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Cheap flights from Sydney to Houston from $633

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Houston departing on 7/22. 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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0 bags

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Find the cheapest flights from Sydney to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:15 pm - 9:10 pm
SYD
-
IAH
46h 55m
3 stops
Multiple Airlines Logo
6:30 am - 10:10 pm
IAH
-
SYD
48h 40m
3 stops
$1,096Multiple Airlines
Sun, May 17 - Wed, May 27
Multiple Airlines Logo
1:15 pm - 9:10 pm
SYD
-
IAH
46h 55m
3 stops
Multiple Airlines Logo
4:07 pm - 10:10 pm
IAH
-
SYD
39h 03m
2 stops
$1,147Multiple Airlines
Sun, May 17 - Wed, May 27
ANA Logo
8:55 pm - 8:45 am
SYD
-
IAH
26h 50m
1 stop
ANA Logo
8:05 pm - 7:10 pm
IAH
-
SYD
32h 05m
2 stops
$1,166ANA
Tue, Sep 1 - Wed, Sep 30
ANA Logo
11:45 am - 8:45 am
SYD
-
IAH
36h 00m
1 stop
ANA Logo
8:10 pm - 8:15 pm
IAH
-
SYD
31h 05m
2 stops
$1,220ANA
Sun, Sep 13 - Sun, Nov 1
Multiple Airlines Logo
5:50 pm - 5:21 am
SYD
-
IAH
26h 31m
1 stop
Multiple Airlines Logo
5:17 pm - 7:30 am
IAH
-
SYD
23h 13m
1 stop
$1,221Multiple Airlines
Tue, Aug 11 - Tue, Aug 18
Multiple Airlines Logo
5:50 pm - 4:50 am
SYD
-
IAH
26h 00m
1 stop
Multiple Airlines Logo
4:07 pm - 7:30 am
IAH
-
SYD
24h 23m
1 stop
$1,225Multiple Airlines
Wed, May 27 - Wed, Jun 3
Multiple Airlines Logo
7:40 pm - 6:11 am
SYD
-
IAH
49h 31m
2 stops
Multiple Airlines Logo
10:15 pm - 3:30 pm
IAH
-
SYD
48h 15m
2 stops
$1,226Multiple Airlines
Sun, Sep 13 - Sat, Nov 7
Multiple Airlines Logo
5:50 pm - 4:50 am
SYD
-
IAH
26h 00m
1 stop
Multiple Airlines Logo
4:07 pm - 7:30 am
IAH
-
SYD
24h 23m
1 stop
$1,273Multiple Airlines
Mon, May 25 - Mon, Jun 1
Multiple Airlines Logo
5:50 pm - 5:21 am
SYD
-
IAH
26h 31m
1 stop
Multiple Airlines Logo
5:17 pm - 11:50 am
IAH
-
SYD
27h 33m
2 stops
$1,286Multiple Airlines
Tue, Aug 11 - Wed, Aug 26
Multiple Airlines Logo
9:10 am - 3:11 pm
SYD
-
IAH
21h 01m
1 stop
Multiple Airlines Logo
4:21 pm - 7:05 am
IAH
-
SYD
23h 44m
1 stop
$1,293Multiple Airlines
Wed, May 13 - Wed, May 20

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Fiji Airways flights from Sydney to Houston George Bush Intcntl Airport

Our best Fiji Airways deals on Sydney to Houston George Bush Intcntl Airport flight tickets
Fiji Airways
Jul 18
SYD1:15 pmSydney Kingsford Smith
21h 39m
2 stops
IAH7:54 pmHouston George Bush Intcntl
Aug 25
IAH6:53 pmHouston George Bush Intcntl
25h 57m
2 stops
SYD11:50 amSydney Kingsford Smith
$1,337
Fiji Airways
Jul 18
SYD1:15 pmSydney Kingsford Smith
21h 33m
2 stops
IAH7:48 pmHouston George Bush Intcntl
Aug 25
IAH6:53 pmHouston George Bush Intcntl
25h 57m
2 stops
SYD11:50 amSydney Kingsford Smith
$1,340

Air New Zealand flights from Sydney to Houston George Bush Intcntl Airport

Our best Air New Zealand deals on Sydney to Houston George Bush Intcntl Airport flight tickets
Air New Zealand
Aug 11
SYD7:20 pmSydney Kingsford Smith
36h 05m
1 stop
IAH4:25 pmHouston George Bush Intcntl
Aug 18
IAH4:20 pmHouston George Bush Intcntl
25h 25m
2 stops
SYD8:45 amSydney Kingsford Smith
$1,333
Air New Zealand
Jul 18
SYD11:55 amSydney Kingsford Smith
19h 30m
1 stop
IAH4:25 pmHouston George Bush Intcntl
Aug 25
IAH4:20 pmHouston George Bush Intcntl
25h 25m
2 stops
SYD8:45 amSydney Kingsford Smith
$1,470
Air New Zealand
Jul 18
SYD11:55 amSydney Kingsford Smith
19h 30m
1 stop
IAH4:25 pmHouston George Bush Intcntl
Aug 25
IAH12:30 pmHouston George Bush Intcntl
29h 15m
2 stops
SYD8:45 amSydney Kingsford Smith
$1,473

momondo Fare Finder

 
Customize your flight search to find flights from Sydney to Houston George Bush Intcntl Airport 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 April 29, 2026.
Use the filters below to find and compare flights from Sydney to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Sun 5/17

