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Cheap flights from Houston George Bush Intcntl Airport to Adelaide from $1,459

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — ADL
15 Mar — 22 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from George Bush Intcntl to Adelaide

Enter your travel dates to find the best prices.

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 13 February 2026.

Tue 31/317:25
IAH
-
ADL
2 stops27h 40m
Multiple Airlines
Tue 14/417:30
ADL
-
IAH
2 stops37h 24m
Multiple Airlines
Deal found 11/2$1,459
Wed 25/217:25
IAH
-
ADL
2 stops46h 40m
Multiple Airlines
Tue 10/310:55
ADL
-
IAH
2 stops44h 59m
Multiple Airlines
Deal found 10/2$1,541
Tue 17/309:37
IAH
-
ADL
2 stops41h 03m
Air Canada
Sat 21/318:55
ADL
-
IAH
2 stops36h 59m
Air Canada
Deal found 9/2$1,552
Tue 24/217:25
IAH
-
ADL
2 stops34h 20m
Multiple Airlines
Mon 9/306:00
ADL
-
IAH
2 stops25h 54m
Multiple Airlines
Deal found 13/2$1,674
Wed 25/221:30
IAH
-
ADL
1 stop43h 30m
Air New Zealand
Mon 9/314:15
ADL
-
IAH
1 stop21h 54m
Air New Zealand
Deal found 13/2$1,811
Tue 24/217:25
IAH
-
ADL
2 stops34h 20m
Multiple Airlines
Wed 11/306:10
ADL
-
IAH
2 stops25h 44m
Multiple Airlines
Deal found 13/2$1,897

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 13 February 2026.

Round-trip from

$1,459
31/3-14/4
  • 31/3-14/4
  • 4 total stops
  • 65h 04m total
  • Houston to Adelaide
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 13 February 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 31/3

17:25-12:35

2 stops27h 40m

Adelaide

Tue 14/4

17:30-16:24

2 stops37h 24m

$1,459

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 25/2

17:25-08:35

2 stops46h 40m

Adelaide

Tue 10/3

10:55-16:24

2 stops44h 59m

$1,541

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Tue 17/3

09:37-18:10

2 stops41h 03m

Adelaide

Sat 21/3

18:55-16:24

2 stops36h 59m

$1,552

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Tue 24/2

17:25-20:15

2 stops34h 20m

Adelaide

Mon 9/3

06:00-16:24

2 stops25h 54m

$1,674

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 25/2

21:30-09:30

1 stop43h 30m

Adelaide

Wed 11/3

14:15-19:10

1 stop20h 25m

$1,811

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 25/2

21:30-09:30

1 stop43h 30m

Adelaide

Mon 9/3

14:15-22:31

2 stops23h 46m

$1,818

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Tue 24/2

17:25-20:15

2 stops34h 20m

Adelaide

Wed 11/3

06:10-16:24

2 stops25h 44m

$1,897

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 18/2

07:59-10:30

2 stops34h 01m

$2,350

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 18/2

23:30-06:15

3 stops38h 15m

$3,564

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 18/2

20:05-10:55

1 stop22h 20m

$3,923

Flights are sorted by cheapest return flights first.

Deals found on 11/2

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 return 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?

    Most people fly into Adelaide (ADL) if they book a flight to Adelaide from Houston George Bush Intcntl. On average, Adelaide has 0 inbound flights from Houston George Bush Intcntl per day from 0 airlines. Adelaide is conveniently located just 6.6 km from Adelaide’s city centre.

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

    Airlines like Air Canada fly from Houston George Bush Intcntl Airport to Adelaide in about 41h 03m. The time it takes to get you to your destination can typically vary by up to . The distance from Houston George Bush Intcntl Airport to Adelaide is about 14981 km.

  • 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 holiday 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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Can Cheapflights notify me if prices for flights from George Bush Intcntl to Adelaide become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Adelaide from George Bush Intcntl today and book when prices fit your budget.

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