How many flights depart from Cairns to Sydney on average per week?

205 flights are operational weekly from Cairns to Sydney as of November 2025. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.

Which airline has the best punctuality record on Cairns to Sydney flights?

According to our data, SmartLynx has had the lowest number of delays on this route over the last 12 months, with no flights being classified as delayed.

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

How often are flights from Cairns to Sydney delayed?

Historically, on average around 13% of flights between Cairns and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 98 minutes.

What is the cheapest airline that flies from Cairns to Sydney Kingsford Smith?

Virgin Australia, Qantas Airways, and Jetstar are the most popular carriers operating from Cairns to Sydney Kingsford Smith

How many flights depart from Cairns to Sydney on average per day?

As of November 2025, there are 29 flights per day flying from Cairns to Sydney. The most common time of day flights depart is 12:00p.m., with 56% of flights taking off in the afternoon.

What is the most punctual flight time for Cairns to Sydney flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

When did momondo last update prices for flights from Cairns Airport to Sydney Kingsford Smith Airport?

Prices for flights from Cairns Airport to Sydney Kingsford Smith Airport refresh daily.

How old do you have to be to fly from Cairns Airport to Sydney Kingsford Smith Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cairns Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 114 Cheap Flights from Cairns to Sydney in 2025/26

1 adult

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Cheap round-trip flights

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7:05 p.m. - 10:00 p.m.CNS-SYD

