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

Qantas Airways is the most popular carrier 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 December 2025.

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.

$285 Cheap Flights from Gladstone to Sydney in 2025/26

1 adult

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Find the cheapest flights from Gladstone to Sydney

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

GLT

SYD

1801 kmmulti-stop

SYD

GLT

1801 kmmulti-stop

Multiple Airlines

Virgin Australia flights from Gladstone to Sydney

Our best Virgin Australia deals on Gladstone to Sydney flight tickets

Virgin Australia

22 Dec

GLT11:55Gladstone

6h 15m

1 stop

SYD19:10Sydney Kingsford Smith

29 Dec

SYD08:30Sydney Kingsford Smith

3h 35m

1 stop

GLT11:05Gladstone

$656

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Virgin Australia

22 Dec

GLT08:05Gladstone

8h 35m

1 stop

SYD17:40Sydney Kingsford Smith

29 Dec

SYD17:50Sydney Kingsford Smith

25h 05m

2 stops

GLT17:55Gladstone

$982

Find similar

Qantas Airways flights from Gladstone to Sydney

Our best Qantas Airways deals on Gladstone to Sydney flight tickets

Qantas Airways

19 Dec

GLT06:35Gladstone

6h 50m

1 stop

SYD14:25Sydney Kingsford Smith

22 Dec

SYD07:05Sydney Kingsford Smith

3h 45m

1 stop

GLT09:50Gladstone

$787

Find similar

Qantas Airways

19 Dec

GLT10:30Gladstone

9h 30m

2 stops

SYD21:00Sydney Kingsford Smith

22 Dec

SYD07:05Sydney Kingsford Smith

3h 45m

1 stop

GLT09:50Gladstone

$1,117

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Fly from

Fly to

Route

Depart

Return

Price

GladstoneSydney

GLT - SYD

GLTSYD

Gladstone

Fri 6/2

10:30-19:25

1 stop7h 55m

$285

GladstoneSydney

GLT - SYD

GLTSYD

Gladstone

Fri 6/2

18:40-07:25

2 stops11h 45m

$404

Flights are sorted by cheapest return flights first.

Sorted 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 cheapest month to fly to Sydney?

The month of September is, on average, the cheapest month to fly to Sydney from Gladstone, with most prices found around $470. If you aren’t able to travel to Sydney during the month of September, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $500.

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Monday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $557. The most expensive day to fly to Sydney is Thursday, with ticket prices averaging around $743.

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 in the afternoon. momondo users have found flights departing from Gladstone to Sydney in the afternoon for as low as $629. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $758 on average. Flights to Sydney from Gladstone in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

How have Gladstone to Sydney flight prices changed over time?

As of December 2025, prices for Gladstone to Sydney flights are approximately 1% more expensive 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

Fastest flight time	4h 15m
Direct flights	None

The fastest flight from Gladstone to Sydney takes 4h 15m

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

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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 4h 15m.
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 December 2025.
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 (72% of total bookings). The next most popular airline is Virgin Australia (28%).

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 $235	Free cancellation	Rating 7.6 426 reviews		Search Virgin Australia flights
Qantas Airways	PriceFrom $470	Free cancellation	Rating 7.5 947 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.

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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.