Cheap flights from Sydney to Adelaide from $122

SYD — ADL
25 Sep — 2 Oct1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to Adelaide are usually found in January or February, booked 90 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Sydney to Adelaide

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Adelaide

Thu 10/906:25 -
Nonstop2h 15m
Sun 13/906:25 -
Nonstop2h 00m
Deal found 23/8$222
Sat 19/920:20 -
Nonstop2h 10m
Sat 26/917:15 -
Nonstop1h 55m
Deal found 23/8$224
Wed 7/1006:25 -
Nonstop2h 15m
Tue 13/1006:25 -
Nonstop2h 00m
Deal found 22/8$228
Wed 9/906:25 -
Nonstop2h 15m
Sat 12/917:15 -
Nonstop1h 55m
Deal found 21/8$229
Wed 9/906:25 -
Nonstop2h 15m
Mon 14/906:25 -
Nonstop2h 00m
Deal found 22/8$231
Thu 3/906:25 -
Nonstop2h 15m
Mon 14/906:25 -
Nonstop2h 00m
Deal found 21/8$232
Mon 26/1007:00 -
Nonstop2h 05m
Thu 29/1019:40 -
Nonstop1h 55m
Deal found 23/8$235
Sat 19/920:20 -
Nonstop2h 10m
Mon 21/906:25 -
Nonstop2h 00m
Deal found 22/8$236

Find flight deals from Sydney to Adelaide

Round-trip from

$222

One-way from

$122

Popular in

December

Cheapest in

January

Average price

$266

Good round-trip deal

$247 or less

Good one-way deal

$142 or less
Jetstar
  • Jetstar
  • 10/9-13/9
  • Nonstop
  • 4h 15m total
  • Sydney to Adelaide
Jetstar
  • Jetstar
  • 28/10
  • Nonstop
  • 2h 05m total
  • Sydney to Adelaide
Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average return price).
Average for round-trip flights in August 2026
Price to beat on a round-trip flight from Sydney Kingsford Smith to Adelaide.
Price to beat on a one-way flight from Sydney Kingsford Smith to Adelaide.

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Sydney to Adelaide that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

SydneyAdelaide

SYD Sydney Kingsford Smith - ADL Adelaide

SYDADL

Sydney Kingsford Smith

Tue 8/9

06:25-08:10

Nonstop2h 15m

Adelaide

Sat 12/9

17:15-19:40

Nonstop1h 55m

$233

SydneyAdelaide

SYD Sydney Kingsford Smith - ADL Adelaide

SYDADL

Sydney Kingsford Smith

Sat 19/9

20:20-22:00

Nonstop2h 10m

Adelaide

Mon 21/9

06:25-08:55

Nonstop2h 00m

$233
Fastest return journey

SydneyAdelaide

SYD Sydney Kingsford Smith - ADL Adelaide

SYDADL

Sydney Kingsford Smith

Sat 19/9

20:20-22:00

Nonstop2h 10m

Adelaide

Sat 26/9

17:15-19:40

Nonstop1h 55m

$233

SydneyAdelaide

SYD Sydney Kingsford Smith - ADL Adelaide

SYDADL

Sydney Kingsford Smith

Fri 18/9

06:25-08:10

Nonstop2h 15m

Adelaide

Tue 22/9

12:00-14:20

Nonstop1h 50m

$233

SydneyAdelaide

SYD Sydney Kingsford Smith - ADL Adelaide

SYDADL

Sydney Kingsford Smith

Fri 6/11

20:40-22:15

Nonstop2h 05m

Adelaide

Sun 8/11

07:45-10:15

Nonstop2h 00m

$239

SydneyAdelaide

SYD Sydney Kingsford Smith - ADL Adelaide

SYDADL

Sydney Kingsford Smith

Sat 10/10

06:25-08:10

Nonstop2h 15m

Adelaide

Sun 11/10

06:25-08:55

Nonstop2h 00m

$250

SydneyAdelaide

SYD Sydney Kingsford Smith - ADL Adelaide

SYDADL

Sydney Kingsford Smith

Tue 29/9

06:25-08:10

Nonstop2h 15m

Adelaide

Tue 29/9

19:35-22:00

Nonstop1h 55m

$250

SydneyAdelaide

SYD Sydney Kingsford Smith - ADL Adelaide

SYDADL

Sydney Kingsford Smith

Fri 18/9

06:25-08:10

Nonstop2h 15m

Adelaide

Sun 20/9

06:25-08:55

Nonstop2h 00m

$250

SydneyAdelaide

SYD Sydney Kingsford Smith - ADL Adelaide

SYDADL

Sydney Kingsford Smith

Fri 9/10

06:25-08:10

Nonstop2h 15m

Adelaide

Sun 11/10

06:25-08:55

Nonstop2h 00m

$250

SydneyAdelaide

SYD Sydney Kingsford Smith - ADL Adelaide

SYDADL

Sydney Kingsford Smith

Thu 15/10

20:20-22:00

Nonstop2h 10m

Adelaide

Sat 17/10

17:15-19:40

Nonstop1h 55m

$252

Flights are sorted by cheapest return flights first.

