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$768+ 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SYD
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheapflights Tip: The best prices from Galveston to Sydney Kingsford Smith are usually found in July or March, booked 54 days in advance, depart on a Tuesday or Saturday and return on a Tuesday

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 December 23, 2025.

This Delta deal was found by Cheapflights users on 12/22. 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.
Sun 12/2810:46 amHOU - SYD
2 stops27h 04mDelta
Tue 1/1310:40 amSYD - HOU
2 stops22h 30mDelta
Deal found 12/22$1,767
This Delta deal was found by Cheapflights users on 12/22. 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.
Sat 12/276:40 pmHOU - SYD
2 stops44h 50mDelta
Mon 1/122:15 pmSYD - HOU
2 stops25h 18mDelta
Deal found 12/22$1,790
This Delta deal was found by Cheapflights users on 12/22. 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.
Wed 12/2410:46 amHOU - SYD
2 stops28h 44mDelta
Fri 1/910:40 amSYD - HOU
2 stops28h 53mDelta
Deal found 12/22$2,043
This Delta deal was found by Cheapflights users on 12/21. 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.
Tue 12/2310:46 amHOU - SYD
2 stops28h 44mDelta
Tue 1/62:15 pmSYD - HOU
2 stops37h 06mDelta
Deal found 12/21$2,117
This Delta deal was found by Cheapflights users on 12/22. 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.
Wed 12/2410:46 amHOU - SYD
2 stops28h 44mDelta
Wed 12/3110:40 amSYD - HOU
2 stops26h 44mDelta
Deal found 12/22$2,218
This Delta deal was found by Cheapflights users on 12/22. 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.
Thu 12/2510:46 amHOU - SYD
2 stops27h 04mDelta
Sat 1/1010:40 amSYD - HOU
2 stops22h 30mDelta
Deal found 12/22$2,256
This Delta deal was found by Cheapflights users on 12/22. 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.
Thu 12/253:25 pmHOU - SYD
2 stops24h 05mDelta
Wed 1/710:40 amSYD - HOU
2 stops28h 53mDelta
Deal found 12/22$2,268
This Delta deal was found by Cheapflights users on 12/21. 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.
Fri 12/2610:46 amHOU - SYD
2 stops28h 44mDelta
Thu 1/12:15 pmSYD - HOU
2 stops36h 46mDelta
Deal found 12/21$2,318
This oojo deal was found by Cheapflights users on 12/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/254:17 pmHOU - SYD
2 stops26h 38mQantas Airways
Sat 1/105:50 pmSYD - HOU
2 stops35h 19mQantas Airways
Deal found 12/21$2,345
This oojo deal was found by Cheapflights users on 12/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/234:21 pmHOU - SYD
2 stops29h 29mQantas Airways
Wed 12/312:05 pmSYD - HOU
1 stop38h 34mQantas Airways
Deal found 12/23$2,359
This Delta deal was found by Cheapflights users on 12/22. 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.
Fri 12/266:00 amHOU - SYD
2 stops33h 30mDelta
Sun 1/1110:40 amSYD - HOU
2 stops28h 53mDelta
Deal found 12/22$2,388

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 December 23, 2025.

Round-trip from

$986
(American Airlines)

One-way from

$768
(American Airlines)

Popular in

January

Cheapest in

July

Average price

$1,373
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. 17% potential increase in price ($236 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 23, 2025.
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

Sat 2/28

4:20 pm-6:55 am

1 stop21h 35m

Sydney Kingsford Smith

Thu 3/19

5:45 pm-11:58 pm

2 stops22h 13m

$1,281

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 5/4

2:32 pm-6:55 am

1 stop25h 23m

Sydney Kingsford Smith

Wed 5/13

5:50 pm-11:41 pm

2 stops20h 51m

$1,358

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Mon 5/4

6:31 pm-8:10 pm

2 stops34h 39m

Sydney Kingsford Smith

Wed 5/13

7:40 am-9:51 pm

2 stops29h 11m

$1,410

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sat 5/2

6:31 pm-6:55 am

1 stop21h 24m

Sydney Kingsford Smith

Sat 5/16

5:50 pm-11:41 pm

2 stops20h 51m

$1,431

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 3/10

4:20 pm-6:55 am

1 stop22h 35m

Sydney Kingsford Smith

Tue 3/24

1:05 pm-7:50 pm

1 stop22h 45m

$1,447

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Tue 3/10

11:44 am-6:05 am

2 stops26h 21m

Sydney Kingsford Smith

Tue 3/24

9:40 am-4:36 pm

2 stops22h 56m

$1,467

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Wed 2/11

5:45 am-8:30 am

2 stops33h 45m

Sydney Kingsford Smith

Sun 3/1

10:40 am-10:28 pm

2 stops28h 48m

$1,467

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Wed 4/29

6:00 am-6:35 am

2 stops33h 35m

Sydney Kingsford Smith

Mon 5/11

9:15 am-9:38 pm

2 stops27h 23m

$1,467

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Wed 3/11

11:44 am-7:25 am

2 stops27h 41m

Sydney Kingsford Smith

Tue 3/24

9:40 am-10:42 pm

2 stops29h 02m

$1,467

HoustonSydney

HOU - SYD

HOUSYD

Houston Hobby

Sun 3/15

4:20 pm-7:25 am

2 stops23h 05m

$768

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 18 results
1
2

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 December 19, 2025.

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, December is the cheapest month in which you can book a flight from Galveston to Sydney (average of $447). Flying from Galveston to Sydney in January is currently the most expensive (average of $847). 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 December 23, 2025.

A simple way to save on the total cost of your ticket is to fly from Galveston to Sydney in the afternoon. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Galveston to Sydney?

Use this chart to determine the cheapest time to fly round-trip from Galveston to Sydney. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Galveston to Sydney flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 23, 2025.
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
556 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.2

Food

7.4

Crew

8.5

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Air New Zealand
8.0
Very good
556 reviews
Air New Zealand
8.0
Very good
556 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.2

Food

7.4

Crew

8.5

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Delta
7.9
Good
8,013 reviews
Air New Zealand
8.0
Very good
556 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.2

Food

7.4

Crew

8.5

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Qantas Airways
7.5
Good
949 reviews
Air New Zealand
8.0
Very good
556 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.2

Food

7.4

Crew

8.5

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
United Airlines
7.4
Good
9,106 reviews
Air New Zealand
8.0
Very good
556 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.2

Food

7.4

Crew

8.5

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
American Airlines
7.2
Good
11,054 reviews
Air New Zealand
8.0
Very good
556 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.2

Food

7.4

Crew

8.5

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………

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 can get you from Galveston to Sydney in just under 21h 35m. Your travel time can differ by up to . Galveston and Sydney are separated by a distance of 8586 mi.

  • 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 $396. 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, December is the cheapest month in which you can book a flight from Galveston to Sydney (average of $447). Flying from Galveston to Sydney in January is currently the most expensive (average of $847). 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
Coogee

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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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$337Average$947FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$799Average$900FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$825Average$852FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$839Average$1,707FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$957Average$1,339FlexibilityNo cancel feeOn-time78%
Fiji AirwaysCheapest$971Average$1,162FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$998Average$1,242FlexibilityNo cancel feeOn-time67%

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