2h 55mdirect

3:15 p.m. - 6:20 p.m.SYD-CNS

3h 05mdirect

C$ 205Jetstar

Find Deal

Thu, 23 Apr - Thu, 30 Apr

6:40 a.m. - 10:40 a.m.CNS-SYD

3h 00mdirect

8:25 p.m. - 10:30 p.m.SYD-CNS

3h 05mdirect

C$ 212Jetstar

Find Deal

Tue, 9 Dec - Fri, 12 Dec

6:05 p.m. - 10:05 p.m.CNS-SYD

3h 00mdirect

6:20 a.m. - 8:20 a.m.SYD-CNS

3h 00mdirect

C$ 220Jetstar

Find Deal

Thu, 26 Mar - Sat, 28 Mar

6:40 a.m. - 10:40 a.m.CNS-SYD

3h 00mdirect

3:25 p.m. - 5:30 p.m.SYD-CNS

3h 05mdirect

C$ 236Jetstar

Find Deal

Sat, 28 Mar - Sat, 28 Mar

6:40 a.m. - 10:40 a.m.CNS-SYD

3h 00mdirect

3:25 p.m. - 5:30 p.m.SYD-CNS

3h 05mdirect

C$ 279Jetstar

Find Deal

Mon, 23 Feb - Wed, 25 Feb

3:45 p.m. - 7:45 p.m.CNS-SYD

3h 00mdirect

8:30 a.m. - 4:40 p.m.SYD-CNS

9h 10m1 stop

C$ 323Virgin Australia

Find Deal

Thu, 5 Feb - Sat, 7 Feb

9:05 a.m. - 1:00 p.m.CNS-SYD

2h 55mdirect

8:25 p.m. - 10:30 p.m.SYD-CNS

3h 05mdirect

C$ 330Jetstar

Find Deal

Fri, 9 Jan - Fri, 16 Jan

3:45 p.m. - 7:45 p.m.CNS-SYD

3h 00mdirect

1:00 p.m. - 4:40 p.m.SYD-CNS

4h 40m1 stop

C$ 341Virgin Australia

Find Deal

Thu, 5 Feb - Sat, 7 Feb

6:05 p.m. - 10:05 p.m.CNS-SYD

3h 00mdirect

3:25 p.m. - 5:30 p.m.SYD-CNS

3h 05mdirect

C$ 375Jetstar

Find Deal

Thu, 5 Feb - Sat, 7 Feb

9:15 a.m. - 4:40 p.m.CNS-SYD

6h 25m1 stop

7:30 p.m. - 11:05 p.m.SYD-CNS

4h 35m1 stop

C$ 377Virgin Australia

Find Deal

Fri, 9 Jan - Fri, 16 Jan

Virgin Australia flights from Cairns to Sydney

Our best Virgin Australia deals on Cairns to Sydney flight tickets

Virgin Australia

5 Feb

CNS3:45 p.m.Cairns

3h 00m

SYD7:45 p.m.Sydney Kingsford Smith

7 Feb

SYD8:30 a.m.Sydney Kingsford Smith

9h 10m

1 stop

CNS4:40 p.m.Cairns

C$ 323

Find similar

Virgin Australia

5 Feb

CNS3:45 p.m.Cairns

3h 00m

SYD7:45 p.m.Sydney Kingsford Smith

7 Feb

SYD1:00 p.m.Sydney Kingsford Smith

4h 40m

1 stop

CNS4:40 p.m.Cairns

C$ 341

Find similar

Virgin Australia

9 Jan

CNS2:40 p.m.Cairns

6h 45m

1 stop

SYD10:25 p.m.Sydney Kingsford Smith

16 Jan

SYD7:00 a.m.Sydney Kingsford Smith

5h 00m

1 stop

CNS11:00 a.m.Cairns

C$ 377

Find similar

Jetstar flights from Cairns to Sydney

Our best Jetstar deals on Cairns to Sydney flight tickets

Jetstar

23 Apr

CNS7:05 p.m.Cairns

2h 55m

SYD10:00 p.m.Sydney Kingsford Smith

30 Apr

SYD3:15 p.m.Sydney Kingsford Smith

3h 05m

CNS6:20 p.m.Cairns

C$ 205

Find similar

Jetstar

9 Dec

CNS6:40 a.m.Cairns

3h 00m

SYD10:40 a.m.Sydney Kingsford Smith

12 Dec

SYD8:25 p.m.Sydney Kingsford Smith

3h 05m

CNS10:30 p.m.Cairns

C$ 212

Find similar

Jetstar

26 Mar

CNS6:05 p.m.Cairns

3h 00m

SYD10:05 p.m.Sydney Kingsford Smith

28 Mar

SYD6:20 a.m.Sydney Kingsford Smith

3h 00m

CNS8:20 a.m.Cairns

C$ 220

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 23/4

7:05 p.m.-10:00 p.m.

Nonstop2h 55m

Sydney Kingsford Smith

Thu 30/4

3:15 p.m.-6:20 p.m.

Nonstop3h 05m

C$ 205

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Tue 9/12

6:40 a.m.-10:40 a.m.

Nonstop3h 00m

Sydney Kingsford Smith

Fri 12/12

8:25 p.m.-10:30 p.m.

Nonstop3h 05m

C$ 212

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 26/3

6:05 p.m.-10:05 p.m.

Nonstop3h 00m

Sydney Kingsford Smith

Sat 28/3

6:20 a.m.-8:20 a.m.

Nonstop3h 00m

C$ 220

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Sat 28/3

6:40 a.m.-10:40 a.m.

Nonstop3h 00m

Sydney Kingsford Smith

Sat 28/3

3:25 p.m.-5:30 p.m.

Nonstop3h 05m

C$ 236

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Mon 23/2

6:40 a.m.-10:40 a.m.

Nonstop3h 00m

Sydney Kingsford Smith

Wed 25/2

3:25 p.m.-5:30 p.m.

Nonstop3h 05m

C$ 279

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 5/2

3:45 p.m.-7:45 p.m.

Nonstop3h 00m

Sydney Kingsford Smith

Sat 7/2

8:30 a.m.-4:40 p.m.

1 stop9h 10m

C$ 323

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Fri 9/1

9:05 a.m.-1:00 p.m.

Nonstop2h 55m

Sydney Kingsford Smith

Fri 16/1

8:25 p.m.-10:30 p.m.

Nonstop3h 05m

C$ 330

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 5/2

3:45 p.m.-7:45 p.m.

Nonstop3h 00m

Sydney Kingsford Smith

Sat 7/2

1:00 p.m.-4:40 p.m.

1 stop4h 40m

C$ 341

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 5/2

6:05 p.m.-10:05 p.m.

Nonstop3h 00m

Sydney Kingsford Smith

Sat 7/2

3:25 p.m.-5:30 p.m.

Nonstop3h 05m

C$ 375

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Fri 9/1

9:15 a.m.-4:40 p.m.

1 stop6h 25m

Sydney Kingsford Smith

Fri 16/1

7:30 p.m.-11:05 p.m.

1 stop4h 35m

C$ 377

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Cairns to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Sydney?

If you aren’t able to travel to Sydney during the month of March, then flying in June is also cheap. Prices for this month can be found on momondo for an average of C$ 213.

What is the cheapest Cairns to Sydney Kingsford Smith flight route?

Fly from Cairns to Sydney Kingsford Smith for the best Cairns - Sydney Kingsford Smith flight prices

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Cairns when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around C$ 269 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Cairns for as low as C$ 195 on momondo.

What cabin class options are available on Cairns to Sydney Kingsford Smith flights?

There is only 1 cabin class available to choose from on Cairns to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Cairns to Sydney flight prices changed over time?

