Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Houston George Bush Intcntl Airport to Adelaide from $1,521

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 10/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Houston George Bush Intcntl Airport to Adelaide

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:45 - 11:10
IAH
-
ADL
27h 55m
2 stops
Multiple Airlines Logo
15:15 - 15:44
ADL
-
IAH
38h 59m
2 stops
$1,521Multiple Airlines
Sun, 10 May - Thu, 21 May
Multiple Airlines Logo
16:45 - 14:20
IAH
-
ADL
31h 05m
2 stops
Multiple Airlines Logo
16:30 - 15:44
ADL
-
IAH
37h 44m
2 stops
$1,595Multiple Airlines
Wed, 13 May - Wed, 27 May
Multiple Airlines Logo
16:45 - 19:25
IAH
-
ADL
36h 10m
2 stops
Multiple Airlines Logo
16:30 - 15:44
ADL
-
IAH
37h 44m
2 stops
$1,596Multiple Airlines
Wed, 13 May - Wed, 27 May
Air Canada Logo
07:20 - 13:55
IAH
-
ADL
40h 05m
3 stops
Air Canada Logo
16:30 - 15:44
ADL
-
IAH
37h 44m
2 stops
$1,614Air Canada
Sun, 10 May - Thu, 21 May
Multiple Airlines Logo
16:45 - 18:25
IAH
-
ADL
35h 10m
2 stops
Multiple Airlines Logo
16:30 - 15:44
ADL
-
IAH
37h 44m
2 stops
$1,733Multiple Airlines
Wed, 13 May - Wed, 27 May
Multiple Airlines Logo
10:08 - 11:50
IAH
-
ADL
35h 12m
3 stops
Multiple Airlines Logo
17:15 - 15:44
ADL
-
IAH
36h 59m
2 stops
$1,748Multiple Airlines
Wed, 13 May - Wed, 27 May
Multiple Airlines Logo
10:08 - 11:50
IAH
-
ADL
35h 12m
3 stops
Multiple Airlines Logo
17:15 - 15:44
ADL
-
IAH
36h 59m
2 stops
$1,749Multiple Airlines
Wed, 13 May - Wed, 27 May
Multiple Airlines Logo
16:45 - 13:55
IAH
-
ADL
30h 40m
2 stops
Multiple Airlines Logo
17:15 - 23:11
ADL
-
IAH
44h 26m
3 stops
$1,831Multiple Airlines
Wed, 13 May - Wed, 27 May
Air Canada Logo
07:20 - 11:50
IAH
-
ADL
38h 00m
3 stops
Air Canada Logo
20:00 - 23:11
ADL
-
IAH
41h 41m
3 stops
$1,963Air Canada
Sun, 10 May - Thu, 21 May
Multiple Airlines Logo
16:45 - 13:55
IAH
-
ADL
30h 40m
2 stops
Multiple Airlines Logo
17:15 - 23:11
ADL
-
IAH
44h 26m
3 stops
$1,967Multiple Airlines
Wed, 13 May - Wed, 27 May

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
13 May
IAH21:55Houston George Bush Intcntl
22h 30m
1 stop
ADL10:55Adelaide
27 May
ADL06:00Adelaide
27h 09m
2 stops
IAH18:39Houston George Bush Intcntl
$2,337
Air New Zealand
13 May
IAH21:55Houston George Bush Intcntl
22h 30m
1 stop
ADL10:55Adelaide
27 May
ADL06:00Adelaide
24h 10m
2 stops
IAH15:40Houston George Bush Intcntl
$2,338
Air New Zealand
13 May
IAH21:55Houston George Bush Intcntl
22h 30m
1 stop
ADL10:55Adelaide
27 May
ADL12:05Adelaide
18h 50m
1 stop
IAH16:25Houston George Bush Intcntl
$2,363

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
15 Aug
IAH22:09Houston George Bush Intcntl
46h 26m
2 stops
ADL11:05Adelaide
19 Aug
ADL06:05Adelaide
33h 22m
2 stops
IAH00:57Houston George Bush Intcntl
$3,846
United Airlines
15 Aug
IAH22:09Houston George Bush Intcntl
46h 26m
2 stops
ADL11:05Adelaide
19 Aug
ADL06:05Adelaide
22h 05m
2 stops
IAH13:40Houston George Bush Intcntl
$3,847
United Airlines
15 Aug
IAH22:09Houston George Bush Intcntl
46h 31m
2 stops
ADL11:10Adelaide
19 Aug
ADL06:05Adelaide
26h 45m
2 stops
IAH18:20Houston George Bush Intcntl
$3,878

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 1 April 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

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Sun 10/5

16:45-11:10

2 stops27h 55m

Adelaide

Thu 21/5

15:15-15:44

2 stops38h 59m

$1,521

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 13/5

16:45-14:20

2 stops31h 05m

Adelaide

Wed 27/5

16:30-15:44

2 stops37h 44m

$1,595

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 13/5

16:45-19:25

2 stops36h 10m

Adelaide

Wed 27/5

16:30-15:44

2 stops37h 44m

$1,596

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Sun 10/5

07:20-13:55

3 stops40h 05m

Adelaide

Thu 21/5

16:30-15:44

2 stops37h 44m

$1,614

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 13/5

16:45-18:25

2 stops35h 10m

Adelaide

Wed 27/5

16:30-15:44

2 stops37h 44m

$1,733

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 13/5

10:08-11:50

3 stops35h 12m

Adelaide

Wed 27/5

17:15-15:44

2 stops36h 59m

$1,748

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 13/5

10:08-11:50

3 stops35h 12m

Adelaide

Wed 27/5

17:15-15:44

2 stops36h 59m

$1,749

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 13/5

16:45-13:55

2 stops30h 40m

Adelaide

Wed 27/5

17:15-23:11

3 stops44h 26m

$1,831

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Sun 10/5

07:20-11:50

3 stops38h 00m

Adelaide

Thu 21/5

20:00-23:11

3 stops41h 41m

$1,963

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 13/5

16:45-13:55

2 stops30h 40m

Adelaide

Wed 27/5

17:15-23:11

3 stops44h 26m

$1,967

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

Fastest flight time

27h 55m

Direct flights

None
The fastest flight from Houston George Bush Intcntl Airport to Adelaide takes 27h 55m
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.
Search flight deals

Frequently asked questions about flying from Houston George Bush Intcntl Airport to Adelaide

  • 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 27h 55m 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.

Frequently asked questions about flying from Houston George Bush Intcntl Airport to Adelaide

  • 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.

Travelling to a place near Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
Glenelg

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.

An easier way to manage your Adelaide trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 1/5
Fri 8/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia