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Cheap flights from Gladstone to Sydney from $199

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Gladstone to Sydney departing on 19/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Gladstone to Sydney

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:05 - 20:05GLT-SYD
4h 00m1 stop
Multiple Airlines Logo
06:00 - 11:05SYD-GLT
6h 05m1 stop
$600Multiple Airlines
Find Deal
Mon, 29 Dec - Mon, 5 Jan
Multiple Airlines Logo
15:05 - 20:05GLT-SYD
4h 00m1 stop
Multiple Airlines Logo
22:10 - 17:55SYD-GLT
20h 45m2 stops
$788Multiple Airlines
Find Deal
Mon, 29 Dec - Mon, 5 Jan
Qantas Airways Logo
17:10 - 22:25GLT-SYD
4h 15m1 stop
Qantas Airways Logo
18:35 - 20:55SYD-GLT
3h 20m1 stop
$840Qantas Airways
Find Deal
Wed, 17 Dec - Sun, 21 Dec
Multiple Airlines Logo
18:40 - 07:30GLT-SYD
11h 50m2 stops
Multiple Airlines Logo
20:00 - 07:00SYD-GLT
12h 00m1 stop
$1,023Multiple Airlines
Find Deal
Wed, 17 Dec - Sun, 21 Dec
Air New Zealand Logo
07:35 - 07:50GLT-SYD
23h 15m2 stops
Air New Zealand Logo
18:50 - 09:45SYD-GLT
15h 55m2 stops
$3,109Air New Zealand
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Mon, 29 Dec - Mon, 5 Jan
Air New Zealand Logo
18:50 - 07:50GLT-SYD
36h 00m2 stops
Air New Zealand Logo
19:15 - 06:55SYD-GLT
36h 40m2 stops
$3,257Air New Zealand
Find Deal
Wed, 17 Dec - Sun, 21 Dec

Air New Zealand flights from Gladstone to Sydney

Our best Air New Zealand deals on Gladstone to Sydney flight tickets
Air New Zealand
29 Dec
GLT07:35Gladstone
23h 15m
2 stops
SYD07:50Sydney Kingsford Smith
5 Jan
SYD18:50Sydney Kingsford Smith
15h 55m
2 stops
GLT09:45Gladstone
$3,109
Find similar
Air New Zealand
17 Dec
GLT18:50Gladstone
36h 00m
2 stops
SYD07:50Sydney Kingsford Smith
21 Dec
SYD19:15Sydney Kingsford Smith
36h 40m
2 stops
GLT06:55Gladstone
$3,257
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Gladstone 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, momondo users made 78,305 searches. Data last updated 2 December 2025.
Use the filters below to find and compare flights from Gladstone to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

GladstoneSydney

GLT - SYD

GLTSYD

Gladstone

Mon 29/12

15:05-20:05

1 stop4h 00m

Sydney Kingsford Smith

Mon 5/1

06:00-11:05

1 stop6h 05m

$600

GladstoneSydney

GLT - SYD

GLTSYD

Gladstone

Mon 29/12

15:05-20:05

1 stop4h 00m

Sydney Kingsford Smith

Mon 5/1

22:10-17:55

2 stops20h 45m

$788

GladstoneSydney

GLT - SYD

GLTSYD

Gladstone

Wed 17/12

17:10-22:25

1 stop4h 15m

Sydney Kingsford Smith

Sun 21/12

18:35-20:55

1 stop3h 20m

$840

GladstoneSydney

GLT - SYD

GLTSYD

Gladstone

Wed 17/12

18:40-07:30

2 stops11h 50m

Sydney Kingsford Smith

Sun 21/12

20:00-07:00

1 stop12h 00m

$1,023

GladstoneSydney

GLT - SYD

GLTSYD

Gladstone

Mon 29/12

07:35-07:50

2 stops23h 15m

Sydney Kingsford Smith

Mon 5/1

18:50-09:45

2 stops15h 55m

$3,109

GladstoneSydney

GLT - SYD

GLTSYD

Gladstone

Wed 17/12

18:50-07:50

2 stops36h 00m

Sydney Kingsford Smith

Sun 21/12

19:15-06:55

2 stops36h 40m

$3,257

GladstoneSydney

GLT - SYD

GLTSYD

Gladstone

Mon 19/1

08:05-16:15

1 stop7h 10m

$199

GladstoneSydney

GLT - SYD

GLTSYD

Gladstone

Sun 18/1

18:40-17:40

1 stop22h 00m

$212

GladstoneSydney

GLT - SYD

GLTSYD

Gladstone

Sat 28/2

17:10-22:25

1 stop4h 15m

$286

GladstoneSydney

GLT - SYD

GLTSYD

Gladstone

Fri 27/2

18:40-22:15

1 stop26h 35m

$301

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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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

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 $478. 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 $508.

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 $567. The most expensive day to fly to Sydney is Thursday, with ticket prices averaging around $756.

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 $640. 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 $771 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 4% 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

Fastest flight time

5h 25m

Direct flights

None
The fastest flight from Gladstone to Sydney takes 5h 25m
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 00m.

  • 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?

  • 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?

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 AustraliaPriceFrom $240Free cancellationRating
7.6
425 reviews
Search Virgin Australia flights
Qantas AirwaysPriceFrom $478Free cancellationRating
7.5
946 reviews
Search Qantas Airways flights

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Terrigal
Katoomba
Penrith
Lithgow
Leura
Manly
Bondi Beach
Coogee
Cronulla
Randwick
Charlestown
Newport
Swansea

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.

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