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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 13/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Cairns to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Jetstar Logo
6:40 a.m. - 10:40 a.m.
CNS
-
SYD
3h 00mdirect
Jetstar Logo
8:25 p.m. - 10:30 p.m.
SYD
-
CNS
3h 05mdirect
C$ 257Jetstar
vie., 16 ene. - vie., 23 ene.
Virgin Australia Logo
3:45 p.m. - 7:45 p.m.
CNS
-
SYD
3h 00mdirect
Virgin Australia Logo
8:10 a.m. - 10:15 a.m.
SYD
-
CNS
3h 05mdirect
C$ 303Virgin Australia
mar., 10 feb. - mié., 11 feb.
Virgin Australia Logo
6:00 a.m. - 11:40 a.m.
CNS
-
SYD
4h 40m1 stop
Virgin Australia Logo
12:50 p.m. - 2:55 p.m.
SYD
-
CNS
3h 05mdirect
C$ 322Virgin Australia
mar., 3 feb. - mar., 3 feb.
Virgin Australia Logo
3:45 p.m. - 7:45 p.m.
CNS
-
SYD
3h 00mdirect
Virgin Australia Logo
8:30 a.m. - 2:00 p.m.
SYD
-
CNS
6h 30m1 stop
C$ 324Virgin Australia
jue., 5 feb. - sáb., 7 feb.
Jetstar Logo
9:45 a.m. - 5:00 p.m.
CNS
-
SYD
6h 15m1 stop
Jetstar Logo
6:20 a.m. - 8:20 a.m.
SYD
-
CNS
3h 00mdirect
C$ 325Jetstar
sáb., 21 feb. - mar., 24 feb.
Virgin Australia Logo
3:45 p.m. - 7:45 p.m.
CNS
-
SYD
3h 00mdirect
Virgin Australia Logo
12:50 p.m. - 2:55 p.m.
SYD
-
CNS
3h 05mdirect
C$ 334Virgin Australia
mar., 10 feb. - mié., 11 feb.
Virgin Australia Logo
10:55 a.m. - 2:55 p.m.
CNS
-
SYD
3h 00mdirect
Virgin Australia Logo
8:30 a.m. - 4:40 p.m.
SYD
-
CNS
9h 10m1 stop
C$ 342Virgin Australia
jue., 5 feb. - sáb., 7 feb.
Virgin Australia Logo
3:45 p.m. - 7:45 p.m.
CNS
-
SYD
3h 00mdirect
Virgin Australia Logo
7:30 a.m. - 11:00 a.m.
SYD
-
CNS
4h 30m1 stop
C$ 352Virgin Australia
mar., 10 feb. - mié., 11 feb.
Virgin Australia Logo
10:55 a.m. - 2:55 p.m.
CNS
-
SYD
3h 00mdirect
Virgin Australia Logo
7:30 a.m. - 11:00 a.m.
SYD
-
CNS
4h 30m1 stop
C$ 361Virgin Australia
mar., 10 feb. - mié., 11 feb.
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$ 367Virgin Australia
mar., 10 feb. - mié., 11 feb.

Jetstar flights from Cairns to Sydney

Our best Jetstar deals on Cairns to Sydney flight tickets
Jetstar
16 Jan
CNS6:40 a.m.Cairns
3h 00m
SYD10:40 a.m.Sydney Kingsford Smith
23 Jan
SYD8:25 p.m.Sydney Kingsford Smith
3h 05m
CNS10:30 p.m.Cairns
C$ 257
Find similar
Jetstar
21 Feb
CNS9:45 a.m.Cairns
6h 15m
1 stop
SYD5:00 p.m.Sydney Kingsford Smith
24 Feb
SYD6:20 a.m.Sydney Kingsford Smith
3h 00m
CNS8:20 a.m.Cairns
C$ 325
Find similar
Jetstar
5 Feb
CNS6:05 p.m.Cairns
3h 00m
SYD10:05 p.m.Sydney Kingsford Smith
7 Feb
SYD3:25 p.m.Sydney Kingsford Smith
3h 05m
CNS5:30 p.m.Cairns
C$ 377
Find similar

