Question 1

How popular is this Adelaide to Sydney flight route?

Accepted Answer

The Adelaide to Sydney Kingsford Smith flight path was viewed by 110 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Question 2

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

Accepted Answer

Jetstar, at £102, 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 24% cheaper than the other options available to this destination.

Question 3

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

Accepted Answer

The best time to book flights from Adelaide to Sydney is 64 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.

Question 4

What is the cheapest month to book a flight from Adelaide to Sydney?

Accepted Answer

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 £1,723). 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.

Question 5

What is the cheapest day to fly from Adelaide to Sydney?

Accepted Answer

Travellers seeking maximum savings on their Adelaide to Sydney flight should consider departing on Wednesday 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.

Question 6

Weekly flight availability from Adelaide to Sydney

Accepted Answer

The most flights from ADL to SYD are scheduled on a Thursday (110 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (76 on average).

Question 7

E

Accepted Answer

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.

Question 8

E

Accepted Answer

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).

Question 9

What are the cheapest flights from Adelaide to Sydney?

Accepted Answer

Looking for the cheapest flight from Adelaide to Sydney? While on average our users pay £137, our data indicates the cheapest price to be £55. The most popular route (Adelaide - Sydney Kingsford Smith), is priced around £122.

Question 10

What are the most reliable airlines from Adelaide to Sydney?

Accepted Answer

No one likes to see their flight delayed. When booking a flight from Adelaide to Sydney consider choosing Jetstar (81%), Qantas Airways (81%) or British Airways (79%) as they are the most reliable in getting you off to your destination on time.

Question 11

What is the cheapest day to fly round-trip from Adelaide to Sydney?

Accepted Answer

Friday flights are found to be more expensive to fly from Adelaide to Sydney. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Sydney.

Question 12

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

Accepted Answer

Users have found that booking a flight from Adelaide to Sydney at least 36 days early can save you up to 45% on average compared to booking a flight this week. If booking 36 days before your flight isn’t an option for you, users have found flights from Adelaide to Sydney for as little as £140 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £165 for flights departing within the next 3 days.

Question 13

What is the cheapest month to fly from Adelaide to Sydney?

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, May can be a great choice for travel to Sydney. Flights to Sydney from Adelaide in May are about £134 on average during May, but can be found for as low as £80.

Question 14

What is the cheapest time of day to fly from ADL to SYD?

Accepted Answer

It’s typically best to fly out from Adelaide to Sydney in the morning. Doing so could potentially save you 61% on the flight price compared to flying at midday, which is usually more expensive.

Question 15

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

Accepted Answer

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 92 outbound flights from Adelaide to Kingsford Smith offered by 2 different airlines.

Question 16

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

Accepted Answer

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

Question 17

How can I find direct flights from Adelaide to Sydney?

Accepted Answer

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

Question 18

Can I find deals for business class flights from Adelaide to Sydney?

Accepted Answer

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.

Question 19

How does Cheapflights help users find flights from Adelaide to Sydney?

Accepted Answer

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.

Question 20

Why should you use Cheapflights to find cheap flight tickets from Adelaide to Sydney?

Accepted Answer

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.

Question 21

Can Cheapflights find flights from Adelaide to Sydney with no change fees?

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights from Adelaide to Sydney flexibly with Cheapflights today.

Question 22

Can Cheapflights notify me if prices for flights from Adelaide to Sydney become cheaper?

Accepted Answer

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!

Round-trip from	£108
One-way from	£55
Popular in	December
Cheapest in	May
Average price	£119
Good round-trip deal	£128 or less
Good one-way deal	£84 or less

Airline	Cheapest	Average	Flexibility	On-time
Jetstar	Cheapest£102	Average£133	FlexibilityNo cancel fee	On-time74%	Search Jetstar flights
Virgin Australia	Cheapest£111	Average£159	FlexibilityNo cancel fee	On-time80%	Search Virgin Australia flights

Cheap flights from Adelaide to Sydney from £55

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Adelaide to Sydney Kingsford Smith are usually found in May or June, booked 64 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Adelaide to Sydney

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Find flight deals from Adelaide to Sydney

Cheapest flights from Adelaide to SydneyExplore 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 August 2025.

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 August 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Adelaide to Sydney that are best for you.

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.

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 8 August 2025.

What is the cheapest month to book a flight from Adelaide to Sydney?

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 August 2025.

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 10 August 2025.

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 August 2025.

Reviews of airlines servicing Sydney

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.

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?

How popular is this Adelaide to Sydney flight route?

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

What are the most reliable airlines from Adelaide to Sydney?

What are the cheapest flights from Adelaide to Sydney?

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

How can I find direct flights from Adelaide to Sydney?

Can I find deals for business class flights from Adelaide to Sydney?

What is the cheapest month to book a flight from Adelaide to Sydney?

Travelling to a place near Sydney?

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Complete your trip

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Top 2 airlines flying from Adelaide to Sydney

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How does Cheapflights help users find flights from Adelaide to Sydney?

Why should you use Cheapflights to find cheap flight tickets from Adelaide to Sydney?

Can Cheapflights find flights from Adelaide to Sydney with no change fees?

Can Cheapflights notify me if prices for flights from Adelaide to Sydney become cheaper?

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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 August 2025.