As of November 2025, prices for Cairns to Sydney flights are approximately 2% more expensive when compared to flights at the same time last year.

When to book flights from Cairns to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Cairns to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Cairns to Sydney (CNS to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cairns to Sydney

Fastest flight time	4h 50m
Direct flights	Every day
Airports in Sydney	1 airport

The fastest flight from Cairns to Sydney takes 4h 50m

Direct flights go from Cairns to Sydney every day.

There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

Search flight deals

How far is Cairns to Sydney Kingsford Smith by plane?
The distance between Cairns and Sydney Kingsford Smith is about 1960.5 km. In terms of flight time, this usually takes a little over 2h 55m.
When did momondo last update prices for flights from Cairns Airport to Sydney Kingsford Smith Airport?
Prices for flights from Cairns Airport to Sydney Kingsford Smith Airport refresh daily.
How old do you have to be to fly from Cairns Airport to Sydney Kingsford Smith Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cairns Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Cairns to Sydney?
momondo data reveals that the most frequently booked plane model on the route from Cairns to Sydney is Boeing 737-800 Passenger/BBJ2 (winglets), representing 39.09% of all bookings. The subsequent popular models are Airbus A321-100/200 at 24.86%, Airbus A320-100/200 at 24.52%, and Airbus A321neo at 3.94%.

Wollongong

Penrith

Bondi Beach

Why use momondo?

Why should I use momondo to find a flight deal from Cairns to Sydney?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney from Cairns.

Can I find flights from Cairns to Sydney with flexible booking policies on momondo?

All flight searches from Cairns to Sydney on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Cairns to Sydney?

momondo provides multiple filters to help you find the best flight to Sydney from Cairns. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Cairns to Sydney right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Cairns and alert you when they change.

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Cheap flights from Cairns to Sydney from C$ 114

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cairns to Sydney departing on 18/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

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Filter for what you want

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Virgin Australia flights from Cairns to Sydney

Our best Virgin Australia deals on Cairns to Sydney flight tickets

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Our best Jetstar deals on Cairns to Sydney flight tickets

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How to get the cheapest flight ticket from Cairns to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Sydney?

If you aren’t able to travel to Sydney during the month of March, then flying in June is also cheap. Prices for this month can be found on momondo for an average of C$ 213.

What is the cheapest Cairns to Sydney Kingsford Smith flight route?

Fly from Cairns to Sydney Kingsford Smith for the best Cairns - Sydney Kingsford Smith flight prices

How far in advance should I book a flight to Sydney?

What cabin class options are available on Cairns to Sydney Kingsford Smith flights?

There is only 1 cabin class available to choose from on Cairns to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Cairns to Sydney flight prices changed over time?

As of November 2025, prices for Cairns to Sydney flights are approximately 2% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Cairns to Sydney Kingsford Smith?

Virgin Australia, Qantas Airways, and Jetstar are the most popular carriers operating from Cairns to Sydney Kingsford Smith

How often are flights from Cairns to Sydney delayed?

Historically, on average around 13% of flights between Cairns and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 98 minutes.

What is the most punctual flight time for Cairns to Sydney flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Cairns to Sydney flights?

According to our data, SmartLynx has had the lowest number of delays on this route over the last 12 months, with no flights being classified as delayed.

How many flights depart from Cairns to Sydney on average per day?

As of November 2025, there are 29 flights per day flying from Cairns to Sydney. The most common time of day flights depart is 12:00p.m., with 56% of flights taking off in the afternoon.

How many flights depart from Cairns to Sydney on average per week?

205 flights are operational weekly from Cairns to Sydney as of November 2025. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.

When to book flights from Cairns to Sydney

Cheap Cairns to Sydney (CNS to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cairns to Sydney

Fastest flight time

Direct flights

Airports in Sydney

How far is Cairns to Sydney Kingsford Smith by plane?

When did momondo last update prices for flights from Cairns Airport to Sydney Kingsford Smith Airport?

How old do you have to be to fly from Cairns Airport to Sydney Kingsford Smith Airport?

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

What is the most popular plane model from Cairns to Sydney?

Travelling to a place near Sydney?

Why use momondo?

Why should I use momondo to find a flight deal from Cairns to Sydney?

Can I find flights from Cairns to Sydney with flexible booking policies on momondo?

How can momondo help me find flights from Cairns to Sydney?

I’m not ready to book a flight from Cairns to Sydney right now. Can momondo alert me if prices change?

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Popular Cities in Australia

Popular flights according to clicks in the last 7 days on momondo