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Cheap flights from Adelaide to Sydney from $79

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Adelaide to Sydney departing on 12/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Adelaide to Sydney

Cheap round-trip flights

Virgin Australia Logo
8:50 am - 3:50 pmADL-SYD
6h 30m1 stop
Virgin Australia Logo
8:20 am - 2:35 pmSYD-ADL
6h 45m1 stop
$155Virgin Australia
Find Deal
Tue, Feb 10 - Fri, Feb 20
Jetstar Logo
6:25 am - 8:50 amADL-SYD
1h 55mnonstop
Jetstar Logo
7:10 am - 8:45 amSYD-ADL
2h 05mnonstop
$156Jetstar
Find Deal
Sun, Oct 19 - Mon, Oct 27
Jetstar Logo
7:40 pm - 10:00 pmADL-SYD
1h 50mnonstop
Jetstar Logo
8:40 pm - 10:15 pmSYD-ADL
2h 05mnonstop
$157Jetstar
Find Deal
Thu, Oct 30 - Thu, Nov 6
Jetstar Logo
2:45 pm - 5:05 pmADL-SYD
1h 50mnonstop
Jetstar Logo
8:40 pm - 10:15 pmSYD-ADL
2h 05mnonstop
$158Jetstar
Find Deal
Wed, Oct 29 - Wed, Nov 5
Jetstar Logo
9:15 am - 11:40 amADL-SYD
1h 55mnonstop
Jetstar Logo
6:20 am - 8:00 amSYD-ADL
2h 10mnonstop
$160Jetstar
Find Deal
Thu, Oct 16 - Sun, Oct 19
Jetstar Logo
7:40 pm - 10:00 pmADL-SYD
1h 50mnonstop
Jetstar Logo
7:10 am - 8:45 amSYD-ADL
2h 05mnonstop
$164Jetstar
Find Deal
Tue, Dec 2 - Thu, Dec 4
Jetstar Logo
6:25 am - 8:50 amADL-SYD
1h 55mnonstop
Jetstar Logo
6:20 am - 8:00 amSYD-ADL
2h 10mnonstop
$165Jetstar
Find Deal
Tue, Oct 14 - Tue, Oct 21
Jetstar Logo
7:40 pm - 10:00 pmADL-SYD
1h 50mnonstop
Jetstar Logo
7:10 am - 8:45 amSYD-ADL
2h 05mnonstop
$169Jetstar
Find Deal
Thu, Nov 13 - Mon, Nov 17
Jetstar Logo
5:40 pm - 8:00 pmADL-SYD
1h 50mnonstop
Jetstar Logo
8:40 pm - 10:15 pmSYD-ADL
2h 05mnonstop
$176Jetstar
Find Deal
Wed, Oct 29 - Wed, Nov 5
Virgin Australia Logo
8:50 am - 5:20 pmADL-SYD
8h 00m1 stop
Virgin Australia Logo
10:10 am - 11:50 amSYD-ADL
2h 10mnonstop
$194Virgin Australia
Find Deal
Sat, Mar 14 - Mon, Apr 13

Jetstar flights from Adelaide to Sydney

Our best Jetstar deals on Adelaide to Sydney flight tickets
Jetstar
Oct 19
ADL6:25 amAdelaide
1h 55m
SYD8:50 amSydney Kingsford Smith
Oct 27
SYD7:10 amSydney Kingsford Smith
2h 05m
ADL8:45 amAdelaide
$156
Find similar
Jetstar
Sep 17
ADL6:25 amAdelaide
1h 55m
SYD8:50 amSydney Kingsford Smith
Sep 20
SYD8:20 pmSydney Kingsford Smith
2h 10m
ADL10:00 pmAdelaide
$157
Find similar
Jetstar
Oct 29
ADL2:45 pmAdelaide
1h 50m
SYD5:05 pmSydney Kingsford Smith
Nov 5
SYD8:40 pmSydney Kingsford Smith
2h 05m
ADL10:15 pmAdelaide
$158
Find similar

Virgin Australia flights from Adelaide to Sydney

Our best Virgin Australia deals on Adelaide to Sydney flight tickets
Virgin Australia
Feb 10
ADL8:50 amAdelaide
6h 30m
1 stop
SYD3:50 pmSydney Kingsford Smith
Feb 20
SYD8:20 amSydney Kingsford Smith
6h 45m
1 stop
ADL2:35 pmAdelaide
$155
Find similar
Virgin Australia
Mar 14
ADL8:50 amAdelaide
8h 00m
1 stop
SYD5:20 pmSydney Kingsford Smith
Apr 13
SYD10:10 amSydney Kingsford Smith
2h 10m
ADL11:50 amAdelaide
$194
Find similar
Virgin Australia
Feb 27
ADL6:00 amAdelaide
1h 55m
SYD8:25 amSydney Kingsford Smith
Mar 1
SYD9:20 amSydney Kingsford Smith
5h 45m
1 stop
ADL2:35 pmAdelaide
$225
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Adelaide 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 832,500 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Adelaide to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Tue 2/10

