C$98 Cheap Flights from Sydney (SYD) to Cairns (CNS)

Compare Sydney to Cairns flight deals

Find the cheapest month or even day of the year to fly to Cairns

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Flight deals from Sydney to Cairns

Looking for a cheap last-minute deal or the best return flight from Sydney Airport to Cairns Airport? If you want to travel next month, return fares start from C$229. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Sydney to Cairns

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Sydney to Cairns flights are currently cheapest in August.

Which airlines fly from Sydney to Cairns?

Sydney to Cairns: Alternative routes

Compare routes from Sydney to Cairns below. You may find an airport to fly into that's cheaper, faster, or easier than Cairns.

Sydney to Cairns: Flight information

The things to know before you go.
Cheapest flight foundC$98
Cheapest month to flySeptember
Average flight time3 hrs, 10 mins
Most popular airlineQatar Airways
Average flights per week289

Finding cheap flights from Sydney to Cairns: Frequently asked questions

The best price we found for a return flight from Sydney to Cairns is C$195. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 10 minutes is the average flight time from Sydney to Cairns.
Qatar Airways, Qantas and IndiGo fly direct from Sydney to Cairns.
As of June 2026, there are 289 flights per week flying from Sydney to Cairns.
The cheapest month to fly from Sydney to Cairns is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sydney Airport to Cairns Airport on Thursday, August 6, 2026.
Yes – the average flight time is 3 hours and 10 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Cairns but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Cairns is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Jetstar offers the cheapest flight tickets to Cairns.

Travelling from Sydney Airport (SYD) to Cairns Airport (CNS): what you need to know

  • The average duration of a direct flight from Sydney Airport to Cairns Airport is 3 hours 10 minutes.

  • Cairns's timezone is UTC+10, which makes Cairns one hour behind Sydney.

  • Each week, there are 51 Sydney Airport to Cairns Airport flights. To jet off as early as possible, opt for the 06:00 Jetstar flight. If you're eager to make the most of your day before you fly, the latest flight is at 20:45 with Jetstar.

  • Your SYD to CNS flight won't wait if you're running late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • During popular months like July, it's a good idea to get to the airport earlier. Arrive two hours before domestic departures and four hours ahead for international flights when you fly during peak periods in general.

  • With direct flights from Sydney Airport to Cairns Airport operated by a number of airlines, flying to Cairns (and then other corners of Australia) is a cinch. Here's who you can fly nonstop with:

  • Jetstar is the most frequently booked airline on this route.

  • Virgin Australia is the most punctual carrier that offers SYD to CNS flights. A reliable 85.1% of its departures on this route arrive as planned.

  • We make it simple to book a flight with a stopover. To see your options for tickets from Sydney Airport to Cairns Airport, deselect 'Direct flights only.' Then, choose a flight with a stop long enough to visit your chosen city. Some great stopovers between SYD and CNS include:

    • Brisbane Airport

    • Canberra Airport

    • Townsville Airport

How to find the cheapest flights from Sydney Airport (SYD) to Cairns Airport (CNS)

  • C$98 is currently the lowest price for a one-way Sydney Airport to Cairns Airport flight. A return flight starts from C$195. These prices may change depending on demand and availability.

  • Don't leave everything to the last moment. You're more likely to find cheap tickets from SYD to CNS if you book in advance. Airlines often have some fantastic early bird rates.

  • Plan your trip for May. That's the cheapest month for flights from Sydney Airport to Cairns Airport. If you're flexible with your dates, try out the 'Whole month' tool to find the cheapest airfare across every month.

  • Landing cheap flights from SYD to CNS couldn't be easier with Price Alerts. Simply create one of these automatic alerts and we'll get in touch as soon as a new discounted fare appears.

  • Lock in the ideal flight for you by using the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Sydney Airport to Cairns Airport, use the 'Sort by' function. You can also filter results by airline, arrival and departure times, and number of stops.

Handy information about Sydney Airport (SYD)

  • Of the departures from Sydney Airport, 66% land on time at their destination.

  • Central Sydney to Sydney Airport is around 8 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're driving, ride-sharing or catching a cab.

  • The trip when using public transport usually takes 15 minutes.

  • Get your travels off to a hassle-free start by staying near SYD. Whether you have an early flight from Sydney Airport to Cairns Airport or want to avoid feeling rushed, these stays have you covered:

Arriving at Cairns Airport (CNS)

  • If you're getting in on a late Sydney Airport to Cairns Airport flight, few things beat the convenience of being near the terminal. Grab your luggage from the carousel and then be tucked up in bed shortly after at one of these options near CNS:

  • Pick up a Cairns Airport rental car and explore Cairns and beyond with your own set of wheels. Simba car hire, Bargain Car Rentals and East Coast are top outlets to choose from here.

  • To get the lowest price, book your ride from Cairns Airport about two weeks in advance.

When to fly to Cairns Airport (CNS)

  • July is the most popular month for flights from Sydney Airport to Cairns Airport. To skip the crowds, head to Cairns in March.

  • When reserving your flight from Sydney Airport to Cairns Airport, consider the kind of weather you like. January is the warmest month in Cairns, with temperatures ranging from 23ºC (73ºF) to 31ºC (88ºF).

  • August has average temperatures of between 16ºC (61ºF) and 25ºC (77ºF). Look for cheap tickets from SYD to CNS around that time if you like cooler conditions.

Explore more of Australia

  • Townsville is just one of the many places in Australia waiting to be discovered after you've seen Cairns. Around 290 kilometres away to the south, top sights here include Great Barrier Reef Marine Park, Great Barrier Reef Aquarium and Botanic Gardens.

  • If you're ready to explore another corner of Australia, consider Bowen, roughly 434 kilometres south-east of Cairns. Horseshoe Bay Beach, Sunset Point and Kings Beach are key highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.