Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Houston George Bush Intcntl Airport to Sydney from $693

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Sydney departing on 10/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Houston George Bush Intcntl Airport to Sydney

Cheap round-trip flights

These are some of the best round-trip flight deals from Houston George Bush Intcntl Airport to Sydney that have been recently found on momondo from popular airlines, departing in the coming months.
Air New Zealand Logo
9:55 pm - 10:35 amIAH-SYD
21h 40m1 stop
Air New Zealand Logo
11:50 am - 4:15 pmSYD-IAH
19h 25m1 stop
$962Air New Zealand
Find Deal
mié., sep. 10 - mié., sep. 24
Air New Zealand Logo
9:55 pm - 8:45 amIAH-SYD
19h 50m1 stop
Air New Zealand Logo
11:50 am - 9:41 pmSYD-IAH
24h 51m2 stops
$971Air New Zealand
Find Deal
mar., sep. 2 - mar., sep. 16
Qantas Airways Logo
7:55 pm - 7:05 amIAH-SYD
20h 10m1 stop
Qantas Airways Logo
9:10 am - 7:22 pmSYD-IAH
25h 12m1 stop
$1,349Qantas Airways
Find Deal
mar., jul. 1 - mar., jul. 8
Air Canada Logo
10:00 am - 8:20 amIAH-SYD
54h 20m3 stops
Air Canada Logo
10:20 am - 1:29 pmSYD-IAH
43h 09m2 stops
$1,353Air Canada
Find Deal
vie., oct. 17 - dom., oct. 26
Air Canada Logo
4:32 pm - 7:20 amIAH-SYD
47h 48m2 stops
Air Canada Logo
9:20 am - 7:42 pmSYD-IAH
49h 22m3 stops
$1,376Air Canada
Find Deal
jue., sep. 18 - mar., sep. 30
Qantas Airways Logo
7:55 pm - 7:30 amIAH-SYD
20h 35m1 stop
Qantas Airways Logo
9:10 am - 7:22 pmSYD-IAH
25h 12m1 stop
$1,404Qantas Airways
Find Deal
lun., jun. 23 - jue., jul. 24
American Airlines Logo
4:36 pm - 7:30 amIAH-SYD
23h 54m2 stops
American Airlines Logo
2:30 pm - 3:55 pmSYD-IAH
18h 25m1 stop
$1,415American Airlines
Find Deal
lun., ago. 11 - lun., ene. 19
American Airlines Logo
4:24 pm - 7:30 amIAH-SYD
24h 06m2 stops
American Airlines Logo
12:10 pm - 3:44 pmSYD-IAH
18h 34m1 stop
$1,418American Airlines
Find Deal
mar., ago. 5 - dom., ago. 31
United Airlines Logo
9:45 am - 7:00 amIAH-SYD
30h 15m1 stop
United Airlines Logo
11:50 am - 10:25 amSYD-IAH
15h 35mnonstop
$1,448United Airlines
Find Deal
lun., ago. 11 - mar., ene. 20
United Airlines Logo
11:20 am - 6:55 amIAH-SYD
28h 35m2 stops
United Airlines Logo
9:30 am - 6:41 pmSYD-IAH
24h 11m1 stop
$1,449United Airlines
Find Deal
dom., jun. 22 - dom., jul. 6

Air Canada flights from Houston George Bush Intcntl Airport to Sydney

Our best Air Canada deals on Houston George Bush Intcntl Airport to Sydney flight tickets
Air Canada
Oct 17
IAH10:00 amHouston George Bush Intcntl
54h 20m
3 stops
SYD8:20 amSydney Kingsford Smith
Oct 26
SYD10:20 amSydney Kingsford Smith
43h 09m
2 stops
IAH1:29 pmHouston George Bush Intcntl
Air Canada
Sep 18
IAH4:32 pmHouston George Bush Intcntl
47h 48m
2 stops
SYD7:20 amSydney Kingsford Smith
Sep 30
SYD9:20 amSydney Kingsford Smith
49h 22m
3 stops
IAH7:42 pmHouston George Bush Intcntl
Air Canada
Sep 9
IAH9:32 amHouston George Bush Intcntl
30h 48m
2 stops
SYD7:20 amSydney Kingsford Smith
Sep 24
SYD9:20 amSydney Kingsford Smith
43h 09m
2 stops
IAH1:29 pmHouston George Bush Intcntl

