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Cheap flights from Adelaide to Sydney from $73

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 8/13. 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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Cheap round-trip flights

Jetstar Logo
12:00 pm - 2:20 pmADL-SYD
1h 50mnonstop
Jetstar Logo
8:20 pm - 10:00 pmSYD-ADL
2h 10mnonstop
$146Jetstar
Find Deal
Sat, Sep 13 - Sat, Sep 20
Jetstar Logo
6:25 am - 8:50 amADL-SYD
1h 55mnonstop
Jetstar Logo
6:20 am - 8:00 amSYD-ADL
2h 10mnonstop
$147Jetstar
Find Deal
Mon, Sep 1 - Mon, Sep 8
Jetstar Logo
6:25 am - 8:50 amADL-SYD
1h 55mnonstop
Jetstar Logo
9:35 am - 11:20 amSYD-ADL
2h 15mnonstop
$148Jetstar
Find Deal
Thu, Sep 11 - Sat, Sep 13
Jetstar Logo
6:25 am - 8:50 amADL-SYD
1h 55mnonstop
Jetstar Logo
6:20 am - 8:00 amSYD-ADL
2h 10mnonstop
$150Jetstar
Find Deal
Thu, Aug 28 - Thu, Sep 4
Jetstar Logo
7:45 am - 10:15 amADL-SYD
2h 00mnonstop
Jetstar Logo
7:10 am - 8:45 amSYD-ADL
2h 05mnonstop
$151Jetstar
Find Deal
Thu, Nov 20 - Fri, Feb 27
Logo
9:50 pm - 12:45 pmADL-SYD
14h 25m1 stop
Logo
6:20 am - 8:00 amSYD-ADL
2h 10mnonstop
$217
Find Deal
Fri, Sep 5 - Sun, Sep 7
Virgin Australia Logo
11:45 am - 5:35 pmADL-SYD
5h 20m1 stop
Virgin Australia Logo
7:15 am - 8:55 amSYD-ADL
2h 10mnonstop
$266Virgin Australia
Find Deal
Thu, Oct 16 - Mon, Oct 20
Virgin Australia Logo
6:00 am - 8:25 amADL-SYD
1h 55mnonstop
Virgin Australia Logo
7:15 am - 8:55 amSYD-ADL
2h 10mnonstop
$278Virgin Australia
Find Deal
Sun, Dec 21 - Fri, Jan 2
Logo
9:50 pm - 7:25 amADL-SYD
9h 05m1 stop
Logo
6:00 am - 10:35 amSYD-ADL
5h 05m1 stop
$292
Find Deal
Fri, Sep 5 - Sun, Sep 7
Qantas Airways Logo
6:00 am - 8:20 amADL-SYD
1h 50mnonstop
Qantas Airways Logo
2:35 pm - 4:15 pmSYD-ADL
2h 10mnonstop
$305Qantas Airways
Find Deal
Thu, Aug 21 - Sat, Aug 23

Qantas Airways flights from Adelaide to Sydney

Our best Qantas Airways deals on Adelaide to Sydney flight tickets
Qantas Airways
Aug 21
ADL6:00 amAdelaide
1h 50m
SYD8:20 amSydney Kingsford Smith
Aug 23
SYD2:35 pmSydney Kingsford Smith
2h 10m
ADL4:15 pmAdelaide
$305
Find similar
Qantas Airways
Aug 14
ADL6:00 amAdelaide
1h 50m
SYD8:20 amSydney Kingsford Smith
Aug 17
SYD2:35 pmSydney Kingsford Smith
2h 10m
ADL4:15 pmAdelaide
$329
Find similar
Qantas Airways
Aug 14
ADL10:05 amAdelaide
4h 50m
1 stop
SYD3:25 pmSydney Kingsford Smith
Aug 17
SYD8:55 pmSydney Kingsford Smith
2h 10m
ADL10:35 pmAdelaide
$451
Find similar

