Question 1

How popular is this Adelaide to Sydney flight route?

Accepted Answer

This flight path from Adelaide to Sydney Kingsford Smith was viewed by 30,655 users in the past month. Keep an eye out for changes in search interest prior to high and low season. Find deals

Question 2

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

Accepted Answer

According to our current data, Jetstar ($218), offers the cheapest pricing from Adelaide to Sydney. Jetstar is priced at 21% lower than the current average price of a flight leaving 3 months from now. Find deals

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. Find deals

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 $129). Flying from Adelaide to Sydney in October is currently the most expensive (average of $171). 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. Find deals

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 Saturday evenings when fares are most often at their lowest. Monday 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 Tuesday (99 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (70 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

While on average a flight from Adelaide to Sydney is generally $6,539, our data shows the cheapest flight currently is $107. When looking at the most popular route, (Adelaide - Sydney Kingsford Smith), you can expect to pay $217 for that flight.

Question 10

What are the most reliable airlines from Adelaide to Sydney?

Accepted Answer

The top 3 most reliable airlines when flying from Adelaide to Sydney are British Airways (81%), Jetstar (80%) and Qantas Airways (76%).

Question 11

What are the most popular airlines that fly from Adelaide to Sydney?

Accepted Answer

Consider Jetstar, Qantas Airways or Virgin Australia when booking your flight. These represent the most popular airlines when flying from Adelaide to Sydney.

Question 12

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

Accepted Answer

Leaving on a Thursday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 77% on the overall cost on flights from Adelaide to Sydney.

Question 13

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

Accepted Answer

Travellers have found it’s best to book a flight 42 days in advance to save up to 24% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 42 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Adelaide to Sydney 1-2 weeks in advance for as low as $280, or $300 for flights within the next 24 hours.

Question 14

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

Accepted Answer

The best pricing can be found in the month of August. Prices to Sydney from Adelaide average $279. You can even find prices in August for less than $279, as users have found deals to Sydney from as low as $149. The month of December appears to be one of the more expensive times to travel to Sydney from Adelaide. Flying in the targeted month can save you up to 20%.

Question 15

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

Accepted Answer

A simple way to save on the total cost of your ticket is to fly from Adelaide to Sydney in the evening. If you’re flexible enough to do this you can expect to save up to 64% on your trip compared to booking a flight at midday.

Question 16

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

Accepted Answer

Booking a flight from Adelaide (ADL) to Sydney Kingsford Smith (SYD) is your only option if you wish to fly from Adelaide to Sydney. On a typical day, there are 90 flights from Adelaide to Kingsford Smith, all of which are around 1h 50m for a nonstop flight. You can also purchase a plane ticket from 4 airlines when you book a flight from Adelaide to Sydney.

Question 17

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 18

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 19

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 20

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 21

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

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sydney from Adelaide.

Question 22

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

Accepted Answer

Yes, we can. To see specific flights from Adelaide to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Question 23

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

Accepted Answer

Yes, Cheapflights offers price alerts on Adelaide to Sydney flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Round-trip from	$218
One-way from	$109
Popular in	December
Cheapest in	August
Average price	$261
Good round-trip deal	$256 or less
Good one-way deal	$155 or less

Airline	Cheapest	Average	Flexibility	On-time
Virgin Australia	Cheapest$172	Average$335	FlexibilityNo cancel fee	On-time80%	Search Virgin Australia flights
Jetstar	Cheapest$184	Average$273	FlexibilityNo cancel fee	On-time74%	Search Jetstar flights
Rex	Cheapest$192	Average$309	FlexibilityNo cancel fee	On-time86%	Search Rex flights
Qantas Airways	Cheapest$208	Average$465	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights

Cheap flights from Adelaide to Sydney from $109

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 24/7. 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 August or May, booked 64 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap flight deals from Adelaide to Sydney

Round-trip from

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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 8 July 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 8 July 2025.

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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 27 June 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 8 July 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 29 June 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 8 July 2025.

How much does it cost for a return flight from Adelaide to Sydney?

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 8 July 2025.

Read through reviews of airlines operating flights from Adelaide to Sydney, such as Virgin Australia and Jetstar. Reviews also offer insight into each airline's 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 is the cheapest airline to fly 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 Adelaide?

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Fly from Adelaide to Sydney on these airlines

Choose from the following airlines for your flight from Adelaide to Sydney. Flights are based on user searches made on Cheapflights and were last updated on 8 July 2025.

Top 4 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 8 July 2025.