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Cheap flights from Houston to Adelaide from $1,006

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 2/25. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:25 pm - 10:30 pm
IAH
-
ADL
36h 35m
2 stops
Multiple Airlines Logo
6:55 pm - 4:24 pm
ADL
-
IAH
36h 59m
2 stops
$1,006Multiple Airlines
Wed, Feb 25 - Tue, Mar 10
Air Canada Logo
4:45 pm - 11:50 am
IAH
-
ADL
28h 35m
2 stops
Air Canada Logo
7:00 pm - 3:44 pm
ADL
-
IAH
35h 14m
2 stops
$1,012Air Canada
Mon, May 11 - Sun, May 24
Air Canada Logo
12:00 pm - 11:50 am
IAH
-
ADL
33h 20m
3 stops
Air Canada Logo
7:00 pm - 3:44 pm
ADL
-
IAH
35h 14m
2 stops
$1,020Air Canada
Mon, May 11 - Sun, May 24
Singapore Airlines Logo
5:25 pm - 10:30 pm
IAH
-
ADL
36h 35m
2 stops
Singapore Airlines Logo
6:10 am - 4:24 pm
ADL
-
IAH
26h 44m
2 stops
$1,023Singapore Airlines
Tue, Feb 24 - Tue, Mar 3
Multiple Airlines Logo
5:25 pm - 10:30 pm
IAH
-
ADL
36h 35m
2 stops
Multiple Airlines Logo
6:10 am - 4:24 pm
ADL
-
IAH
25h 44m
2 stops
$1,031Multiple Airlines
Wed, Feb 25 - Wed, Mar 11
Singapore Airlines Logo
5:25 pm - 4:20 pm
IAH
-
ADL
30h 25m
2 stops
Singapore Airlines Logo
6:10 am - 4:24 pm
ADL
-
IAH
26h 44m
2 stops
$1,068Singapore Airlines
Thu, Feb 26 - Tue, Mar 3
American Airlines Logo
4:20 pm - 1:00 pm
HOU
-
ADL
29h 10m
2 stops
American Airlines Logo
7:50 am - 7:50 pm
ADL
-
HOU
27h 30m
2 stops
$2,041American Airlines
Fri, Mar 20 - Fri, Mar 27
Qantas Airways Logo
4:21 pm - 6:50 pm
HOU
-
ADL
33h 59m
2 stops
Qantas Airways Logo
1:40 pm - 7:50 pm
ADL
-
HOU
45h 40m
3 stops
$2,158Qantas Airways
Wed, Feb 25 - Tue, Mar 10
Qantas Airways Logo
4:21 pm - 6:50 pm
HOU
-
ADL
33h 59m
2 stops
Qantas Airways Logo
1:40 pm - 7:50 pm
ADL
-
HOU
45h 40m
3 stops
$2,159Qantas Airways
Wed, Feb 25 - Tue, Mar 10
American Airlines Logo
4:21 pm - 10:55 am
HOU
-
ADL
26h 04m
2 stops
American Airlines Logo
6:25 am - 3:50 pm
ADL
-
HOU
24h 55m
2 stops
$2,457American Airlines
Wed, Feb 25 - Tue, Mar 10

Air Canada flights from Houston to Adelaide

Our best Air Canada deals on Houston to Adelaide flight tickets
Air Canada
May 11
IAH4:45 pmHouston George Bush Intcntl
28h 35m
2 stops
ADL11:50 amAdelaide
May 24
ADL7:00 pmAdelaide
35h 14m
2 stops
IAH3:44 pmHouston George Bush Intcntl
$1,012
Air Canada
May 11
IAH12:00 pmHouston George Bush Intcntl
33h 20m
3 stops
ADL11:50 amAdelaide
May 24
ADL7:00 pmAdelaide
35h 14m
2 stops
IAH3:44 pmHouston George Bush Intcntl
$1,020
Air Canada
Feb 25
IAH5:25 pmHouston George Bush Intcntl
36h 35m
2 stops
ADL10:30 pmAdelaide
Mar 10
ADL6:55 pmAdelaide
36h 59m
2 stops
IAH4:24 pmHouston George Bush Intcntl
$1,073

