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Look for other cheap flights to Houston

$743 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 29/7. 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.
Air New Zealand Logo
09:55 - 16:25
SYD
-
IAH
21h 30m
1 stop
Air New Zealand Logo
21:55 - 10:40
IAH
-
SYD
21h 45m
1 stop
$1,402Air New Zealand
Wed, 29 Apr - Wed, 13 May
Air New Zealand Logo
11:55 - 16:25
SYD
-
IAH
19h 30m
1 stop
Air New Zealand Logo
21:55 - 08:45
IAH
-
SYD
19h 50m
1 stop
$1,405Air New Zealand
Sat, 5 Sep - Mon, 21 Sep
Air Canada Logo
10:00 - 16:24
BNE
-
IAH
21h 24m
1 stop
Air Canada Logo
11:50 - 07:05
IAH
-
BNE
28h 15m
2 stops
$1,424Air Canada
Wed, 22 Apr - Wed, 29 Apr
Air Canada Logo
10:00 - 20:29
BNE
-
IAH
49h 29m
2 stops
Air Canada Logo
07:00 - 07:05
IAH
-
BNE
57h 05m
2 stops
$1,431Air Canada
Thu, 23 Apr - Thu, 30 Apr
Qantas Airways Logo
09:45 - 23:26
MEL
-
IAH
28h 41m
2 stops
Qantas Airways Logo
16:17 - 06:45
IAH
-
MEL
23h 28m
2 stops
$1,626Qantas Airways
Thu, 14 May - Fri, 22 May
Qantas Airways Logo
09:45 - 19:11
MEL
-
IAH
24h 26m
1 stop
Qantas Airways Logo
19:44 - 05:00
IAH
-
MEL
42h 16m
1 stop
$1,629Qantas Airways
Thu, 14 May - Fri, 22 May
United Airlines Logo
10:55 - 22:52
MEL
-
IAH
26h 57m
1 stop
United Airlines Logo
18:05 - 08:15
IAH
-
MEL
23h 10m
1 stop
$1,697United Airlines
Fri, 24 Apr - Thu, 7 May
United Airlines Logo
23:45 - 00:59
PER
-
IAH
38h 14m
2 stops
United Airlines Logo
19:50 - 12:30
IAH
-
PER
27h 40m
2 stops
$2,486United Airlines
Mon, 22 Jun - Mon, 13 Jul
Qatar Airways Logo
15:40 - 15:48
PER
-
HOU
37h 08m
2 stops
Qatar Airways Logo
20:21 - 18:35
HOU
-
PER
33h 14m
2 stops
$3,135Qatar Airways
Thu, 16 Apr - Thu, 23 Apr
Qatar Airways Logo
22:45 - 19:51
PER
-
HOU
34h 06m
2 stops
Qatar Airways Logo
12:42 - 18:35
HOU
-
PER
40h 53m
2 stops
$3,240Qatar Airways
Tue, 21 Apr - Tue, 28 Apr

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 10 March 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

Wed 29/4

09:55-16:25

1 stop21h 30m

Houston George Bush Intcntl

Wed 13/5

21:55-10:40

1 stop21h 45m

$1,402
Fastest return journey

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Sat 5/9

11:55-16:25

1 stop19h 30m

Houston George Bush Intcntl

Mon 21/9

21:55-08:45

1 stop19h 50m

$1,405

BrisbaneHouston

BNE - IAH

BNEIAH

Brisbane

Wed 22/4

10:00-16:24

1 stop21h 24m

Houston George Bush Intcntl

Wed 29/4

11:50-07:05

2 stops28h 15m

$1,424

BrisbaneHouston

BNE - IAH

BNEIAH

Brisbane

Thu 23/4

10:00-20:29

2 stops49h 29m

Houston George Bush Intcntl

Thu 30/4

07:00-07:05

2 stops57h 05m

$1,431

MelbourneHouston

MEL - IAH

MELIAH

Melbourne

Thu 14/5

09:45-23:26

2 stops28h 41m

Houston George Bush Intcntl

Fri 22/5

16:17-06:45

2 stops23h 28m

$1,626

MelbourneHouston

MEL - IAH

MELIAH

Melbourne

Thu 14/5

09:45-19:11

1 stop24h 26m

Houston George Bush Intcntl

Fri 22/5

19:44-05:00

1 stop42h 16m

$1,629

MelbourneHouston

MEL - IAH

MELIAH

Melbourne

Fri 24/4

10:55-22:52

1 stop26h 57m

Houston George Bush Intcntl

Thu 7/5

18:05-08:15

1 stop23h 10m

$1,697

PerthHouston

PER - IAH

PERIAH

Perth

Mon 22/6

23:45-00:59

2 stops38h 14m

Houston George Bush Intcntl

Mon 13/7

19:50-12:30

2 stops27h 40m

$2,486

PerthHouston

PER - HOU

PERHOU

Perth

Thu 16/4

15:40-15:48

2 stops37h 08m

Houston Hobby

Thu 23/4

20:21-18:35

2 stops33h 14m

$3,135

PerthHouston

PER - HOU

PERHOU

Perth

Tue 21/4

22:45-19:51

2 stops34h 06m

Houston Hobby

Tue 28/4

12:42-18:35

2 stops40h 53m

$3,240

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 October is also cheap. Prices for this month can be found on momondo for an average of $1,499.

What is the absolute cheapest flight to Houston?

The best deal found on momondo in the last two weeks was a flight to Houston from Los Angeles for $394. This is 70% cheaper than most flight deals to Houston. To find the cheapest price to Houston from your area, use momondo’s Airport-to-Airport Pricing Tool.

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 $1,673 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 $1,363 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 SYDNEYMay12% cheaperFlying from Sydney to Houston costs on average just $1,479 in May
MOST EXPENSIVE MONTH TO FLY TO HOUSTON FROM SYDNEYDecember17% more expensiveIt costs about $1,959 for flights to Houston from Sydney in December
MOST POPULAR MONTH TO FLY TO HOUSTON FROM SYDNEYDecember270% 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

$743

Best Round-Trip Price

$1,402

Fastest flight time

21h 08m

Popular in

June
The best one-way flight price to Houston from Australia in the last 72 hours is $743 (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 $1,402 (Sydney Kingsford Smith to Houston George Bush Intcntl).
Search Deals
The fastest flight to Houston from Australia takes 21h 08m (Sydney Kingsford Smith to Houston Hobby).
Search Deals
June has the highest demand for flights to Houston, with a 5% 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 $1,673.

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 $1,323 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 10 as of March 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 $985
Melbourne to Houston Flightsfrom $1,008
Perth to Houston Flightsfrom $1,565
Brisbane to Houston Flightsfrom $1,001
Adelaide to Houston Flightsfrom $1,422