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Cheap flights from Cairns to Sydney from C$ 122

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 6/3. 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

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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
6:20 a.m. - 8:20 a.m.
SYD
-
CNS
3h 00mdirect
C$ 212Jetstar
Mon, 9 Mar - Sun, 15 Mar
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$ 220Jetstar
Thu, 30 Apr - Sun, 3 May
Jetstar Logo
6:40 a.m. - 10:40 a.m.
CNS
-
SYD
3h 00mdirect
Jetstar Logo
3:25 p.m. - 5:30 p.m.
SYD
-
CNS
3h 05mdirect
C$ 227Jetstar
Fri, 13 Mar - Fri, 20 Mar
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$ 229Jetstar
Sat, 28 Feb - Tue, 3 Mar
Multiple Airlines Logo
7:10 p.m. - 10:05 p.m.
CNS
-
SYD
2h 55mdirect
Multiple Airlines Logo
3:10 p.m. - 6:25 p.m.
SYD
-
CNS
3h 15mdirect
C$ 238Multiple Airlines
Thu, 4 Jun - Mon, 8 Jun
Jetstar Logo
6:10 p.m. - 10:05 p.m.
CNS
-
SYD
2h 55mdirect
Jetstar Logo
7:15 p.m. - 10:25 p.m.
SYD
-
CNS
3h 10mdirect
C$ 240Jetstar
Thu, 2 Apr - Sat, 11 Apr
Jetstar Logo
6:40 a.m. - 10:40 a.m.
CNS
-
SYD
3h 00mdirect
Jetstar Logo
3:25 p.m. - 5:30 p.m.
SYD
-
CNS
3h 05mdirect
C$ 242Jetstar
Thu, 19 Mar - Thu, 19 Mar
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$ 270Jetstar
Thu, 5 Mar - Thu, 26 Mar
Jetstar Logo
2:25 p.m. - 10:15 p.m.
CNS
-
SYD
6h 50m
1 stop
Jetstar Logo
6:20 a.m. - 8:20 a.m.
SYD
-
CNS
3h 00mdirect
C$ 285Jetstar
Wed, 25 Feb - Wed, 4 Mar
Virgin Australia Logo
7:15 p.m. - 10:10 p.m.
CNS
-
SYD
2h 55mdirect
Virgin Australia Logo
8:10 a.m. - 11:25 a.m.
SYD
-
CNS
3h 15mdirect
C$ 286Virgin Australia
Thu, 7 May - Sun, 10 May

Jetstar flights from Cairns to Sydney

Our best Jetstar deals on Cairns to Sydney flight tickets
Jetstar
9 Mar
CNS6:40 a.m.Cairns
3h 00m
SYD10:40 a.m.Sydney Kingsford Smith
15 Mar
SYD6:20 a.m.Sydney Kingsford Smith
3h 00m
CNS8:20 a.m.Cairns
C$ 212
Jetstar
30 Apr
CNS7:10 p.m.Cairns
2h 55m
SYD10:05 p.m.Sydney Kingsford Smith
3 May
SYD3:15 p.m.Sydney Kingsford Smith
3h 10m
CNS6:25 p.m.Cairns
C$ 220
Jetstar
13 Mar
CNS6:40 a.m.Cairns
3h 00m
SYD10:40 a.m.Sydney Kingsford Smith
20 Mar
SYD3:25 p.m.Sydney Kingsford Smith
3h 05m
CNS5:30 p.m.Cairns
C$ 227

Virgin Australia flights from Cairns to Sydney

Our best Virgin Australia deals on Cairns to Sydney flight tickets
Virgin Australia
7 May
CNS7:15 p.m.Cairns
2h 55m
SYD10:10 p.m.Sydney Kingsford Smith
10 May
SYD8:10 a.m.Sydney Kingsford Smith
3h 15m
CNS11:25 a.m.Cairns
C$ 286
Virgin Australia
7 May
CNS7:15 p.m.Cairns
2h 55m
SYD10:10 p.m.Sydney Kingsford Smith
10 May
SYD3:10 p.m.Sydney Kingsford Smith
3h 15m
CNS6:25 p.m.Cairns
C$ 288
Virgin Australia
7 May
CNS7:15 p.m.Cairns
2h 55m
SYD10:10 p.m.Sydney Kingsford Smith
10 May
SYD12:40 p.m.Sydney Kingsford Smith
3h 15m
CNS3:55 p.m.Cairns
C$ 289

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 29 January 2026.
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

Mon 9/3

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

Nonstop3h 00m

Sydney Kingsford Smith

Sun 15/3

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

Nonstop3h 00m

C$ 212

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 30/4

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

Nonstop2h 55m

Sydney Kingsford Smith

Sun 3/5

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

Nonstop3h 10m

C$ 220

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Fri 13/3

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

Nonstop3h 00m

Sydney Kingsford Smith

Fri 20/3

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

Nonstop3h 05m

C$ 227

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Sat 28/2

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

Nonstop3h 00m

Sydney Kingsford Smith

Tue 3/3

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

Nonstop3h 00m

C$ 229

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 4/6

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

Nonstop2h 55m

Sydney Kingsford Smith

Mon 8/6

3:10 p.m.-6:25 p.m.

Nonstop3h 15m

C$ 238

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 2/4

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

Nonstop2h 55m

Sydney Kingsford Smith

Sat 11/4

7:15 p.m.-10:25 p.m.

Nonstop3h 10m

C$ 240

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 19/3

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

Nonstop3h 00m

Sydney Kingsford Smith

Thu 19/3

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

Nonstop3h 05m

C$ 242

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 5/3

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

Nonstop3h 00m

Sydney Kingsford Smith

Thu 26/3

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

Nonstop3h 05m

C$ 270

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Wed 25/2

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

1 stop6h 50m

Sydney Kingsford Smith

Wed 4/3

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

Nonstop3h 00m

C$ 285

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 7/5

7:15 p.m.-10:10 p.m.

Nonstop2h 55m

Sydney Kingsford Smith

Sun 10/5

8:10 a.m.-11:25 a.m.

Nonstop3h 15m

C$ 286

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 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$ 205.

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$ 254 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$ 205 on momondo.

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

There are 2 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.

How have Cairns to Sydney flight prices changed over time?

As of January 2026, prices for Cairns to Sydney flights are approximately 2% more expensive 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
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.

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