This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — SYD
15 Oct — 22 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Adelaide to Sydney Kingsford Smith are usually found in January or May, booked 70 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from Adelaide to Sydney
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
Cheapest flights from Adelaide to Sydney
Explore the most affordable flight options available from Adelaide to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.
Sat 26/919:35 -
Nonstop1h 55m
Sun 27/906:25 -
Nonstop2h 15m
Deal found 12/9£132
Tue 22/906:25 -
Nonstop2h 00m
Wed 23/906:25 -
Nonstop2h 15m
Deal found 15/9£133
Wed 14/1012:00 -
Nonstop1h 50m
Sun 18/1006:25 -
Nonstop2h 15m
Deal found 14/9£133
Sat 17/1017:15 -
Nonstop1h 55m
Tue 27/1007:00 -
Nonstop2h 05m
Deal found 11/9£134
Tue 22/917:15 -
Nonstop1h 55m
Thu 24/906:25 -
Nonstop2h 15m
Deal found 12/9£135
Sat 31/1017:40 -
Nonstop1h 55m
Tue 3/1107:00 -
Nonstop2h 05m
Deal found 15/9£136
Mon 21/919:35 -
Nonstop1h 55m
Tue 22/920:20 -
Nonstop2h 10m
Deal found 13/9£136
Fri 13/1119:40 -
Nonstop1h 55m
Sun 15/1107:00 -
Nonstop2h 05m
Deal found 12/9£139
Wed 16/906:25 -
Nonstop2h 00m
Tue 22/906:25 -
Nonstop2h 15m
Deal found 15/9£140
Sat 19/906:25 -
Nonstop2h 00m
Mon 21/906:25 -
Nonstop2h 15m
Deal found 13/9£141
Best flights from Adelaide to Sydney
Discover carefully curated flight deals from Adelaide to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.
Sat 26/919:35 -
Nonstop1h 55m
Sun 27/906:25 -
Nonstop2h 15m
Deal found 12/9£132
Mon 1/307:45 -
Nonstop2h 00m
Wed 3/310:55 -
Nonstop2h 10m
Deal found 14/9£133
Sat 31/1017:40 -
Nonstop1h 55m
Tue 3/1110:55 -
Nonstop2h 10m
Deal found 11/9£133
Wed 10/209:15 -
Nonstop2h 00m
Sun 14/207:00 -
Nonstop2h 05m
Deal found 13/9£133
Tue 3/1109:15 -
Nonstop2h 00m
Fri 6/1120:40 -
Nonstop2h 05m
Deal found 14/9£133
Tue 13/1006:25 -
Nonstop2h 00m
Tue 20/1006:25 -
Nonstop2h 15m
Deal found 12/9£133
Tue 1/1219:40 -
Nonstop1h 55m
Fri 4/1220:40 -
Nonstop2h 05m
Deal found 14/9£139
Thu 22/1006:25 -
Nonstop2h 00m
Mon 26/1007:00 -
Nonstop2h 05m
Deal found 15/9£152
Fri 22/117:40 -
Nonstop1h 55m
Sat 23/107:00 -
Nonstop2h 05m
Deal found 15/9£156
Sat 24/1017:15 -
Nonstop1h 55m
Mon 26/1007:00 -
Nonstop2h 05m
Deal found 11/9£162
Wed 30/906:25 -
Nonstop2h 00m
Wed 7/1006:25 -
Nonstop2h 15m
Deal found 13/9£162
Direct flights from Adelaide to Sydney
Explore direct flight options from Adelaide to Sydney based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 September 2026.