Deals found on 23/8

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Sydney to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from Sydney with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Sydney to Adelaide

How far ahead should I book a flight from Sydney to Adelaide?

To ensure you get the cheapest price possible for a flight from Sydney to Adelaide, you should look to book at least 89 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Sydney to Adelaide?

Currently, January is the cheapest month in which you can book a flight from Sydney to Adelaide (average of $242). Flying from Sydney to Adelaide in December is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SYD to ADL?

It’s typically best to fly out from Sydney to Adelaide in the evening. Doing so could potentially save you 28% on the flight price compared to flying at midday, which is usually more expensive.

What is the cheapest day to fly from Sydney to Adelaide?

Travellers seeking maximum savings on their Sydney to Adelaide flight should consider departing on Tuesday at midday when fares are most often at their lowest. Wednesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from Sydney to Adelaide?

Airfare is below average for this route at the moment.

Sydney to Adelaide flights typically cost between $231 and $332 in September.
The cheapest return price found within the last 5 days was $222 on Jetstar (10 Sept–13 Sept).

Reviews of airlines servicing Adelaide

Check out reviews from past customers who have flown with Virgin Australia,Qantas Airways, andJetstar from Sydney to Adelaide to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.5

Entertainment

6.4

Crew

8.2

Boarding

7.8

Food

6.4

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

Comfort

7.5

Entertainment

6.4

Crew

8.2

Boarding

7.8

Food

6.4

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

Comfort

7.5

Entertainment

6.4

Crew

8.2

Boarding

7.8

Food

6.4

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

Comfort

7.5

Entertainment

6.4

Crew

8.2

Boarding

7.8

Food

6.4

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

Related info for your journey

  • What is the most eco-friendly airline flying to Adelaide from Sydney?

    Qantas Airways is the most environment-friendly on this route and it has introduced 1,000 compostable alternatives to single-use cups, silverware, containers, and napkins on its Sydney–Adelaide route. Qantas and BioPak presented several new items for this journey. Napkins, cutlery, sugarcane containers, and bioplastic bags are all compostable, as are clear bioplastic biocups, paper biocups, and clear bioplastic bags. The utensils and glasses can be composted at industrial facilities, meeting Australian requirements. Napkins can be composted at home or in a commercial facility. The remaining products are compliant with Australian standards for both household and industrial composting.

  • How can I reduce my carbon footprint on a flight to Adelaide from Sydney?

    It is possible to lower one's carbon footprint by flying to Adelaide from Sydney using economy class, making fewer and shorter layovers, or by selecting eco-friendly carriers.

  • What are the sustainable services at Sydney Airport?

    SYD has an Airport Environment Strategy (AES) which is to ensure that the airport complies with all applicable environmental legislation and standards, that it promotes and realizes improvements in environmental sustainability, and that it provides a clear strategic direction for environmental management.

  • What airports serve Sydney to Adelaide?

    Travelling by air to Adelaide from Sydney will see you departing from Sydney Kingsford Smith Airport (SYD), which lies 8 km from the centre of the city. It’s about a 15min drive from the CBD to the suburb of Mascot, where you’ll find the airport. If you’d prefer to catch a bus, it’s on the N20 route. As Australia’s main international airport, it’s large and busy and offers all of the modern amenities for air travellers. You’ll land at Adelaide International Airport (ADL), the main airport serving that part of South Australia. It’s also pretty close to the city centre at 7 km away, and it takes around 15min to drive there. Otherwise, you can catch an Airport City Shuttle, which will take about 5min longer. You’ll just have to pre-book this a minimum of 24h before your flight is scheduled.

  • Which airlines fly directly from Sydney to Adelaide?

    The vast majority of flights to Adelaide from Sydney are direct between the two cities. Qantas flies several times a day, as does Virgin Australia. Jetstar is the other main carrier, offering flights at slightly lower prices. The trade-off, of course, is that these flights take a little longer, but as it’s a relatively short flight in the first place, it will only add about 10-15min to the roughly 2h trip. You’ll also be able to fly from Sydney to Adelaide using Rex Airlines, which is based at Sydney Kingsford Smith Airport.

  • What are the layover options between Sydney to Adelaide?