United Airlines flights from Houston George Bush Intcntl Airport to Sydney

Our best United Airlines deals on Houston George Bush Intcntl Airport to Sydney flight tickets
United Airlines
Aug 11
IAH9:45 amHouston George Bush Intcntl
30h 15m
1 stop
SYD7:00 amSydney Kingsford Smith
Jan 20
SYD11:50 amSydney Kingsford Smith
15h 35m
IAH10:25 amHouston George Bush Intcntl
United Airlines
Jun 22
IAH11:20 amHouston George Bush Intcntl
28h 35m
2 stops
SYD6:55 amSydney Kingsford Smith
Jul 6
SYD9:30 amSydney Kingsford Smith
24h 11m
1 stop
IAH6:41 pmHouston George Bush Intcntl
United Airlines
Jun 23
IAH2:42 pmHouston George Bush Intcntl
25h 13m
1 stop
SYD6:55 amSydney Kingsford Smith
Jul 2
SYD9:30 amSydney Kingsford Smith
24h 11m
1 stop
IAH6:41 pmHouston George Bush Intcntl

See travel insights to Sydney from

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

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 cheapest month to fly to Sydney?

In general, April is the cheapest month to fly from Houston George Bush Intcntl Airport to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $989. If you are unable to visit Sydney during the month of April, then departing from Houston George Bush Intcntl Airport during the month June is also very affordable. Most momondo users find prices during this month for around $1,040.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Houston George Bush Intcntl Airport to Sydney is on a Tuesday when prices can be found for as low as $1,171. The most expensive day to fly to Sydney is Thursday, with ticket prices averaging around $1,370.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is at noon. momondo users have found flights departing from Houston George Bush Intcntl Airport to Sydney at noon for as low as $868. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the evening, with an average ticket price of $1,742. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

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

You are more likely to see cheaper flights to Sydney from Houston George Bush Intcntl Airport when booking 15 weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,260 when searching 15 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Houston George Bush Intcntl Airport for as low as $998 on momondo.

What cabin class options are available on Houston George Bush Intcntl to Sydney Kingsford Smith flights?

There are 3 cabin classes available to choose from on Houston George Bush Intcntl to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of April 2025, prices for Houston George Bush Intcntl Airport to Sydney flights are approximately 36% cheaper when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$693

Fastest flight time

17h 30m

Direct flights

None

Airports in Sydney

1 airport
The best one-way flight to Sydney from Houston George Bush Intcntl Airport in the past 72 hours is $693. The best round-trip flight deal from Houston George Bush Intcntl Airport to Sydney found on momondo in the last 72 hours is $962.
The fastest flight from Houston George Bush Intcntl Airport to Sydney takes 17h 30m
There are no direct flights from Houston George Bush Intcntl Airport to Sydney. Popular non-direct route for this connection is Houston George Bush Intcntl Airport - Sydney Kingsford Smith Airport.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

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

    A flight from Houston George Bush Intcntl to Sydney Kingsford Smith will travel around 8588.3 mi. Typically, this will take 19h 42m by plane in normal conditions.

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

    Prices for flights from Houston George Bush Intcntl Airport to Sydney Kingsford Smith Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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


Best airlines flying from Houston George Bush Intcntl Airport to Sydney

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Sydney with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom $799Free CancellationRating
7.5
829 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $824Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $847Free CancellationRating
8.0
7,934 reviews
Search Delta flights
Fiji AirwaysPriceFrom $868Free CancellationRating
8.1
190 reviews
Search Fiji Airways flights
United AirlinesPriceFrom $884Free CancellationRating
7.4
8,696 reviews
Search United Airlines flights
Air CanadaPriceFrom $962Free CancellationRating
7.0
9,252 reviews
Search Air Canada flights
Air New ZealandPriceFrom $965Free CancellationRating
8.0
472 reviews
Search Air New Zealand flights

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Bondi Beach
Cronulla
Randwick
Wollongong
Katoomba
Manly
Coogee
Penrith
Charlestown
Lithgow
Swansea
Terrigal

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Houston to Sydney. momondo saves you time and could save you money on your trip.

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

All flight searches from Houston to Sydney on momondo can be filtered to show those which offer flexible booking policies.

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

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

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

Of course. momondo tracks the price of Houston to Sydney flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
lun. 5/5
lun. 5/12

Find better results for your trip to Australia