฿5,635 Cheap Flights from Adelaide (ADL) to Sydney (SYD)

View ฿5,635 flight on Wed, 3 Dec 2025Opens in a new window

Popular airlines from Adelaide, SA Airport (ADL) to Sydney Airport (SYD)

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Cheap Flights from Adelaide (ADL) to Sydney (SYD)

Prices were available within the past 7 days and start at ฿5,635 for one-way flights and ฿8,985 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qantas Airways
Fri, 5 Dec - Sun, 7 Dec
ADL
Adelaide
SYD
Sydney
฿8,985 Return, found 12 hours ago
฿8,985
Return
found 12 hours ago
Select Qantas Airways flight, departing Fri, 5 Dec from Adelaide to Sydney, returning Sun, 7 Dec, priced at ฿8,985 found 12 hours ago
Qantas Airways
Fri, 5 Dec - Sun, 7 Dec
ADL
Adelaide
SYD
Sydney
฿9,580 Return, found 12 hours ago
฿9,580
Return
found 12 hours ago
Select Qantas Airways flight, departing Fri, 5 Dec from Adelaide to Sydney, returning Sun, 7 Dec, priced at ฿9,580 found 12 hours ago
Jetstar
Wed, 19 Nov - Thu, 20 Nov
ADL
Adelaide
SYD
Sydney
฿9,635 Return, found 21 hours ago
฿9,635
Return
found 21 hours ago
Select Jetstar flight, departing Wed, 19 Nov from Adelaide to Sydney, returning Thu, 20 Nov, priced at ฿9,635 found 21 hours ago
Jetstar
Sat, 6 Dec - Sun, 7 Dec
ADL
Adelaide
SYD
Sydney
฿9,685 Return, found 2 days ago
฿9,685
Return
found 2 days ago
Select Jetstar flight, departing Sat, 6 Dec from Adelaide to Sydney, returning Sun, 7 Dec, priced at ฿9,685 found 2 days ago
Jetstar
Fri, 5 Dec - Sun, 7 Dec
ADL
Adelaide
SYD
Sydney
฿9,955 Return, found 12 hours ago
฿9,955
Return
found 12 hours ago
Select Jetstar flight, departing Fri, 5 Dec from Adelaide to Sydney, returning Sun, 7 Dec, priced at ฿9,955 found 12 hours ago
Qantas Airways
Fri, 5 Dec - Sun, 7 Dec
ADL
Adelaide
SYD
Sydney
฿10,405 Return, found 12 hours ago
฿10,405
Return
found 12 hours ago
Select Qantas Airways flight, departing Fri, 5 Dec from Adelaide to Sydney, returning Sun, 7 Dec, priced at ฿10,405 found 12 hours ago
Qantas Airways
Sun, 4 Jan - Wed, 21 Jan
ADL
Adelaide
SYD
Sydney
฿10,465 Return, found 5 days ago
฿10,465
Return
found 5 days ago
Select Qantas Airways flight, departing Sun, 4 Jan from Adelaide to Sydney, returning Wed, 21 Jan, priced at ฿10,465 found 5 days ago
Jetstar
Sat, 6 Dec - Sun, 7 Dec
ADL
Adelaide
SYD
Sydney
฿10,515 Return, found 2 days ago
฿10,515
Return
found 2 days ago
Select Jetstar flight, departing Sat, 6 Dec from Adelaide to Sydney, returning Sun, 7 Dec, priced at ฿10,515 found 2 days ago
Qantas Airways
Fri, 5 Dec - Sun, 7 Dec
ADL
Adelaide
SYD
Sydney
฿10,670 Return, found 12 hours ago
฿10,670
Return
found 12 hours ago
Select Qantas Airways flight, departing Fri, 5 Dec from Adelaide to Sydney, returning Sun, 7 Dec, priced at ฿10,670 found 12 hours ago
Qantas Airways
Fri, 5 Dec - Sun, 7 Dec
ADL
Adelaide
SYD
Sydney
฿11,100 Return, found 12 hours ago
฿11,100
Return
found 12 hours ago
Select Qantas Airways flight, departing Fri, 5 Dec from Adelaide to Sydney, returning Sun, 7 Dec, priced at ฿11,100 found 12 hours ago

Find the cheapest month to fly from Adelaide (ADL) to Sydney (SYD)

May is typically the cheapest month to fly

From ฿4,517 - ฿7,843 per traveller.

Frequently asked questions

How much is a flight from Adelaide Airport (ADL) to Sydney Airport?
Start packing your suitcase, because round-trip journeys from Adelaide Airport (ADL) to SYD start from ฿8,985. That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book now to secure the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Adelaide Airport to Mascot Airport?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from Adelaide Airport to SYD that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Adelaide Airport to Mascot Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Adelaide Airport to Sydney Airport?
The distance from Adelaide Airport (ADL) to SYD (SYD) is 1,150 kilometres. You'll be walking down the air bridge and grabbing your bags from the carousel before long.
Which airlines fly direct from ADL to Sydney Airport?
There are several airlines that travel directly from Adelaide Airport to Sydney Airport. Qantas (QF) is a popular option, offering 247 services on this route each month. Offering 143 flights a month on this route, Virgin Australia (VA) is another top pick.
Are Adelaide Airport to SYD flight tickets cheaper when they're purchased at the last minute?
It is possible to get a fantastic last-minute deal from ADL to Sydney Airport, but it's also possible to miss out altogether! As many airlines release seats up to a year in advance, it's worth keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares air carrier prices and updates flight deals regularly, so you can rest easy knowing you're always seeing the latest offers.

Travel information

Origin airport
Adelaide
Destination airport
Kingsford Smith Intl.
Airlines serving
Qantas Airways
Return price
฿8,985
Distance
1156 km
Average flight time
2 hours 20 mins

Book with confidence

Perfect flights from Adelaide to Sydney

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Adelaide to Sydney. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Adelaide to Kingsford Smith Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿5,635 and roundtrip prices from ฿8,985. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Kingsford Smith Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Sydney.
Perfect flights from Adelaide to Sydney

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