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Cheap flights from Cairns to Sydney from $62

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 11/23. 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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0 bags

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Find the cheapest flights from Cairns to Sydney

Cheap round-trip flights

Jetstar Logo
7:00 pm - 9:55 pmCNS-SYD
2h 55mnonstop
Jetstar Logo
3:10 pm - 6:15 pmSYD-CNS
3h 05mnonstop
$123Jetstar
Find Deal
Fri, Sep 5 - Sun, Sep 7
Jetstar Logo
6:45 am - 9:45 amCNS-SYD
3h 00mnonstop
Jetstar Logo
7:45 pm - 10:50 pmSYD-CNS
3h 05mnonstop
$124Jetstar
Find Deal
Sun, Sep 14 - Sun, Sep 21
Jetstar Logo
7:00 pm - 9:55 pmCNS-SYD
2h 55mnonstop
Jetstar Logo
6:10 am - 9:15 amSYD-CNS
3h 05mnonstop
$131Jetstar
Find Deal
Thu, Sep 4 - Fri, Sep 5
Jetstar Logo
7:00 pm - 9:55 pmCNS-SYD
2h 55mnonstop
Jetstar Logo
7:45 pm - 10:50 pmSYD-CNS
3h 05mnonstop
$135Jetstar
Find Deal
Thu, Sep 4 - Sun, Sep 7
Jetstar Logo
7:00 pm - 9:55 pmCNS-SYD
2h 55mnonstop
Jetstar Logo
7:45 pm - 10:50 pmSYD-CNS
3h 05mnonstop
$137Jetstar
Find Deal
Thu, Aug 28 - Thu, Sep 4
Jetstar Logo
6:45 am - 9:45 amCNS-SYD
3h 00mnonstop
Jetstar Logo
6:10 am - 9:15 amSYD-CNS
3h 05mnonstop
$140Jetstar
Find Deal
Thu, Aug 21 - Mon, Aug 25
Virgin Australia Logo
5:35 pm - 9:35 pmCNS-SYD
3h 00mnonstop
Virgin Australia Logo
8:10 am - 10:15 amSYD-CNS
3h 05mnonstop
$162Virgin Australia
Find Deal
Fri, Oct 31 - Mon, Nov 3
Virgin Australia Logo
3:45 pm - 7:45 pmCNS-SYD
3h 00mnonstop
Virgin Australia Logo
8:10 am - 10:15 amSYD-CNS
3h 05mnonstop
$177Virgin Australia
Find Deal
Sun, Dec 7 - Thu, Dec 18
Logo
9:20 am - 4:40 pmCNS-SYD
7h 20m1 stop
Logo
6:10 am - 9:15 amSYD-CNS
3h 05mnonstop
$210
Find Deal
Thu, Aug 14 - Sun, Aug 17
Virgin Australia Logo
2:40 pm - 8:40 pmCNS-SYD
5h 00m1 stop
Virgin Australia Logo
8:10 am - 10:15 amSYD-CNS
3h 05mnonstop
$212Virgin Australia
Find Deal
Sat, Nov 1 - Sat, Nov 8

Jetstar flights from Cairns to Sydney

Our best Jetstar deals on Cairns to Sydney flight tickets
Jetstar
Sep 5
CNS7:00 pmCairns
2h 55m
SYD9:55 pmSydney Kingsford Smith
Sep 7
SYD3:10 pmSydney Kingsford Smith
3h 05m
CNS6:15 pmCairns
$123
Find similar
Jetstar
Sep 14
CNS6:45 amCairns
3h 00m
SYD9:45 amSydney Kingsford Smith
Sep 21
SYD7:45 pmSydney Kingsford Smith
3h 05m
CNS10:50 pmCairns
$124
Find similar
Jetstar
Sep 4
CNS7:00 pmCairns
2h 55m
SYD9:55 pmSydney Kingsford Smith
Sep 5
SYD6:10 amSydney Kingsford Smith
3h 05m
CNS9:15 amCairns
$131
Find similar

Virgin Australia flights from Cairns to Sydney

Our best Virgin Australia deals on Cairns to Sydney flight tickets
Virgin Australia
Oct 31
CNS5:35 pmCairns
3h 00m
SYD9:35 pmSydney Kingsford Smith
Nov 3
SYD8:10 amSydney Kingsford Smith
3h 05m
CNS10:15 amCairns
$162
Find similar
Virgin Australia
Dec 7
CNS3:45 pmCairns
3h 00m
SYD7:45 pmSydney Kingsford Smith
Dec 18
SYD8:10 amSydney Kingsford Smith
3h 05m
CNS10:15 amCairns
$177
Find similar
Virgin Australia
Nov 1
CNS2:40 pmCairns
5h 00m
1 stop
SYD8:40 pmSydney Kingsford Smith
Nov 8
SYD8:10 amSydney Kingsford Smith
3h 05m
CNS10:15 amCairns
$212
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 832,500 searches. Data last updated August 2, 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

