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.

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

As of February 2026, there are 23 flights per day flying from Cairns to Sydney. The most common time of day flights depart is 12:00p.m., with 53% of flights taking off in the afternoon.

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

According to our data, Aruba Airlines has had the least delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

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.

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

165 flights are operational weekly from Cairns to Sydney as of February 2026. The most popular departure day for this route is Wed, with 16% 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. Friday has historically seen more delays on average compared to the rest of the week.

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

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$ 139 Cheap Flights from Cairns to Sydney in 2026

1 adult

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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.

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$ 216Jetstar

sáb., 14 mar. - dom., 15 mar.

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

CNS

SYD

3h 00mdirect

3:15 p.m. - 6:25 p.m.

SYD

CNS

3h 10mdirect

C$ 218Jetstar

jue., 26 mar. - jue., 16 abr.

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

CNS

SYD

3h 00mdirect

3:15 p.m. - 5:25 p.m.

SYD

CNS

3h 10mdirect

C$ 222Jetstar

sáb., 28 mar. - sáb., 4 abr.

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

CNS

SYD

3h 00mdirect

3:15 p.m. - 5:25 p.m.

SYD

CNS

3h 10mdirect

C$ 223Jetstar

sáb., 28 mar. - sáb., 4 abr.

4:35 p.m. - 7:30 p.m.

CNS

SYD

2h 55mdirect

8:10 a.m. - 11:25 a.m.

SYD

CNS

3h 15mdirect

C$ 229Virgin Australia

sáb., 6 jun. - mié., 24 jun.

4:35 p.m. - 7:30 p.m.

CNS

SYD

2h 55mdirect

12:40 p.m. - 3:55 p.m.

SYD

CNS

3h 15mdirect

C$ 231Virgin Australia

jue., 6 ago. - mar., 11 ago.

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$ 234Jetstar

lun., 2 mar. - mar., 17 mar.

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

CNS

SYD

2h 55mdirect

3:15 p.m. - 6:25 p.m.

SYD

CNS

3h 10mdirect

C$ 249Jetstar

vie., 1 may. - mié., 10 jun.

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

CNS

SYD

2h 55mdirect

12:40 p.m. - 3:55 p.m.

SYD

CNS

3h 15mdirect

C$ 251Virgin Australia

jue., 7 may. - dom., 10 may.

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

CNS

SYD

2h 55mdirect

12:40 p.m. - 3:55 p.m.

SYD

CNS

3h 15mdirect

C$ 252Virgin Australia

jue., 7 may. - dom., 10 may.

