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$87 Cheap Flights from Adelaide (ADL) to Sydney (SYD)

View $87 flight on Wed, Sep 16, 2026Opens in a new window

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

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Cheap Flights from Adelaide to Sydney (ADL-SYD)

Prices were available within the past 7 days and start at $87 for one-way flights and $174 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Jetstar
Wed, Sep 16 - Sun, Sep 20
ADL
Adelaide
SYD
Sydney
$174 Roundtrip, just found
$174
Roundtrip
just found
Select Jetstar flight, departing Wed, Sep 16 from Adelaide to Sydney, returning Sun, Sep 20, priced at $174 just found
Jetstar
Wed, Sep 16 - Mon, Sep 21
ADL
Adelaide
SYD
Sydney
$182 Roundtrip, just found
$182
Roundtrip
just found
Select Jetstar flight, departing Wed, Sep 16 from Adelaide to Sydney, returning Mon, Sep 21, priced at $182 just found
Jetstar
Wed, Sep 16 - Mon, Sep 21
ADL
Adelaide
SYD
Sydney
$186 Roundtrip, just found
$186
Roundtrip
just found
Select Jetstar flight, departing Wed, Sep 16 from Adelaide to Sydney, returning Mon, Sep 21, priced at $186 just found
Jetstar
Sun, Oct 18 - Mon, Oct 19
ADL
Adelaide
SYD
Sydney
$189 Roundtrip, just found
$189
Roundtrip
just found
Select Jetstar flight, departing Sun, Oct 18 from Adelaide to Sydney, returning Mon, Oct 19, priced at $189 just found
Jetstar
Wed, Sep 16 - Mon, Sep 21
ADL
Adelaide
SYD
Sydney
$192 Roundtrip, just found
$192
Roundtrip
just found
Select Jetstar flight, departing Wed, Sep 16 from Adelaide to Sydney, returning Mon, Sep 21, priced at $192 just found
Jetstar
Wed, Sep 16 - Mon, Sep 21
ADL
Adelaide
SYD
Sydney
$193 Roundtrip, just found
$193
Roundtrip
just found
Select Jetstar flight, departing Wed, Sep 16 from Adelaide to Sydney, returning Mon, Sep 21, priced at $193 just found
Jetstar
Wed, Sep 16 - Mon, Sep 21
ADL
Adelaide
SYD
Sydney
$197 Roundtrip, just found
$197
Roundtrip
just found
Select Jetstar flight, departing Wed, Sep 16 from Adelaide to Sydney, returning Mon, Sep 21, priced at $197 just found
Jetstar
Sun, Oct 18 - Mon, Oct 19
ADL
Adelaide
SYD
Sydney
$199 Roundtrip, just found
$199
Roundtrip
just found
Select Jetstar flight, departing Sun, Oct 18 from Adelaide to Sydney, returning Mon, Oct 19, priced at $199 just found
Qantas Airways
Sun, Oct 18 - Mon, Oct 19
ADL
Adelaide
SYD
Sydney
$292 Roundtrip, just found
$292
Roundtrip
just found
Select Qantas Airways flight, departing Sun, Oct 18 from Adelaide to Sydney, returning Mon, Oct 19, priced at $292 just found
Virgin Australia
Sun, Oct 18 - Mon, Oct 19
ADL
Adelaide
SYD
Sydney
$300 Roundtrip, just found
$300
Roundtrip
just found
Select Virgin Australia flight, departing Sun, Oct 18 from Adelaide to Sydney, returning Mon, Oct 19, priced at $300 just found

Alternative airports near Sydney

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kingsford Smith Intl. SYD. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $267
SYD
Kingsford Smith Intl.
Cheapest
Average driving time to city center16 min
Flights from $267

What you need to know for your flight from Adelaide to Kingsford Smith Intl.

