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$834+ Cheap flights from Galveston, TX to Sydney (SYD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SYD
feb. 19 — feb. 261
jue. 2/19
jue. 2/26
1 adult, Economy
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Cheap flight deals from Galveston to Sydney

Cheapest flights from Galveston to Sydney
Explore the most affordable flight options available from Galveston to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 20, 2026.

This American Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/1012:18 pm
HOU
-
SYD
1 stop26h 37m
American Airlines
mar. 3/241:05 pm
SYD
-
HOU
1 stop22h 45m
American Airlines
Deal found 1/19$1,449
This American Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/44:19 pm
HOU
-
SYD
2 stops23h 46m
American Airlines
mié. 5/139:10 am
SYD
-
HOU
2 stops21h 39m
American Airlines
Deal found 1/19$1,452
This American Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/114:20 pm
HOU
-
SYD
2 stops24h 40m
American Airlines
mar. 3/241:05 pm
SYD
-
HOU
1 stop18h 45m
American Airlines
Deal found 1/19$1,453
This American Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/114:20 pm
HOU
-
SYD
1 stop22h 35m
American Airlines
dom. 3/225:45 pm
SYD
-
HOU
2 stops22h 13m
American Airlines
Deal found 1/19$1,454
This American Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/294:19 pm
HOU
-
SYD
2 stops26h 26m
American Airlines
mié. 5/2012:00 pm
SYD
-
HOU
1 stop18h 49m
American Airlines
Deal found 1/20$1,456
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 2/111:09 am
HOU
-
SYD
2 stops26h 41m
Delta
dom. 2/810:40 am
SYD
-
HOU
2 stops40h 41m
Delta
Deal found 1/20$1,469
This Delta deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 1/265:45 am
HOU
-
SYD
2 stops33h 45m
Delta
lun. 2/210:40 am
SYD
-
HOU
2 stops28h 53m
Delta
Deal found 1/19$1,470
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 2/111:09 am
HOU
-
SYD
2 stops28h 21m
Delta
dom. 2/1510:40 am
SYD
-
HOU
2 stops40h 21m
Delta
Deal found 1/20$1,480
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/2411:33 am
HOU
-
SYD
2 stops26h 32m
Delta
mar. 3/3110:15 am
SYD
-
HOU
2 stops40h 08m
Delta
Deal found 1/20$1,485
This American Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/2012:42 pm
HOU
-
SYD
1 stop27h 13m
American Airlines
vie. 5/2912:00 pm
SYD
-
HOU
1 stop18h 45m
American Airlines
Deal found 1/19$1,499
This American Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/14:15 pm
HOU
-
SYD
2 stops23h 50m
American Airlines
mar. 8/119:10 am
SYD
-
HOU
2 stops21h 40m
American Airlines
Deal found 1/19$1,502

Find flight deals from Galveston to Sydney

Keep the following information in mind while searching for Galveston to Sydney flight deals. Data was last updated enero 20, 2026.

Round-trip from

$1,449
(American Airlines)

One-way from

$834
(Cathay Pacific)

Popular in

May

Cheapest in

July

Average price

$1,450
From Galveston to Sydney Kingsford Smith
Search Deals
One-way flight from Galveston to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($126 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Galveston to Sydney 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, Cheapflights users made 2,558,603 searches. Data last updated enero 20, 2026.
Use the filters below to find and compare flights from Galveston to Sydney that are best for you.

