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Cheap flights from Houston George Bush Intcntl Airport to Sydney from $397

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 3/15. 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 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.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Houston George Bush Intcntl Airport to Sydney.

Cheap last minute flights

Planning a quick getaway from Houston George Bush Intcntl Airport to Sydney? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Sydney, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Houston George Bush Intcntl Airport to Sydney

Find recent round-trip train or bus tickets from Houston George Bush Intcntl Airport to Sydney.

All round-trip flight deals to Sydney

The cheapest plane tickets to Sydney found on KAYAK recently.
6:14 pm - 6:35 amIAH-SYD
19h 21m1 stop
11:15 am - 6:16 pmSYD-IAH
24h 01m1 stop
$828Qantas Airways
Find Deal
Sun, Feb 23 - Sun, Mar 9
6:14 pm - 9:00 amIAH-SYD
21h 46m2 stops
5:25 pm - 10:38 pmSYD-IAH
22h 13m2 stops
$836British Airways
Find Deal
Sun, Feb 23 - Sun, Mar 9
7:48 am - 6:35 amIAH-SYD
29h 47m1 stop
11:50 am - 9:07 pmSYD-IAH
26h 17m1 stop
$841American Airlines
Find Deal
Sun, Feb 23 - Sun, Mar 9
5:37 pm - 6:35 amIAH-SYD
20h 58m1 stop
11:50 am - 11:57 pmSYD-IAH
28h 07m1 stop
$843American Airlines
Find Deal
Mon, Mar 10 - Mon, Mar 17
8:45 am - 8:20 amIAH-SYD
31h 35m2 stops
9:20 am - 7:10 pmSYD-IAH
48h 50m2 stops
$1,241Air Canada
Find Deal
Mon, Mar 31 - Wed, Apr 9
9:30 am - 9:35 amIAH-SYD
55h 05m3 stops
10:20 am - 6:47 pmSYD-IAH
48h 27m2 stops
$1,244Air Canada
Find Deal
Mon, Feb 24 - Mon, Mar 24
12:20 pm - 6:20 amIAH-SYD
25h 00m1 stop
11:50 am - 10:25 amSYD-IAH
15h 35mnonstop
$1,386United Airlines
Find Deal
Sun, Feb 23 - Sun, Mar 9
8:25 pm - 7:00 amIAH-SYD
17h 35mnonstop
11:50 am - 11:25 amSYD-IAH
15h 35mnonstop
$1,389United Airlines
Find Deal
Mon, Feb 24 - Mon, Mar 24
4:55 pm - 9:15 amIAH-SYD
23h 20m1 stop
11:45 am - 2:05 pmSYD-IAH
19h 20m1 stop
$1,424Air New Zealand
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Mon, Jan 20 - Wed, Feb 5
8:05 pm - 12:40 pmIAH-SYD
23h 35m1 stop
11:20 am - 11:14 amSYD-IAH
39h 54m1 stop
$1,442Air New Zealand
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Sun, Feb 16 - Sun, Mar 16
7:52 pm - 9:00 amIAH-SYD
21h 08m1 stop
$397Qantas Airways
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Sat, Mar 15
12:09 pm - 6:55 amIAH-SYD
27h 46m1 stop
$414American Airlines
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Tue, May 13
2:31 pm - 6:35 amIAH-SYD
23h 04m1 stop
$415American Airlines
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Sat, Feb 8
7:55 pm - 7:25 amIAH-SYD
42h 30m1 stop
$416American Airlines
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Sun, Feb 16
9:30 am - 7:20 amIAH-SYD
54h 50m3 stops
$776Air Canada
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Thu, Apr 24
4:30 pm - 9:35 amIAH-SYD
24h 05m1 stop
$799Air Canada
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Wed, Feb 5
8:25 pm - 7:00 amIAH-SYD
17h 35mnonstop
$870United Airlines
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Thu, Mar 6
10:06 am - 9:15 amIAH-SYD
30h 09m1 stop
$874United Airlines
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Thu, Mar 6
4:00 pm - 6:50 amIAH-SYD
21h 50m1 stop
