Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Cairns to Sydney from C$ 110

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 8/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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? Early arrival? Instantly customize 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.
Search flight deals

Find the cheapest flights from Cairns to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Jetstar Logo
6:05 p.m. - 10:05 p.m.
CNS
-
SYD
3h 00mdirect
Jetstar Logo
3:25 p.m. - 5:30 p.m.
SYD
-
CNS
3h 05mdirect
C$ 194Jetstar
Tue, 13 Jan - Fri, 23 Jan
Jetstar Logo
6:05 p.m. - 10:05 p.m.
CNS
-
SYD
3h 00mdirect
Jetstar Logo
6:20 a.m. - 8:20 a.m.
SYD
-
CNS
3h 00mdirect
C$ 201Jetstar
Thu, 22 Jan - Wed, 28 Jan
Jetstar Logo
7:10 p.m. - 10:05 p.m.
CNS
-
SYD
2h 55mdirect
Jetstar Logo
3:15 p.m. - 6:25 p.m.
SYD
-
CNS
3h 10mdirect
C$ 222Jetstar
Thu, 11 Jun - Sat, 13 Jun
Jetstar Logo
2:25 p.m. - 10:15 p.m.
CNS
-
SYD
6h 50m1 stop
Jetstar Logo
3:25 p.m. - 5:30 p.m.
SYD
-
CNS
3h 05mdirect
C$ 266Jetstar
Wed, 28 Jan - Wed, 4 Feb
Jetstar Logo
6:05 p.m. - 10:05 p.m.
CNS
-
SYD
3h 00mdirect
Jetstar Logo
8:25 p.m. - 10:30 p.m.
SYD
-
CNS
3h 05mdirect
C$ 282Jetstar
Thu, 1 Jan - Tue, 20 Jan
Multiple Airlines Logo
9:15 a.m. - 2:40 p.m.
CNS
-
SYD
4h 25m1 stop
Multiple Airlines Logo
8:25 p.m. - 10:30 p.m.
SYD
-
CNS
3h 05mdirect
C$ 303Multiple Airlines
Thu, 1 Jan - Tue, 20 Jan
Virgin Australia Logo
11:50 a.m. - 4:40 p.m.
CNS
-
SYD
4h 50m1 stop
Virgin Australia Logo
12:40 p.m. - 3:55 p.m.
SYD
-
CNS
3h 15mdirect
C$ 304Virgin Australia
Fri, 29 May - Wed, 3 Jun
Virgin Australia Logo
10:55 a.m. - 2:55 p.m.
CNS
-
SYD
3h 00mdirect
Virgin Australia Logo
8:10 a.m. - 10:15 a.m.
SYD
-
CNS
3h 05mdirect
C$ 310Virgin Australia
Tue, 10 Feb - Wed, 11 Feb
Multiple Airlines Logo
9:15 a.m. - 2:40 p.m.
CNS
-
SYD
4h 25m1 stop
Multiple Airlines Logo
9:30 p.m. - 11:20 a.m.
SYD
-
CNS
14h 50m1 stop
C$ 362Multiple Airlines
Thu, 1 Jan - Tue, 20 Jan
Virgin Australia Logo
11:40 a.m. - 5:40 p.m.
CNS
-
SYD
5h 00m1 stop
Virgin Australia Logo
7:30 p.m. - 11:05 p.m.
SYD
-
CNS
4h 35m1 stop
C$ 370Virgin Australia
Tue, 13 Jan - Fri, 23 Jan

Jetstar flights from Cairns to Sydney

Our best Jetstar deals on Cairns to Sydney flight tickets
Jetstar
13 Jan
CNS6:05 p.m.Cairns
3h 00m
SYD10:05 p.m.Sydney Kingsford Smith
23 Jan
SYD3:25 p.m.Sydney Kingsford Smith
3h 05m
CNS5:30 p.m.Cairns
C$ 194
Find similar
Jetstar
22 Jan
CNS6:05 p.m.Cairns
3h 00m
SYD10:05 p.m.Sydney Kingsford Smith
28 Jan
SYD6:20 a.m.Sydney Kingsford Smith
3h 00m
CNS8:20 a.m.Cairns
C$ 201
Find similar
Jetstar
20 Apr
CNS7:10 p.m.Cairns
2h 55m
SYD10:05 p.m.Sydney Kingsford Smith
24 Apr
SYD3:15 p.m.Sydney Kingsford Smith
3h 10m
CNS6:25 p.m.Cairns
C$ 207
Find similar

