Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Adelaide to Sydney

ADL — SYD
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from Adelaide to Sydney Kingsford Smith are usually found in June or May, booked 35 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap 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 29 April 2025.

Round-trip from

£105

One-way from

£52

Popular in

April

Cheapest in

June

Average price

£166

Good round-trip deal

£128 or less

Good one-way deal

£71 or less
Jetstar
  • Jetstar
  • 12/5-15/5
  • Nonstop
  • 4h 05m total
  • Adelaide to Sydney
Search Deals
Jetstar
  • Jetstar
  • 22/5
  • Nonstop
  • 1h 55m total
  • Adelaide to Sydney
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Adelaide to Sydney Kingsford Smith.
Search Deals
Price to beat on a one-way flight from Adelaide to Sydney Kingsford Smith.
Search Deals

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

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 25 April 2025.

The best time to book flights from Adelaide to Sydney is 35 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, May is the cheapest month in which you can book a flight from Adelaide to Sydney (average of £985). Flying from Adelaide to Sydney in July is currently the most expensive (average of £1,718). 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 29 April 2025.

It’s typically best to fly out from Adelaide to Sydney in the evening. Doing so could potentially save you 67% 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 30 March 2025.

Travellers seeking maximum savings on their Adelaide to Sydney flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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 29 April 2025.

The most flights from ADL to SYD are scheduled on a Thursday (104 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (83 on average).

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

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 29 April 2025.
Qantas Airways
7.5
Good
828 reviews
Check prices

Boarding

7.7

Comfort

7.4

Crew

8.2

Entertainment

7.2

Overall

7.5

Food

6.9

Reviews

1 / 20
8.0
Excellent

Tin,Feb 2025

LAX - MEL

The passengers had to wait in lines more than 40 minutes for boarding. The foods was okay to eat if you were hungry to dead . Thank you
Qantas Airways
7.5
Good
828 reviews
Qantas Airways
7.5
Good
828 reviews
Check prices

Boarding

7.7

Comfort

7.4

Crew

8.2

Entertainment

7.2

Overall

7.5

Food

6.9

Reviews

1 / 20
8.0
Excellent

Tin,Feb 2025

LAX - MEL

The passengers had to wait in lines more than 40 minutes for boarding. The foods was okay to eat if you were hungry to dead . Thank you
Virgin Australia
7.5
Good
400 reviews
Qantas Airways
7.5
Good
828 reviews
Check prices

Boarding

7.7

Comfort

7.4

Crew

8.2

Entertainment

7.2

Overall

7.5

Food

6.9

Reviews

1 / 20
8.0
Excellent

Tin,Feb 2025

LAX - MEL

The passengers had to wait in lines more than 40 minutes for boarding. The foods was okay to eat if you were hungry to dead . Thank you
Jetstar
6.6
Okay
438 reviews
Qantas Airways
7.5
Good
828 reviews
Check prices

Boarding

7.7

Comfort

7.4

Crew

8.2

Entertainment

7.2

Overall

7.5

Food

6.9

Reviews

1 / 20
8.0
Excellent

Tin,Feb 2025

LAX - MEL

The passengers had to wait in lines more than 40 minutes for boarding. The foods was okay to eat if you were hungry to dead . Thank you

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 93 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 84 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 Adelaide to Sydney round-trip?

    Jetstar, at £105, was found to be the cheapest airline from Adelaide to Sydney.Alternate airlines flying return to your destination include Virgin Australia and Qantas Airways. Users have found that Jetstar is 23% cheaper than the other options available to this destination.

  • 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 Alliance Airlines (100%), British Airways (89%) or Air Canada (88%) 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 £130, our data indicates the cheapest price to be £48. The most popular route (Adelaide - Sydney Kingsford Smith), is priced around £124.

  • Can I find deals for flights from Adelaide to Sydney that include hotel bookings?

    Yes. In addition to deals on Adelaide to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Adelaide to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Adelaide to Sydney.

  • 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, May is the cheapest month in which you can book a flight from Adelaide to Sydney (average of £985). Flying from Adelaide to Sydney in July is currently the most expensive (average of £1,718). 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

Travelling to a place near Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
Bondi Beach
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Adelaide to Sydney

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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
JetstarCheapest£97Average£132FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
Virgin AustraliaCheapest£113Average£161FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights

Fly with Cheapflights

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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights