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Fly from
Fly to
Route
Depart
Return
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Sat 17/10
6:10 p.m.-10:05 p.m.
Nonstop2h 55m
Sydney Kingsford Smith
Mon 19/10
6:05 p.m.-8:15 p.m.
Nonstop3h 10m
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Sat 17/10
6:10 p.m.-10:05 p.m.
Nonstop2h 55m
Sydney Kingsford Smith
Mon 19/10
8:15 p.m.-10:25 p.m.
Nonstop3h 10m
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Wed 21/10
6:45 a.m.-10:45 a.m.
Nonstop3h 00m
Sydney Kingsford Smith
Fri 23/10
8:15 p.m.-10:25 p.m.
Nonstop3h 10m
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Wed 4/11
6:40 a.m.-10:40 a.m.
Nonstop3h 00m
Sydney Kingsford Smith
Sat 7/11
6:20 a.m.-8:20 a.m.
Nonstop3h 00m
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Wed 17/3
6:40 a.m.-10:40 a.m.
Nonstop3h 00m
Sydney Kingsford Smith
Fri 9/4
3:15 p.m.-6:25 p.m.
Nonstop3h 10m
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Sat 17/10
6:10 p.m.-10:05 p.m.
Nonstop2h 55m
Sydney Kingsford Smith
Mon 19/10
6:05 p.m.-8:15 p.m.
Nonstop3h 10m
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Fri 30/10
6:05 p.m.-10:05 p.m.
Nonstop3h 00m
Sydney Kingsford Smith
Fri 6/11
3:25 p.m.-5:30 p.m.
Nonstop3h 05m
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Sun 18/10
6:45 a.m.-10:45 a.m.
Nonstop3h 00m
Sydney Kingsford Smith
Thu 22/10
8:15 p.m.-10:25 p.m.
Nonstop3h 10m
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Thu 28/1
3:45 p.m.-7:45 p.m.
Nonstop3h 00m
Sydney Kingsford Smith
Sun 31/1
8:10 a.m.-10:15 a.m.
Nonstop3h 05m
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Mon 30/11
6:40 a.m.-10:40 a.m.
Nonstop3h 00m
Sydney Kingsford Smith
Sun 10/1
8:30 p.m.-10:35 p.m.
Nonstop3h 05m
See travel insights to Sydney from
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 typical price of a round-trip flight between Cairns and Sydney?
Prices are currently low for flights on this route.
Typical prices usually range from C$ 284 to C$ 445.The lowest price recently found on this route was C$ 265.
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 April is also cheap. Prices for this month can be found on momondo for an average of C$ 289.
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$ 322 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$ 267 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 October 2026, prices for Cairns to Sydney flights are approximately 17% cheaper when compared to flights at the same time last year.
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 99 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, Virgin Australia has had the least delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.
How many flights depart from Cairns to Sydney on average per day?
As of October 2026, there are 34 flights per day flying from Cairns to Sydney. The most common time of day flights depart is 1:00p.m., with 56% of flights taking off in the afternoon.
How many flights depart from Cairns to Sydney on average per week?
239 flights are operational weekly from Cairns to Sydney as of October 2026. 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
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 32.04% of all bookings. The subsequent popular models are Airbus A320-100/200 at 24.09%, Airbus A321-100/200 at 17.35%, and Embraer 190 at 11.54%.
Travelling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsWhy 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.