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

As of August 2026, there are 31 flights per day flying from Cairns to Sydney. The most common time of day flights depart is 1:00p.m., with 64% of flights taking off in the afternoon.

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

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

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

223 flights are operational weekly from Cairns to Sydney as of August 2026. The most popular departure day for this route is Fri, with 18% of flights per week taking off on this day.

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. Thursday 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 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.

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

According to our data, Jetstar has had the least delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

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$ 146 Cheap Flights from Cairns to Sydney in 2026

Find the cheapest flights from Cairns to Sydney

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:10 p.m. - 10:05 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

7:15 p.m. - 10:25 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 235Jetstar

Thu, 17 Sep - Mon, 21 Sep

6:10 p.m. - 10:05 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

6:10 a.m. - 8:20 a.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 249Jetstar

Thu, 22 Oct - Sat, 24 Oct

6:10 p.m. - 10:05 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

6:20 a.m. - 8:20 a.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 00mdirect

C$ 257Jetstar

Thu, 22 Oct - Tue, 27 Oct

6:10 p.m. - 10:05 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

6:20 a.m. - 8:20 a.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 00mdirect

C$ 259Jetstar

Thu, 22 Oct - Tue, 27 Oct

6:45 a.m. - 9:45 a.m.CNS Cairns-SYD Sydney Kingsford Smith

3h 00mdirect

7:15 p.m. - 10:25 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 260Jetstar

Wed, 9 Sep - Sat, 12 Sep

7:10 p.m. - 10:05 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

8:15 p.m. - 10:25 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 268Jetstar

Tue, 29 Sep - Tue, 20 Oct

6:45 a.m. - 9:45 a.m.CNS Cairns-SYD Sydney Kingsford Smith

3h 00mdirect

7:15 p.m. - 10:25 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 275Jetstar

Sun, 20 Sep - Tue, 22 Sep

6:45 a.m. - 9:45 a.m.CNS Cairns-SYD Sydney Kingsford Smith

3h 00mdirect

7:15 p.m. - 10:25 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 284Jetstar

Sat, 12 Sep - Mon, 14 Sep

6:45 a.m. - 9:45 a.m.CNS Cairns-SYD Sydney Kingsford Smith

3h 00mdirect

8:15 p.m. - 10:25 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 289Jetstar

Wed, 30 Sep - Wed, 14 Oct

6:10 p.m. - 10:05 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

6:20 a.m. - 8:20 a.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 00mdirect

C$ 299Jetstar

Thu, 22 Oct - Mon, 26 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

6:45 a.m. - 9:45 a.m.CNS Cairns-SYD Sydney Kingsford Smith

3h 00mdirect

5:05 p.m. - 8:15 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 306Jetstar

Wed, 2 Sep - Fri, 11 Sep

1:30 p.m. - 4:25 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

7:15 p.m. - 10:25 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 323Jetstar

Fri, 4 Sep - Mon, 7 Sep

7:10 p.m. - 10:05 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

5:05 p.m. - 8:15 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 336Jetstar

Fri, 4 Sep - Fri, 11 Sep

7:10 p.m. - 10:05 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

5:05 p.m. - 8:15 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 420Jetstar

Tue, 1 Sep - Fri, 4 Sep

4:55 p.m. - 10:20 p.m.CNS Cairns-SYD Sydney Kingsford Smith

5h 25m1 stop Brisbane

5:00 p.m. - 11:20 p.m.SYD Sydney Kingsford Smith-CNS Cairns

6h 20m1 stop Brisbane

C$ 432Virgin Australia

Wed, 2 Sep - Fri, 11 Sep

9:20 a.m. - 5:40 p.m.CNS Cairns-SYD Sydney Kingsford Smith

8h 20m1 stop Brisbane

6:00 a.m. - 11:10 a.m.SYD Sydney Kingsford Smith-CNS Cairns

5h 10m1 stop Brisbane

C$ 434Virgin Australia

Wed, 2 Sep - Wed, 16 Sep

11:50 a.m. - 5:40 p.m.CNS Cairns-SYD Sydney Kingsford Smith

5h 50m1 stop Brisbane

10:30 a.m. - 4:10 p.m.SYD Sydney Kingsford Smith-CNS Cairns

5h 40m1 stop Brisbane

C$ 485Virgin Australia

Mon, 31 Aug - Thu, 3 Sep

4:55 p.m. - 9:40 p.m.CNS Cairns-SYD Sydney Kingsford Smith

4h 45m1 stop Brisbane

10:00 a.m. - 4:10 p.m.SYD Sydney Kingsford Smith-CNS Cairns

6h 10m1 stop Brisbane

C$ 528Virgin Australia

Fri, 4 Sep - Fri, 11 Sep

7:15 p.m. - 10:10 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

6:00 p.m. - 11:20 p.m.SYD Sydney Kingsford Smith-CNS Cairns

5h 20m1 stop Brisbane

C$ 545Virgin Australia

Fri, 4 Sep - Tue, 8 Sep

7:15 p.m. - 10:10 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

8:10 a.m. - 11:25 a.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 15mdirect

C$ 567Virgin Australia

Fri, 4 Sep - Tue, 8 Sep

Cheap direct flights

Enter your travel dates to find the best prices.

