What is the cheapest airline that flies from Gladstone to Sydney Kingsford Smith?

Qantas Airways and Virgin Australia are the most popular carriers operating from Gladstone to Sydney Kingsford Smith

When did momondo last update prices for flights from Gladstone Airport to Sydney Kingsford Smith Airport?

Prices for flights from Gladstone Airport to Sydney Kingsford Smith Airport were last updated today.

How many operators does momondo search for flights from Gladstone Airport to Sydney Kingsford Smith Airport?

There are 2 operators available for flights from Gladstone Airport to Sydney Kingsford Smith Airport as of November 2026.

How old do you have to be to fly from Gladstone Airport to Sydney Kingsford Smith Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Gladstone Airport to Sydney Kingsford Smith Airport.

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

The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$291 Cheap Flights from Gladstone to Sydney in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Gladstone to Sydney

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Cheap return flights

Enter your travel dates to find the best prices.

13:00 - 17:40GLT Gladstone-SYD Sydney Kingsford Smith

3h 40m1 stop Brisbane

06:00 - 09:00SYD Sydney Kingsford Smith-GLT Gladstone

4h 00m1 stop Brisbane

$459Virgin Australia

Sun, 13 Dec - Mon, 21 Dec

13:00 - 19:40GLT Gladstone-SYD Sydney Kingsford Smith

5h 40m1 stop Brisbane

08:30 - 12:15SYD Sydney Kingsford Smith-GLT Gladstone

4h 45m1 stop Brisbane

$460Virgin Australia

Mon, 7 Dec - Sun, 13 Dec

11:40 - 18:55GLT Gladstone-SYD Sydney Kingsford Smith

6h 15m1 stop Brisbane

06:05 - 11:05SYD Sydney Kingsford Smith-GLT Gladstone

6h 00m1 stop Brisbane

$572Qantas Airways

Sat, 19 Dec - Sat, 26 Dec

17:05 - 21:30GLT Gladstone-SYD Sydney Kingsford Smith

3h 25m1 stop Brisbane

06:55 - 09:45SYD Sydney Kingsford Smith-GLT Gladstone

3h 50m1 stop Brisbane

$581Qantas Airways

Thu, 31 Dec - Mon, 4 Jan

17:05 - 22:25GLT Gladstone-SYD Sydney Kingsford Smith

4h 20m1 stop Brisbane

06:05 - 09:45SYD Sydney Kingsford Smith-GLT Gladstone

4h 40m1 stop Brisbane

$591Qantas Airways

Tue, 22 Dec - Tue, 29 Dec

13:00 - 18:40GLT Gladstone-SYD Sydney Kingsford Smith

4h 40m1 stop Brisbane

08:00 - 12:15SYD Sydney Kingsford Smith-GLT Gladstone

5h 15m1 stop Brisbane

$591Virgin Australia

Sun, 20 Dec - Sun, 27 Dec

13:00 - 18:40GLT Gladstone-SYD Sydney Kingsford Smith

4h 40m1 stop Brisbane

07:00 - 17:55SYD Sydney Kingsford Smith-GLT Gladstone

11h 55m1 stop Brisbane

$594Virgin Australia

Sun, 22 Nov - Thu, 26 Nov

18:40 - 07:35GLT Gladstone-SYD Sydney Kingsford Smith

11h 55m2 stops Brisbane Melbourne

06:55 - 09:45SYD Sydney Kingsford Smith-GLT Gladstone

3h 50m1 stop Brisbane

$805Multiple Airlines

Tue, 22 Dec - Tue, 29 Dec

17:15 - 07:25GLT Gladstone-SYD Sydney Kingsford Smith

13h 10m2 stops Brisbane Melbourne

06:05 - 11:05SYD Sydney Kingsford Smith-GLT Gladstone

6h 00m1 stop Brisbane

$914Multiple Airlines

Sat, 19 Dec - Sat, 26 Dec

11:40 - 22:15GLT Gladstone-SYD Sydney Kingsford Smith

9h 35m2 stops Brisbane Melbourne

06:05 - 09:45SYD Sydney Kingsford Smith-GLT Gladstone

4h 40m1 stop Brisbane

$927Multiple Airlines

Sun, 13 Dec - Mon, 21 Dec

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Virgin Australia flights from Gladstone to Sydney