    You also have the option of booking a one-stop flight from Sydney to Adelaide, these are also available throughout the day. The fastest trips (those with the shortest layover times) are also the more expensive on this route. Once again, you have a choice of at least 4 airlines that regularly fly these routes: Qantas, Virgin Australia, Jetstar and Rex Airlines. They all layover in Melbourne and there are two main routes in operation. The first leaves Sydney Kingsford Smith and lands at Melbourne Tullamarine Airport, before carrying on to land at Adelaide Airport. The other route will see you landing at Melbourne’s Avalon Airport en route. Layover times can vary widely, regardless of the airline, so choose your flight carefully when booking through Cheapflights. Some layovers take only 30min, while others can last up to almost 4h.

  • Do I need a passport or visa to fly from Sydney to Adelaide?

    You don’t need either a passport or visa to fly domestically inside Australia, but be aware of other restrictions on items that you may or may not carry onboard with you. These include everyday sporting items that could be misused, like rock climbing equipment, cricket bats and pool cues, so make sure to check these items in with your checked baggage.

  • What airports do I use to fly from Sydney to Adelaide?

    You will need to book a flight from Sydney Kingsford Smith to Adelaide if you want to fly from Sydney to Adelaide. At least 3 different airlines have flights from Kingsford Smith (SYD) to Adelaide (ADL) on a regular basis. There are 95 flights to Adelaide from the Sydney airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SYD to ADL to be around 2h 05m.

  • How popular is this Sydney to Adelaide flight route?

  • How long is the flight from Sydney to Adelaide?

    There are many flights that can get you from Sydney to Adelaide in 2h 15m. Fly via Jetstar to get the fastest option. Airlines will cover a distance of 1164 km. Generally, flights for this route are direct.

  • What are the cheapest airlines flying from Sydney to Adelaide round-trip?

    Our cheapest airline available from Sydney to Adelaide is Jetstar. Our recent data shows that you can find tickets from as low as $122 on this airline. Additional options worth looking into are Virgin Australia and Qantas Airways, starting at $165 and $179 round-trip. You may be able to fly from Sydney to Adelaide for 56% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Sydney to Adelaide one-way?

    The cheapest airline one-way is Jetstar, with whom users have recently found tickets for as low as $101. However, be on the lookout for offers from Virgin Australia and IndiGo, as they are both options that can get you from Sydney to Adelaide for a low price.

  • What are the most reliable airlines from Sydney to Adelaide?

    Consider Air India (88%), China Airlines (85%) or China Eastern (83%) when booking your flight. These represent the most reliable airlines when flying from Sydney to Adelaide.

  • What are the cheapest flights from Sydney to Adelaide?

    On average you can expect to pay $235 for a flight from Sydney to Adelaide. The cheapest flight overall is $121 while the most popular route, (Sydney Kingsford Smith - Adelaide) is currently priced at $207.

  • Can I find deals for flights from Sydney to Adelaide that include hotel bookings?

    Yes. In addition to deals on Sydney to Adelaide flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Adelaide?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Adelaide.

  • Can I find deals for business class flights from Sydney to Adelaide?

    Yes. Cheapflights offers flight deals from Sydney to Adelaide by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sydney to Adelaide?

    Currently, January is the cheapest month in which you can book a flight from Sydney to Adelaide (average of $242). Flying from Sydney to Adelaide in December is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
Glenelg

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Sydney to Adelaide

AirlineCheapestAverageFlexibilityOn-time
JetstarCheapest$122Average$263FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
Virgin AustraliaCheapest$165Average$350FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Qantas AirwaysCheapest$179Average$425FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Helpful tips for your next trip to Adelaide

  • Qantas Airways has developed the use of Sustainable Aviation Fuel (SAF) which is pivotal in achieving their goal of net zero emissions by 2050.
  • Adelaide Airport (ADL) has a Waste Management Strategy based on the Zero Waste waste management hierarchy, which prioritizes prevention over recycling. Organic materials, paper and cardboard, aluminum cans, plastics, electronic waste, construction debris, hazardous materials, and green waste are all examples of airport waste streams. With the introduction of public space recycling in Terminal 1 in 2010 for general, comingled with recyclable and paper/cardboard waste streams, recycling rates skyrocketed. This plan is meant to work in tandem with the current recycling program offered to the shopping and airline tenants.
  • Sydney Airport (SYD) is dedicated to doing its part to reduce and recycle garbage. The employees and tenants of the airport are crucial in achieving this goal. The Airport Environment Strategy outlines important goals concerning waste and resource recovery, and its action plan details how those goals will be attained. The goal is to reduce trash sent to landfills by cutting back on wasteful practices and conserving resources as well as recycling and reusing as much as possible.

Fly with Cheapflights

How does Cheapflights help users find flights from Sydney to Adelaide?

Cheapflights makes it easy to find Sydney to Adelaide flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Adelaide?

Millions of users choose and trust Cheapflights to book the best flight deals from Sydney to Adelaide for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Sydney to Adelaide with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Sydney to Adelaide, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Sydney to Adelaide become cheaper?

Yes, Cheapflights offers price alerts on Sydney to Adelaide flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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