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Cheap flights from Houston George Bush Intcntl Airport to Adelaide from $1,573

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Adelaide departing on 5/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston George Bush Intcntl Airport to Adelaide

Cheap return flights

Air New Zealand Logo
16:20 - 10:55IAH-ADL
26h 05m2 stops
Air New Zealand Logo
11:55 - 23:58ADL-IAH
28h 33m2 stops
$1,573Air New Zealand
Find Deal
Wed, 5 Nov - Mon, 24 Nov
Air New Zealand Logo
21:05 - 10:55IAH-ADL
22h 20m1 stop
Air New Zealand Logo
06:35 - 15:05ADL-IAH
24h 00m2 stops
$1,645Air New Zealand
Find Deal
Mon, 9 Mar - Mon, 16 Mar
United Airlines Logo
21:30 - 08:30IAH-ADL
43h 30m1 stop
United Airlines Logo
13:55 - 22:30ADL-IAH
24h 05m1 stop
$2,176United Airlines
Find Deal
Sun, 8 Mar - Mon, 16 Mar
United Airlines Logo
09:40 - 09:30IAH-ADL
31h 20m1 stop
United Airlines Logo
13:55 - 18:50ADL-IAH
20h 25m1 stop
$2,233United Airlines
Find Deal
Thu, 5 Mar - Mon, 16 Mar
Air Canada Logo
17:25 - 22:30IAH-ADL
36h 35m2 stops
Air Canada Logo
06:10 - 16:24ADL-IAH
25h 44m2 stops
$2,415Air Canada
Find Deal
Thu, 5 Mar - Tue, 10 Mar
Logo
17:25 - 19:35IAH-ADL
33h 40m2 stops
Logo
06:10 - 16:24ADL-IAH
26h 44m2 stops
$2,416
Find Deal
Thu, 12 Feb - Tue, 17 Feb
Air Canada Logo
17:25 - 16:20IAH-ADL
31h 25m2 stops
Air Canada Logo
19:55 - 16:24ADL-IAH
35h 59m2 stops
$2,421Air Canada
Find Deal
Sun, 8 Mar - Wed, 11 Mar
Logo
17:25 - 19:35IAH-ADL
33h 40m2 stops
Logo
06:00 - 09:05ADL-IAH
43h 35m3 stops
$2,433
Find Deal
Thu, 12 Feb - Tue, 17 Feb
Cathay Pacific Logo
19:52 - 10:30IAH-ADL
47h 08m2 stops
Cathay Pacific Logo
12:00 - 21:57ADL-IAH
49h 27m2 stops
$2,484Cathay Pacific
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Tue, 10 Mar - Sun, 15 Mar
Cathay Pacific Logo
06:31 - 10:30IAH-ADL
35h 29m2 stops
Cathay Pacific Logo
12:00 - 21:57ADL-IAH
49h 27m2 stops
$2,559Cathay Pacific
Find Deal
Fri, 6 Mar - Wed, 11 Mar

Air New Zealand flights from Houston George Bush Intcntl Airport to Adelaide

Our best Air New Zealand deals on Houston George Bush Intcntl Airport to Adelaide flight tickets
Air New Zealand
5 Nov
IAH16:20Houston George Bush Intcntl
26h 05m
2 stops
ADL10:55Adelaide
24 Nov
ADL11:55Adelaide
28h 33m
2 stops
IAH23:58Houston George Bush Intcntl
$1,573
Find similar
Air New Zealand
9 Mar
IAH21:05Houston George Bush Intcntl
22h 20m
1 stop
ADL10:55Adelaide
16 Mar
ADL06:35Adelaide
24h 00m
2 stops
IAH15:05Houston George Bush Intcntl
$1,645
Find similar
Air New Zealand
9 Mar
IAH21:05Houston George Bush Intcntl
22h 20m
1 stop
ADL10:55Adelaide
16 Mar
ADL11:55Adelaide
18h 40m
1 stop
IAH15:05Houston George Bush Intcntl
$1,651
Find similar

