort
8.1
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Food
7.6
Overall
8.1
Crew
8.6
Entertainment
7.5
Boarding
8.2
Comfort
8.1
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Food
7.6
Overall
8.1
Crew
8.6
Entertainment
7.5
Boarding
8.2
Comfort
8.1
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - 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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Top regions
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 May 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Houston to Australia flights
Consider these flights traveling from Houston to Australia.
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 May 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$203 | Average$864 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$447 | Average$946 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$702 | Average$1,181 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$750 | Average$1,188 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$830 | Average$1,436 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$831 | Average$900 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$839 | Average$1,625 | FlexibilityNo cancel fee | On-time69% |