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Cheap flights from Cairns to Sydney from £61

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 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — SYD
4 mar — 11 mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Cairns to Sydney Kingsford Smith are usually found in March or June, booked 76 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Cairns to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Cairns to Sydney
Explore the most affordable flight options available from Cairns to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 fevereiro 2026.

dom 1/306:40
CNS
-
SYD
Nonstop3h 00m
Jetstar
dom 8/306:20
SYD
-
CNS
Nonstop3h 00m
Jetstar
Deal found 1/2£115
seg 2/318:05
CNS
-
SYD
Nonstop3h 00m
Jetstar
ter 3/311:45
SYD
-
CNS
Nonstop3h 05m
Jetstar
Deal found 1/2£119
ter 17/306:40
CNS
-
SYD
Nonstop3h 00m
Jetstar
ter 24/306:20
SYD
-
CNS
Nonstop3h 00m
Jetstar
Deal found 31/1£120
qui 5/206:40
CNS
-
SYD
Nonstop3h 00m
Jetstar
qua 11/206:20
SYD
-
CNS
Nonstop3h 00m
Jetstar
Deal found 31/1£139
sáb 14/318:05
CNS
-
SYD
Nonstop3h 00m
Jetstar
dom 22/306:20
SYD
-
CNS
Nonstop3h 00m
Jetstar
Deal found 1/2£143
ter 3/218:05
CNS
-
SYD
Nonstop3h 00m
Jetstar
qui 5/206:20
SYD
-
CNS
Nonstop3h 00m
Jetstar
Deal found 31/1£148
qui 7/519:15
CNS
-
SYD
Nonstop2h 55m
Virgin Australia
dom 10/508:10
SYD
-
CNS
Nonstop3h 15m
Virgin Australia
Deal found 31/1£155
ter 3/218:05
CNS
-
SYD
Nonstop3h 00m
Jetstar
ter 10/206:20
SYD
-
CNS
Nonstop3h 00m
Jetstar
Deal found 31/1£160
seg 2/318:05
CNS
-
SYD
Nonstop3h 00m
Multiple Airlines
ter 3/319:00
SYD
-
CNS
1 stop5h 05m
Multiple Airlines
Deal found 1/2£165

Find flight deals from Cairns to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Cairns (CNS) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 fevereiro 2026.

Round-trip from

£115

One-way from

£61

Popular in

April

Cheapest in

March

Average price

£116

Good one-way deal

£70 or less
Jetstar
  • Jetstar
  • 3/3-10/3
  • Nonstop
  • 5h 55m total
  • Cairns to Sydney
Search Deals
Jetstar
  • Jetstar
  • 20/4
  • Nonstop
  • 2h 55m total
  • Cairns to Sydney
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a one-way flight from Cairns to Sydney Kingsford Smith.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cairns to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 2 fevereiro 2026.
Use the filters below to find and compare flights from Cairns to Sydney that are best for you.