7:10 p.m. - 10:05 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

7:15 p.m. - 10:25 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 235Jetstar

Thu, 17 Sep - Mon, 21 Sep

6:10 p.m. - 10:05 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

6:20 a.m. - 8:20 a.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 00mdirect

C$ 249Jetstar

Thu, 22 Oct - Tue, 27 Oct

6:10 p.m. - 10:05 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

6:20 a.m. - 8:20 a.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 00mdirect

C$ 257Jetstar

Thu, 22 Oct - Tue, 27 Oct

6:10 p.m. - 10:05 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

6:20 a.m. - 8:20 a.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 00mdirect

C$ 259Jetstar

Thu, 22 Oct - Tue, 27 Oct

6:45 a.m. - 9:45 a.m.CNS Cairns-SYD Sydney Kingsford Smith

3h 00mdirect

7:15 p.m. - 10:25 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 260Jetstar

Wed, 9 Sep - Sat, 12 Sep

7:10 p.m. - 10:05 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

8:15 p.m. - 10:25 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 268Jetstar

Tue, 29 Sep - Tue, 20 Oct

6:45 a.m. - 9:45 a.m.CNS Cairns-SYD Sydney Kingsford Smith

3h 00mdirect

7:15 p.m. - 10:25 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 275Jetstar

Sun, 20 Sep - Tue, 22 Sep

6:45 a.m. - 9:45 a.m.CNS Cairns-SYD Sydney Kingsford Smith

3h 00mdirect

7:15 p.m. - 10:25 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 284Jetstar

Sat, 12 Sep - Mon, 14 Sep

6:45 a.m. - 9:45 a.m.CNS Cairns-SYD Sydney Kingsford Smith

3h 00mdirect

8:15 p.m. - 10:25 p.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 10mdirect

C$ 289Jetstar

Wed, 30 Sep - Wed, 14 Oct

6:10 p.m. - 10:05 p.m.CNS Cairns-SYD Sydney Kingsford Smith

2h 55mdirect

6:20 a.m. - 8:20 a.m.SYD Sydney Kingsford Smith-CNS Cairns

3h 00mdirect

C$ 299Jetstar

Thu, 22 Oct - Mon, 26 Oct

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Jetstar flights from Cairns to Sydney

Our best Jetstar deals on Cairns to Sydney flight tickets

Jetstar

17 Sep

CNS7:10 p.m.Cairns

2h 55m

SYD10:05 p.m.Sydney Kingsford Smith

21 Sep

SYD7:15 p.m.Sydney Kingsford Smith

3h 10m

CNS10:25 p.m.Cairns

C$ 235

Jetstar

22 Oct

CNS6:10 p.m.Cairns

2h 55m

SYD10:05 p.m.Sydney Kingsford Smith

27 Oct

SYD6:20 a.m.Sydney Kingsford Smith

3h 00m

CNS8:20 a.m.Cairns

C$ 249

Jetstar

22 Oct

CNS6:10 p.m.Cairns

2h 55m

SYD10:05 p.m.Sydney Kingsford Smith

27 Oct

SYD6:20 a.m.Sydney Kingsford Smith

3h 00m

CNS8:20 a.m.Cairns

C$ 257

Qantas Airways flights from Cairns to Sydney

Our best Qantas Airways deals on Cairns to Sydney flight tickets

Qantas Airways

21 Nov

CNS6:50 a.m.Cairns

3h 00m

SYD10:50 a.m.Sydney Kingsford Smith

27 Nov

SYD11:30 a.m.Sydney Kingsford Smith

3h 05m

CNS1:35 p.m.Cairns

C$ 417

Qantas Airways

27 Nov

CNS6:50 a.m.Cairns

3h 00m

SYD10:50 a.m.Sydney Kingsford Smith

27 Nov

SYD5:45 p.m.Sydney Kingsford Smith

5h 55m

1 stop

CNS10:40 p.m.Cairns

C$ 456

Qantas Airways

14 Sep

CNS9:25 a.m.Cairns

6h 35m

1 stop

SYD4:00 p.m.Sydney Kingsford Smith

5 Nov

SYD2:00 p.m.Sydney Kingsford Smith

6h 15m

1 stop

CNS7:15 p.m.Cairns

C$ 516

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CairnsSydney

CNS Cairns - SYD Sydney Kingsford Smith

CNSSYD

Cairns

Thu 17/9

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

Nonstop2h 55m

Sydney Kingsford Smith

Mon 21/9

7:15 p.m.-10:25 p.m.

