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$1,598+ Cheap flights from Houston to Adelaide (ADL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — ADL
May 28 — Jun 41
Thu 5/28
Thu 6/4
1 adult, Economy
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Cheap flight deals from Houston to Adelaide

Cheapest flights from Houston to Adelaide
Explore the most affordable flight options available from Houston to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.

This oojo deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/132:30 pm
IAH
-
ADL
2 stops30h 45m
Air New Zealand
Sun 11/296:25 am
ADL
-
IAH
2 stops24h 10m
Air New Zealand
Deal found 4/27$1,598
This KAYAK deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/38:09 pm
IAH
-
ADL
2 stops31h 46m
Qantas Airways
Fri 7/106:00 am
ADL
-
IAH
2 stops28h 08m
Qantas Airways
Deal found 4/26$1,652
This oojo deal was found by Cheapflights users on 4/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:55 pm
IAH
-
ADL
1 stop22h 30m
Air New Zealand
Wed 5/276:00 am
ADL
-
IAH
2 stops25h 28m
Air New Zealand
Deal found 4/24$1,720
This oojo deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:49 pm
HOU
-
ADL
2 stops28h 21m
Qantas Airways
Sun 8/166:00 am
ADL
-
HOU
2 stops23h 58m
Qantas Airways
Deal found 4/26$2,528
This BusinessClass deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/214:15 pm
HOU
-
ADL
3 stops26h 40m
Multiple Airlines
Sun 8/169:45 pm
ADL
-
HOU
2 stops34h 29m
Multiple Airlines
Deal found 4/26$2,540
This oojo deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2212:46 pm
HOU
-
ADL
2 stops30h 09m
Qantas Airways
Sat 8/152:25 pm
ADL
-
HOU
2 stops39h 33m
Qantas Airways
Deal found 4/27$2,556
This KAYAK deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:49 pm
HOU
-
ADL
2 stops25h 46m
Qantas Airways
Sun 8/166:00 am
ADL
-
HOU
2 stops23h 58m
Qantas Airways
Deal found 4/27$2,573
This BusinessClass deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:03 am
HOU
-
ADL
3 stops38h 32m
Multiple Airlines
Fri 8/149:45 pm
ADL
-
HOU
2 stops34h 29m
Multiple Airlines
Deal found 4/27$2,603
This BusinessClass deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/204:15 pm
HOU
-
ADL
3 stops28h 20m
Qantas Airways
Fri 8/141:25 pm
ADL
-
HOU
3 stops34h 08m
Qantas Airways
Deal found 4/27$2,617
This Qantas Airways deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:49 pm
HOU
-
ADL
2 stops25h 46m
Multiple Airlines
Sat 8/156:00 am
ADL
-
HOU
3 stops23h 58m
Multiple Airlines
Deal found 4/27$2,643
This KAYAK deal was found by Cheapflights users on 4/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/48:23 pm
HOU
-
ADL
2 stops25h 02m
Multiple Airlines
Fri 7/106:30 pm
ADL
-
HOU
2 stops38h 08m
Multiple Airlines
Deal found 4/24$2,646
This KAYAK deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:23 pm
HOU
-
ADL
2 stops25h 02m
Multiple Airlines
Sat 8/158:55 am
ADL
-
HOU
2 stops23h 19m
Multiple Airlines
Deal found 4/27$2,832

Find flight deals from Houston to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Adelaide (ADL). 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 April 28, 2026.

Round-trip from

$1,652
(KAYAK)
From Houston to Adelaide
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Adelaide 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 April 28, 2026.
Use the filters below to find and compare flights from Houston to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Fri 7/3

8:09 pm-6:25 pm

2 stops31h 46m

Adelaide

Fri 7/10

6:00 am-7:38 pm

2 stops28h 08m

$1,652

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 5/13

9:55 pm-10:55 am

1 stop22h 30m

Adelaide

Wed 5/27

6:00 am-6:39 pm

2 stops27h 09m

$1,766

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Mon 7/20

8:15 pm-11:55 am

2 stops25h 10m

Adelaide

Sun 8/16

12:05 pm-12:37 am

2 stops27h 02m

$1,879

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Mon 7/20

6:38 pm-3:45 pm

2 stops30h 37m

Adelaide

Fri 8/14

7:00 am-4:25 pm

2 stops23h 55m

$1,917

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 7/1

7:35 pm-6:25 pm

2 stops32h 20m

Adelaide

Mon 7/6

7:10 pm-4:25 pm

2 stops59h 45m

$1,920

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Thu 5/7

9:55 pm-7:05 am

2 stops42h 40m

Adelaide

Thu 5/14

7:50 am-4:25 pm

2 stops23h 05m

$2,027

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Fri 7/3

8:09 pm-11:55 am

2 stops25h 16m

Adelaide

Fri 7/10

6:00 am-3:46 pm

3 stops24h 16m

$2,079

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Mon 7/20

9:55 pm-10:55 am

1 stop22h 30m

Adelaide

Sat 8/15

7:45 pm-3:35 pm

2 stops34h 20m

$2,114

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Tue 7/21

3:30 pm-11:05 am

2 stops29h 05m

Adelaide

Tue 8/18

6:05 am-12:57 am

2 stops33h 22m

$2,239
Quickest round-trip

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 7/22

7:50 pm-10:05 am

2 stops23h 45m

Adelaide

Sun 8/16

6:05 am-3:35 pm

2 stops24h 00m

$2,239

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/26

Showing 1-10 of 18 resultsSorted by cheapest first
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Best time to book a flight from Houston to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from Houston with our price prediction graph.
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 Adelaide
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Houston to Adelaide. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Adelaide from Houston?

    If you book a flight to Adelaide from Houston, you will be flying to Adelaide, which is the city’s only airport. Adelaide (ADL) is located 4.1 mi from the center of Adelaide. There are 0 flights from Houston to Adelaide per day from 0 different airlines.

  • How long is the flight from Houston to Adelaide?

    There are many flights that can get you from Houston to Adelaide in 22h 30m. Fly via Qantas Airways or Air New Zealand to get the fastest option. Airlines will cover a distance of 9309 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Houston to Adelaide that include hotel bookings?

    Yes. In addition to deals on Houston to Adelaide flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Adelaide?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Adelaide.

  • Can I find deals for business class flights from Houston to Adelaide?

    Yes. Cheapflights offers flight deals from Houston to Adelaide by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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