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$78+ Cheap flights from Sydney to Adelaide (SYD - ADL)

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 3/27. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — ADL
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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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

Cheapest flights from Sydney to Adelaide
Explore the most affordable flight options available from Sydney to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

This Jetstar deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:40 pmSYD - ADL
Nonstop2h 05mJetstar
Sun 2/17:45 pmADL - SYD
Nonstop1h 50mJetstar
Deal found 12/26$161
This Jetstar deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:25 pmSYD - ADL
Nonstop2h 05mJetstar
Thu 1/17:45 amADL - SYD
Nonstop2h 00mJetstar
Deal found 12/27$246
This Jetstar deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3012:30 pmSYD - ADL
Nonstop2h 05mJetstar
Fri 1/29:15 amADL - SYD
Nonstop2h 00mJetstar
Deal found 12/27$257
This Jetstar deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:00 amSYD - ADL
Nonstop2h 05mJetstar
Fri 1/27:45 amADL - SYD
Nonstop2h 00mJetstar
Deal found 12/25$272
This Jetstar deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/288:40 pmSYD - ADL
Nonstop2h 05mJetstar
Wed 12/317:40 pmADL - SYD
Nonstop1h 50mJetstar
Deal found 12/26$282
This Virgin Australia deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:00 pmSYD - ADL
1 stop4h 40mVirgin Australia
Thu 1/17:55 pmADL - SYD
Nonstop1h 55mVirgin Australia
Deal found 12/25$363
This Virgin Australia deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:00 pmSYD - ADL
1 stop6h 40mVirgin Australia
Mon 1/55:50 pmADL - SYD
1 stop4h 10mVirgin Australia
Deal found 12/27$381
This Jetstar deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/278:40 pmSYD - ADL
Nonstop2h 05mJetstar
Mon 12/297:45 amADL - SYD
Nonstop2h 00mJetstar
Deal found 12/26$396
This Qantas Airways deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2810:55 amSYD - ADL
Nonstop2h 10mMultiple Airlines
Sun 1/42:25 pmADL - SYD
1 stop4h 00mMultiple Airlines
Deal found 12/26$403
This Virgin Australia deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:30 amSYD - ADL
1 stop4h 00mVirgin Australia
Thu 1/16:55 pmADL - SYD
Nonstop1h 55mVirgin Australia
Deal found 12/25$414
This Qantas Airways deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:15 pmSYD - ADL
1 stop3h 40mMultiple Airlines
Wed 12/317:40 pmADL - SYD
Nonstop1h 50mMultiple Airlines
Deal found 12/27$415

Find 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 December 28, 2025.

Most accurate provider

OneTravel
3 stars

Most trusted provider

OneTravel
3 stars

Round-trip from

$132
(Kiwi.com)

One-way from

$78
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$240

Good round-trip deal

$164 or less

Good one-way deal

$108 or less
Provider with most accurate pricing for Sydney Kingsford Smith-Adelaide flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Adelaide flights.
Search Deals
From Sydney Kingsford Smith to Adelaide
Search Deals
One-way flight from Sydney Kingsford Smith to Adelaide
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Sydney Kingsford Smith to Adelaide.
Search Deals
Price to beat on a one-way flight from Sydney Kingsford Smith to Adelaide.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sydney to Adelaide 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 2,558,603 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from Sydney to Adelaide that are best for you.