Adelaide (ADL) to Sydney (SYD) at a glance

Travel from Adelaide (ADL) to Sydney (SYD) with a range of airlines catering to this popular domestic route. You can compare choices between full-service and budget carriers to discover the best flights from Adelaide that suit your travel schedule and budget. Whether you're looking for cheap Adelaide to Sydney flights or simply want to explore the vibrant sights and neighborhoods of Sydney, all the essential details for your journey from Adelaide Airport to Kingsford Smith International Airport are right here.

  • Fastest flight duration: around 1h 45m non-stop
  • Route distance: roughly 700 miles (1,130 km)
  • Flights per week: around 10 departures on average
  • Typical fares (one-way): economy tickets often range from $75–$345, depending on seasonality and how far ahead you book

Flights from Adelaide Airport (ADL) to Kingsford Smith International Airport (SYD)

According to recent traveler bookings, here are the top airlines preferred for non-stop flights from Adelaide to Sydney. This selection allows you to easily compare prices, total travel times, and cabin classes, helping you to create the best travel itinerary suited to your needs.

  • Jetstar: This budget airline provides direct flights, with one-way fares generally falling between $75 and $225. It represents about 43% of the departures on this route, and the total flight duration is 1 hour and 45 minutes.
  • Virgin Australia: As another low-cost option, Virgin Australia offers non-stop flights with one-way ticket prices usually ranging from $100 to $370. They account for roughly 35% of the route's departures, maintaining a total travel time of 1 hour and 45 minutes.
  • Qantas Airways: Known as a full-service airline, Qantas provides direct service with one-way fares typically between $135 and $510. This carrier holds around 22% of the departures on this route, with a total journey time of 1 hour and 45 minutes.

Travelers flying from Adelaide to Sydney can opt for an upgrade to business class, with both Virgin Australia and Qantas Airways offering premium service for this route.

Best time to fly from Adelaide (ADL) to Sydney (SYD)

The most popular months for travelers flying from Adelaide to Sydney are January, March, and April, when peak temperatures in Sydney reach up to 73.4°F in January. If you prefer quieter travel, consider September, the least busy time to visit with temperatures around 61.2°F and typically the lowest average one-way fare (around $122). Flight availability peaks in May, July, August, October, and December, with approximately 11 flights per week, making it easier to find convenient departure times.

  • Cheapest time to fly: September usually offers good deals with average one-way fare around $122, roughly 26% cheaper than the yearly average.
  • Another budget-friendly time to fly: June typically offers an average one-way fare of around $124.
  • Most flight options: May, July, August, October, and December have the highest number of flights from Adelaide to Sydney, with approximately 11 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January73.4°F (23.0°C)High10$154
February72.7°F (22.6°C)Average9$181
March70.9°F (21.6°C)High10$218
April66.4°F (19.1°C)High10$196
May61.2°F (16.2°C)Low11$154
June57.2°F (14.0°C)Low9$124
July55.9°F (13.3°C)Average11$139
August57.2°F (14.0°C)Average11$155
September61.2°F (16.2°C)Low9$122
October64.6°F (18.1°C)Average11$202
November67.6°F (19.8°C)Average9$150
December70.3°F (21.3°C)Average11$206

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Adelaide (ADL) to Sydney (SYD)

  • Adelaide to Shellharbour (ADL-WOL): Located approximately 48 miles from Kingsford Smith International Airport (SYD), Shellharbour Airport (WOL) serves as a convenient option for travelers.

How to find the best prices for flights from Adelaide (ADL) to Sydney (SYD)

Getting some of the best deals on flights from Adelaide to Sydney is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually available when booking at least two months in advance, which aligns with when most travelers make their reservations. Morning departures from 5 a.m. to 12 p.m. often provide lower prices, while afternoon flights from 12 p.m. to 6 p.m. are more popular. Additionally, flying on Wednesday generally costs less, although Monday is the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Kingsford Smith International Airport from Adelaide Airport

Sydney welcomes travelers from Adelaide with a range of transport options based on price, convenience, and proximity. Here's how to reach Sydney efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Sydney, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Kingsford Smith International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Kingsford Smith International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Kingsford Smith International Airport, International Airport Station (a metro station) is located about 0.1 miles away on foot, while Sydney Arncliffe Station (a train station) is approximately 1.2 miles away by car. If you're heading to the water, Sydney Seaport (a seaport) is around 6.7 miles from the airport by car.