United Airlines flights from Houston George Bush Intcntl Airport to Adelaide

Our best United Airlines deals on Houston George Bush Intcntl Airport to Adelaide flight tickets
United Airlines
8 Mar
IAH21:30Houston George Bush Intcntl
43h 30m
1 stop
ADL08:30Adelaide
16 Mar
ADL13:55Adelaide
24h 05m
1 stop
IAH22:30Houston George Bush Intcntl
$2,176
Find similar
United Airlines
5 Mar
IAH09:40Houston George Bush Intcntl
31h 20m
1 stop
ADL09:30Adelaide
16 Mar
ADL13:55Adelaide
20h 25m
1 stop
IAH18:50Houston George Bush Intcntl
$2,233
Find similar
United Airlines
7 Mar
IAH14:30Houston George Bush Intcntl
26h 30m
2 stops
ADL09:30Adelaide
16 Mar
ADL13:55Adelaide
24h 10m
2 stops
IAH22:35Houston George Bush Intcntl
$2,241
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Houston George Bush Intcntl Airport 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, momondo users made 78,305 searches. Data last updated 16 September 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

Fly to

Route

Depart

Return

Price

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 5/11

16:20-10:55

2 stops26h 05m

Adelaide

Mon 24/11

11:55-23:58

2 stops28h 33m

$1,573

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Mon 9/3

21:05-10:55

1 stop22h 20m

Adelaide

Mon 16/3

06:35-15:05

2 stops24h 00m

$1,645

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Sun 8/3

21:30-08:30

1 stop43h 30m

Adelaide

Mon 16/3

13:55-22:30

1 stop24h 05m

$2,176

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Thu 5/3

09:40-09:30

1 stop31h 20m

Adelaide

Mon 16/3

13:55-18:50

1 stop20h 25m

$2,233

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Thu 5/3

17:25-22:30

2 stops36h 35m

Adelaide

Tue 10/3

06:10-16:24

2 stops25h 44m

$2,415

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Thu 12/2

17:25-19:35

2 stops33h 40m

Adelaide

Tue 17/2

06:10-16:24

2 stops26h 44m

$2,416

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Sun 8/3

17:25-16:20

2 stops31h 25m

Adelaide

Wed 11/3

19:55-16:24

2 stops35h 59m

$2,421

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Thu 12/2

17:25-19:35

2 stops33h 40m

Adelaide

Tue 17/2

06:00-09:05

3 stops43h 35m

$2,433

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Tue 10/3

19:52-10:30

2 stops47h 08m

Adelaide

Sun 15/3

12:00-21:57

2 stops49h 27m

$2,484

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Fri 6/3

06:31-10:30

2 stops35h 29m

Adelaide

Wed 11/3

12:00-21:57

2 stops49h 27m

$2,559

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Houston George Bush Intcntl Airport to Adelaide

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Adelaide according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Houston George Bush Intcntl Airport to Adelaide (IAH to ADL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Adelaide

Direct flights

None
There are no direct flights from Houston George Bush Intcntl Airport to Adelaide. There are no popular flight routes from Houston George Bush Intcntl Airport to Adelaide.
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  • How far is Houston George Bush Intcntl to Adelaide by plane?

    The straight-line distance from Houston George Bush Intcntl to Adelaide is 14974.2 km. Typically, this will take 22h 20m by plane in normal conditions.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Adelaide Airport?

    Prices for flights from Houston George Bush Intcntl Airport to Adelaide Airport refresh daily.

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Adelaide Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Adelaide Airport.

  • What documentation or ID do you need to fly to Adelaide Airport?

    The required travel and health documents for your Adelaide Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Adelaide Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from Houston George Bush Intcntl Airport to Adelaide?

    Confirm your travel details to search for the latest offers for flights from Houston George Bush Intcntl Airport to Adelaide. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Houston George Bush Intcntl Airport to Adelaide with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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Why use momondo?

Why should I use momondo to find a flight deal from Houston to Adelaide?

Finding the right flight to Adelaide from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Adelaide quick and easy, saving you time and money.

Can I find flights from Houston to Adelaide with flexible booking policies on momondo?

All flight searches from Houston to Adelaide on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Houston to Adelaide?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Adelaide from Houston.

I’m not ready to book a flight from Houston to Adelaide right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Houston to Adelaide flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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