Cheap Flights from Cairns (CNS) to Sydney (SYD) from HK$850~

View HK$850 flight on Sun, 26 Apr 2026Opens in a new window

Popular airlines from Cairns Intl. Airport (CNS) to Sydney Airport (SYD)

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Find Cheap Flights from Cairns (CNS) to Sydney (SYD)

Prices were available within the past 7 days and start at HK$850 for one-way flights and HK$1,964 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Virgin Australia
Thu, 23 Apr - Mon, 27 Apr
CNS
Cairns
SYD
Sydney
HK$1,964 Return, found 6 days ago
HK$1,964
Return
found 6 days ago
Select Virgin Australia flight, departing Thu, 23 Apr from Cairns to Sydney, returning Mon, 27 Apr, priced at HK$1,964 found 6 days ago
Virgin Australia
Sat, 14 Mar - Sat, 21 Mar
CNS
Cairns
SYD
Sydney
HK$2,205 Return, found 3 days ago
HK$2,205
Return
found 3 days ago
Select Virgin Australia flight, departing Sat, 14 Mar from Cairns to Sydney, returning Sat, 21 Mar, priced at HK$2,205 found 3 days ago
Qantas Airways
Sat, 14 Mar - Sat, 21 Mar
CNS
Cairns
SYD
Sydney
HK$2,284 Return, found 3 days ago
HK$2,284
Return
found 3 days ago
Select Qantas Airways flight, departing Sat, 14 Mar from Cairns to Sydney, returning Sat, 21 Mar, priced at HK$2,284 found 3 days ago
Qantas Airways
Tue, 17 Feb - Sat, 21 Feb
CNS
Cairns
SYD
Sydney
HK$2,660 Return, found 5 hours ago
HK$2,660
Return
found 5 hours ago
Select Qantas Airways flight, departing Tue, 17 Feb from Cairns to Sydney, returning Sat, 21 Feb, priced at HK$2,660 found 5 hours ago
Qantas Airways
Mon, 13 Apr - Thu, 16 Apr
CNS
Cairns
SYD
Sydney
HK$2,662 Return, found 6 days ago
HK$2,662
Return
found 6 days ago
Select Qantas Airways flight, departing Mon, 13 Apr from Cairns to Sydney, returning Thu, 16 Apr, priced at HK$2,662 found 6 days ago
Jetstar
Tue, 17 Feb - Sat, 21 Feb
CNS
Cairns
SYD
Sydney
HK$2,672 Return, found 5 hours ago
HK$2,672
Return
found 5 hours ago
Select Jetstar flight, departing Tue, 17 Feb from Cairns to Sydney, returning Sat, 21 Feb, priced at HK$2,672 found 5 hours ago
Qantas Airways
Tue, 17 Feb - Sat, 21 Feb
CNS
Cairns
SYD
Sydney
HK$2,774 Return, found 5 hours ago
HK$2,774
Return
found 5 hours ago
Select Qantas Airways flight, departing Tue, 17 Feb from Cairns to Sydney, returning Sat, 21 Feb, priced at HK$2,774 found 5 hours ago
Virgin Australia
Tue, 17 Feb - Sat, 21 Feb
CNS
Cairns
SYD
Sydney
HK$2,786 Return, found 5 hours ago
HK$2,786
Return
found 5 hours ago
Select Virgin Australia flight, departing Tue, 17 Feb from Cairns to Sydney, returning Sat, 21 Feb, priced at HK$2,786 found 5 hours ago
Qantas Airways
Tue, 17 Feb - Sat, 21 Feb
CNS
Cairns
SYD
Sydney
HK$2,788 Return, found 5 hours ago
HK$2,788
Return
found 5 hours ago
Select Qantas Airways flight, departing Tue, 17 Feb from Cairns to Sydney, returning Sat, 21 Feb, priced at HK$2,788 found 5 hours ago
Qantas Airways
Tue, 17 Feb - Sat, 21 Feb
CNS
Cairns
SYD
Sydney
HK$2,868 Return, found 5 hours ago
HK$2,868
Return
found 5 hours ago
Select Qantas Airways flight, departing Tue, 17 Feb from Cairns to Sydney, returning Sat, 21 Feb, priced at HK$2,868 found 5 hours ago

Find the cheapest month to fly from Cairns (CNS) to Sydney (SYD)

March is typically the cheapest month to fly

From HK$1,089 - HK$1,947 per traveller.

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 centre is 16 minutes. Flights from HK$2,731
SYD
Kingsford Smith Intl.
Cheapest
Average driving time to city centre16 min
Flights from HK$2,731
Cairns to Sydney route information
Origin airport
Cairns Intl.
Destination airport
Kingsford Smith Intl.
Airlines serving
Qantas Airways, Virgin Australia
Return price
HK$1,964
Distance
1960 km
Average flight time
3 hours 58 mins

Flights from Cairns to Sydney

Book cheap flights from Cairns (CNS) to Sydney (SYD) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Cairns (CNS) to Sydney (SYD) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Cairns (CNS) to Sydney (SYD) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Sydney flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Sydney and things to do in Sydney for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Sydney more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Sydney is HK$850 now!

 

Frequently asked questions

How much is a flight from Cairns Intl. Airport (CNS) to Sydney Airport?
If you're planning on traveling from Cairns Airport to SYD, round-trip journeys start from HK$1,964. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal slip through your fingers. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Cairns Intl. Airport (CNS) to Kingsford Smith Intl. Airport (SYD)?
When it comes to cancellation fees, every airline has its own terms and conditions. If you decide to cancel your getaway, visit our Customer Service Portal.
How do I find cheap flights from Cairns Intl. Airport (CNS) to Mascot Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Cairns Airport to Kingsford Smith Intl. Airport (SYD) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Cairns Airport to Kingsford Smith Intl. Airport (SYD)?
You'll be in the air for a while, as the flight distance from Cairns to Sydney is 1,950 kilometers. Set up a playlist of your favorite tunes before you leave home to stay entertained during the flight.
Which airlines fly direct from Cairns Intl. Airport (CNS) to Kingsford Smith Intl. Airport (SYD)?
Whether you need a return or one-way flight, you'll have your choice of airlines that will fly you straight from CNS to Mascot Airport. These are some of the most popular ones:

  • Jetstar - (JQ) with 95 monthly flights
  • Virgin Australia - (VA) with 78 monthly flights
  • Qantas - (QF) with 56 monthly flights
  • Alliance Airlines - (QQ) with 4 monthly flights

Are Cairns Intl. Airport (CNS) to Mascot Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes nab a bargain, with some of the cheapest fares from CNS to SYD appearing a few weeks before the date of departure. If you'd rather plan ahead, Expedia compares and updates all the best flight deals regularly — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines quote prices that far in advance.

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