$879Delta
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Thu, Mar 6
6:20 pm - 9:05 amIAH-SYD
21h 45m1 stop
$1,809Air New Zealand
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Tue, Jan 28
2:18 pm - 7:25 amIAH-SYD
24h 07m2 stops
11:50 am - 8:29 pmSYD-IAH
25h 39m1 stop
$1,414American Airlines
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Mon, Jan 6 - Tue, Jan 21
6:51 pm - 12:30 pmIAH-SYD
24h 39m2 stops
2:00 pm - 10:15 pmSYD-IAH
25h 15m2 stops
$1,541
Find Deal
Tue, Jan 7 - Thu, Jan 23
4:29 pm - 10:20 amIAH-SYD
24h 51m2 stops
7:30 am - 1:51 pmSYD-IAH
23h 21m2 stops
$2,187Qantas Airways
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Tue, Jan 7 - Wed, Jan 22
6:56 pm - 10:20 amIAH-SYD
22h 24m2 stops
7:30 am - 11:26 amSYD-IAH
20h 56m2 stops
$2,248Qantas Airways
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Mon, Jan 6 - Wed, Jan 22
6:45 pm - 9:15 amIAH-SYD
21h 30m1 stop
7:15 pm - 2:05 pmSYD-IAH
35h 50m1 stop
$2,278Air New Zealand
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Fri, Jan 3 - Fri, Jan 17
7:50 pm - 9:05 amIAH-SYD
20h 15m1 stop
11:45 am - 2:05 pmSYD-IAH
19h 20m1 stop
$2,431Air New Zealand
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Tue, Jan 7 - Mon, Jan 20
8:25 pm - 7:00 amIAH-SYD
17h 35mnonstop
11:50 am - 10:25 amSYD-IAH
15h 35mnonstop
$2,440United Airlines
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Mon, Jan 6 - Tue, Jan 21
3:00 pm - 9:15 amIAH-SYD
25h 15m1 stop
11:50 am - 10:25 amSYD-IAH
15h 35mnonstop
$2,445United Airlines
Find Deal
Mon, Jan 6 - Tue, Jan 21
4:25 pm - 9:35 amIAH-SYD
24h 10m1 stop
11:20 am - 6:43 pmSYD-IAH
48h 23m2 stops
$2,556Air Canada
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Sun, Jan 5 - Wed, Jan 22
4:25 pm - 9:35 amIAH-SYD
24h 10m1 stop
11:20 am - 3:08 pmSYD-IAH
20h 48m1 stop
$2,731Air Canada
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Tue, Jan 7 - Sun, Jan 19
8:25 pm - 7:00 amIAH-SYD
17h 35mnonstop
11:50 am - 10:25 amSYD-IAH
15h 35mnonstop
$1,381Lufthansa
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Sun, Feb 23 - Sun, Mar 9
8:25 pm - 7:00 amIAH-SYD
17h 35mnonstop
11:50 am - 10:25 amSYD-IAH
15h 35mnonstop
$1,386United Airlines
Find Deal
Sun, Feb 23 - Sun, Mar 9
8:25 pm - 7:00 amIAH-SYD
17h 35mnonstop
11:50 am - 11:25 amSYD-IAH
15h 35mnonstop
$1,389United Airlines
Find Deal
Mon, Feb 24 - Mon, Mar 24
9:25 pm - 7:00 amIAH-SYD
17h 35mnonstop
11:50 am - 11:25 amSYD-IAH
15h 35mnonstop
$1,390United Airlines
Find Deal
Mon, Mar 10 - Mon, Mar 17
8:25 pm - 7:00 amIAH-SYD
17h 35mnonstop
11:50 am - 10:25 amSYD-IAH
15h 35mnonstop
$1,391United Airlines
Find Deal
Sun, Feb 23 - Sun, Mar 9
8:25 pm - 7:00 amIAH-SYD
17h 35mnonstop
11:50 am - 11:25 amSYD-IAH
15h 35mnonstop
$1,440United Airlines
Find Deal
Thu, Mar 6 - Sun, Mar 16
9:25 pm - 7:00 amIAH-SYD
17h 35mnonstop
11:50 am - 11:25 amSYD-IAH
15h 35mnonstop
$1,490United Airlines
Find Deal
Fri, Mar 14 - Sat, Mar 22
8:25 pm - 7:00 amIAH-SYD
17h 35mnonstop
11:50 am - 10:25 amSYD-IAH
15h 35mnonstop
$1,531Lufthansa
Find Deal
Tue, Feb 11 - Wed, Feb 26
8:25 pm - 7:00 amIAH-SYD
17h 35mnonstop
11:50 am - 10:25 amSYD-IAH
15h 35mnonstop
$1,539United Airlines
Find Deal
Mon, Feb 10 - Mon, Feb 17
8:25 pm - 7:00 amIAH-SYD
17h 35mnonstop
11:50 am - 11:25 amSYD-IAH
15h 35mnonstop
$1,540United Airlines
Find Deal
Sun, Feb 16 - Sun, Mar 16

