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Look for other cheap flights to Houston

$724 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 8/9. 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.
Multiple Airlines Logo
06:00 - 18:09
SYD
-
IAH
51h 09m
2 stops
Multiple Airlines Logo
10:49 - 11:50
IAH
-
SYD
34h 01m
2 stops
$1,435Multiple Airlines
Thu, 16 Apr - Sun, 26 Apr
Air Canada Logo
09:20 - 16:24
SYD
-
IAH
22h 04m
1 stop
Air Canada Logo
09:35 - 07:20
IAH
-
SYD
30h 45m
1 stop
$1,440Air Canada
Wed, 22 Apr - Wed, 29 Apr
Air Canada Logo
09:20 - 20:14
SYD
-
IAH
25h 54m
2 stops
Air Canada Logo
12:48 - 07:20
IAH
-
SYD
27h 32m
2 stops
$1,448Air Canada
Wed, 22 Apr - Wed, 29 Apr
American Airlines Logo
09:10 - 15:48
SYD
-
HOU
21h 38m
2 stops
American Airlines Logo
16:19 - 07:05
HOU
-
SYD
23h 46m
2 stops
$1,609American Airlines
Tue, 28 Apr - Sun, 10 May
American Airlines Logo
09:10 - 15:48
SYD
-
HOU
21h 38m
2 stops
American Airlines Logo
20:21 - 06:55
HOU
-
SYD
19h 34m
1 stop
$1,620American Airlines
Wed, 29 Apr - Wed, 13 May
Qantas Airways Logo
12:00 - 15:48
SYD
-
HOU
18h 48m
1 stop
Qantas Airways Logo
20:23 - 06:55
HOU
-
SYD
19h 32m
1 stop
$1,630Qantas Airways
Wed, 22 Apr - Wed, 3 Jun
Qantas Airways Logo
12:00 - 15:48
SYD
-
HOU
18h 48m
1 stop
Qantas Airways Logo
20:21 - 06:55
HOU
-
SYD
19h 34m
1 stop
$1,631Qantas Airways
Wed, 29 Apr - Wed, 13 May
United Airlines Logo
10:55 - 16:52
MEL
-
IAH
20h 57m
1 stop
United Airlines Logo
22:09 - 08:15
IAH
-
MEL
43h 06m
1 stop
$1,773United Airlines
Fri, 7 Aug - Sat, 15 Aug
ANA Logo
21:35 - 05:17
PER
-
IAH
44h 42m
2 stops
ANA Logo
11:35 - 20:00
IAH
-
PER
43h 25m
1 stop
$2,408ANA
Sun, 19 Apr - Tue, 29 Sep
ANA Logo
11:15 - 08:45
PER
-
IAH
58h 30m
2 stops
ANA Logo
07:35 - 20:00
IAH
-
PER
47h 25m
2 stops
$2,449ANA
Thu, 23 Apr - Tue, 29 Sep

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 26 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

Thu 16/4

06:00-18:09

2 stops51h 09m

Houston George Bush Intcntl

Sun 26/4

10:49-11:50

2 stops34h 01m

$1,435

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 22/4

09:20-16:24

1 stop22h 04m

Houston George Bush Intcntl

Wed 29/4

09:35-07:20

1 stop30h 45m

$1,440

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 22/4

09:20-20:14

2 stops25h 54m

Houston George Bush Intcntl

Wed 29/4

12:48-07:20

2 stops27h 32m

$1,448

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Tue 28/4

09:10-15:48

2 stops21h 38m

Houston Hobby

Sun 10/5

16:19-07:05

2 stops23h 46m

$1,609

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Wed 29/4

09:10-15:48

2 stops21h 38m

Houston Hobby

Wed 13/5

20:21-06:55

1 stop19h 34m

$1,620
Fastest return journey

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Wed 22/4

12:00-15:48

1 stop18h 48m

Houston Hobby

Wed 3/6

20:23-06:55

1 stop19h 32m

$1,630

SydneyHouston

SYD - HOU

SYDHOU

Sydney Kingsford Smith

Wed 29/4

12:00-15:48

1 stop18h 48m

Houston Hobby

Wed 13/5

20:21-06:55

1 stop19h 34m

$1,631

MelbourneHouston

MEL - IAH

MELIAH

Melbourne

Fri 7/8

10:55-16:52

1 stop20h 57m

Houston George Bush Intcntl

Sat 15/8

22:09-08:15

1 stop43h 06m

$1,773

PerthHouston

PER - IAH

PERIAH

Perth

Sun 19/4

21:35-05:17

2 stops44h 42m

Houston George Bush Intcntl

Tue 29/9

11:35-20:00

1 stop43h 25m

$2,408

PerthHouston

PER - IAH

PERIAH

Perth

Thu 23/4

11:15-08:45

2 stops58h 30m

Houston George Bush Intcntl

Tue 29/9

07:35-20:00

2 stops47h 25m

$2,449

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 $1,521.

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 $282. This is 80% 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 $1,698 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 $1,383 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 $1,501 in May
MOST EXPENSIVE MONTH TO FLY TO HOUSTON FROM SYDNEYDecember17% more expensiveIt costs about $1,988 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

$724

Best Round-Trip Price

$1,435

Fastest flight time

22h 58m

Popular in

June
The best one-way flight price to Houston from Australia in the last 72 hours is $724 (Melbourne to Houston George Bush Intcntl).
Search Deals
The best round-trip flight price to Houston from Australia in the last 72 hours is $1,435 (Sydney Kingsford Smith to Houston George Bush Intcntl).
Search Deals
The fastest flight to Houston from Australia takes 22h 58m (Melbourne 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 $1,698.

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 $1,411 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 George Bush Intcntl in Houston which is the closest available airport to Montrose (27.7 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 $1,020
Melbourne to Houston Flightsfrom $860
Brisbane to Houston Flightsfrom $1,116
Perth to Houston Flightsfrom $1,271
Adelaide to Houston Flightsfrom $1,282