Cheap flights from Adelaide to Sydney from $117

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 15/10. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Adelaide to Sydney

Cheap return flights

Jetstar Logo
17:40 - 20:00ADL-SYD
1h 50mdirect
Jetstar Logo
07:10 - 08:45SYD-ADL
2h 05mdirect
$233Jetstar
Find Deal
Tue, 4 Nov - Thu, 6 Nov
Jetstar Logo
19:40 - 22:00ADL-SYD
1h 50mdirect
Jetstar Logo
07:10 - 08:45SYD-ADL
2h 05mdirect
$234Jetstar
Find Deal
Wed, 12 Nov - Thu, 13 Nov
Jetstar Logo
19:40 - 22:00ADL-SYD
1h 50mdirect
Jetstar Logo
20:40 - 22:15SYD-ADL
2h 05mdirect
$236Jetstar
Find Deal
Thu, 30 Oct - Thu, 6 Nov
Jetstar Logo
17:15 - 19:40ADL-SYD
1h 55mdirect
Jetstar Logo
06:20 - 08:00SYD-ADL
2h 10mdirect
$237Jetstar
Find Deal
Tue, 14 Oct - Tue, 21 Oct
Jetstar Logo
09:15 - 11:40ADL-SYD
1h 55mdirect
Jetstar Logo
06:20 - 08:00SYD-ADL
2h 10mdirect
$240Jetstar
Find Deal
Thu, 16 Oct - Sun, 19 Oct
Jetstar Logo
19:40 - 22:00ADL-SYD
1h 50mdirect
Jetstar Logo
20:40 - 22:15SYD-ADL
2h 05mdirect
$242Jetstar
Find Deal
Thu, 30 Oct - Thu, 6 Nov
Jetstar Logo
17:40 - 20:00ADL-SYD
1h 50mdirect
Jetstar Logo
20:40 - 22:15SYD-ADL
2h 05mdirect
$243Jetstar
Find Deal
Tue, 28 Oct - Wed, 29 Oct
Jetstar Logo
12:00 - 14:20ADL-SYD
1h 50mdirect
Jetstar Logo
06:20 - 08:00SYD-ADL
2h 10mdirect
$245Jetstar
Find Deal
Sat, 18 Oct - Tue, 21 Oct
Virgin Australia Logo
08:50 - 17:20ADL-SYD
8h 00m1 stop
Virgin Australia Logo
10:10 - 11:50SYD-ADL
2h 10mdirect
$291Virgin Australia
Find Deal
Sat, 14 Mar - Mon, 13 Apr
 Logo
17:05 - 19:25ADL-SYD
1h 50mdirect
 Logo
20:40 - 22:15SYD-ADL
2h 05mdirect
Fri, 17 Oct - Wed, 5 Nov

Jetstar flights from Adelaide to Sydney

Our best Jetstar deals on Adelaide to Sydney flight tickets
Jetstar
4 Nov
ADL17:40Adelaide
1h 50m
SYD20:00Sydney Kingsford Smith
6 Nov
SYD07:10Sydney Kingsford Smith
2h 05m
ADL08:45Adelaide
Jetstar
12 Nov
ADL19:40Adelaide
1h 50m
SYD22:00Sydney Kingsford Smith
13 Nov
SYD07:10Sydney Kingsford Smith
2h 05m
ADL08:45Adelaide
Jetstar
20 Sept
ADL19:40Adelaide
1h 50m
SYD22:00Sydney Kingsford Smith
22 Sept
SYD06:20Sydney Kingsford Smith
2h 10m
ADL08:00Adelaide

Virgin Australia flights from Adelaide to Sydney

Our best Virgin Australia deals on Adelaide to Sydney flight tickets
Virgin Australia
14 Mar
ADL08:50Adelaide
8h 00m
1 stop
SYD17:20Sydney Kingsford Smith
13 Apr
SYD10:10Sydney Kingsford Smith
2h 10m
ADL11:50Adelaide
Virgin Australia
25 Sept
ADL20:00Adelaide
1h 50m
SYD22:20Sydney Kingsford Smith
29 Sept
SYD19:20Sydney Kingsford Smith
2h 10m
ADL21:00Adelaide
Virgin Australia
25 Sept
ADL20:00Adelaide
1h 50m
SYD22:20Sydney Kingsford Smith
28 Sept
SYD14:15Sydney Kingsford Smith
2h 10m
ADL15:55Adelaide

momondo Fare Finder

 
Customise 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 78,305 searches. Data last updated 16 September 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 4/11