Qantas Airways flights from Cairns to Sydney

Our best Qantas Airways deals on Cairns to Sydney flight tickets
Qantas Airways
16 Dec
CNS11:35 a.m.Cairns
8h 20m
1 stop
SYD8:55 p.m.Sydney Kingsford Smith
18 Dec
SYD6:00 a.m.Sydney Kingsford Smith
5h 45m
1 stop
CNS10:45 a.m.Cairns
C$ 549
Find similar
Qantas Airways
7 Apr
CNS10:55 a.m.Cairns
7h 30m
1 stop
SYD6:25 p.m.Sydney Kingsford Smith
9 Apr
SYD6:00 a.m.Sydney Kingsford Smith
5h 50m
1 stop
CNS11:50 a.m.Cairns
C$ 632
Find similar
Qantas Airways
6 Apr
CNS9:25 a.m.Cairns
4h 30m
1 stop
SYD1:55 p.m.Sydney Kingsford Smith
9 Apr
SYD6:00 a.m.Sydney Kingsford Smith
5h 50m
1 stop
CNS11:50 a.m.Cairns
C$ 655
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Cairns to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 15 December 2025.
Use the filters below to find and compare flights from Cairns to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Tue 13/1

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

Nonstop3h 00m

Sydney Kingsford Smith

Fri 23/1

3:25 p.m.-5:30 p.m.

Nonstop3h 05m

C$ 194

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 22/1

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

Nonstop3h 00m

Sydney Kingsford Smith

Wed 28/1

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

Nonstop3h 00m

C$ 201

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 11/6

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

Nonstop2h 55m

Sydney Kingsford Smith

Sat 13/6

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

Nonstop3h 10m

C$ 222

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Wed 28/1

2:25 p.m.-10:15 p.m.

1 stop6h 50m

Sydney Kingsford Smith

Wed 4/2

3:25 p.m.-5:30 p.m.

Nonstop3h 05m

C$ 266

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 1/1

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

Nonstop3h 00m

Sydney Kingsford Smith

Tue 20/1

8:25 p.m.-10:30 p.m.

Nonstop3h 05m

C$ 282

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 1/1

9:15 a.m.-2:40 p.m.

1 stop4h 25m

Sydney Kingsford Smith

Tue 20/1

8:25 p.m.-10:30 p.m.

Nonstop3h 05m

C$ 303

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Fri 29/5

11:50 a.m.-4:40 p.m.

1 stop4h 50m

Sydney Kingsford Smith

Wed 3/6

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

Nonstop3h 15m

C$ 304

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Tue 10/2

10:55 a.m.-2:55 p.m.

Nonstop3h 00m

Sydney Kingsford Smith

Wed 11/2

8:10 a.m.-10:15 a.m.

Nonstop3h 05m

C$ 310

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 1/1

9:15 a.m.-2:40 p.m.

1 stop4h 25m

Sydney Kingsford Smith

Tue 20/1

9:30 p.m.-11:20 a.m.

1 stop14h 50m

C$ 362

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Tue 13/1

11:40 a.m.-5:40 p.m.

1 stop5h 00m

Sydney Kingsford Smith

Fri 23/1

7:30 p.m.-11:05 p.m.

1 stop4h 35m

C$ 370

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

What is the cheapest month to fly to Sydney?

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 C$ 208.

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$ 259 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$ 183 on momondo.

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

There is only 1 cabin class 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.

How have Cairns to Sydney flight prices changed over time?

As of December 2025, prices for Cairns to Sydney flights are approximately 15% 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

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?

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Wollongong
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.

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 14/1
Wed 21/1
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia

Popular Cities in Australia

Popular flights according to clicks in the last 7 days on momondo
Flights to Melbournefrom C$ 1,259
Flights to Brisbanefrom C$ 1,243
Flights to Perthfrom C$ 1,330
Flights to Adelaidefrom C$ 1,469
Flights to Cairnsfrom C$ 1,815
Flights to Coolangattafrom C$ 1,768
Flights to Hobartfrom C$ 1,856
Flights to Townsvillefrom C$ 1,962
Flights to Canberrafrom C$ 1,581
Flights to Darwinfrom C$ 2,514
Flights to Maroochydorefrom C$ 1,873
Flights to Broomefrom C$ 3,956