S$128 Cheap Flights from Cairns to Sydney

View S$128 flight on Sun, 21 Dec, 2025Opens in a new window

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

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Cairns to Sydney (CNS-SYD)

Prices were available within the past 7 days and start at S$128 for one-way flights and S$364 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qantas Airways
Mon, 17 Nov - Fri, 21 Nov
CNS
Cairns
SYD
Sydney
S$364 Return, found 1 day ago
S$364
Return
found 1 day ago
Select Qantas Airways flight, departing Mon, 17 Nov from Cairns to Sydney, returning Fri, 21 Nov, priced at S$364 found 1 day ago
Virgin Australia
Mon, 17 Nov - Fri, 21 Nov
CNS
Cairns
SYD
Sydney
S$368 Return, found 1 day ago
S$368
Return
found 1 day ago
Select Virgin Australia flight, departing Mon, 17 Nov from Cairns to Sydney, returning Fri, 21 Nov, priced at S$368 found 1 day ago
Virgin Australia
Mon, 17 Nov - Fri, 21 Nov
CNS
Cairns
SYD
Sydney
S$377 Return, found 1 day ago
S$377
Return
found 1 day ago
Select Virgin Australia flight, departing Mon, 17 Nov from Cairns to Sydney, returning Fri, 21 Nov, priced at S$377 found 1 day ago
Virgin Australia
Mon, 17 Nov - Fri, 21 Nov
CNS
Cairns
SYD
Sydney
S$381 Return, found 1 day ago
S$381
Return
found 1 day ago
Select Virgin Australia flight, departing Mon, 17 Nov from Cairns to Sydney, returning Fri, 21 Nov, priced at S$381 found 1 day ago
Virgin Australia
Mon, 17 Nov - Fri, 21 Nov
CNS
Cairns
SYD
Sydney
S$385 Return, found 1 day ago
S$385
Return
found 1 day ago
Select Virgin Australia flight, departing Mon, 17 Nov from Cairns to Sydney, returning Fri, 21 Nov, priced at S$385 found 1 day ago
Qantas Airways
Mon, 17 Nov - Fri, 21 Nov
CNS
Cairns
SYD
Sydney
S$391 Return, found 1 day ago
S$391
Return
found 1 day ago
Select Qantas Airways flight, departing Mon, 17 Nov from Cairns to Sydney, returning Fri, 21 Nov, priced at S$391 found 1 day ago
Virgin Australia
Thu, 23 Oct - Sun, 26 Oct
CNS
Cairns
SYD
Sydney
S$393 Return, found 5 days ago
S$393
Return
found 5 days ago
Select Virgin Australia flight, departing Thu, 23 Oct from Cairns to Sydney, returning Sun, 26 Oct, priced at S$393 found 5 days ago
Virgin Australia
Mon, 17 Nov - Fri, 21 Nov
CNS
Cairns
SYD
Sydney
S$397 Return, found 1 day ago
S$397
Return
found 1 day ago
Select Virgin Australia flight, departing Mon, 17 Nov from Cairns to Sydney, returning Fri, 21 Nov, priced at S$397 found 1 day ago
Virgin Australia
Mon, 17 Nov - Fri, 21 Nov
CNS
Cairns
SYD
Sydney
S$406 Return, found 1 day ago
S$406
Return
found 1 day ago
Select Virgin Australia flight, departing Mon, 17 Nov from Cairns to Sydney, returning Fri, 21 Nov, priced at S$406 found 1 day ago
Virgin Australia
Mon, 17 Nov - Fri, 21 Nov
CNS
Cairns
SYD
Sydney
S$411 Return, found 1 day ago
S$411
Return
found 1 day ago
Select Virgin Australia flight, departing Mon, 17 Nov from Cairns to Sydney, returning Fri, 21 Nov, priced at S$411 found 1 day ago

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

March is typically the cheapest month to fly

From S$179 - S$329 per traveller.

Frequently asked questions

How much is a flight from Cairns Intl. Airport (CNS) to Sydney Airport?
If you're planning on travelling from Cairns Airport to SYD, round-trip journeys start from S$364. 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 kilometres. Set up a playlist of your favourite 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.

Travel information

Origin airport
Cairns Intl.
Destination airport
Kingsford Smith Intl.
Return price
S$364
Distance
1960 km
Average flight time
3 hours 55 mins

Book with confidence

Perfect flights from Cairns to Sydney

Your Journey from Cairns to Sydney

Start your unforgettable journey with Expedia. Our broad selection of flights from Cairns to Sydney caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Jetstar, Virgin Australia, Qantas Airways. Our selection of flights from Cairns Intl. to Kingsford Smith Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Cairns to Sydney Flights

Experience the joy of finding cheap flights from Cairns Intl. to Kingsford Smith Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$128 and roundtrip prices from S$364*.
 

Pre-Flight Essentials

Ensure a smooth journey from Cairns to Sydney with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Sydney

Picture yourself stepping off the plane in Sydney and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Cairns to Sydney Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Cairns to Sydney.
 

Beyond the Flight – Exploring Sydney

With Expedia, your adventure extends beyond the flight. Explore Sydney at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Cairns to Sydney with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Cairns to Sydney with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Cairns to Sydney

Explore a world of travel with Expedia

*Available to Expedia members.