17:40-20:00

Nonstop1h 50m

Sydney Kingsford Smith

Thu 6/11

07:10-08:45

Nonstop2h 05m

$233

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Wed 12/11

19:40-22:00

Nonstop1h 50m

Sydney Kingsford Smith

Thu 13/11

07:10-08:45

Nonstop2h 05m

$234

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Thu 30/10

19:40-22:00

Nonstop1h 50m

Sydney Kingsford Smith

Thu 6/11

20:40-22:15

Nonstop2h 05m

$236

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Tue 14/10

17:15-19:40

Nonstop1h 55m

Sydney Kingsford Smith

Tue 21/10

06:20-08:00

Nonstop2h 10m

$237

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Thu 16/10

09:15-11:40

Nonstop1h 55m

Sydney Kingsford Smith

Sun 19/10

06:20-08:00

Nonstop2h 10m

$240

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Thu 30/10

19:40-22:00

Nonstop1h 50m

Sydney Kingsford Smith

Thu 6/11

20:40-22:15

Nonstop2h 05m

$242

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Tue 28/10

17:40-20:00

Nonstop1h 50m

Sydney Kingsford Smith

Wed 29/10

20:40-22:15

Nonstop2h 05m

$243

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Sat 18/10

12:00-14:20

Nonstop1h 50m

Sydney Kingsford Smith

Tue 21/10

06:20-08:00

Nonstop2h 10m

$245

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Sat 14/3

08:50-17:20

1 stop8h 00m

Sydney Kingsford Smith

Mon 13/4

10:10-11:50

Nonstop2h 10m

$291

AdelaideSydney

ADL - SYD

ADLSYD

Adelaide

Fri 17/10

17:05-19:25

Nonstop1h 50m

Sydney Kingsford Smith

Wed 5/11

20:40-22:15

Nonstop2h 05m

$294

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

The month of August is, on average, the cheapest month to fly to Sydney from Adelaide, with most prices found around $239. If you aren’t able to travel to Sydney during the month of August, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $242.

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

Our data shows that Friday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $373. The most expensive day to fly to Sydney is Monday, with ticket prices averaging around $603.

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 evening. momondo users have found flights departing from Adelaide to Sydney in the evening for as low as $316. 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 at midday when prices are $925 on average. Flights to Sydney from Adelaide at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 $274 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Adelaide for as low as $240 on momondo.

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

There are 4 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 return 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

$155

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 $155. The best return flight deal from Adelaide to Sydney found on momondo in the last 72 hours is $244.
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)
  • How far is Adelaide to Sydney Kingsford Smith by plane?

    The straight-line distance from Adelaide to Sydney Kingsford Smith is 1161.0 km. 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 refreshed on a daily basis.

  • 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?

    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 Adelaide Airport to Sydney Kingsford Smith Airport.

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

    The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted 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 $171Free cancellationRating
7.5
416 reviews
Search Virgin Australia flights
JetstarPriceFrom $177Free cancellationRating
6.5
474 reviews
Search Jetstar flights
Qantas AirwaysPriceFrom $214Free cancellationRating
7.5
905 reviews
Search Qantas Airways flights
  • Virgin Australia Flights From Adelaide to Sydney

    Across 39 Virgin Australia flights from Adelaide to Sydney this week, the average price was $232, with the best Virgin Australia deals starting from $114 round-trip. 416 users have rated Virgin Australia on momondo, with an average score of 7.5/10.

  • Qantas Airways Flights From Adelaide to Sydney

    Across 905 Qantas Airways reviews on momondo, the average score is 7.5/10. Qantas Airways flies from Adelaide to Sydney about 55 times each week, with ticket deals ranging from $142 to $308. Price data is based on momondo searches in the last 72 hours.

Travelling to a place near Sydney?

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

Why use momondo?

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

It is quick and easy to find Adelaide 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 Adelaide to Sydney with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Adelaide to Sydney flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Sydney from Adelaide. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Sydney from Adelaide are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Sydney trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 16/10
Thu 23/10

Find better results for your trip to Australia