Fly from

Cairns

Fly to

Sydney

Route

Depart

Return

Price

CairnsSydney

CNS - SYD

CNSSYD

Cairns

ter 3/3

09:05-13:00

Nonstop2h 55m

Sydney Kingsford Smith

ter 10/3

06:20-08:20

Nonstop3h 00m

£115

CairnsSydney

CNS - SYD

CNSSYD

Cairns

qui 19/3

06:40-10:40

Nonstop3h 00m

Sydney Kingsford Smith

qua 25/3

06:20-08:20

Nonstop3h 00m

£115

CairnsSydney

CNS - SYD

CNSSYD

Cairns

ter 17/3

06:40-10:40

Nonstop3h 00m

Sydney Kingsford Smith

ter 24/3

06:20-08:20

Nonstop3h 00m

£120

CairnsSydney

CNS - SYD

CNSSYD

Cairns

sáb 4/4

18:10-22:05

Nonstop2h 55m

Sydney Kingsford Smith

sáb 18/4

15:15-18:25

Nonstop3h 10m

£139

CairnsSydney

CNS - SYD

CNSSYD

Cairns

sáb 14/3

18:05-22:05

Nonstop3h 00m

Sydney Kingsford Smith

dom 22/3

06:20-08:20

Nonstop3h 00m

£143

CairnsSydney

CNS - SYD

CNSSYD

Cairns

qui 7/5

19:15-22:10

Nonstop2h 55m

Sydney Kingsford Smith

dom 10/5

08:10-11:25

Nonstop3h 15m

£155

CairnsSydney

CNS - SYD

CNSSYD

Cairns

ter 7/7

19:05-22:00

Nonstop2h 55m

Sydney Kingsford Smith

qua 8/7

19:45-22:50

Nonstop3h 05m

£156

CairnsSydney

CNS - SYD

CNSSYD

Cairns

qua 1/4

15:35-19:30

Nonstop2h 55m

Sydney Kingsford Smith

ter 7/4

19:15-22:25

Nonstop3h 10m

£172

CairnsSydney

CNS - SYD

CNSSYD

Cairns

dom 1/3

06:40-10:40

Nonstop3h 00m

£61

CairnsSydney

CNS - SYD

CNSSYD

Cairns

ter 21/7

19:15-22:10

Nonstop2h 55m

£66

Flights are sorted by cheapest return flights first.

Deals found on 31/1

Showing 1-10 of 19 results
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Best time to book a flight from Cairns to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Cairns with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cairns to Sydney

How far ahead should I book a flight from Cairns to Sydney?

Use this chart to determine the optimal time to book a return flight from Cairns to Sydney. Price data was last updated on 30 January 2026.

The price you pay for your flight from Cairns to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 76 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Cairns to Sydney?

Currently, July is the cheapest month in which you can book a flight from Cairns to Sydney (average of £48). Flying from Cairns to Sydney in March is currently the most expensive (average of £72). 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.

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

Find hourly flight availability from Cairns 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 2 fevereiro 2026.

When flying from Cairns to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Cairns to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Cairns to Sydney flight route?

    Flights from Cairns to Sydney Kingsford Smith have been viewed 7 times in the past calendar month.

  • How long is the flight from Cairns to Sydney?

    Jetstar can get you from Cairns to Sydney in just under 2h 55m. Your travel time will be generally consistent. The distance between Cairns and Sydney is about 1224 mi. Generally, flights for this route are direct.

  • What are the cheapest airlines to fly from Cairns to Sydney one-way?

    £50 is the cheapest one-way deal found within the past few days, from Jetstar. You may also be able to find cheap deals on Virgin Australia and Qantas Airways, with prices starting from £64 and £88, respectively.

  • What are the most reliable airlines from Cairns to Sydney?

    Before booking your flight to Sydney from Cairns, check out the most reliable airlines to get you to your destination on time: Air Canada (88%), Virgin Australia (83%), Singapore Airlines( 83%).

  • What are the cheapest flights from Cairns to Sydney?

    The cheapest flight price from Cairns to Sydney is £58. On average you can expect to pay £75. The most popular route, (Cairns - Sydney Kingsford Smith), can usually be booked for £194.

  • Can I find deals for flights from Cairns to Sydney that include hotel bookings?

    Yes. In addition to deals on Cairns to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cairns to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cairns to Sydney.

  • Can I find deals for business class flights from Cairns to Sydney?

    Yes. Cheapflights offers flight deals from Cairns 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.

  • What is the cheapest month to book a flight from Cairns to Sydney?

    Currently, July is the cheapest month in which you can book a flight from Cairns to Sydney (average of £48). Flying from Cairns to Sydney in March is currently the most expensive (average of £72). 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.

See more FAQs

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Bondi Beach
Wollongong
Coogee
Manly

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Cairns to Sydney.

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

Yes! Cheapflights helps users easily find flights from Cairns to Sydney with no change fees.

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

Not ready to book yet? You can track prices for flights from Cairns to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.

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