8:50 am-3:50 pm

1 stop6h 30m

Sydney Kingsford Smith

Fri 2/20

8:20 am-2:35 pm

1 stop6h 45m

$155

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Sun 10/19

6:25 am-8:50 am

Nonstop1h 55m

Sydney Kingsford Smith

Mon 10/27

7:10 am-8:45 am

Nonstop2h 05m

$156

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Thu 10/30

7:40 pm-10:00 pm

Nonstop1h 50m

Sydney Kingsford Smith

Thu 11/6

8:40 pm-10:15 pm

Nonstop2h 05m

$157

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Wed 10/29

2:45 pm-5:05 pm

Nonstop1h 50m

Sydney Kingsford Smith

Wed 11/5

8:40 pm-10:15 pm

Nonstop2h 05m

$158

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Thu 10/16

9:15 am-11:40 am

Nonstop1h 55m

Sydney Kingsford Smith

Sun 10/19

6:20 am-8:00 am

Nonstop2h 10m

$160

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Tue 12/2

7:40 pm-10:00 pm

Nonstop1h 50m

Sydney Kingsford Smith

Thu 12/4

7:10 am-8:45 am

Nonstop2h 05m

$164

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Tue 10/14

6:25 am-8:50 am

Nonstop1h 55m

Sydney Kingsford Smith

Tue 10/21

6:20 am-8:00 am

Nonstop2h 10m

$165

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Thu 11/13

7:40 pm-10:00 pm

Nonstop1h 50m

Sydney Kingsford Smith

Mon 11/17

7:10 am-8:45 am

Nonstop2h 05m

$169

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Wed 10/29

5:40 pm-8:00 pm

Nonstop1h 50m

Sydney Kingsford Smith

Wed 11/5

8:40 pm-10:15 pm

Nonstop2h 05m

$176

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Sat 3/14

8:50 am-5:20 pm

1 stop8h 00m

Sydney Kingsford Smith

Mon 4/13

10:10 am-11:50 am

Nonstop2h 10m

$194

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Adelaide 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?

In general, August is the cheapest month to fly from Adelaide to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $159. If you are unable to visit Sydney during the month of August, then departing from Adelaide during the month May is also very affordable. Most momondo users find prices during this month for around $161.

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

The cheapest day to depart from Adelaide to Sydney is on a Saturday when prices can be found for as low as $208. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $1,051.

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 Adelaide to Sydney in the afternoon for as low as $206. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the morning, with an average ticket price of $947. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Adelaide to Sydney Kingsford Smith flight route?

Fly from Adelaide to Sydney Kingsford Smith for the best Adelaide - Sydney Kingsford Smith flight prices

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Adelaide when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $182 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Adelaide for as low as $160 on momondo.

What cabin class options are available on Adelaide to Sydney Kingsford Smith flights?

There are 3 cabin classes available to choose from on Adelaide to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Adelaide to Sydney flight prices changed over time?

As of September 2025, prices for Adelaide to Sydney flights are approximately 21% more expensive when compared to flights at the same time last year.

When to book flights from Adelaide to Sydney

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

Cheap Adelaide to Sydney (ADL to SYD) flight deals and tips

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

Best Price Found

$102

Fastest flight time

1h 50m

Direct flights

Every day

Airports in Sydney

1 airport
The best one-way flight to Sydney from Adelaide in the past 72 hours is $102. The best round-trip flight deal from Adelaide to Sydney found on momondo in the last 72 hours is $179.
The fastest flight from Adelaide to Sydney takes 1h 50m
Direct flights go from Adelaide to Sydney every day.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)
Search flight deals

  • How far is Adelaide to Sydney Kingsford Smith by plane?

    The distance between Adelaide and Sydney Kingsford Smith is about 721.4 mi. In terms of flight time, this usually takes a little over 1h 50m.

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

    Prices for flights from Adelaide Airport to Sydney Kingsford Smith Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Adelaide Airport to Sydney Kingsford Smith Airport.

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

    The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Adelaide to Sydney?

  • What is the most popular airline from Adelaide to Sydney?

Best airlines flying from Adelaide to Sydney

Compare and see reviews for airlines that fly from Adelaide to Sydney with momondo
Airline
Rating
Free Cancellation
Price
Virgin AustraliaPriceFrom $118Free CancellationRating
7.5
416 reviews
Search Virgin Australia flights
JetstarPriceFrom $138Free CancellationRating
6.5
474 reviews
Search Jetstar flights
Qantas AirwaysPriceFrom $188Free CancellationRating
7.5
907 reviews
Search Qantas Airways flights

  • Virgin Australia Flights From Adelaide to Sydney

    Virgin Australia operates around 39 flights from Adelaide to Sydney every week. The average price of these flights found in the last 72 hours has been $280, but momondo users have found Virgin Australia deals from Adelaide to Sydney from as low as $118 round-trip. Virgin Australia has been scored 7.5/10 in 416 reviews.

  • Qantas Airways Flights From Adelaide to Sydney

    Another popular option for Adelaide to Sydney flights is Qantas Airways (7.5/10, 907 ratings). Qantas Airways flies from Adelaide to Sydney around 55 times per week, with deals starting from $188 round-trip and rising to an average price of around $359.

Traveling to a place near Sydney?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Adelaide to Sydney for you.

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

Yes. All flights to Sydney from Adelaide on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Adelaide to Sydney.

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

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Adelaide and alert you when they change.

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