Qantas Airways flights from Cairns to Sydney

Our best Qantas Airways deals on Cairns to Sydney flight tickets
Qantas Airways
5 Feb
CNS12:35 p.m.Cairns
2h 55m
SYD4:30 p.m.Sydney Kingsford Smith
7 Feb
SYD2:10 p.m.Sydney Kingsford Smith
3h 05m
CNS4:15 p.m.Cairns
C$ 470
Find similar
Qantas Airways
16 Dec
CNS11:35 a.m.Cairns
9h 50m
1 stop
SYD10:25 p.m.Sydney Kingsford Smith
18 Dec
SYD6:00 a.m.Sydney Kingsford Smith
5h 45m
1 stop
CNS10:45 a.m.Cairns
C$ 548
Find similar
Qantas Airways
23 Dec
CNS9:20 a.m.Cairns
11h 35m
1 stop
SYD9:55 p.m.Sydney Kingsford Smith
3 Jan
SYD4:15 p.m.Sydney Kingsford Smith
5h 45m
1 stop
CNS9:00 p.m.Cairns
C$ 661
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 4 diciembre 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

vie. 16/1

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

Nonstop3h 00m

Sydney Kingsford Smith

vie. 23/1

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

Nonstop3h 05m

C$ 257

CairnsSydney

CNS - SYD

CNSSYD

Cairns

mar. 10/2

3:45 p.m.-7:45 p.m.

Nonstop3h 00m

Sydney Kingsford Smith

mié. 11/2

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

Nonstop3h 05m

C$ 303

CairnsSydney

CNS - SYD

CNSSYD

Cairns

mar. 3/2

6:00 a.m.-11:40 a.m.

1 stop4h 40m

Sydney Kingsford Smith

mar. 3/2

12:50 p.m.-2:55 p.m.

Nonstop3h 05m

C$ 322

CairnsSydney

CNS - SYD

CNSSYD

Cairns

jue. 5/2

3:45 p.m.-7:45 p.m.

Nonstop3h 00m

Sydney Kingsford Smith

sáb. 7/2

8:30 a.m.-2:00 p.m.

1 stop6h 30m

C$ 324

CairnsSydney

CNS - SYD

CNSSYD

Cairns

sáb. 21/2

9:45 a.m.-5:00 p.m.

1 stop6h 15m

Sydney Kingsford Smith

mar. 24/2

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

Nonstop3h 00m

C$ 325

CairnsSydney

CNS - SYD

CNSSYD

Cairns

mar. 10/2

3:45 p.m.-7:45 p.m.

Nonstop3h 00m

Sydney Kingsford Smith

mié. 11/2

12:50 p.m.-2:55 p.m.

Nonstop3h 05m

C$ 334

CairnsSydney

CNS - SYD

CNSSYD

Cairns

jue. 5/2

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

Nonstop3h 00m

Sydney Kingsford Smith

sáb. 7/2

8:30 a.m.-4:40 p.m.

1 stop9h 10m

C$ 342

CairnsSydney

CNS - SYD

CNSSYD

Cairns

mar. 10/2

3:45 p.m.-7:45 p.m.

Nonstop3h 00m

Sydney Kingsford Smith

mié. 11/2

7:30 a.m.-11:00 a.m.

1 stop4h 30m

C$ 352

CairnsSydney

CNS - SYD

CNSSYD

Cairns

mar. 10/2

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

Nonstop3h 00m

Sydney Kingsford Smith

mié. 11/2

7:30 a.m.-11:00 a.m.

1 stop4h 30m

C$ 361

CairnsSydney

CNS - SYD

CNSSYD

Cairns

mar. 10/2

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

Nonstop3h 00m

Sydney Kingsford Smith

mié. 11/2

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

Nonstop3h 05m

C$ 367

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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$ 211.

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$ 264 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$ 193 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 21% 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 near Sydney: 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 2h 55m.

  • 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
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.

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