Cheapflights Tip: The best prices from Sydney Kingsford Smith to Adelaide are usually found in May or August, booked 81 days in advance, depart on a Monday or Tuesday and return on a Saturday
Cheap flight deals from Sydney to Adelaide
Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Adelaide (ADL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 November 2025.
Popular in
December
Cheapest in
May
Average price
₹ 18,707
Good round-trip deal
₹ 15,490 or less
Highest demand for flights based on searches. 9% potential increase in price (₹ 149,294 potential increase over avg. return price).
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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Sydney to Adelaide
Prices
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Delays
How far ahead should I book a flight from Sydney to Adelaide?
Use this chart to determine the optimal time to book a return flight from Sydney to Adelaide. Price data was last updated on 14 November 2025.
To ensure you get the cheapest price possible for a flight from Sydney to Adelaide, you should look to book at least 81 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, May is the cheapest month in which you can book a flight from Sydney to Adelaide (average of ₹ 6,472). Flying from Sydney to Adelaide in December is currently the most expensive (average of ₹ 9,841). 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?
Find hourly flight availability from Sydney to Adelaide. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 November 2025.
It’s typically best to fly out from Sydney to Adelaide at midday. Doing so could potentially save you 56% on the flight price compared to flying in the afternoon, which is usually more expensive.
Weekly flight availability from Sydney to Adelaide
Explore weekly flight availability from Sydney to Adelaide. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 16 November 2025.
The most flights from SYD to ADL are scheduled on a Friday (123 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (97 on average).
How often are flights from Sydney to Adelaide delayed?
About 19% of weekly flights between Sydney and Adelaide have experienced delays in the past year, with the average delay time being 94 minutes.
What is the most punctual flight time for Sydney to Adelaide flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Sydney to Adelaide flights?
Over the past year, Mandarin Airlines have had the lowest number of delays on this route, with no flights being classified as delayed.
Reviews of airlines servicing Adelaide
Get insights into the airlines that provide service to Adelaide. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Adelaide. Reviews last updated 16 November 2025.
Read through reviews of airlines operating flights from Sydney to Adelaide, such as Virgin Australia and Jetstar. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
We didn’t eat or drink, but feel like a sardine. No room at all.
Related info for your journey
Find useful and relevant information for your journey from Sydney to Adelaide. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How popular is this Sydney to Adelaide flight route?
The Sydney Kingsford Smith to Adelaide flight path was viewed by 67 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the cheapest airlines flying from Sydney to Adelaide round-trip?
Cheapflights users have booked flights from Sydney to Adelaide return from ₹ 13,731. Another airline that can offer you cheap pricing is Virgin Australia. Jetstar is currently priced 17% below the average price you’ll pay for this route.
What are the most reliable airlines from Sydney to Adelaide?
Before booking your flight to Adelaide from Sydney, have a look at the most reliable airlines to get you to your destination on time: Air India (80%), Finnair (79%), Air Canada( 71%).
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, May is the cheapest month in which you can book a flight from Sydney to Adelaide (average of ₹ 6,472). Flying from Sydney to Adelaide in December is currently the most expensive (average of ₹ 9,841). 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.
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Other flights to Adelaide
Explore flights to Adelaide departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 16 November 2025.
Discover the top 2 airlines that operate flights from Sydney to Adelaide. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 16 November 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Sydney to Adelaide?
Cheapflights helps you search for flights from Sydney to Adelaide via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Sydney to Adelaide?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sydney to Adelaide for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Sydney to Adelaide with no change fees?
Certainly. Search results for flights to Adelaide from Sydney shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Sydney to Adelaide become cheaper?
Not ready to book yet? You can track prices for flights from Sydney to Adelaide on Cheapflights with our Price Alert feature and get notified when better prices are available.
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