This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/1. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — SYD
10 Jan — 17 Jan1
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 August or June, booked 43 days in advance, depart on a Wednesday or Monday and return on a Thursday
Cheap flight deals from Adelaide to Sydney
Enter your travel dates to find the best prices.
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 11 December 2025.
Mon 22/1219:00ADL - SYD
Nonstop1h 55mQantas Airways
Mon 5/106:40SYD - ADL
Nonstop2h 05mQantas Airways
Deal found 11/12£214
Wed 17/1219:55ADL - SYD
Nonstop1h 55mVirgin Australia
Thu 1/106:00SYD - ADL
1 stop4h 30mVirgin Australia
Deal found 9/12£233
Thu 11/1217:20ADL - SYD
Nonstop1h 50mJetstar
Sat 13/1207:00SYD - ADL
Nonstop2h 00mJetstar
Deal found 10/12£243
Wed 31/1219:00ADL - SYD
Nonstop1h 55mMultiple Airlines
Sun 4/111:00SYD - ADL
Nonstop2h 10mMultiple Airlines
Deal found 10/12£254
Thu 25/1211:45ADL - SYD
1 stop5h 05mVirgin Australia
Mon 29/1218:00SYD - ADL
1 stop3h 40mVirgin Australia
Deal found 11/12£268
Thu 18/1219:45ADL - SYD
Nonstop1h 55mVirgin Australia
Sun 21/1219:15SYD - ADL
1 stop3h 30mVirgin Australia
Deal found 10/12£275
Wed 17/1215:30ADL - SYD
1 stop6h 15mVirgin Australia
Sun 21/1219:15SYD - ADL
1 stop3h 30mVirgin Australia
Deal found 10/12£310
Thu 18/1208:50ADL - SYD
1 stop4h 30mVirgin Australia
Mon 22/1216:00SYD - ADL
1 stop4h 40mVirgin Australia
Deal found 11/12£326
Wed 10/1218:30ADL - SYD
1 stop3h 25mMultiple Airlines
Thu 11/1217:25SYD - ADL
Nonstop2h 05mMultiple Airlines
Deal found 10/12£352
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 11 December 2025.
Wed 14/109:15ADL - SYD
Nonstop2h 00mJetstar
Wed 21/120:40SYD - ADL
Nonstop2h 05mJetstar
Deal found 10/12£105
Fri 30/106:00ADL - SYD
Nonstop1h 55mVirgin Australia
Sun 1/207:00SYD - ADL
1 stop3h 30mVirgin Australia
Deal found 10/12£164
Sat 24/114:45ADL - SYD
Nonstop1h 50mJetstar
Thu 29/107:00SYD - ADL
Nonstop2h 05mJetstar
Deal found 10/12£105
Thu 28/506:25ADL - SYD
Nonstop2h 00mJetstar
Thu 28/520:20SYD - ADL
Nonstop2h 10mJetstar
Deal found 10/12£105
Fri 8/517:15ADL - SYD
Nonstop1h 55mJetstar
Sun 10/506:25SYD - ADL
Nonstop2h 10mJetstar
Deal found 8/12£124
Tue 7/415:00ADL - SYD
Nonstop1h 50mJetstar
Tue 14/412:40SYD - ADL
Nonstop2h 10mJetstar
Deal found 9/12£124
Thu 15/119:55ADL - SYD
Nonstop1h 55mVirgin Australia
Thu 22/112:15SYD - ADL
Nonstop2h 10mVirgin Australia
Deal found 9/12£182
Fri 23/119:45ADL - SYD
Nonstop1h 50mJetstar
Fri 30/120:40SYD - ADL
Nonstop2h 05mJetstar
Deal found 9/12£134
Wed 11/316:50ADL - SYD
1 stop3h 35mVirgin Australia
Wed 18/308:00SYD - ADL
1 stop3h 30mVirgin Australia
Deal found 10/12£190
Mon 9/309:15ADL - SYD
Nonstop2h 00mJetstar
Fri 13/320:40SYD - ADL
Nonstop2h 05mJetstar
Deal found 9/12£143
Wed 11/316:50ADL - SYD
1 stop3h 35mVirgin Australia
Fri 13/317:30SYD - ADL
1 stop3h 40mVirgin Australia
Deal found 10/12£190
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 11 December 2025.