1:15 pm-9:10 pm

3 stops46h 55m

Houston George Bush Intcntl

Wed 5/27

6:30 am-10:10 pm

3 stops48h 40m

$1,096

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Sun 5/17

1:15 pm-9:10 pm

3 stops46h 55m

Houston George Bush Intcntl

Wed 5/27

4:07 pm-10:10 pm

2 stops39h 03m

$1,147

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 9/1

8:55 pm-8:45 am

1 stop26h 50m

Houston George Bush Intcntl

Wed 9/30

8:05 pm-7:10 pm

2 stops32h 05m

$1,166

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Sun 9/13

11:45 am-8:45 am

1 stop36h 00m

Houston George Bush Intcntl

Sun 11/1

8:10 pm-8:15 pm

2 stops31h 05m

$1,220

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 8/11

5:50 pm-5:21 am

1 stop26h 31m

Houston George Bush Intcntl

Tue 8/18

5:17 pm-7:30 am

1 stop23h 13m

$1,221

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 5/27

5:50 pm-4:50 am

1 stop26h 00m

Houston George Bush Intcntl

Wed 6/3

4:07 pm-7:30 am

1 stop24h 23m

$1,225

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Sun 9/13

7:40 pm-6:11 am

2 stops49h 31m

Houston George Bush Intcntl

Sat 11/7

10:15 pm-3:30 pm

2 stops48h 15m

$1,226

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Mon 5/25

5:50 pm-4:50 am

1 stop26h 00m

Houston George Bush Intcntl

Mon 6/1

4:07 pm-7:30 am

1 stop24h 23m

$1,273

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Tue 8/11

5:50 pm-5:21 am

1 stop26h 31m

Houston George Bush Intcntl

Wed 8/26

5:17 pm-11:50 am

2 stops27h 33m

$1,286
Quickest round-trip

SydneyHouston

SYD - IAH

SYDIAH

Sydney Kingsford Smith

Wed 5/13

9:10 am-3:11 pm

1 stop21h 01m

Houston George Bush Intcntl

Wed 5/20

4:21 pm-7:05 am

1 stop23h 44m

$1,293

Flights are sorted by cheapest round-trip flights first.

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

See travel insights to Houston from

How to get the cheapest flight ticket from Sydney to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Sydney and Houston George Bush Intcntl Airport?

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of March is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Sydney, with most prices found around $1,020. If you are unable to visit Houston George Bush Intcntl Airport during the month of March, then departing from Sydney during the month August is also very affordable. Most momondo users find prices during this month for around $1,042.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Sydney to Houston George Bush Intcntl Airport is on a Monday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Monday will often find tickets for as low as $1,169. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Friday is $1,835.

What is the cheapest Sydney Kingsford Smith to Houston George Bush Intcntl flight route?

Fly from Sydney Kingsford Smith to Houston George Bush Intcntl for the best Sydney Kingsford Smith - Houston George Bush Intcntl flight prices

How far in advance should I book a flight from Sydney to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $1,139 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Sydney for as low as $948 on momondo.

Can stopping save me money on Sydney to Houston George Bush Intcntl Airport flights?

You could potentially save up to 32% on your flight if you consider stops on a Sydney to Houston George Bush Intcntl Airport flight.

How have Sydney to Houston George Bush Intcntl Airport flight prices changed over time?

As of April 2026, prices for Sydney to Houston George Bush Intcntl Airport flights are approximately 2% cheaper when compared to flights at the same time last year.

When to book flights from Sydney to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sydney to Houston George Bush Intcntl Airport (SYD to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to Houston George Bush Intcntl Airport

Best Price Found

$1,684

Fastest flight time

21h 33m

Direct flights

None
The best flight deal from Sydney to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $1,684
The fastest flight from Sydney to Houston George Bush Intcntl Airport takes 21h 33m
There are no direct flights from Sydney to Houston George Bush Intcntl Airport. Popular non-direct route for this connection is Sydney Kingsford Smith Airport - Houston George Bush Intcntl Airport.
Search flight deals

Frequently asked questions about flying from Sydney to Houston George Bush Intcntl Airport

  • How far is Sydney Kingsford Smith to Houston George Bush Intcntl by plane?

    Sydney Kingsford Smith and Houston George Bush Intcntl are 8588.3 mi apart from one another. By plane, this route typically takes 21h 33m.

  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Houston George Bush Intcntl Airport?

    Prices for flights from Sydney Kingsford Smith Airport to Houston George Bush Intcntl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Sydney Kingsford Smith Airport to Houston George Bush Intcntl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents you'll need for your trip to Houston George Bush Intcntl 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 Houston George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Sydney to Houston George Bush Intcntl Airport?

  • What is the most popular airline from Sydney to Houston George Bush Intcntl Airport?

Best airlines flying from Sydney to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Sydney to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,104Free CancellationRating
7.4
9,680 reviews
Search United Airlines flights

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Katy
The Woodlands
Conroe
Humble
Spring
Cypress
Montgomery
Jersey Village
Tomball
Livingston

Why use momondo?

Why should I use momondo to find a flight deal from Sydney 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 from Sydney to Houston for you.

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

Yes. momondo allows you to filter the results for Sydney to Houston flights to just show those with flexible booking policies.

How can momondo help me find flights from Sydney to Houston?

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 Houston from Sydney.

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

If you are not ready to book a flight from Sydney to Houston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Houston and let you know when they change.

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