How long is the flight from Gladstone to Sydney?

Virgin Australia can get you from Gladstone to Sydney in just under 7h. Your travel time can differ by up to . The distance from Gladstone to Sydney is about 1118 km.

What are the cheapest airlines flying from Gladstone to Sydney round-trip?

Our cheapest airline available from Gladstone to Sydney is Virgin Australia. Our recent data shows that you can find tickets from as low as $206 on this airline. An additional option worth looking into is Qantas Airways, starting at $278. Virgin Australia is 62% cheaper than the average price of flights available within the next 90 days to this destination.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Gladstone to Sydney as you normally would.

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

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

How can I find direct flights from Gladstone to Sydney?

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

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

Yes. Cheapflights offers flight deals from Gladstone 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.

$270+ Cheap Flights from Gladstone to Sydney

Cheap flight deals from Gladstone to Sydney

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Gladstone to Sydney
Explore the most affordable flight options available from Gladstone to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Sat 17/1010:40 -

1 stop7h 00m

Mon 19/1008:30 -

1 stop4h 15m

Deal found 8/9$458

Sat 5/1210:35 -

1 stop7h 05m

Mon 4/108:30 -

1 stop3h 35m

Deal found 10/9$478

Mon 5/1008:35 -

1 stop12h 45m

Mon 12/1007:00 -

1 stop5h 45m

Deal found 7/9$522

Fri 18/1217:05 -

1 stop4h 20m

Mon 21/1206:05 -

1 stop4h 40m

Deal found 8/9$532

Wed 7/1007:40 -

1 stop5h 35m

Wed 14/1011:00 -

1 stop7h 00m

Deal found 8/9$543

Thu 17/1206:30 -

1 stop4h 15m

Sun 20/1208:00 -

1 stop10h 55m

Deal found 8/9$563

Thu 1/1017:35 -

1 stop4h 45m

Mon 12/1008:00 -

1 stop4h 45m

Deal found 7/9$565

Fri 18/1217:05 -

1 stop4h 20m

Sun 20/1208:00 -

1 stop10h 55m

Deal found 8/9$566

Sat 5/1210:35 -

1 stop7h 05m

Sat 2/107:00 -

1 stop3h 50m

Deal found 9/9$576

Sat 5/1210:35 -

1 stop7h 05m

Sun 3/107:00 -

1 stop11h 55m

Deal found 10/9$595

Find flight deals from Gladstone to Sydney

Round-trip from	$458
One-way from	$270
Popular in	October
Cheapest in	February
Average price	$579

Virgin Australia
17/10-19/10
2 total stops
11h 15m total
Gladstone to Sydney

Search Deals

Virgin Australia
15/9-31/12
1 total stop
4h 45m total
Gladstone to Sydney

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($111 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Tue 15/9

17:35-22:20

1 stop4h 45m

Sydney Kingsford Smith

Wed 31/12

00:00-00:00

Nonstop0h 00m

$270

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Wed 23/9

17:35-22:20

1 stop4h 45m

Sydney Kingsford Smith

Wed 31/12

00:00-00:00

Nonstop0h 00m

$314

Fastest return journey

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Fri 25/9

17:35-21:25

1 stop3h 50m

Sydney Kingsford Smith

Wed 31/12

00:00-00:00

Nonstop0h 00m

$415

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Sat 17/10

10:40-18:40

1 stop7h 00m

Sydney Kingsford Smith

Thu 22/10

10:30-17:00

1 stop7h 30m

$458

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Tue 13/10

17:35-22:20

1 stop3h 45m

Sydney Kingsford Smith

Sat 31/10

07:30-09:50

1 stop3h 20m

$458

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Sat 5/12

10:35-18:40

1 stop7h 05m

Sydney Kingsford Smith

Mon 4/1

08:30-11:05

1 stop3h 35m

$478

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Mon 1/2

08:05-17:40

1 stop8h 35m

Sydney Kingsford Smith

Fri 5/2

09:00-17:55

1 stop9h 55m

$487

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Mon 5/10

08:35-22:20

1 stop12h 45m

Sydney Kingsford Smith

Mon 12/10

07:00-11:45

1 stop5h 45m

$522

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Thu 1/10

17:35-22:20

1 stop4h 45m

Sydney Kingsford Smith

Mon 12/10

08:00-11:45

1 stop4h 45m

$565

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Sat 5/12

10:35-18:40

1 stop7h 05m

Sydney Kingsford Smith

Sun 3/1

07:00-17:55

1 stop11h 55m

$595

Flights are sorted by cheapest return flights first.

Deals found on 9/9

Showing 1-10 of 12 resultsSorted by cheapest first

Best time to book a flight from Gladstone to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Gladstone with our price prediction graph.

GLT-SYD

Estimated return 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 Gladstone to Sydney

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

Currently, February is the cheapest month in which you can book a flight from Gladstone to Sydney (average of $284). Flying from Gladstone to Sydney in October is currently the most expensive (average of $820). 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.