Wed 14/109:15ADL - SYD
Nonstop2h 00mJetstar
Wed 21/120:40SYD - ADL
Nonstop2h 05mJetstar
Deal found 10/12£105
Tue 7/415:00ADL - SYD
Nonstop1h 50mJetstar
Tue 14/412:40SYD - ADL
Nonstop2h 10mJetstar
Deal found 9/12£124
Fri 23/119:45ADL - SYD
Nonstop1h 50mJetstar
Sun 25/107:00SYD - ADL
Nonstop2h 05mJetstar
Deal found 10/12£134
Fri 23/119:45ADL - SYD
Nonstop1h 50mJetstar
Fri 30/120:40SYD - ADL
Nonstop2h 05mJetstar
Deal found 9/12£134
Mon 9/309:15ADL - SYD
Nonstop2h 00mJetstar
Fri 13/320:40SYD - ADL
Nonstop2h 05mJetstar
Deal found 9/12£143
Thu 15/118:55ADL - SYD
Nonstop1h 55mVirgin Australia
Thu 22/107:15SYD - ADL
Nonstop2h 10mVirgin Australia
Deal found 10/12£161
Mon 22/1219:00ADL - SYD
Nonstop1h 55mQantas Airways
Mon 5/106:40SYD - ADL
Nonstop2h 05mQantas Airways
Deal found 11/12£214
Sun 8/209:00ADL - SYD
Nonstop1h 55mMultiple Airlines
Fri 13/220:40SYD - ADL
Nonstop2h 05mMultiple Airlines
Deal found 10/12£249
Wed 31/1219:00ADL - SYD
Nonstop1h 55mMultiple Airlines
Sun 4/111:00SYD - ADL
Nonstop2h 10mMultiple Airlines
Deal found 10/12£254
Sun 21/1219:10ADL - SYD
Nonstop1h 55mQantas Airways
Fri 2/120:55SYD - ADL
Nonstop2h 05mQantas Airways
Deal found 9/12£363
Last-minute flights from Adelaide to Sydney
Discover last-minute flight deals from Adelaide to Sydney. Data last updated 11 December 2025 and is based on user searches.
Mon 22/1219:00ADL - SYD
Nonstop1h 55mQantas Airways
Mon 5/106:40SYD - ADL
Nonstop2h 05mQantas Airways
Deal found 11/12£214
Wed 14/109:15ADL - SYD
Nonstop2h 00mJetstar
Wed 21/120:40SYD - ADL
Nonstop2h 05mJetstar
Deal found 10/12£105
Thu 15/118:55ADL - SYD
Nonstop1h 55mVirgin Australia
Thu 22/107:15SYD - ADL
Nonstop2h 10mVirgin Australia
Deal found 10/12£161
Thu 15/116:50ADL - SYD
1 stop4h 35mVirgin Australia
Sun 18/109:15SYD - ADL
Nonstop2h 10mVirgin Australia
Deal found 10/12£184
Fri 23/119:45ADL - SYD
Nonstop1h 50mJetstar
Sun 25/107:00SYD - ADL
Nonstop2h 05mJetstar
Deal found 10/12£134
Fri 23/119:45ADL - SYD
Nonstop1h 50mJetstar
Fri 30/120:40SYD - ADL
Nonstop2h 05mJetstar
Deal found 9/12£134
Sat 24/111:35ADL - SYD
Nonstop1h 55mVirgin Australia
Sat 24/115:50SYD - ADL
1 stop6h 15mVirgin Australia
Deal found 10/12£194
Sun 25/106:00ADL - SYD
Nonstop1h 55mVirgin Australia
Sun 1/207:00SYD - ADL
1 stop4h 30mVirgin Australia
Deal found 10/12£164
Fri 30/115:30ADL - SYD
1 stop6h 15mVirgin Australia
Sun 1/206:00SYD - ADL
1 stop4h 30mVirgin Australia
Deal found 10/12£200
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 11 December 2025.
Wed 21/117:40ADL - SYD
Nonstop1h 50mJetstar
Deal found 9/12£61
Thu 8/119:45ADL - SYD
Nonstop1h 50mJetstar
Deal found 9/12£68
Sun 19/419:40ADL - SYD
Nonstop1h 50mJetstar
Deal found 8/12£82
Thu 1/106:00ADL - SYD
Nonstop1h 55mVirgin Australia
Deal found 9/12£95
Mon 23/209:00ADL - SYD
Nonstop1h 55mQantas Airways
Deal found 10/12£104
Wed 31/1219:00ADL - SYD
Nonstop1h 55mQantas Airways
Deal found 10/12£110
Mon 9/317:10ADL - SYD
1 stop4h 35mVirgin Australia
Deal found 10/12£120
Sun 28/1206:00ADL - SYD
Nonstop1h 55mVirgin Australia
Deal found 9/12£125
Wed 31/1220:50ADL - SYD
1 stop10h 10mMultiple Airlines
Deal found 9/12£126
Wed 31/1219:40ADL - SYD
Nonstop1h 50mJetstar
Deal found 9/12£131
Mon 22/1220:00ADL - SYD
Nonstop1h 55mQantas Airways
Deal found 9/12£160
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 11 December 2025.
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 858,174 searches. Data last updated 11 December 2025.
Use the filters below to find and compare flights from Adelaide to Sydney that are best for you.
