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$1,121+ 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — ADL
Mar 22 — Mar 291
Sun 3/22
Sun 3/29
1 adult, Economy
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Cheap 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 February 20, 2026.

This oojo deal was found by Cheapflights users on 2/19. 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 9/239:55 pm
IAH
-
ADL
1 stop22h 30m
Air New Zealand
Fri 10/1612:05 pm
ADL
-
IAH
1 stop18h 50m
Air New Zealand
Deal found 2/19$1,121
This United Airlines deal was found by Cheapflights users on 2/19. 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 3/173:16 pm
IAH
-
ADL
2 stops31h 24m
United Airlines
Sat 3/2111:35 am
ADL
-
IAH
1 stop39h 20m
United Airlines
Deal found 2/19$1,436
This Air Canada deal was found by Cheapflights users on 2/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/179:37 am
IAH
-
ADL
2 stops41h 03m
Air Canada
Sat 3/216:55 pm
ADL
-
IAH
2 stops36h 59m
Air Canada
Deal found 2/16$1,451
This oojo deal was found by Cheapflights users on 2/18. 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.
Sat 11/284:47 pm
IAH
-
ADL
2 stops33h 58m
Qantas Airways
Sat 12/55:10 pm
ADL
-
IAH
2 stops39h 35m
Qantas Airways
Deal found 2/18$1,583
This United Airlines deal was found by Cheapflights users on 2/18. 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 11/289:35 pm
IAH
-
ADL
2 stops48h 05m
United Airlines
Sat 12/511:35 am
ADL
-
IAH
1 stop39h 20m
United Airlines
Deal found 2/18$1,755

Find 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 February 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,436
(United Airlines)
Provider with most accurate pricing for Houston George Bush Intcntl-Adelaide flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Adelaide flights.
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From Houston George Bush Intcntl to Adelaide
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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 February 20, 2026.
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

Tue 3/17

3:16 pm-2:10 pm

2 stops31h 24m

Adelaide

Sat 3/21

11:35 am-11:25 am

1 stop39h 20m

$1,436

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Tue 3/17

9:37 am-6:10 pm

2 stops41h 03m

Adelaide

Sat 3/21

6:55 pm-4:24 pm

2 stops36h 59m

$1,451

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Sun 4/5

8:26 pm-8:05 pm

2 stops57h 09m

Adelaide

Sun 4/12

9:50 pm-9:21 pm

2 stops38h 01m

$7,687

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Compare providers for flights from George Bush Intcntl to Adelaide

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Adelaide in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Adelaide flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Adelaide flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Adelaide flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Adelaide flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Adelaide flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 United Airlines and Air Canada fly from Houston George Bush Intcntl Airport to Adelaide in about 31h 24m. The time it takes to get you to your destination can typically vary by up to 9h 39m. There are 9309 mi between Houston George Bush Intcntl Airport and Adelaide. This flight may include one or multiple stops.

  • 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.

See more FAQs

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