Fly from

Galveston

Fly to

Sydney

Route

Depart

Return

Price

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

mié. 3/11

4:20 pm-9:00 am

2 stops24h 40m

Sydney Kingsford Smith

dom. 3/22

5:45 pm-11:58 pm

2 stops22h 13m

$1,453

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

mar. 2/24

1:06 pm-6:50 am

2 stops24h 44m

Sydney Kingsford Smith

mié. 3/11

9:40 am-10:42 pm

2 stops29h 02m

$1,469

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

dom. 5/3

6:00 am-6:35 am

2 stops33h 35m

Sydney Kingsford Smith

lun. 5/25

9:15 am-9:38 pm

2 stops27h 23m

$1,469

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

dom. 2/1

11:09 am-6:50 am

2 stops26h 41m

Sydney Kingsford Smith

dom. 2/8

10:40 am-10:21 am

2 stops40h 41m

$1,469

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

mar. 3/10

11:33 am-7:30 am

2 stops27h 57m

Sydney Kingsford Smith

mar. 3/24

1:15 pm-10:42 pm

2 stops25h 27m

$1,470

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

mié. 3/11

6:00 am-7:25 am

2 stops33h 25m

Sydney Kingsford Smith

mar. 3/24

9:40 am-10:42 pm

2 stops29h 02m

$1,470

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

dom. 2/1

11:09 am-8:30 am

2 stops28h 21m

Sydney Kingsford Smith

dom. 2/15

10:40 am-10:01 am

2 stops40h 21m

$1,480

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

mar. 3/24

11:33 am-6:05 am

2 stops26h 32m

Sydney Kingsford Smith

mar. 3/31

10:15 am-10:23 am

2 stops40h 08m

$1,485

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

vie. 2/20

10:50 am-8:30 am

2 stops28h 40m

Sydney Kingsford Smith

dom. 3/8

10:40 am-9:42 pm

2 stops28h 02m

$1,519

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

mié. 5/20

6:00 am-6:35 am

2 stops33h 35m

Sydney Kingsford Smith

vie. 5/29

9:15 am-9:38 pm

2 stops27h 23m

$1,520

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Showing 1-10 of 19 results
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Best time to book a flight from Galveston to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Galveston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Galveston to Sydney

How far ahead should I book a flight from Galveston to Sydney?

Use this chart to determine the optimal time to book a round-trip flight from Galveston to Sydney. Price data was last updated on January 16, 2026.

Booking 54 days in advance of your planned departure date is, on average, the best time to get cheap flights from Galveston to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Galveston to Sydney?

Currently, May is the cheapest month in which you can book a flight from Galveston to Sydney (average of $414). Flying from Galveston to Sydney in January is currently the most expensive (average of $846). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from G4L to SYD?

Find hourly flight availability from Galveston to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 20, 2026.

When flying from Galveston to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Galveston to Sydney?

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated enero 20, 2026.
Read through reviews of airlines operating flights from Galveston to Sydney, such as Air New Zealand, Delta, and Qantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very good
572 reviews

Boarding

8.2

Crew

8.5

Food

7.4

Overall

8.0

Comfort

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Air New Zealand
8.0
Very good
572 reviews
Air New Zealand
8.0
Very good
572 reviews

Boarding

8.2

Crew

8.5

Food

7.4

Overall

8.0

Comfort

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Delta
7.9
Good
8,085 reviews
Air New Zealand
8.0
Very good
572 reviews

Boarding

8.2

Crew

8.5

Food

7.4

Overall

8.0

Comfort

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Qantas Airways
7.5
Good
973 reviews
Air New Zealand
8.0
Very good
572 reviews

Boarding

8.2

Crew

8.5

Food

7.4

Overall

8.0

Comfort

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
United Airlines
7.4
Good
9,189 reviews
Air New Zealand
8.0
Very good
572 reviews

Boarding

8.2

Crew

8.5

Food

7.4

Overall

8.0

Comfort

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
American Airlines
7.2
Good
11,169 reviews
Air New Zealand
8.0
Very good
572 reviews

Boarding

8.2

Crew

8.5

Food

7.4

Overall

8.0

Comfort

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane

Related info for your journey

Find useful and relevant information for your journey from Galveston to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Galveston?

    Sydney Kingsford Smith (SYD) is the airport you will fly into if you book a flight from Galveston to Sydney. You should not have trouble finding flights to Kingsford Smith from Galveston; the airport handles an average of 0 inbound flights from Galveston per day. You should also have plenty of airline options to choose from since 7 airlines have flights to the Sydney airport from Galveston. It is only a 4.6 mi journey from Kingsford Smith (SYD) to Sydney’s city center.

  • How long is the flight from Galveston to Sydney?

    American Airlines and Delta can get you from Galveston to Sydney in just under 24h 40m. Your travel time can differ by up to 04m. Galveston and Sydney are separated by a distance of 8586 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Galveston to Sydney one-way?

    To fly one-way, consider booking your trip with Qantas Airways, which is currently one of the cheapest options available, starting at $385. American Airlines flights start at $404 while deals on United Airlines start at $430 one-way.

  • Can I find deals for flights from Galveston to Sydney that include hotel bookings?

    Yes. In addition to deals on Galveston to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Galveston to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Galveston to Sydney.

  • Can I find deals for business class flights from Galveston to Sydney?

    Yes. Cheapflights offers flight deals from Galveston to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Galveston to Sydney?

    Currently, May is the cheapest month in which you can book a flight from Galveston to Sydney (average of $414). Flying from Galveston to Sydney in January is currently the most expensive (average of $846). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Manly

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Top 7 airlines flying from Galveston to Sydney

Discover the top 7 airlines that operate flights from Galveston to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$337Average$948FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$666Average$910FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$820Average$849FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$839Average$1,696FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$957Average$1,337FlexibilityNo cancel feeOn-time78%
Fiji AirwaysCheapest$971Average$1,162FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$997Average$1,202FlexibilityNo cancel feeOn-time67%

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