Our best Virgin Australia deals on Gladstone to Sydney flight tickets

Virgin Australia

13 Dec

GLT13:00Gladstone

3h 40m

1 stop

SYD17:40Sydney Kingsford Smith

21 Dec

SYD06:00Sydney Kingsford Smith

4h 00m

1 stop

GLT09:00Gladstone

$459

Virgin Australia

7 Dec

GLT13:00Gladstone

5h 40m

1 stop

SYD19:40Sydney Kingsford Smith

13 Dec

SYD08:30Sydney Kingsford Smith

4h 45m

1 stop

GLT12:15Gladstone

$460

Virgin Australia

20 Dec

GLT13:00Gladstone

4h 40m

1 stop

SYD18:40Sydney Kingsford Smith

27 Dec

SYD08:00Sydney Kingsford Smith

5h 15m

1 stop

GLT12:15Gladstone

$591

Qantas Airways flights from Gladstone to Sydney

Our best Qantas Airways deals on Gladstone to Sydney flight tickets

Qantas Airways

31 Dec

GLT17:05Gladstone

3h 25m

1 stop

SYD21:30Sydney Kingsford Smith

4 Jan

SYD06:55Sydney Kingsford Smith

3h 50m

1 stop

GLT09:45Gladstone

$581

Qantas Airways

29 Nov

GLT17:05Gladstone

3h 25m

1 stop

SYD21:30Sydney Kingsford Smith

5 Dec

SYD07:20Sydney Kingsford Smith

4h 45m

1 stop

GLT11:05Gladstone

$691

Qantas Airways

28 Nov

GLT11:40Gladstone

6h 15m

1 stop

SYD18:55Sydney Kingsford Smith

4 Dec

SYD16:45Sydney Kingsford Smith

4h 15m

1 stop

GLT20:00Gladstone

$693

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Sun 13/12

13:00-17:40

1 stop3h 40m

Sydney Kingsford Smith

Mon 21/12

06:00-09:00

1 stop4h 00m

$459

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Mon 7/12

13:00-19:40

1 stop5h 40m

Sydney Kingsford Smith

Sun 13/12

08:30-12:15

1 stop4h 45m

$460

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Sat 19/12

11:40-18:55

1 stop6h 15m

Sydney Kingsford Smith

Sat 26/12

06:05-11:05

1 stop6h 00m

$572

Fastest return journey

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Thu 31/12

17:05-21:30

1 stop3h 25m

Sydney Kingsford Smith

Mon 4/1

06:55-09:45

1 stop3h 50m

$581

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Tue 22/12

17:05-22:25

1 stop4h 20m

Sydney Kingsford Smith

Tue 29/12

06:05-09:45

1 stop4h 40m

$591

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Sun 20/12

13:00-18:40

1 stop4h 40m

Sydney Kingsford Smith

Sun 27/12

08:00-12:15

1 stop5h 15m

$591

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Sun 22/11

13:00-18:40

1 stop4h 40m

Sydney Kingsford Smith

Thu 26/11

07:00-17:55

1 stop11h 55m

$594

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Tue 22/12

18:40-07:35

2 stops11h 55m

Sydney Kingsford Smith

Tue 29/12

06:55-09:45

1 stop3h 50m

$805

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Sat 19/12

17:15-07:25

2 stops13h 10m

Sydney Kingsford Smith

Sat 26/12

06:05-11:05

1 stop6h 00m

$914

GladstoneSydney

GLT Gladstone - SYD Sydney Kingsford Smith

GLTSYD

Gladstone

Sun 13/12

11:40-22:15

2 stops9h 35m

Sydney Kingsford Smith

Mon 21/12

06:05-09:45

1 stop4h 40m

$927

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

How to get the cheapest flight ticket from Gladstone 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

Prices

Airlines

What is the typical price of a round-trip flight between Gladstone and Sydney?

Prices are currently typical for flights on this route.

Typical prices usually range from $301 to $467.
The lowest price recently found on this route was $459.

What is the cheapest month to fly to Sydney?

The month of November is, on average, the cheapest month to fly to Sydney from Gladstone, with most prices found around $467. If you aren’t able to travel to Sydney during the month of November, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $492.

How have Gladstone to Sydney flight prices changed over time?

As of November 2026, prices for Gladstone to Sydney flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from Gladstone to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Gladstone to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Gladstone to Sydney (GLT to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Gladstone to Sydney

Best price found	$291
Fastest flight time	3h 40m
Direct flights	None

The best one-way flight to Sydney from Gladstone in the past 72 hours is $291. The best return flight deal from Gladstone to Sydney found on momondo in the last 72 hours is $459.

The fastest flight from Gladstone to Sydney takes 3h 40m

There are no direct flights from Gladstone to Sydney. There are no popular flight routes from Gladstone to Sydney.

Search flight deals

Frequently asked questions about flying from Gladstone to Sydney

How far is Gladstone to Sydney Kingsford Smith by plane?
There are 1115.2 km between Gladstone and Sydney Kingsford Smith. A reasonable flight in good conditions will take 3h 40m.
When did momondo last update prices for flights from Gladstone Airport to Sydney Kingsford Smith Airport?
Prices for flights from Gladstone Airport to Sydney Kingsford Smith Airport were last updated today.
How many operators does momondo search for flights from Gladstone Airport to Sydney Kingsford Smith Airport?
There are 2 operators available for flights from Gladstone Airport to Sydney Kingsford Smith Airport as of November 2026.
How old do you have to be to fly from Gladstone Airport to Sydney Kingsford Smith Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Gladstone Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Gladstone to Sydney?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Gladstone to Sydney is Qantas Airways (57% of total bookings). The next most popular airline is Virgin Australia (43%).

Best airlines flying from Gladstone to Sydney

Compare and see reviews for airlines that fly from Gladstone to Sydney with momondo

Airline	Rating	Free cancellation	Price
Virgin Australia	PriceFrom $225	Free cancellation	Rating 7.6 484 reviews		Search Virgin Australia flights
Qantas Airways	PriceFrom $292	Free cancellation	Rating 7.5 1,123 reviews		Search Qantas Airways flights

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Why use momondo?

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

It is quick and easy to find Gladstone to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

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

Yes. momondo enables you to select and highlight flights to Sydney from Gladstone with this policy.

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

Once all potential Gladstone to Sydney flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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