Sat 26/919:35 -
Nonstop1h 55m
Sun 27/906:25 -
Nonstop2h 15m
Deal found 12/9£132
Wed 14/1012:00 -
Nonstop1h 50m
Sun 18/1006:25 -
Nonstop2h 15m
Deal found 14/9£133
Sat 17/1017:15 -
Nonstop1h 55m
Tue 27/1007:00 -
Nonstop2h 05m
Deal found 11/9£134
Sat 31/1017:40 -
Nonstop1h 55m
Tue 3/1107:00 -
Nonstop2h 05m
Deal found 15/9£136
Mon 28/906:25 -
Nonstop2h 00m
Wed 30/906:25 -
Nonstop2h 15m
Deal found 11/9£136
Fri 13/1119:40 -
Nonstop1h 55m
Sun 15/1107:00 -
Nonstop2h 05m
Deal found 12/9£139
Wed 25/1107:45 -
Nonstop2h 00m
Wed 25/1117:25 -
Nonstop2h 05m
Deal found 15/9£140
Sun 27/906:25 -
Nonstop2h 00m
Tue 29/906:25 -
Nonstop2h 15m
Deal found 10/9£141
Sun 7/314:45 -
Nonstop1h 50m
Wed 10/307:00 -
Nonstop2h 05m
Deal found 10/9£146
Tue 20/1006:25 -
Nonstop2h 00m
Tue 20/1020:20 -
Nonstop2h 10m
Deal found 10/9£147
Last-minute flights from Adelaide to Sydney
Discover last-minute flight deals from Adelaide to Sydney. Data last updated 15 September 2026 and is based on user searches.
Wed 16/906:25 -
Nonstop2h 00m
Tue 22/906:25 -
Nonstop2h 15m
Deal found 15/9£140
Sat 19/906:25 -
Nonstop2h 00m
Mon 21/906:25 -
Nonstop2h 15m
Deal found 13/9£141
Sun 20/909:15 -
Nonstop1h 55m
Wed 23/906:25 -
Nonstop2h 15m
Deal found 11/9£146
Mon 21/919:35 -
Nonstop1h 55m
Tue 22/920:20 -
Nonstop2h 10m
Deal found 13/9£136
Mon 21/919:35 -
Nonstop1h 55m
Thu 24/906:25 -
Nonstop2h 15m
Deal found 13/9£139
Tue 22/906:25 -
Nonstop2h 00m
Wed 23/906:25 -
Nonstop2h 15m
Deal found 15/9£133
Tue 22/917:15 -
Nonstop1h 55m
Thu 24/906:25 -
Nonstop2h 15m
Deal found 12/9£135
Sat 26/919:35 -
Nonstop1h 55m
Sun 27/906:25 -
Nonstop2h 15m
Deal found 12/9£132
Wed 14/1012:00 -
Nonstop1h 50m
Sun 18/1006:25 -
Nonstop2h 15m
Deal found 14/9£133
Sat 17/1017:15 -
Nonstop1h 55m
Tue 27/1007:00 -
Nonstop2h 05m
Deal found 11/9£134
Sat 31/1017:40 -
Nonstop1h 55m
Tue 3/1107:00 -
Nonstop2h 05m
Deal found 15/9£136
One-way flights from Adelaide to Sydney
Search for one-way flight options from Adelaide to Sydney. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.
Wed 9/1214:45 -
Nonstop1h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/9£66
Tue 2/207:45 -
Nonstop2h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/9£67
Mon 21/919:35 -
Nonstop1h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/9£70
Mon 19/1006:25 -
Nonstop2h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 10/9£74
Sun 7/314:45 -
Nonstop1h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/9£79
Sun 20/906:25 -
Nonstop2h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/9£79
Sat 26/906:25 -
Nonstop2h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/9£80
Wed 30/909:15 -
Nonstop1h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/9£87
Wed 9/1217:05 -
Nonstop1h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/9£90
Sun 27/1219:40 -
Nonstop1h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/9£98
Find flight deals from Adelaide to Sydney
Discover tips and strategies to find the most affordable flight options for your journey from Adelaide (ADL) to Sydney (SYD). 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 15 September 2026.
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, Cheapflights users made 7,457,451 searches. Data last updated 15 September 2026.