Fly from
Adelaide
Fly to
Sydney
Route
Depart
Return
Price
AdelaideSydney
ADL - SYD
ADLSYD
Adelaide
Wed 14/1
09:15-11:45
Nonstop2h 00m
Sydney Kingsford Smith
Wed 21/1
20:40-22:15
Nonstop2h 05m
£105
AdelaideSydney
ADL - SYD
ADLSYD
Adelaide
Sat 24/1
14:45-17:05
Nonstop1h 50m
Sydney Kingsford Smith
Thu 29/1
07:00-08:35
Nonstop2h 05m
£105
AdelaideSydney
ADL - SYD
ADLSYD
Adelaide
Thu 28/5
06:25-08:55
Nonstop2h 00m
Sydney Kingsford Smith
Thu 28/5
20:20-22:00
Nonstop2h 10m
£105
AdelaideSydney
ADL - SYD
ADLSYD
Adelaide
Fri 8/5
17:15-19:40
Nonstop1h 55m
Sydney Kingsford Smith
Sun 10/5
06:25-08:05
Nonstop2h 10m
£124
AdelaideSydney
ADL - SYD
ADLSYD
Adelaide
Tue 7/4
15:00-17:20
Nonstop1h 50m
Sydney Kingsford Smith
Tue 14/4
12:40-14:20
Nonstop2h 10m
£124
AdelaideSydney
ADL - SYD
ADLSYD
Adelaide
Fri 23/1
19:45-22:05
Nonstop1h 50m
Sydney Kingsford Smith
Fri 30/1
20:40-22:15
Nonstop2h 05m
£134
AdelaideSydney
ADL - SYD
ADLSYD
Adelaide
Mon 9/3
09:15-11:45
Nonstop2h 00m
Sydney Kingsford Smith
Fri 13/3
20:40-22:15
Nonstop2h 05m
£143
AdelaideSydney
ADL - SYD
ADLSYD
Adelaide
Fri 30/1
06:00-08:25
Nonstop1h 55m
Sydney Kingsford Smith
Sun 1/2
07:00-10:00
1 stop3h 30m
£164
AdelaideSydney
ADL - SYD
ADLSYD
Adelaide
Thu 15/1
19:55-22:20
Nonstop1h 55m
Sydney Kingsford Smith
Thu 22/1
12:15-13:55
Nonstop2h 10m
£182
AdelaideSydney
ADL - SYD
ADLSYD
Adelaide
Wed 11/3
16:50-20:55
1 stop3h 35m
Sydney Kingsford Smith
Wed 18/3
08:00-11:00
1 stop3h 30m
£190
Flights are sorted by cheapest return flights first.
Deals found on 10/12
Showing 1-10 of 22 results
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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.
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?
Use this chart to determine the optimal time to book a return flight from Adelaide to Sydney. Price data was last updated on 5 December 2025.
The best time to book flights from Adelaide to Sydney is 43 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 £63). Flying from Adelaide to Sydney in October is currently the most expensive (average of £84). 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 11 December 2025.
It’s typically best to fly out from Adelaide to Sydney in the morning. Doing so could potentially save you 37% on the flight price compared to flying at midday, which is usually more expensive.
What is the cheapest day to fly from Adelaide to Sydney?
Use this chart to determine the cheapest time to fly return from Adelaide to Sydney. Price data was last updated on 6 December 2025.
Travellers seeking maximum savings on their Adelaide to Sydney flight should consider departing on Sunday evenings when fares are most often at their lowest. Saturday afternoons 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 Adelaide to Sydney?
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 11 December 2025.
The most flights from ADL to SYD are scheduled on a Monday (119 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (91 on average).
How often are flights from Adelaide to Sydney delayed?
About 17% of weekly flights between Adelaide and Sydney have experienced delays in the past year, with the average delay time being 87 minutes.
What is the most punctual flight time for Adelaide to Sydney 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 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 14% 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 11 December 2025.
See what other customers who have flown with Virgin Australia and 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.
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 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 107 outbound flights from Adelaide to Kingsford Smith offered by 2 different airlines.
How popular is this Adelaide to Sydney flight route?
The Adelaide to Sydney Kingsford Smith flight path was viewed by 68 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 2h. Jetstar provides one of the quickest options available for as low as £105. Airlines will cover a distance of 723 mi. Most flights are nonstop.
What are the cheapest airlines flying from Adelaide to Sydney round-trip?
Jetstar, at £94, was found to be the cheapest airline from Adelaide to Sydney. An alternate airline flying to your destination would be Virgin Australia. Users have found that Jetstar is 31% 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 £51. Virgin Australia flights start at £64 while deals on Qantas Airways start at £74 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 Finnair (90%), LATAM Airlines (84%) or British Airways (83%) 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 £201, our data indicates the cheapest price to be £71. The most popular route (Adelaide - Sydney Kingsford Smith), is priced around £125.
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 £63). Flying from Adelaide to Sydney in October is currently the most expensive (average of £84). 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 11 December 2025.
Discover the top 2 airlines 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 858,174 searches. Data last updated 11 December 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 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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