Cheap Flights from Sydney (SYD) to Derby (DCN)

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Find available prices by choosing your travel dates.
Flights from Sydney (SYD) to Derby (DCN)
Origin airport
Kingsford Smith Intl.
Destination airport
RAAF Curtin
Distance
2031 mi

Sydney to Derby Flights

The cheapest times to fly from Sydney to Derby

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 Sydney to Derby are during the month of . You can find some of the cheapest flights from Sydney to Derby with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sydney to Derby

Sunday is one of the best days to book for cheap flights from Sydney to Derby: 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 Sydney to Derby

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 Sydney to Derby in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Sydney to Derby 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 Sydney to Derby 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.

 

Frequently asked questions

How much does a flight from Kingsford Smith Intl. Airport (SYD) to Derby, WA (DCN-RAAF Curtin) cost?
Discover the latest flight deals from SYD to DCN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SYD to DCN?
The cheapest flights from SYD to DCN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SYD to DCN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SYD to DCN. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Kingsford Smith Intl. Airport (SYD) to Derby, WA (DCN-RAAF Curtin)?
You’ll have to catch a flight with a layover if you’re traveling from Kingsford Smith Intl. Airport (SYD) to Derby, WA (DCN-RAAF Curtin). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from SYD to DCN?
You’ll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kingsford Smith Intl. Airport (SYD) to Derby, WA (DCN-RAAF Curtin)?
To arrive at Derby, WA (DCN-RAAF Curtin) without delays, book a flight that leaves Kingsford Smith Intl. Airport (SYD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Kingsford Smith Intl. Airport (SYD) to Derby, WA (DCN-RAAF Curtin) last-minute?
Last-minute fares from SYD to DCN are usually more expensive. For the lowest prices, start searching for flights ahead of time. That being said, if you can play around with your travel dates, it’s possible to land a cheap fare right before your trip.
Is it cheaper to book a SYD to DCN flight and hotel package?
Booking a SYD to DCN flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our wide range of stays and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kingsford Smith Intl. Airport (SYD) to Derby, WA (DCN-RAAF Curtin)?
Typically, you can cancel or reschedule your SYD to DCN flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline’s fees and guidelines on flight changes, or if you want further details, visit our Customer Service portal.

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*Available to One Key members.