Reviews of airlines servicing Sydney

See what other customers who have flown with Virgin Australia and Qantas Airways from Gladstone to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Virgin Australia

7.6

Good

474 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

Virgin Australia

7.6

Good

474 reviews

Virgin Australia

7.6

Good

474 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

Qantas Airways

7.5

Good

1,091 reviews

Virgin Australia

7.6

Good

474 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

Related info for your journey

How long is the flight from Gladstone to Sydney?
Virgin Australia can get you from Gladstone to Sydney in just under 7h. Your travel time can differ by up to . The distance from Gladstone to Sydney is about 1118 km.
What are the cheapest airlines flying from Gladstone to Sydney round-trip?
Our cheapest airline available from Gladstone to Sydney is Virgin Australia. Our recent data shows that you can find tickets from as low as $206 on this airline. An additional option worth looking into is Qantas Airways, starting at $278. Virgin Australia is 62% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for flights from Gladstone to Sydney that include hotel bookings?
Yes. In addition to deals on Gladstone to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Gladstone to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gladstone to Sydney.
Can I find deals for business class flights from Gladstone to Sydney?
Yes. Cheapflights offers flight deals from Gladstone 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 Gladstone to Sydney?
Currently, February is the cheapest month in which you can book a flight from Gladstone to Sydney (average of $284). Flying from Gladstone to Sydney in October is currently the most expensive (average of $820). 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

Parramatta

Wollongong

Penrith

Manly

Katoomba

Lithgow

Cronulla

Terrigal

Leura

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Bondi Beach

Coogee

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Sydney flight routes

Top 2 airlines flying from Gladstone to Sydney

Airline	Cheapest	Average	Flexibility	On-time
Virgin Australia	Cheapest$206	Average$487	FlexibilityNo cancel fee	On-time80%	Search Virgin Australia flights
Qantas Airways	Cheapest$278	Average$581	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights

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How does Cheapflights help users find flights from Gladstone to Sydney?

Deals for Gladstone to Sydney flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Gladstone to Sydney?

Millions of users choose and trust Cheapflights to book the best flight deals from Gladstone to Sydney for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Gladstone to Sydney with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Gladstone to Sydney flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Gladstone to Sydney become cheaper?

Yes! Start tracking prices for Gladstone to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Gladstone to Sydney from $270

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Gladstone to Sydney

Cheapest flights from Gladstone to SydneyExplore the most affordable flight options available from Gladstone to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Explore the most affordable flight options available from Gladstone to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Best flights from Gladstone to SydneyDiscover carefully curated flight deals from Gladstone to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Discover carefully curated flight deals from Gladstone to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Last-minute flights from Gladstone to SydneyDiscover last-minute flight deals from Gladstone to Sydney. Data last updated 10 September 2026 and is based on user searches.

Discover last-minute flight deals from Gladstone to Sydney. Data last updated 10 September 2026 and is based on user searches.

One-way flights from Gladstone to SydneySearch for one-way flight options from Gladstone to Sydney. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

Search for one-way flight options from Gladstone to Sydney. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

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Use the filters below to find and compare flights from Gladstone to Sydney that are best for you.

Best time to book a flight from Gladstone to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Gladstone with our price prediction graph.

Cheapflights Insights

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

Reviews of airlines servicing Sydney

See what other customers who have flown with Virgin Australia and Qantas Airways from Gladstone to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Gladstone to Sydney?

What are the cheapest airlines flying from Gladstone to Sydney round-trip?

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

How can I find direct flights from Gladstone to Sydney?

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

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

Travelling to a place near Sydney?

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Alternative routes for Gladstone to Sydney

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Complete your trip

Complete your trip to Sydney by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to New South Wales

Book a non-stop flight to one of these other cities located in New South Wales.

Search flights from Gladstone to Sydney by cabin class

Find flights from Gladstone to Sydney, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Gladstone and Sydney flights

Browse other Gladstone and Sydney flight options. Last updated on 10 September 2026.

Other flights from Gladstone

Browse through other flights departing from Gladstone. Flights are based on user searches made on Cheapflights and were last updated on 10 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Sydney

Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 10 September 2026.

Top 2 airlines flying from Gladstone to Sydney

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How does Cheapflights help users find flights from Gladstone to Sydney?

Why should you use Cheapflights to find cheap flight tickets from Gladstone to Sydney?

Can Cheapflights find flights from Gladstone to Sydney with no change fees?

Can Cheapflights notify me if prices for flights from Gladstone to Sydney become cheaper?

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Cheapest flights from Gladstone to Sydney
Explore the most affordable flight options available from Gladstone to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Best flights from Gladstone to Sydney
Discover carefully curated flight deals from Gladstone to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Last-minute flights from Gladstone to Sydney
Discover last-minute flight deals from Gladstone to Sydney. Data last updated 10 September 2026 and is based on user searches.

One-way flights from Gladstone to Sydney
Search for one-way flight options from Gladstone to Sydney. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.