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Look for other cheap flights to Houston

$808 Cheap flights to Houston

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Houston departing on 2/10. 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 Australia to Houston

Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:15 - 18:07
SYD
-
IAH
22h 52m
2 stops
American Airlines Logo
18:17 - 09:00
IAH
-
SYD
21h 43m
2 stops
$1,420American Airlines
Mon, 26 Oct - Mon, 9 Nov
American Airlines Logo
18:50 - 13:18
SYD
-
IAH
34h 28m
2 stops
American Airlines Logo
08:46 - 06:55
IAH
-
SYD
30h 09m
1 stop
$1,474American Airlines
Thu, 22 Oct - Mon, 26 Oct
Qantas Airways Logo
12:00 - 15:24
SYD
-
IAH
18h 24m
1 stop
Qantas Airways Logo
17:30 - 08:00
IAH
-
SYD
22h 30m
1 stop
$1,518Qantas Airways
Thu, 24 Sep - Wed, 28 Oct
Qantas Airways Logo
09:10 - 15:24
SYD
-
IAH
21h 14m
2 stops
Qantas Airways Logo
18:50 - 06:55
IAH
-
SYD
20h 05m
1 stop
$1,525Qantas Airways
Thu, 24 Sep - Wed, 28 Oct
Air New Zealand Logo
14:00 - 15:25
MEL
-
IAH
40h 25m
1 stop
Air New Zealand Logo
17:15 - 17:45
IAH
-
MEL
32h 30m
2 stops
$1,848Air New Zealand
Sun, 27 Sep - Sun, 18 Oct
Air New Zealand Logo
12:20 - 16:25
BNE
-
IAH
19h 05m
1 stop
Air New Zealand Logo
16:20 - 11:05
IAH
-
BNE
27h 45m
2 stops
$2,013Air New Zealand
Wed, 2 Sep - Sun, 6 Sep
Qatar Airways Logo
22:45 - 15:20
PER
-
IAH
30h 35m
1 stop
Qatar Airways Logo
17:40 - 18:45
IAH
-
PER
35h 05m
1 stop
$2,690Qatar Airways
Thu, 5 Nov - Sun, 8 Nov
Qatar Airways Logo
22:45 - 15:20
PER
-
IAH
30h 35m
1 stop
Qatar Airways Logo
17:40 - 18:45
IAH
-
PER
35h 05m
1 stop
$2,695Qatar Airways
Thu, 5 Nov - Sun, 8 Nov
Air Canada Logo
22:20 - 15:37
ADL
-
IAH
32h 47m
2 stops
Air Canada Logo
07:20 - 13:55
IAH
-
ADL
39h 05m
3 stops
$2,756Air Canada
Sun, 4 Oct - Thu, 22 Oct
Air Canada Logo
06:00 - 21:52
ADL
-
IAH
31h 22m
3 stops
Air Canada Logo
07:20 - 13:55
IAH
-
ADL
39h 05m
3 stops
$2,950Air Canada
Sun, 4 Oct - Thu, 22 Oct

momondo Fare Finder

 
Locate flights to Houston that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 14 May 2026.
Use the filters below to find and compare flights to Houston that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 26/10