American Airlines flights from Houston George Bush Intcntl Airport to Sydney

Our best American Airlines deals on Houston George Bush Intcntl Airport to Sydney flight tickets
American Airlines
Feb 23
IAH7:48 amHouston George Bush Intcntl
29h 47m
1 stop
SYD6:35 amSydney Kingsford Smith
Mar 9
SYD11:50 amSydney Kingsford Smith
26h 17m
1 stop
IAH9:07 pmHouston George Bush Intcntl
American Airlines
Mar 10
IAH5:37 pmHouston George Bush Intcntl
20h 58m
1 stop
SYD6:35 amSydney Kingsford Smith
Mar 17
SYD11:50 amSydney Kingsford Smith
28h 07m
1 stop
IAH11:57 pmHouston George Bush Intcntl
American Airlines
Feb 23
IAH12:24 pmHouston George Bush Intcntl
25h 11m
1 stop
SYD6:35 amSydney Kingsford Smith
Mar 9
SYD11:50 amSydney Kingsford Smith
17h 49m
1 stop
IAH12:39 pmHouston George Bush Intcntl

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
Mar 31
IAH8:45 amHouston George Bush Intcntl
31h 35m
2 stops
SYD8:20 amSydney Kingsford Smith
Apr 9
SYD9:20 amSydney Kingsford Smith
48h 50m
2 stops
IAH7:10 pmHouston George Bush Intcntl
Air Canada
Feb 24
IAH9:30 amHouston George Bush Intcntl
55h 05m
3 stops
SYD9:35 amSydney Kingsford Smith
Mar 24
SYD10:20 amSydney Kingsford Smith
48h 27m
2 stops
IAH6:47 pmHouston George Bush Intcntl
Air Canada
Mar 10
IAH8:45 amHouston George Bush Intcntl
31h 50m
2 stops
SYD8:35 amSydney Kingsford Smith
Mar 17
SYD10:20 amSydney Kingsford Smith
51h 58m
3 stops
IAH10:18 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 typical price of a round-trip flight between Houston George Bush Intcntl Airport and Sydney?

What is the cheapest month to fly to Sydney?

In general, March 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 $1,020. If you are unable to visit Sydney during the month of March, then departing from Houston George Bush Intcntl Airport during the month April is also very affordable. Most momondo users find prices during this month for around $1,081.

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 $1,348. 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?

The ideal time to book your flight to Sydney is 37 days in advance when prices tend to average $1,310. 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 $823 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.

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

You could potentially save up to 54% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Sydney flight.

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

As of January 2025, prices for Houston George Bush Intcntl Airport to Sydney flights are approximately 61% 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

$397

Fastest flight time

17h 35m

Direct flights

Every day

Airports in Sydney

1 airport
The best one-way flight to Sydney from Houston George Bush Intcntl Airport in the past 72 hours is $397. The best round-trip flight deal from Houston George Bush Intcntl Airport to Sydney found on momondo in the last 72 hours is $828.
The fastest flight from Houston George Bush Intcntl Airport to Sydney takes 17h 35m
Direct flights go from Houston George Bush Intcntl Airport to Sydney every day.
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 17h 35m 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
American AirlinesPriceFrom $479Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $830Free CancellationRating
8.0
8,536 reviews
Search Delta flights
Qantas AirwaysPriceFrom $861Free CancellationRating
7.5
805 reviews
Search Qantas Airways flights
Air CanadaPriceFrom $877Free CancellationRating
7.0
8,477 reviews
Search Air Canada flights
United AirlinesPriceFrom $897Free CancellationRating
7.4
8,969 reviews
Search United Airlines flights
Air New ZealandPriceFrom $1,144Free CancellationRating
8.0
482 reviews
Search Air New Zealand flights
  • United Airlines Flights From Houston George Bush Intcntl Airport to Sydney

    Across 7 United Airlines flights from Houston George Bush Intcntl Airport to Sydney this week, the average price was $1,423, with the best United Airlines deals starting from $897 round-trip. 8,969 users have rated United Airlines on momondo, with an average score of 7.4/10.


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.


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