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Cheap flights from Houston to Adelaide from $1,519

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Houston 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
1 adult, Economy, 0 bags

Find the cheapest flights from Houston to Adelaide

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
4:45 pm - 7:25 pmIAH  Houston George Bush Intcntl-ADL Adelaide
35h 10m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
6:10 am - 3:37 pmADL  Adelaide-IAH Houston George Bush Intcntl
24h 57m2 stops Brisbane Vancouver Intl
$1,519Air Canada
Mon, Oct 5 - Wed, Oct 14
Air Canada Logo
4:45 pm - 12:10 pmIAH  Houston George Bush Intcntl-ADL Adelaide
27h 55m2 stops Vancouver Intl Brisbane
Air Canada Logo
6:10 am - 6:42 pmADL  Adelaide-IAH Houston George Bush Intcntl
28h 02m2 stops Brisbane Vancouver Intl
$1,521Air Canada
Mon, Oct 5 - Wed, Oct 14
Air Canada Logo
4:45 pm - 7:25 pmIAH  Houston George Bush Intcntl-ADL Adelaide
35h 10m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
6:00 am - 11:07 amADL  Adelaide-IAH Houston George Bush Intcntl
44h 37m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$1,531Air Canada
Mon, Oct 5 - Wed, Oct 14
Air Canada Logo
4:45 pm - 12:10 pmIAH  Houston George Bush Intcntl-ADL Adelaide
27h 55m2 stops Vancouver Intl Brisbane
Air Canada Logo
6:00 am - 9:52 pmADL  Adelaide-IAH Houston George Bush Intcntl
31h 22m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$1,534Air Canada
Mon, Oct 5 - Wed, Oct 14
Air New Zealand Logo
12:18 pm - 10:55 amIAH  Houston George Bush Intcntl-ADL Adelaide
30h 07m2 stops Los Angeles Auckland Intl
Air New Zealand Logo
12:05 pm - 2:15 pmADL  Adelaide-IAH Houston George Bush Intcntl
18h 40m1 stop Auckland Intl
$1,585Air New Zealand
Fri, Nov 13 - Sun, Nov 29
Air New Zealand Logo
12:18 pm - 10:55 amIAH  Houston George Bush Intcntl-ADL Adelaide
30h 07m2 stops Los Angeles Auckland Intl
Air New Zealand Logo
12:05 pm - 2:15 pmADL  Adelaide-IAH Houston George Bush Intcntl
18h 40m1 stop Auckland Intl
$1,586Air New Zealand
Fri, Nov 13 - Sun, Nov 29
Air New Zealand Logo
7:55 pm - 10:55 amIAH  Houston George Bush Intcntl-ADL Adelaide
22h 30m1 stop Auckland Intl
Air New Zealand Logo
12:05 pm - 2:15 pmADL  Adelaide-IAH Houston George Bush Intcntl
18h 40m1 stop Auckland Intl
$1,588Air New Zealand
Fri, Nov 13 - Sun, Nov 29
Air New Zealand Logo
7:55 pm - 10:55 amIAH  Houston George Bush Intcntl-ADL Adelaide
22h 30m1 stop Auckland Intl
Air New Zealand Logo
12:05 pm - 2:15 pmADL  Adelaide-IAH Houston George Bush Intcntl
18h 40m1 stop Auckland Intl
$1,589Air New Zealand
Fri, Nov 13 - Sun, Nov 29
Air New Zealand Logo
10:00 am - 10:55 amIAH  Houston George Bush Intcntl-ADL Adelaide
32h 25m2 stops Los Angeles Auckland Intl
Air New Zealand Logo
12:05 pm - 2:15 pmADL  Adelaide-IAH Houston George Bush Intcntl
18h 40m1 stop Auckland Intl
$1,594Air New Zealand
Fri, Nov 13 - Sun, Nov 29
Air New Zealand Logo
8:00 am - 10:55 amIAH  Houston George Bush Intcntl-ADL Adelaide
34h 25m2 stops Los Angeles Auckland Intl
Air New Zealand Logo
7:10 pm - 2:15 pmADL  Adelaide-IAH Houston George Bush Intcntl
35h 35m2 stops Sydney Kingsford Smith Auckland Intl
$1,616Air New Zealand
Fri, Nov 13 - Sun, Nov 29

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Air Canada flights from Houston to Adelaide

Our best Air Canada deals on Houston to Adelaide flight tickets
Air Canada
Oct 5
IAH4:45 pmHouston George Bush Intcntl
27h 55m
2 stops
ADL12:10 pmAdelaide
Oct 14
ADL6:10 amAdelaide
28h 02m
2 stops
IAH6:42 pmHouston George Bush Intcntl
$1,521
Air Canada
Oct 5
IAH4:45 pmHouston George Bush Intcntl
27h 55m
2 stops
ADL12:10 pmAdelaide
Oct 14
ADL6:00 amAdelaide
31h 22m
3 stops
IAH9:52 pmHouston George Bush Intcntl
$1,534
Air Canada
Nov 13
IAH12:00 pmHouston George Bush Intcntl
33h 25m
3 stops
ADL1:55 pmAdelaide
Nov 29
ADL6:10 amAdelaide
24h 58m
2 stops
IAH2:38 pmHouston George Bush Intcntl
$2,043