Fly from

Sydney

Fly to

Adelaide

Route

Depart

Return

Price

SydneyAdelaide

SYD - ADL

SYDADL

Sydney Kingsford Smith

Sat 2/14

5:25 pm-7:00 pm

Nonstop2h 05m

Adelaide

Sat 2/21

7:45 pm-10:05 pm

Nonstop1h 50m

$139

SydneyAdelaide

SYD - ADL

SYDADL

Sydney Kingsford Smith

Sat 1/10

8:40 pm-10:15 pm

Nonstop2h 05m

Adelaide

Mon 1/12

2:00 pm-4:20 pm

Nonstop1h 50m

$140

SydneyAdelaide

SYD - ADL

SYDADL

Sydney Kingsford Smith

Sat 1/17

8:40 pm-10:15 pm

Nonstop2h 05m

Adelaide

Mon 1/19

5:40 pm-8:00 pm

Nonstop1h 50m

$149

SydneyAdelaide

SYD - ADL

SYDADL

Sydney Kingsford Smith

Thu 1/8

7:00 am-8:35 am

Nonstop2h 05m

Adelaide

Thu 1/15

2:00 pm-4:20 pm

Nonstop1h 50m

$155

SydneyAdelaide

SYD - ADL

SYDADL

Sydney Kingsford Smith

Wed 2/25

7:00 am-8:35 am

Nonstop2h 05m

Adelaide

Mon 3/2

7:45 am-10:15 am

Nonstop2h 00m

$160

SydneyAdelaide

SYD - ADL

SYDADL

Sydney Kingsford Smith

Sat 5/23

6:25 am-8:10 am

Nonstop2h 15m

Adelaide

Thu 5/28

5:15 pm-7:40 pm

Nonstop1h 55m

$163

SydneyAdelaide

SYD - ADL

SYDADL

Sydney Kingsford Smith

Tue 1/20

11:00 am-12:40 pm

Nonstop2h 10m

Adelaide

Fri 1/23

7:45 pm-10:05 pm

Nonstop1h 50m

$168

SydneyAdelaide

SYD - ADL

SYDADL

Sydney Kingsford Smith

Tue 1/20

7:00 am-8:35 am

Nonstop2h 05m

Adelaide

Wed 1/21

2:45 pm-5:05 pm

Nonstop1h 50m

$168

SydneyAdelaide

SYD - ADL

SYDADL

Sydney Kingsford Smith

Thu 2/5

7:00 am-8:35 am

Nonstop2h 05m

Adelaide

Thu 2/12

7:55 pm-10:20 pm

Nonstop1h 55m

$172

SydneyAdelaide

SYD - ADL

SYDADL

Sydney Kingsford Smith

Fri 2/6

7:00 am-8:35 am

Nonstop2h 05m

Adelaide

Mon 2/9

7:45 pm-10:05 pm

Nonstop1h 50m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/27

Showing 1-10 of 18 results
1
2

Compare providers for flights from Sydney to Adelaide

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sydney to Adelaide in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sydney-Adelaide flights, users find the pricing of OneTravel to be most consistent on Cheapflights vs. OneTravel Users can find the same prices on Sydney-Adelaide flight deals on Cheapflights vs. OneTravel >95% of the time. Price accuracy is based on data collected from Sydney-Adelaide flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sydney-Adelaide flights, Cheapflights users trust OneTravel the most. OneTravel has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sydney-Adelaide flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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

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

Use this chart to determine the optimal time to book a round-trip flight from Sydney to Adelaide. Price data was last updated on December 26, 2025.

Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Adelaide. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 $71). Flying from Sydney to Adelaide in April is currently the most expensive (average of $109). 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 December 28, 2025.

When flying from Sydney to Adelaide, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 22% versus a flight in the afternoon.

How much does it cost to fly round-trip from Sydney to Adelaide?

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 December 28, 2025.
See what other customers who have flown with Virgin Australia, Qantas Airways, and Jetstar from Sydney to Adelaide have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Virgin Australia
7.6
Good
430 reviews

Entertainment

6.4

Comfort

7.5

Food

6.4

Crew

8.2

Boarding

7.8

Overall

7.6

Reviews

1 / 20
6.0
Good

Andrew,Jun 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.
Virgin Australia
7.6
Good
430 reviews
Virgin Australia
7.6
Good
430 reviews

Entertainment

6.4

Comfort

7.5

Food

6.4

Crew

8.2

Boarding

7.8

Overall

7.6

Reviews

1 / 20
6.0
Good

Andrew,Jun 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.
Qantas Airways
7.5
Good
957 reviews
Virgin Australia
7.6
Good
430 reviews

Entertainment

6.4

Comfort

7.5

Food

6.4

Crew

8.2

Boarding

7.8

Overall

7.6

Reviews

1 / 20
6.0
Good

Andrew,Jun 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.
Jetstar
6.5
Okay
495 reviews
Virgin Australia
7.6
Good
430 reviews

Entertainment

6.4

Comfort

7.5

Food

6.4

Crew

8.2

Boarding

7.8

Overall

7.6

Reviews

1 / 20
6.0
Good

Andrew,Jun 2025

MEL - CNS

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.

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

    Booking a flight from Sydney Kingsford Smith (SYD) to Adelaide (ADL) is your only option if you wish to fly from Sydney to Adelaide. On a typical day, there are 96 flights from Kingsford Smith to Adelaide, all of which are around 2h 10m for a nonstop flight. You can also purchase a plane ticket from 3 airlines when you book a flight from Kingsford Smith to Adelaide.

  • How popular is this Sydney to Adelaide flight route?

    This flight path from Sydney Kingsford Smith to Adelaide was viewed by 29 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 Sydney to Adelaide?

    A quick flight from Sydney to Adelaide can take about 2h 05m. Jetstar provides one of the quickest options available for as low as $139. There are 723 mi between Sydney and Adelaide. Most flights are nonstop.

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

    Flying on Jetstar is currently your cheapest option to Adelaide, with prices starting at $132. Additional round-trip tickets that might be worth considering are offered by Qantas Airways and Virgin Australia, with the lowest prices starting at $156 and $169, respectively. Jetstar is currently priced 29% below the average price you’ll pay for this route.

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

    The cheapest airlines for a one-way flight from Sydney to Adelaide are Jetstar ($67), Virgin Australia ($88), and Qantas Airways ($117).

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

    No one likes to see their flight delayed. When booking a flight from Sydney to Adelaide consider choosing Air India (82%), Qatar Airways (69%) or Finnair (69%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Sydney to Adelaide?

    The cheapest flight price from Sydney to Adelaide is $76. On average you can expect to pay $189. The most popular route, (Sydney Kingsford Smith - Adelaide), can usually be booked for $100.

  • 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 vacation 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 $71). Flying from Sydney to Adelaide in April is currently the most expensive (average of $109). 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

Traveling to a place near Adelaide?

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

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Top 3 airlines flying from Sydney to Adelaide

Discover the top 3 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 2,558,603 searches. Data last updated December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetstarCheapest$135Average$184FlexibilityNo cancel feeOn-time74%
Virgin AustraliaCheapest$177Average$280FlexibilityNo cancel feeOn-time80%
Qantas AirwaysCheapest$255Average$338FlexibilityNo cancel feeOn-time74%

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