Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Cairns to Sydney from C$ 116

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 29/9. 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

Jetstar Logo
5:45 a.m. - 9:40 a.m.CNS-SYD
2h 55mdirect
Jetstar Logo
3:10 p.m. - 5:15 p.m.SYD-CNS
3h 05mdirect
C$ 198Jetstar
Find Deal
Wed, 15 Oct - Wed, 15 Oct
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$ 206Jetstar
Find Deal
Wed, 10 Dec - Fri, 12 Dec
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$ 215Jetstar
Find Deal
Wed, 10 Dec - Thu, 11 Dec
Jetstar Logo
6:00 p.m. - 9:55 p.m.CNS-SYD
2h 55mdirect
Jetstar Logo
6:20 a.m. - 8:20 a.m.SYD-CNS
3h 00mdirect
C$ 248Jetstar
Find Deal
Sat, 25 Oct - Sat, 1 Nov
Virgin Australia Logo
5:45 p.m. - 9:40 p.m.CNS-SYD
2h 55mdirect
Virgin Australia Logo
11:00 a.m. - 4:40 p.m.SYD-CNS
6h 40m1 stop
C$ 323Virgin Australia
Find Deal
Fri, 24 Oct - Fri, 31 Oct
Virgin Australia Logo
11:40 a.m. - 5:40 p.m.CNS-SYD
5h 00m1 stop
Virgin Australia Logo
8:10 a.m. - 10:15 a.m.SYD-CNS
3h 05mdirect
C$ 344Virgin Australia
Find Deal
Wed, 10 Dec - Wed, 17 Dec
Qantas Airways Logo
5:00 p.m. - 8:55 p.m.CNS-SYD
2h 55mdirect
Qantas Airways Logo
2:10 p.m. - 4:15 p.m.SYD-CNS
3h 05mdirect
C$ 394Qantas Airways
Find Deal
Sat, 8 Nov - Mon, 10 Nov
Qantas Airways Logo
5:00 p.m. - 8:55 p.m.CNS-SYD
2h 55mdirect
Qantas Airways Logo
2:10 p.m. - 4:15 p.m.SYD-CNS
3h 05mdirect
C$ 396Qantas Airways
Find Deal
Sat, 8 Nov - Mon, 10 Nov
Logo
6:45 a.m. - 10:45 a.m.CNS-SYD
3h 00mdirect
Logo
2:10 p.m. - 4:15 p.m.SYD-CNS
3h 05mdirect
C$ 421
Find Deal
Wed, 15 Oct - Sat, 22 Nov
Logo
2:25 p.m. - 8:55 p.m.CNS-SYD
5h 30m1 stop
Logo
3:25 p.m. - 5:30 p.m.SYD-CNS
3h 05mdirect
C$ 484
Find Deal
Wed, 15 Oct - Fri, 21 Nov

Virgin Australia flights from Cairns to Sydney

Our best Virgin Australia deals on Cairns to Sydney flight tickets
Virgin Australia
24 Oct
CNS5:45 p.m.Cairns
2h 55m
SYD9:40 p.m.Sydney Kingsford Smith
31 Oct
SYD11:00 a.m.Sydney Kingsford Smith
6h 40m
1 stop
CNS4:40 p.m.Cairns
C$ 323
Find similar
Virgin Australia
10 Dec
CNS11:40 a.m.Cairns
5h 00m
1 stop
SYD5:40 p.m.Sydney Kingsford Smith
17 Dec
SYD8:10 a.m.Sydney Kingsford Smith
3h 05m
CNS10:15 a.m.Cairns
C$ 344
Find similar
Virgin Australia
14 Oct
CNS2:50 p.m.Cairns
6h 20m
1 stop
SYD10:10 p.m.Sydney Kingsford Smith
11 Nov
SYD10:00 a.m.Sydney Kingsford Smith
5h 00m
1 stop
CNS2:00 p.m.Cairns
C$ 371
Find similar

Qantas Airways flights from Cairns to Sydney

Our best Qantas Airways deals on Cairns to Sydney flight tickets
Qantas Airways
8 Nov
CNS5:00 p.m.Cairns
2h 55m
SYD8:55 p.m.Sydney Kingsford Smith
10 Nov
SYD2:10 p.m.Sydney Kingsford Smith
3h 05m
CNS4:15 p.m.Cairns
C$ 394
Find similar
Qantas Airways
8 Nov
CNS5:00 p.m.Cairns
2h 55m
SYD8:55 p.m.Sydney Kingsford Smith
10 Nov
SYD2:10 p.m.Sydney Kingsford Smith
3h 05m
CNS4:15 p.m.Cairns
C$ 396
Find similar
Qantas Airways
8 Nov
CNS2:50 p.m.Cairns
6h 35m
1 stop
SYD10:25 p.m.Sydney Kingsford Smith
10 Nov
SYD2:10 p.m.Sydney Kingsford Smith
3h 05m
CNS4:15 p.m.Cairns
C$ 460
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 11 September 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

Wed 15/10

5:45 a.m.-9:40 a.m.

Nonstop2h 55m

Sydney Kingsford Smith

Wed 15/10

3:10 p.m.-5:15 p.m.

Nonstop3h 05m

C$ 198

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Wed 10/12

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

Nonstop3h 00m

Sydney Kingsford Smith

Fri 12/12

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

Nonstop3h 00m

C$ 206

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Wed 10/12

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

Nonstop3h 00m

Sydney Kingsford Smith

Thu 11/12

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

Nonstop3h 00m

C$ 215

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Sat 25/10

6:00 p.m.-9:55 p.m.

Nonstop2h 55m

Sydney Kingsford Smith

Sat 1/11

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

Nonstop3h 00m

C$ 248

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Fri 24/10

5:45 p.m.-9:40 p.m.

Nonstop2h 55m

Sydney Kingsford Smith

Fri 31/10

11:00 a.m.-4:40 p.m.

1 stop6h 40m

C$ 323

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Wed 10/12

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

1 stop5h 00m

Sydney Kingsford Smith

Wed 17/12

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

Nonstop3h 05m

C$ 344

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Sat 8/11

5:00 p.m.-8:55 p.m.

Nonstop2h 55m

Sydney Kingsford Smith

Mon 10/11

2:10 p.m.-4:15 p.m.

Nonstop3h 05m

C$ 394

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Sat 8/11

5:00 p.m.-8:55 p.m.

Nonstop2h 55m

Sydney Kingsford Smith

Mon 10/11

2:10 p.m.-4:15 p.m.

Nonstop3h 05m

C$ 396

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Wed 15/10

6:45 a.m.-10:45 a.m.

Nonstop3h 00m

Sydney Kingsford Smith

Sat 22/11

2:10 p.m.-4:15 p.m.

Nonstop3h 05m

C$ 421

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Wed 15/10

2:25 p.m.-8:55 p.m.

1 stop5h 30m

Sydney Kingsford Smith

Fri 21/11

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

Nonstop3h 05m

C$ 484

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 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$ 209.

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$ 269 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$ 187 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 September 2025, prices for Cairns to Sydney flights are approximately 16% 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

2h 55m

Direct flights

Every day

Airports in Sydney

1 airport
The fastest flight from Cairns to Sydney takes 2h 55m
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.

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
Sat 11/10
Sat 18/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia

Fly your favourite airline to Sydney

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Air Canada
WestJet
Porter Airlines
Air Transat
United Airlines
Flair Airlines
Lufthansa
Delta
American Airlines
Air France
Air India
Turkish Airlines