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
Cheapest return flight
Fastest return journey
AdelaideSydney
ADL Adelaide - SYD Sydney Kingsford Smith
ADLSYD
Adelaide
Wed 9/12
14:45-17:05
Nonstop1h 50m
Sydney Kingsford Smith
Wed 31/12
00:00-23:30
Nonstop0h 00m
£66
AdelaideSydney
ADL Adelaide - SYD Sydney Kingsford Smith
ADLSYD
Adelaide
Tue 8/12
09:15-11:45
Nonstop2h 00m
Sydney Kingsford Smith
Wed 31/12
00:00-23:30
Nonstop0h 00m
£66
AdelaideSydney
ADL Adelaide - SYD Sydney Kingsford Smith
ADLSYD
Adelaide
Wed 27/1
07:45-10:15
Nonstop2h 00m
Sydney Kingsford Smith
Wed 31/12
00:00-23:30
Nonstop0h 00m
£66
AdelaideSydney
ADL Adelaide - SYD Sydney Kingsford Smith
ADLSYD
Adelaide
Mon 11/1
19:40-22:05
Nonstop1h 55m
Sydney Kingsford Smith
Wed 31/12
00:00-23:30
Nonstop0h 00m
£67
AdelaideSydney
ADL Adelaide - SYD Sydney Kingsford Smith
ADLSYD
Adelaide
Sat 7/11
17:40-20:05
Nonstop1h 55m
Sydney Kingsford Smith
Wed 31/12
00:00-23:30
Nonstop0h 00m
£67
AdelaideSydney
ADL Adelaide - SYD Sydney Kingsford Smith
ADLSYD
Adelaide
Mon 2/11
19:40-22:05
Nonstop1h 55m
Sydney Kingsford Smith
Wed 31/12
00:00-23:30
Nonstop0h 00m
£67
AdelaideSydney
ADL Adelaide - SYD Sydney Kingsford Smith
ADLSYD
Adelaide
Tue 10/11
07:45-10:15
Nonstop2h 00m
Sydney Kingsford Smith
Wed 31/12
00:00-23:30
Nonstop0h 00m
£67
AdelaideSydney
ADL Adelaide - SYD Sydney Kingsford Smith
ADLSYD
Adelaide
Mon 26/10
19:40-22:05
Nonstop1h 55m
Sydney Kingsford Smith
Wed 31/12
00:00-23:30
Nonstop0h 00m
£67
AdelaideSydney
ADL Adelaide - SYD Sydney Kingsford Smith
ADLSYD
Adelaide
Wed 13/1
17:40-20:05
Nonstop1h 55m
Sydney Kingsford Smith
Wed 31/12
00:00-23:30
Nonstop0h 00m
£67
AdelaideSydney
ADL Adelaide - SYD Sydney Kingsford Smith
ADLSYD
Adelaide
Sat 26/9
19:35-22:00
Nonstop1h 55m
Sydney Kingsford Smith
Sun 27/9
06:25-08:10
Nonstop2h 15m
£132
Flights are sorted by cheapest return flights first.
Deals found on 15/9
Showing 1-10 of 20 resultsSorted by cheapest first
1
2
Best time to book a flight from Adelaide to Sydney
Have a flexible travel schedule? Discover the best time to fly to Sydney from Adelaide with our price prediction graph.
ADL-SYD
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 Adelaide to Sydney
Prices
Airlines
Delays
How far ahead should I book a flight from Adelaide to Sydney?
The best time to book flights from Adelaide to Sydney is 69 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Adelaide to Sydney?
Currently, January is the cheapest month in which you can book a flight from Adelaide to Sydney (average of £129). Flying from Adelaide to Sydney in December is currently the most expensive (average of £179). 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 ADL to SYD?
Find hourly flight availability from Adelaide to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2026.
It’s typically best to fly out from Adelaide to Sydney in the evening. Doing so could potentially save you 90% on the flight price compared to flying in the afternoon, which is usually more expensive.
