Cheap flights from Cairns to Sydney from $102
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 23/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Cairns to Sydney
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Jetstar flights from Cairns to Sydney
Our best Jetstar deals on Cairns to Sydney flight tickets
Virgin Australia flights from Cairns to Sydney
Our best Virgin Australia deals on Cairns to Sydney flight tickets
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 cheapest month to fly to Sydney?
The month of March is, on average, the cheapest month to fly to Sydney from Cairns, with most prices found around $217. 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 $234.
What is the cheapest day to depart on your flight to Sydney?
Our data shows that Thursday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $308. The most expensive day to fly to Sydney is Monday, with ticket prices averaging around $392.
What is the cheapest time of day to depart on your flight to Sydney?
According to our data, the cheapest time of day to fly to Sydney is in the evening. momondo users have found flights departing from Cairns to Sydney in the evening for as low as $274. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are $2,247 on average. Flights to Sydney from Cairns at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.
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 $298 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Cairns for as low as $234 on momondo.
What cabin class options are available on Cairns to Sydney Kingsford Smith flights?
There are 4 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.
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
Which airlines fly to Sydney?
Jetstar, Virgin Australia and Qantas Airways are the top three most popular airlines that fly to Sydney from Cairns according to our data. Jetstar is the first choice among our users, with 73% of people opting to fly with this airline when travelling to Sydney. Keep in mind that there are 3 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.
How many flights depart from Cairns to Sydney on average per day?
As of July 2025, there are 31 flights per day flying from Cairns to Sydney. The most common time of day flights depart is 13:00, with 72% of flights taking off in the afternoon.
How many flights depart from Cairns to Sydney on average per week?
The number of flights available between Cairns and Sydney is 220 per week as of July 2025. The most frequent departure day is Mon, with 18% of weekly flights leaving 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
How far is Cairns to Sydney Kingsford Smith by plane?
There are 1960.5 km between Cairns and Sydney Kingsford Smith. Flights usually cover this in 2h 55m, depending on flying conditions and air traffic around both airports.
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 are updated daily.
How many operators does momondo search for flights from Cairns Airport to Sydney Kingsford Smith Airport?
As of July 2025, there are 3 operators available to choose from 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?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. 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 licence 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 47.13% of all bookings. The subsequent popular models are Airbus A321-100/200 at 23.20%, Airbus A320-100/200 at 22.56%, and Airbus A321neo at 3.11%.
What is the most popular airline from Cairns to Sydney?
momondo data reveals that the most frequently booked airline on the route from Cairns to Sydney is Jetstar, representing 75% of all bookings. The subsequent popular airlines are Virgin Australia at 24% and Qantas Airways at 1%.
Best airlines flying from Cairns to Sydney
Compare and see reviews for airlines that fly from Cairns to Sydney with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $142 | Free cancellation | Rating 6.5 455 reviews | |||
| PriceFrom $148 | Free cancellation | Rating 7.5 409 reviews | |||
| PriceFrom $209 | Free cancellation | Rating 7.5 869 reviews |
Virgin Australia Flights From Cairns to Sydney
Virgin Australia is one of the most popular airlines flying from Cairns to Sydney, operating 15 flights/week on average for this route. A good Virgin Australia flight deal for Cairns to Sydney starts from $97 round-trip, up to an average price of $234. Our users have rated Virgin Australia at 7.5/10.
Qantas Airways Flights From Cairns to Sydney
Across 869 Qantas Airways reviews on momondo, the average score is 7.5/10. Qantas Airways flies from Cairns to Sydney about 38 times each week, with ticket deals ranging from $137 to $412. Price data is based on momondo searches in the last 72 hours.
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?
It is quick and easy to find Cairns to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.
Can I find flights from Cairns to Sydney with flexible booking policies on momondo?
Yes. All flights to Sydney from Cairns on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Cairns to Sydney?
Once all potential Cairns to Sydney flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Cairns to Sydney right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Cairns to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.