Singapore Airlines flights from Houston to Adelaide

Our best Singapore Airlines deals on Houston to Adelaide flight tickets
Singapore Airlines
Feb 24
IAH5:25 pmHouston George Bush Intcntl
36h 35m
2 stops
ADL10:30 pmAdelaide
Mar 3
ADL6:10 amAdelaide
26h 44m
2 stops
IAH4:24 pmHouston George Bush Intcntl
$1,023
Singapore Airlines
Feb 26
IAH5:25 pmHouston George Bush Intcntl
30h 25m
2 stops
ADL4:20 pmAdelaide
Mar 3
ADL6:10 amAdelaide
26h 44m
2 stops
IAH4:24 pmHouston George Bush Intcntl
$1,068
Singapore Airlines
Feb 23
IAH5:25 pmHouston George Bush Intcntl
30h 25m
2 stops
ADL4:20 pmAdelaide
Mar 3
ADL6:10 amAdelaide
26h 44m
2 stops
IAH4:24 pmHouston George Bush Intcntl
$1,087

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 February 4, 2026.
Use the filters below to find and compare flights from Houston to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 2/25

5:25 pm-10:30 pm

2 stops36h 35m

Adelaide

Tue 3/10

6:55 pm-4:24 pm

2 stops36h 59m

$1,006

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Mon 5/11

4:45 pm-11:50 am

2 stops28h 35m

Adelaide

Sun 5/24

7:00 pm-3:44 pm

2 stops35h 14m

$1,012

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Mon 5/11

12:00 pm-11:50 am

3 stops33h 20m

Adelaide

Sun 5/24

7:00 pm-3:44 pm

2 stops35h 14m

$1,020

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Tue 2/24

5:25 pm-10:30 pm

2 stops36h 35m

Adelaide

Tue 3/3

6:10 am-4:24 pm

2 stops26h 44m

$1,023

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Wed 2/25

5:25 pm-10:30 pm

2 stops36h 35m

Adelaide

Wed 3/11

6:10 am-4:24 pm

2 stops25h 44m

$1,031

HoustonAdelaide

IAH - ADL

IAHADL

Houston George Bush Intcntl

Thu 2/26

5:25 pm-4:20 pm

2 stops30h 25m

Adelaide

Tue 3/3

6:10 am-4:24 pm

2 stops26h 44m

$1,068

HoustonAdelaide

HOU - ADL

HOUADL

Houston Hobby

Fri 3/20

4:20 pm-1:00 pm

2 stops29h 10m

Adelaide

Fri 3/27

7:50 am-7:50 pm

2 stops27h 30m

$2,041

HoustonAdelaide

HOU - ADL

HOUADL

Houston Hobby

Wed 2/25

4:21 pm-6:50 pm

2 stops33h 59m

Adelaide

Tue 3/10

1:40 pm-7:50 pm

3 stops45h 40m

$2,158

HoustonAdelaide

HOU - ADL

HOUADL

Houston Hobby

Wed 2/25

4:21 pm-6:50 pm

2 stops33h 59m

Adelaide

Tue 3/10

1:40 pm-7:50 pm

3 stops45h 40m

$2,159

HoustonAdelaide

HOU - ADL

HOUADL

Houston Hobby

Wed 2/25

4:21 pm-10:55 am

2 stops26h 04m

Adelaide

Tue 3/10

6:25 am-3:50 pm

2 stops24h 55m

$2,457

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

22h 30m

Direct flights

None
The fastest flight from Houston to Adelaide takes 22h 30m
There are no direct flights from Houston to Adelaide. There are no popular flight routes from Houston to Adelaide.
Search flight deals

  • 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 22h 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.

  • 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.

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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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