How much does it cost for a return flight from Adelaide to Sydney?
Airfare is typical for this route at the moment.
Adelaide to Sydney flights typically cost between £129 and £188 in September.The cheapest return price found within the last 5 days was £132 on Jetstar (26 Sept–27 Sept).
Weekly flight availability from Adelaide to Sydney
Explore weekly flight availability from Adelaide to Sydney. 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 15 September 2026.
The most flights from ADL to SYD are scheduled on a Friday (125 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (84 on average).
How often are flights from Adelaide to Sydney delayed?
About 16% of weekly flights between Adelaide and Sydney have experienced delays in the past year, with the average delay time being 91 minutes.
What is the most punctual flight time for Adelaide to Sydney flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Adelaide to Sydney flights?
Over the past year, Qantas Airways have had the lowest number of delays on this route, with just 12% of flights being delayed.
Reviews of airlines servicing Sydney
Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated 15 September 2026.
See what other customers who have flown with Jetstar from Adelaide to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
On-time departure and early arrival. Everything went very well. This is a budget airline so I’m not comparing them to a premium airline, I’m comparing them to other budget carriers and I have no complaints. Well done Jetstar
On-time departure and early arrival. Everything went very well. This is a budget airline so I’m not comparing them to a premium airline, I’m comparing them to other budget carriers and I have no complaints. Well done Jetstar
Related info for your journey
Find useful and relevant information for your journey from Adelaide to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airports do I use to fly from Adelaide to Sydney?
To fly from Adelaide to Sydney, you need to book a flight from Adelaide (ADL) to Kingsford Smith (SYD). Nonstop flights to Sydney Kingsford Smith from Adelaide take 1h 50m on average. When it comes time to book airfare, you have a few options: there are 104 outbound flights from Adelaide to Kingsford Smith offered by 1 airline.
How popular is this Adelaide to Sydney flight route?
The Adelaide to Sydney Kingsford Smith flight path was viewed by 22 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Adelaide to Sydney?
A quick flight from Adelaide to Sydney can take about 1h 55m. Jetstar provides one of the quickest options available for as low as £132. Airlines will cover a distance of 723 mi. Most flights are nonstop.
What is the cheapest airline to fly from Adelaide to Sydney round-trip?
Jetstar, at £93, was found to be the cheapest airline from Adelaide to Sydney.. Users have found that Jetstar is 38% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Adelaide to Sydney one-way?
To fly one-way, consider booking your trip with Jetstar, which is currently one of the cheapest options available, starting at £60. Virgin Australia flights start at £81 while deals on Qantas Airways start at £88 one-way.
What are the most reliable airlines from Adelaide to Sydney?
No one likes to see their flight delayed. When booking a flight from Adelaide to Sydney consider choosing Japan Airlines (100%), Air France (98%) or Bangkok Airways (95%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Adelaide to Sydney?
Looking for the cheapest flight from Adelaide to Sydney? While on average our users pay £114, our data indicates the cheapest price to be £91. The most popular route (Adelaide - Sydney Kingsford Smith), is priced around £123.
Can I find deals for business class flights from Adelaide to Sydney?
Yes. Cheapflights offers flight deals from Adelaide to Sydney 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 Adelaide to Sydney?
Currently, January is the cheapest month in which you can book a flight from Adelaide to Sydney (average of £129). Flying from Adelaide to Sydney in December is currently the most expensive (average of £179). 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.
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 15 September 2026.
Discover the top airline that operate flights from Adelaide to Sydney. 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 7,457,451 searches. Data last updated 15 September 2026.
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 Adelaide to Sydney?
Cheapflights helps you search for flights from Adelaide to Sydney 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 Adelaide to Sydney?
Cheapflights simply makes it quick and affordable to book flights from Adelaide to Sydney by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Adelaide to Sydney with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Adelaide to Sydney flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Adelaide to Sydney become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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