Fri 9/5

7:00 pm-9:55 pm

Nonstop2h 55m

Sydney Kingsford Smith

Sun 9/7

3:10 pm-6:15 pm

Nonstop3h 05m

$123

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Sun 9/14

6:45 am-9:45 am

Nonstop3h 00m

Sydney Kingsford Smith

Sun 9/21

7:45 pm-10:50 pm

Nonstop3h 05m

$124

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 9/4

7:00 pm-9:55 pm

Nonstop2h 55m

Sydney Kingsford Smith

Fri 9/5

6:10 am-9:15 am

Nonstop3h 05m

$131

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 9/4

7:00 pm-9:55 pm

Nonstop2h 55m

Sydney Kingsford Smith

Sun 9/7

7:45 pm-10:50 pm

Nonstop3h 05m

$135

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 8/28

7:00 pm-9:55 pm

Nonstop2h 55m

Sydney Kingsford Smith

Thu 9/4

7:45 pm-10:50 pm

Nonstop3h 05m

$137

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 8/21

6:45 am-9:45 am

Nonstop3h 00m

Sydney Kingsford Smith

Mon 8/25

6:10 am-9:15 am

Nonstop3h 05m

$140

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Fri 10/31

5:35 pm-9:35 pm

Nonstop3h 00m

Sydney Kingsford Smith

Mon 11/3

8:10 am-10:15 am

Nonstop3h 05m

$162

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Sun 12/7

3:45 pm-7:45 pm

Nonstop3h 00m

Sydney Kingsford Smith

Thu 12/18

8:10 am-10:15 am

Nonstop3h 05m

$177

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Thu 8/14

9:20 am-4:40 pm

1 stop7h 20m

Sydney Kingsford Smith

Sun 8/17

6:10 am-9:15 am

Nonstop3h 05m

$210

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Sat 11/1

2:40 pm-8:40 pm

1 stop5h 00m

Sydney Kingsford Smith

Sat 11/8

8:10 am-10:15 am

Nonstop3h 05m

$212

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?

In general, March is the cheapest month to fly from Cairns to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $142. If you are unable to visit Sydney during the month of March, then departing from Cairns during the month June is also very affordable. Most momondo users find prices during this month for around $151.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Cairns to Sydney is on a Friday when prices can be found for as low as $157. The most expensive day to fly to Sydney is Monday, with ticket prices averaging around $646.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the evening. momondo users have found flights departing from Cairns to Sydney in the evening for as low as $147. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the morning, with an average ticket price of $213. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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 $193 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 $150 on momondo.

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

There are 3 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 August 2025, prices for Cairns to Sydney flights are approximately 19% 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

Best Price Found

$62

Fastest flight time

2h 55m

Direct flights

Every day

Airports in Sydney

1 airport
The best one-way flight to Sydney from Cairns in the past 72 hours is $62. The best round-trip flight deal from Cairns to Sydney found on momondo in the last 72 hours is $123.
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?

    A flight from Cairns to Sydney Kingsford Smith will travel around 1218.2 mi. Typically, this will take 2h 55m by plane in normal conditions.

  • 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 were last updated today.

  • How many operators does momondo search for flights from Cairns Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Cairns Airport to Sydney Kingsford Smith Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Cairns Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Cairns to Sydney?

  • What is the most popular airline from Cairns to Sydney?

Best airlines flying from Cairns to Sydney

Compare and see reviews for airlines that fly from Cairns to Sydney with momondo
Airline
Rating
Free Cancellation
Price
JetstarPriceFrom $90Free CancellationRating
6.5
461 reviews
Search Jetstar flights

  • Jetstar Flights From Cairns to Sydney

    The lowest priced Jetstar flight from Cairns to Sydney from the last 72 hours was $90. Generally, Jetstar has 28 flights on this route every week with an average price of $193. Jetstar is rated 6.5/10 by our users.

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Bondi Beach
Katoomba
Wollongong
Randwick
Coogee
Cronulla
Penrith
Manly
Charlestown
Lithgow
Swansea
Leura
Terrigal

Why use momondo?

Why should I use momondo to find a flight deal from Cairns to Sydney?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cairns to Sydney for you.

Can I find flights from Cairns to Sydney with flexible booking policies on momondo?

Flights from Cairns to Sydney with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Cairns to Sydney?

Once all potential Cairns to Sydney flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Cairns to Sydney right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Cairns to Sydney flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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