Air New Zealand flights from Houston to Adelaide

Our best Air New Zealand deals on Houston to Adelaide flight tickets
Air New Zealand
Nov 13
IAH12:18 pmHouston George Bush Intcntl
30h 07m
2 stops
ADL10:55 amAdelaide
Nov 29
ADL12:05 pmAdelaide
18h 40m
1 stop
IAH2:15 pmHouston George Bush Intcntl
$1,586
Air New Zealand
Nov 13
IAH7:55 pmHouston George Bush Intcntl
22h 30m
1 stop
ADL10:55 amAdelaide
Nov 29
ADL12:05 pmAdelaide
18h 40m
1 stop
IAH2:15 pmHouston George Bush Intcntl
$1,588
Air New Zealand
Nov 13
IAH7:55 pmHouston George Bush Intcntl
22h 30m
1 stop
ADL10:55 amAdelaide
Nov 29
ADL12:05 pmAdelaide
18h 40m
1 stop
IAH2:15 pmHouston George Bush Intcntl
$1,589

momondo Fare Finder

 
Customize your flight search to find flights from Houston 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 832,500 searches. Data last updated August 10, 2026.
Use the filters below to find and compare flights from Houston to Adelaide that are best for you.

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Depart

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Price

Cheapest round-trip

HoustonAdelaide

IAH Houston George Bush Intcntl - ADL Adelaide

IAHADL

Houston George Bush Intcntl

Mon 10/5

4:45 pm-7:25 pm

2 stops35h 10m

Adelaide

Wed 10/14

6:10 am-3:37 pm

2 stops24h 57m

$1,519

HoustonAdelaide

IAH Houston George Bush Intcntl - ADL Adelaide

IAHADL

Houston George Bush Intcntl

Mon 10/5

4:45 pm-12:10 pm

2 stops27h 55m

Adelaide

Wed 10/14

6:10 am-6:42 pm

2 stops28h 02m

$1,521

HoustonAdelaide

IAH Houston George Bush Intcntl - ADL Adelaide

IAHADL

Houston George Bush Intcntl

Mon 10/5

4:45 pm-7:25 pm

2 stops35h 10m

Adelaide

Wed 10/14

6:00 am-11:07 am

3 stops44h 37m

$1,531

HoustonAdelaide

IAH Houston George Bush Intcntl - ADL Adelaide

IAHADL

Houston George Bush Intcntl

Mon 10/5

4:45 pm-12:10 pm

2 stops27h 55m

Adelaide

Wed 10/14

6:00 am-9:52 pm

3 stops31h 22m

$1,534

HoustonAdelaide

IAH Houston George Bush Intcntl - ADL Adelaide

IAHADL

Houston George Bush Intcntl

Fri 11/13

12:18 pm-10:55 am

2 stops30h 07m

Adelaide

Sun 11/29

12:05 pm-2:15 pm

1 stop18h 40m

$1,585

HoustonAdelaide

IAH Houston George Bush Intcntl - ADL Adelaide

IAHADL

Houston George Bush Intcntl

Fri 11/13

12:18 pm-10:55 am

2 stops30h 07m

Adelaide

Sun 11/29

12:05 pm-2:15 pm

1 stop18h 40m

$1,586
Quickest round-trip

HoustonAdelaide

IAH Houston George Bush Intcntl - ADL Adelaide

IAHADL

Houston George Bush Intcntl

Fri 11/13

7:55 pm-10:55 am

1 stop22h 30m

Adelaide

Sun 11/29

12:05 pm-2:15 pm

1 stop18h 40m

$1,588

HoustonAdelaide

IAH Houston George Bush Intcntl - ADL Adelaide

IAHADL

Houston George Bush Intcntl

Fri 11/13

7:55 pm-10:55 am

1 stop22h 30m

Adelaide

Sun 11/29

12:05 pm-2:15 pm

1 stop18h 40m

$1,589

HoustonAdelaide

IAH Houston George Bush Intcntl - ADL Adelaide

IAHADL

Houston George Bush Intcntl

Fri 11/13

10:00 am-10:55 am

2 stops32h 25m

Adelaide

Sun 11/29

12:05 pm-2:15 pm

1 stop18h 40m

$1,594

HoustonAdelaide

IAH Houston George Bush Intcntl - ADL Adelaide

IAHADL

Houston George Bush Intcntl

Fri 11/13

8:00 am-10:55 am

2 stops34h 25m

Adelaide

Sun 11/29

7:10 pm-2:15 pm

2 stops35h 35m

$1,616

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Houston to Adelaide flight deals and tips

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

Fastest flight time

24h 30m

Direct flights

None
The fastest flight from Houston to Adelaide takes 24h 30m
There are no direct flights from Houston to Adelaide. There are no popular flight routes from Houston to Adelaide.
Search flight deals

Frequently asked questions about flying from Houston to Adelaide

  • How far is Houston to Adelaide by plane?

    Houston and Adelaide are 9297.4 mi apart from one another. A reasonable flight in good conditions will take 24h 30m.

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

    Prices for flights from Houston to Adelaide Airport are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Adelaide Airport.

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

    The travel and health documents you'll need for your trip to Adelaide Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Adelaide Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Houston to Adelaide

  • How do I get Price Alerts for flights from Houston to Adelaide?

    Confirm your travel details to search for the latest offers for flights from Houston 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 to Adelaide with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • 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.

Traveling 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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Adelaide from Houston.

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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