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$1,045+ Cheap flights from George Bush Intcntl (IAH) 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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — ADL
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) 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 September 17, 2025.

Round-trip from

$1,045
(oojo)

Popular in

March

Cheapest in

May

Average price

$1,426
From Houston George Bush Intcntl to Adelaide
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Highest demand for flights based on searches. 25% potential increase in price ($510 potential increase over avg. RT price).
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Cheapest flight prices on average. 13% potential price decrease ($174 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from George Bush Intcntl to Adelaide

Cheapest flights from George Bush Intcntl to Adelaide
Explore the most affordable flight options available from George Bush Intcntl to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This oojo deal was found by Cheapflights users on 9/16. 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 11/54:20 pmIAH - ADL
2 stops26h 05mAir New Zealand
Mon 11/2411:55 amADL - IAH
1 stop18h 40mAir New Zealand
Deal found 9/16$1,045
This oojo deal was found by Cheapflights users on 9/17. 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.
Sun 10/269:05 pmIAH - ADL
1 stop22h 20mAir New Zealand
Mon 1/56:00 amADL - IAH
2 stops24h 35mAir New Zealand
Deal found 9/17$1,082
This BestPriceTravel deal was found by Cheapflights users on 9/16. 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 BestPriceTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/12:20 pmIAH - ADL
2 stops29h 05mAir New Zealand
Wed 11/2611:55 amADL - IAH
2 stops28h 34mAir New Zealand
Deal found 9/16$1,184

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl 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 September 17, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Adelaide that are best for you.

Fly from

George Bush Intcntl

Fly to

Adelaide

Route

Depart

Return

Price

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 11/5

4:20 pm-10:55 am

2 stops26h 05m

Adelaide

Mon 11/24

11:55 am-2:05 pm

1 stop18h 40m

$1,045

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Sun 10/26

9:05 pm-10:55 am

1 stop22h 20m

Adelaide

Mon 1/5

6:00 am-2:05 pm

2 stops24h 35m

$1,082

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Fri 3/6

8:05 pm-10:55 am

1 stop22h 20m

Adelaide

Mon 3/16

6:35 am-3:05 pm

2 stops24h 00m

$1,146

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Thu 3/5

8:05 pm-10:30 pm

2 stops33h 55m

Adelaide

Sun 3/15

11:55 am-3:05 pm

1 stop18h 40m

$1,182

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Thu 3/5

8:05 pm-10:30 pm

2 stops33h 55m

Adelaide

Mon 3/16

11:55 am-3:05 pm

1 stop18h 40m

$1,182

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Sat 11/1

2:20 pm-10:55 am

2 stops29h 05m

Adelaide

Wed 11/26

11:55 am-11:59 pm

2 stops28h 34m

$1,184

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from George Bush Intcntl to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from George Bush Intcntl 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.

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl 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 George Bush Intcntl?

    Adelaide (ADL) is the airport you will fly into if you book a flight from Houston George Bush Intcntl to Adelaide. You should not have trouble finding flights to Adelaide from Houston George Bush Intcntl; the airport handles an average of 0 inbound flights from Houston George Bush Intcntl per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Adelaide airport from Houston George Bush Intcntl. It is only a 4.1 mi journey from Adelaide (ADL) to Adelaide’s city center.

  • How long is the flight from Houston George Bush Intcntl Airport to Adelaide?

    Airlines like Air New Zealand fly from Houston George Bush Intcntl Airport to Adelaide in about 26h 05m. The time it takes to get you to your destination can typically vary by up to . There are 9309 mi between Houston George Bush Intcntl Airport and Adelaide.

  • Can I find deals for flights from George Bush Intcntl to Adelaide that include hotel bookings?

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

  • How can I find direct flights from George Bush Intcntl to Adelaide?

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

  • Can I find deals for business class flights from George Bush Intcntl to Adelaide?

    Yes. Cheapflights offers flight deals from George Bush Intcntl 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.

  • What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Adelaide?

    Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Adelaide (average of $1,214). Flying from Houston George Bush Intcntl Airport to Adelaide in December is currently the most expensive (average of $2,057). 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.

See more FAQs

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