Jetstar flights from Adelaide to Sydney

Our best Jetstar deals on Adelaide to Sydney flight tickets
Jetstar
Sep 13
ADL12:00 pmAdelaide
1h 50m
SYD2:20 pmSydney Kingsford Smith
Sep 20
SYD8:20 pmSydney Kingsford Smith
2h 10m
ADL10:00 pmAdelaide
$146
Find similar
Jetstar
Sep 1
ADL6:25 amAdelaide
1h 55m
SYD8:50 amSydney Kingsford Smith
Sep 8
SYD6:20 amSydney Kingsford Smith
2h 10m
ADL8:00 amAdelaide
$147
Find similar
Jetstar
Sep 11
ADL6:25 amAdelaide
1h 55m
SYD8:50 amSydney Kingsford Smith
Sep 13
SYD9:35 amSydney Kingsford Smith
2h 15m
ADL11:20 amAdelaide
$148
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 July 31, 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

Sat 9/13

12:00 pm-2:20 pm

Nonstop1h 50m

Sydney Kingsford Smith

Sat 9/20

8:20 pm-10:00 pm

Nonstop2h 10m

$146

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Mon 9/1

6:25 am-8:50 am

Nonstop1h 55m

Sydney Kingsford Smith

Mon 9/8

6:20 am-8:00 am

Nonstop2h 10m

$147

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Thu 9/11

6:25 am-8:50 am

Nonstop1h 55m

Sydney Kingsford Smith

Sat 9/13

9:35 am-11:20 am

Nonstop2h 15m

$148

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Thu 8/28

6:25 am-8:50 am

Nonstop1h 55m

Sydney Kingsford Smith

Thu 9/4

6:20 am-8:00 am

Nonstop2h 10m

$150

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Thu 11/20

7:45 am-10:15 am

Nonstop2h 00m

Sydney Kingsford Smith

Fri 2/27

7:10 am-8:45 am

Nonstop2h 05m

$151

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Fri 9/5

9:50 pm-12:45 pm

1 stop14h 25m

Sydney Kingsford Smith

Sun 9/7

6:20 am-8:00 am

Nonstop2h 10m

$217

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Thu 10/16

11:45 am-5:35 pm

1 stop5h 20m

Sydney Kingsford Smith

Mon 10/20

7:15 am-8:55 am

Nonstop2h 10m

$266

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Sun 12/21

6:00 am-8:25 am

Nonstop1h 55m

Sydney Kingsford Smith

Fri 1/2

7:15 am-8:55 am

Nonstop2h 10m

$278

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Fri 9/5

9:50 pm-7:25 am

1 stop9h 05m

Sydney Kingsford Smith

Sun 9/7

6:00 am-10:35 am

1 stop5h 05m

$292

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Thu 8/21

6:00 am-8:20 am

Nonstop1h 50m

Sydney Kingsford Smith

Sat 8/23

2:35 pm-4:15 pm

Nonstop2h 10m

$305

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 $158. 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 $209. The most expensive day to fly to Sydney is Tuesday, with ticket prices averaging around $1,075.

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 $207. 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 $959. 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 $164 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 July 2025, prices for Adelaide to Sydney flights are approximately 17% 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

$73

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 $73. The best round-trip flight deal from Adelaide to Sydney found on momondo in the last 72 hours is $146.
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 $106Free CancellationRating
7.5
411 reviews
Search Virgin Australia flights
JetstarPriceFrom $137Free CancellationRating
6.5
460 reviews
Search Jetstar flights
Qantas AirwaysPriceFrom $188Free CancellationRating
7.5
887 reviews
Search Qantas Airways flights

  • Virgin Australia Flights From Adelaide to Sydney

    Virgin Australia operates around 25 flights from Adelaide to Sydney every week. The average price of these flights found in the last 72 hours has been $235, but momondo users have found Virgin Australia deals from Adelaide to Sydney from as low as $106 round-trip. Virgin Australia has been scored 7.5/10 in 411 reviews.

  • Qantas Airways Flights From Adelaide to Sydney

    Another popular option for Adelaide to Sydney flights is Qantas Airways (7.5/10, 887 ratings). Qantas Airways flies from Adelaide to Sydney around 53 times per week, with deals starting from $188 round-trip and rising to an average price of around $332.

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
Coogee
Cronulla
Penrith
Manly
Charlestown
Lithgow
Swansea
Leura
Terrigal

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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