Virgin Australia flights from Cairns to Sydney

Our best Virgin Australia deals on Cairns to Sydney flight tickets

Virgin Australia

6 Jun

CNS4:35 p.m.Cairns

2h 55m

SYD7:30 p.m.Sydney Kingsford Smith

24 Jun

SYD8:10 a.m.Sydney Kingsford Smith

3h 15m

CNS11:25 a.m.Cairns

C$ 229

Virgin Australia

6 Aug

CNS4:35 p.m.Cairns

2h 55m

SYD7:30 p.m.Sydney Kingsford Smith

11 Aug

SYD12:40 p.m.Sydney Kingsford Smith

3h 15m

CNS3:55 p.m.Cairns

C$ 231

Virgin Australia

7 May

CNS7:15 p.m.Cairns

2h 55m

SYD10:10 p.m.Sydney Kingsford Smith

10 May

SYD12:40 p.m.Sydney Kingsford Smith

3h 15m

CNS3:55 p.m.Cairns

C$ 251

Qantas Airways flights from Cairns to Sydney

Our best Qantas Airways deals on Cairns to Sydney flight tickets

Qantas Airways

12 May

CNS9:00 a.m.Cairns

8h 35m

1 stop

SYD5:35 p.m.Sydney Kingsford Smith

19 May

SYD9:20 a.m.Sydney Kingsford Smith

5h 40m

1 stop

CNS3:00 p.m.Cairns

C$ 377

Qantas Airways

4 May

CNS6:45 a.m.Cairns

10h 50m

1 stop

SYD5:35 p.m.Sydney Kingsford Smith

6 May

SYD6:00 a.m.Sydney Kingsford Smith

5h 50m

1 stop

CNS11:50 a.m.Cairns

C$ 379

Qantas Airways

6 Aug

CNS12:35 p.m.Cairns

5h 00m

1 stop

SYD5:35 p.m.Sydney Kingsford Smith

11 Aug

SYD4:15 p.m.Sydney Kingsford Smith

6h 30m

1 stop

CNS10:45 p.m.Cairns

C$ 380

Fly from

Fly to

Route

Depart

Return

Price

CairnsSydney

CNS - SYD

CNSSYD

Cairns

sáb. 14/3

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

Nonstop3h 00m

Sydney Kingsford Smith

dom. 15/3

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

Nonstop3h 00m

C$ 216

CairnsSydney

CNS - SYD

CNSSYD

Cairns

jue. 26/3

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

Nonstop3h 00m

Sydney Kingsford Smith

jue. 16/4

3:15 p.m.-6:25 p.m.

Nonstop3h 10m

C$ 218

CairnsSydney

CNS - SYD

CNSSYD

Cairns

sáb. 28/3

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

Nonstop3h 00m

Sydney Kingsford Smith

sáb. 4/4

3:15 p.m.-5:25 p.m.

Nonstop3h 10m

C$ 222

CairnsSydney

CNS - SYD

CNSSYD

Cairns

sáb. 28/3

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

Nonstop3h 00m

Sydney Kingsford Smith

sáb. 4/4

3:15 p.m.-5:25 p.m.

Nonstop3h 10m

C$ 223

CairnsSydney

CNS - SYD

CNSSYD

Cairns

sáb. 6/6

4:35 p.m.-7:30 p.m.

Nonstop2h 55m

Sydney Kingsford Smith

mié. 24/6

8:10 a.m.-11:25 a.m.

Nonstop3h 15m

C$ 229

CairnsSydney

CNS - SYD

CNSSYD

Cairns

jue. 6/8

4:35 p.m.-7:30 p.m.

Nonstop2h 55m

Sydney Kingsford Smith

mar. 11/8

12:40 p.m.-3:55 p.m.

Nonstop3h 15m

C$ 231

CairnsSydney

CNS - SYD

CNSSYD

Cairns

lun. 2/3

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

Nonstop3h 00m

Sydney Kingsford Smith

mar. 17/3

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

Nonstop3h 00m

C$ 234

CairnsSydney

CNS - SYD

CNSSYD

Cairns

vie. 1/5

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

Nonstop2h 55m

Sydney Kingsford Smith

mié. 10/6

3:15 p.m.-6:25 p.m.

Nonstop3h 10m

C$ 249

CairnsSydney

CNS - SYD

CNSSYD

Cairns

jue. 7/5

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

Nonstop2h 55m

Sydney Kingsford Smith

dom. 10/5

12:40 p.m.-3:55 p.m.

Nonstop3h 15m

C$ 251

CairnsSydney

CNS - SYD

CNSSYD

Cairns

jue. 7/5

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

Nonstop2h 55m

Sydney Kingsford Smith

dom. 10/5

12:40 p.m.-3:55 p.m.

Nonstop3h 15m

C$ 252

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 cheapest month to fly to Sydney?

If you aren’t able to travel to Sydney during the month of June, then flying in February is also cheap. Prices for this month can be found on momondo for an average of C$ 214.

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$ 254 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 are 2 cabin classes 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.

Can stopping save me money on Cairns to Sydney flights?

You could potentially save up to 9% on your flight if you consider stops on a Cairns to Sydney flight.

How have Cairns to Sydney flight prices changed over time?

As of February 2026, prices for Cairns to Sydney flights are approximately 3% 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 in Sydney. From Cairns there are direct flights to 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 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 45.01% of all bookings. The subsequent popular models are Airbus A320-100/200 at 25.39%, Airbus A321-100/200 at 24.25%, and Boeing 737 MAX 8 at 1.78%.

Parramatta

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.