Frequently asked questions

How much does a flight from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.) cost?
You can find cheap one-way flights from $87 and cheap return flights from $174 Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.) with Expedia. One-way flights typically cost between $80 and $1033, and return flights often range between $193 and $1217. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
May is the cheapest month to fly from Adelaide, SA (ADL) to Sydney, NSW (SYD), with average return fares around $246. This price is about 11% lower than the average fare throughout the year, as May is typically a less busy travel month. Other affordable months to consider are January and June.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
3 airlines operate nonstop service from ADL to SYD:

  • Qantas Airways operates around 60 direct flights from ADL to SYD every week
  • Virgin Australia operates around 41 direct flights from ADL to SYD every week
  • Jetstar operates around 31 direct flights from ADL to SYD every week

What is the cheapest airline that flies from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
Jetstar is one of the cheapest airlines offering nonstop flights from Adelaide, SA (ADL) to Sydney, NSW (SYD), with round-trip tickets starting from around $199. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
To find a cheap flight from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The best airline to fly with from Adelaide, SA (ADL) to Sydney, NSW (SYD) will differ from traveler to traveler. If you like to fly early, Virgin Australia offers early morning flights. If price is the most important factor, Virgin Australia typically offers the lowest fares. Virgin Australia offers the most daily flights from ADL to SYD, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
When flying from Adelaide to Sydney, May and June are the best months to consider. With average return flight prices around $246, these months offer a great balance of affordability and pleasant weather, enhancing your travel experience.*Prices based on flights available on Expedia in the last year.
How many flights per day from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
You can find approximately 19 nonstop flights per day from (ADL) to Kingsford Smith Intl. (SYD). For more options, look at flights that include layovers.
What is the earliest flight from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The earliest flight from Adelaide (ADL) to Kingsford Smith International Airport (SYD) usually departs at around 6:00 AM, operated by Jetstar. This is a seasonal service active in December, giving you a great start to your day in Sydney. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The most popular departure times for flights from Adelaide (ADL) to Sydney (SYD) are in the evening, from 6pm to 9pm. About 20% of passengers prefer this time window. Many major carriers, including Virgin Australia and Qantas Airways, offer flights during this window. This timing works well because it allows you to finish your day in Adelaide before heading to Sydney.
How long does it take to fly from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
A nonstop flight from ADL to SYD typically takes around 2 hours, covering approximately 723 miles. Connecting flights on this route usually add 3 hours to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
Business class seats are offered on the ADL to SYD route with Qantas Airways and Virgin Australia.
How much is a business class flight from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
A direct, return business class ticket from Adelaide, SA (ADL) to Sydney, NSW (SYD) typically costs between $882 and $1,959 per adult. A non-stop, one-way business class flight is usually around $407 to $949 per adult. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight with Expedia?
It's easy to earn miles on a Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Sydney from ADL (ADL)?
From ADL (ADL), you can fly into Kingsford Smith Intl. (SYD) to reach Sydney. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.) at the last minute?
Typically, booking a last minute flight from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight and hotel package?
Securing a Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.) Sydney Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
If you booked your Adelaide, SA (ADL) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Adelaide
Destination airport
Kingsford Smith Intl.
Airlines serving
Jetstar, Qantas Airways, Virgin Australia
Roundtrip price
$174
Distance
722 mi
Average flight time
2 hours 12 mins

Book with confidence

Adelaide to Sydney Flights

The cheapest times to fly from Adelaide to Sydney

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Adelaide to Sydney are during the month of September. You can find some of the cheapest flights from Adelaide to Sydney with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Adelaide to Sydney

Sunday is one of the best days to book for cheap flights from Adelaide to Sydney: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Adelaide to Sydney

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Adelaide to Sydney in 2026. You can also book with separate airlines for your outbound and return journeys, from $87 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Adelaide to Sydney flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Adelaide to Sydney airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Adelaide to Sydney Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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