11:15-18:07

2 stops22h 52m

Houston George Bush Intcntl

Mon 9/11

18:17-09:00

2 stops21h 43m

$1,420

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 22/10

18:50-13:18

2 stops34h 28m

Houston George Bush Intcntl

Mon 26/10

08:46-06:55

1 stop30h 09m

$1,474
Fastest return journey

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 24/9

12:00-15:24

1 stop18h 24m

Houston George Bush Intcntl

Wed 28/10

17:30-08:00

1 stop22h 30m

$1,518

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Thu 24/9

09:10-15:24

2 stops21h 14m

Houston George Bush Intcntl

Wed 28/10

18:50-06:55

1 stop20h 05m

$1,525

MelbourneHouston

MEL - IAH

MELIAH

Melbourne

Sun 27/9

14:00-15:25

1 stop40h 25m

Houston George Bush Intcntl

Sun 18/10

17:15-17:45

2 stops32h 30m

$1,848

BrisbaneHouston

BNE - IAH

BNEIAH

Brisbane

Wed 2/9

12:20-16:25

1 stop19h 05m

Houston George Bush Intcntl

Sun 6/9

16:20-11:05

2 stops27h 45m

$2,013

PerthHouston

PER - IAH

PERIAH

Perth

Thu 5/11

22:45-15:20

1 stop30h 35m

Houston George Bush Intcntl

Sun 8/11

17:40-18:45

1 stop35h 05m

$2,690

PerthHouston

PER - IAH

PERIAH

Perth

Thu 5/11

22:45-15:20

1 stop30h 35m

Houston George Bush Intcntl

Sun 8/11

17:40-18:45

1 stop35h 05m

$2,695

AdelaideHouston

ADL - IAH

ADLIAH

Adelaide

Sun 4/10

22:20-15:37

2 stops32h 47m

Houston George Bush Intcntl

Thu 22/10

07:20-13:55

3 stops39h 05m

$2,756

AdelaideHouston

ADL - IAH

ADLIAH

Adelaide

Sun 4/10

06:00-21:52

3 stops31h 22m

Houston George Bush Intcntl

Thu 22/10

07:20-13:55

3 stops39h 05m

$2,950

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Houston from

Houston flights insights and trends

Explore insights for your Houston flight to craft the best travel plan

What is the cheapest month to fly to Houston?

If you aren’t able to travel to Houston during the month of May, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,455.

What is the absolute cheapest flight to Houston?

See prices from:

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $1,655 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Australia for as low as $1,322 on momondo.

Cheapest flights to Houston

Find the cheapest flights to Houston from your nearest city or airport
Find flights from Sydney to Houston George Bush Intcntl Airport
CHEAPEST MONTH TO FLY TO HOUSTON FROM SYDNEYMay16% cheaperFlying from Sydney to Houston costs on average just $1,406 in May
MOST EXPENSIVE MONTH TO FLY TO HOUSTON FROM SYDNEYDecember15% more expensiveIt costs about $1,912 for flights to Houston from Sydney in December
MOST POPULAR MONTH TO FLY TO HOUSTON FROM SYDNEYDecember475% more users visitedMore momondo users searched in flights to Houston from Sydney in December than any other month

Cheap Houston flight deals and tips

Summary info about Houston flight prices, duration and airlines

Best One-Way Price

$808

Best Round-Trip Price

$1,420

Fastest flight time

18h 49m

Popular in

June
The best one-way flight price to Houston from Australia in the last 72 hours is $808 (Sydney Kingsford Smith to Houston George Bush Intcntl).
Search Deals
The best round-trip flight price to Houston from Australia in the last 72 hours is $1,420 (Sydney Kingsford Smith to Houston George Bush Intcntl).
Search Deals
The fastest flight to Houston from Australia takes 18h 49m (Sydney Kingsford Smith to Houston Hobby).
Search Deals
June has the highest demand for flights to Houston, with a 6% price increase on average.
Search Deals

Frequently asked questions about flying to Houston

How far in advance should I book a flight to Houston?

We recommend purchasing flights from Australia to Houston 5 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Houston for $1,655.

Is there an alternative airport near Houston?

Those flying to Houston could potentially find better pricing at Houston George Bush Intcntl Airport (26 km from Houston city centre), Beaumont Jefferson County Airport (132 km from Houston city centre) or College Station Easterwood Field Airport (133 km from Houston city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into Houston?

You can find deals at Houston George Bush Intcntl Airport for $1,419 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

Are there flights to Montrose?

Yes, if you fly to Houston Hobby in Houston which is the closest available airport to Montrose (15.8 km away).

When did momondo last update prices for flights to Houston?

Prices for flights to Houston are refreshed on a daily basis.

How many operators does momondo search for flights to Houston?

The number of operators available for flights to Houston is 8 as of May 2026.

How old do you have to be to fly to Houston?

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 stopovers. It is recommended that you verify with the airline you are booking with for travel to Houston.

What documentation or ID do you need to fly to Houston?

The travel and health documents required for your trip to Houston can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Houston. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

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

Flights to Houston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights to Houston?

momondo helps you find the best flight to Houston by providing filters to narrow your choice of flights to those matching your criteria. You can select fights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Houston, momondo offers a useful price alert feature which will track prices for flights to Houston and alert you when they change.

An easier way to manage your Houston trip

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Find better results for your trip to Houston

Popular Flights to Houston

Popular routes according to searches in the past day on momondo
Sydney Kingsford Smith to Houston Flightsfrom $1,100
Melbourne to Houston Flightsfrom $1,122
Brisbane to Houston Flightsfrom $1,419
Perth to Houston Flightsfrom $1,953
Adelaide to Houston Flightsfrom $1,952