Nonstop3h 10m

C$ 235

CairnsSydney

CNS Cairns - SYD Sydney Kingsford Smith

CNSSYD

Cairns

Thu 22/10

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

Nonstop2h 55m

Sydney Kingsford Smith

Sat 24/10

6:10 a.m.-8:20 a.m.

Nonstop3h 10m

C$ 249

Quickest round-trip

CairnsSydney

CNS Cairns - SYD Sydney Kingsford Smith

CNSSYD

Cairns

Thu 22/10

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

Nonstop2h 55m

Sydney Kingsford Smith

Tue 27/10

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

Nonstop3h 00m

C$ 257

CairnsSydney

CNS Cairns - SYD Sydney Kingsford Smith

CNSSYD

Cairns

Thu 22/10

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

Nonstop2h 55m

Sydney Kingsford Smith

Tue 27/10

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

Nonstop3h 00m

C$ 259

CairnsSydney

CNS Cairns - SYD Sydney Kingsford Smith

CNSSYD

Cairns

Wed 9/9

6:45 a.m.-9:45 a.m.

Nonstop3h 00m

Sydney Kingsford Smith

Sat 12/9

7:15 p.m.-10:25 p.m.

Nonstop3h 10m

C$ 260

CairnsSydney

CNS Cairns - SYD Sydney Kingsford Smith

CNSSYD

Cairns

Tue 29/9

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

Nonstop2h 55m

Sydney Kingsford Smith

Tue 20/10

8:15 p.m.-10:25 p.m.

Nonstop3h 10m

C$ 268

CairnsSydney

CNS Cairns - SYD Sydney Kingsford Smith

CNSSYD

Cairns

Sun 20/9

6:45 a.m.-9:45 a.m.

Nonstop3h 00m

Sydney Kingsford Smith

Tue 22/9

7:15 p.m.-10:25 p.m.

Nonstop3h 10m

C$ 275

CairnsSydney

CNS Cairns - SYD Sydney Kingsford Smith

CNSSYD

Cairns

Sat 12/9

6:45 a.m.-9:45 a.m.

Nonstop3h 00m

Sydney Kingsford Smith

Mon 14/9

7:15 p.m.-10:25 p.m.

Nonstop3h 10m

C$ 284

CairnsSydney

CNS Cairns - SYD Sydney Kingsford Smith

CNSSYD

Cairns

Wed 30/9

6:45 a.m.-9:45 a.m.

Nonstop3h 00m

Sydney Kingsford Smith

Wed 14/10

8:15 p.m.-10:25 p.m.

Nonstop3h 10m

C$ 289

CairnsSydney

CNS Cairns - SYD Sydney Kingsford Smith

CNSSYD

Cairns

Thu 22/10

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

Nonstop2h 55m

Sydney Kingsford Smith

Mon 26/10

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

Nonstop3h 00m

C$ 299

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 typical price of a round-trip flight between Cairns and Sydney?

Prices are currently typical for flights on this route.

Typical prices usually range from C$ 221 to C$ 409.
The lowest price recently found on this route was C$ 235.

What is the cheapest month to fly to Sydney?

If you aren’t able to travel to Sydney during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of C$ 286.

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 from Cairns 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$ 308 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$ 224 on momondo.

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

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

Can stopping save me money on Cairns to Sydney flights?

No. A direct flight is the cheapest option for a flight between Cairns to Sydney.

How have Cairns to Sydney flight prices changed over time?

As of August 2026, prices for Cairns to Sydney flights are approximately 17% cheaper 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

Best price found	C$ 146
Fastest flight time	4h 50m
Direct flights	Every day
Airports in Sydney	1 airport

The best one-way flight to Sydney from Cairns in the past 72 hours is C$ 146. The best round-trip flight deal from Cairns to Sydney found on momondo in the last 72 hours is C$ 235.

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

Direct flights go from Cairns to Sydney every day.

There is 1 airport in Sydney. From Cairns there are direct flights to Sydney Kingsford Smith (SYD).

Search flight deals

Frequently asked questions about flying from Cairns to Sydney

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 4h 50m.
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 34.00% of all bookings. The subsequent popular models are Airbus A320-100/200 at 23.85%, Airbus A321-100/200 at 18.50%, and Embraer 190 at 11.76%.

Charlestown

Parramatta

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.