Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Cairns to Sydney from $111

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — SYD
7 Jul — 14 Jul1
1 adult

Cheapflights Tip: The best prices from Cairns to Sydney Kingsford Smith are usually found in March or June, booked 57 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from Cairns to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Cairns (CNS) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 July 2025.

Round-trip from

$199

One-way from

$111

Popular in

April

Cheapest in

March

Average price

$327

Good round-trip deal

$207 or less

Good one-way deal

$154 or less
Jetstar
  • Jetstar
  • 27/8-31/8
  • Nonstop
  • 6h 00m total
  • Cairns to Sydney
Jetstar
  • Jetstar
  • 8/8
  • Nonstop
  • 2h 55m total
  • Cairns to Sydney
High demand for flights, 7% potential price rise
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Cairns to Sydney Kingsford Smith.
Price to beat on a one-way flight from Cairns to Sydney Kingsford Smith.

Find flight deals from Cairns to Sydney

Cheapest flights from Cairns to Sydney
Explore the most affordable flight options available from Cairns to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2025.

Wed 27/805:45CNS - SYD
Nonstop2h 55mJetstar
Sun 31/819:45SYD - CNS
Nonstop3h 05mJetstar
Deal found 30/6$199
Tue 26/819:00CNS - SYD
Nonstop2h 55mMultiple Airlines
Sun 31/815:20SYD - CNS
Nonstop3h 15mMultiple Airlines
Deal found 1/7$251
Mon 27/1017:35CNS - SYD
Nonstop3h 00mVirgin Australia
Tue 25/1118:00SYD - CNS
1 stop6h 05mVirgin Australia
Deal found 30/6$297

Cheapflights Fare Finder

Customise 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, Cheapflights users made 647,157 searches. Data last updated 2 July 2025.
Use the filters below to find and compare flights from Cairns to Sydney that are best for you.

Fly from

Cairns

Fly to

Sydney

Route

Depart

Return

Price

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Wed 27/8

05:45-08:40

Nonstop2h 55m

Sydney Kingsford Smith

Sun 31/8

19:45-22:50

Nonstop3h 05m

$199

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Tue 26/8

19:00-21:55

Nonstop2h 55m

Sydney Kingsford Smith

Sun 31/8

15:20-18:35

Nonstop3h 15m

$251

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Mon 27/10

17:35-21:35

Nonstop3h 00m

Sydney Kingsford Smith

Tue 25/11

18:00-23:05

1 stop6h 05m

$297

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Fri 8/8

19:00-21:55

Nonstop2h 55m

$111

CairnsSydney

CNS - SYD

CNSSYD

Cairns

Fri 29/8

19:15-22:10

Nonstop2h 55m

$114

Flights are sorted by cheapest return flights first.

Deals found on 30/6

Best time to book a flight from Cairns to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Cairns with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cairns to Sydney

How far ahead should I book a flight from Cairns to Sydney?

Use this chart to determine the optimal time to book a return flight from Cairns to Sydney. Price data was last updated on 27 June 2025.

The best time to book flights from Cairns to Sydney is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Cairns to Sydney?

Currently, May is the cheapest month in which you can book a flight from Cairns to Sydney (average of $129). Flying from Cairns to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CNS to SYD?

Find hourly flight availability from Cairns to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 July 2025.

A simple way to save on the total cost of your ticket is to fly from Cairns to Sydney in the evening. If you’re flexible enough to do this you can expect to save up to 88% on your trip compared to booking a flight at midday.

What is the cheapest day to fly from Cairns to Sydney?

Use this chart to determine the cheapest time to fly return from Cairns to Sydney. Price data was last updated on 29 June 2025.

Travellers seeking maximum savings on their Cairns to Sydney flight should consider departing on Saturday evenings when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Cairns to Sydney

Explore weekly flight availability from Cairns to Sydney. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 2 July 2025.

The most flights from CNS to SYD are scheduled on a Monday (39 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (28 on average).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 2 July 2025.
See what other customers who have flown with Virgin Australia and Jetstar from Cairns to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.7

Crew

8.2

Entertainment

6.4

Overall

7.5

Food

6.4

Comfort

7.5

Reviews

1 / 20
6.0
Good

Andrew,June 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.

Boarding

7.7

Crew

8.2

Entertainment

6.4

Overall

7.5

Food

6.4

Comfort

7.5

Reviews

1 / 20
6.0
Good

Andrew,June 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.

Boarding

7.7

Crew

8.2

Entertainment

6.4

Overall

7.5

Food

6.4

Comfort

7.5

Reviews

1 / 20
6.0
Good

Andrew,June 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.

Related info for your journey

Find useful and relevant information for your journey from Cairns to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports do I use to fly from Cairns to Sydney?

    If you wish to fly to Sydney from Cairns, then you need to book flights from Cairns to Sydney Kingsford Smith. There are 32 flights from Cairns (CNS) to Kingsford Smith (SYD) per day to choose from. Flights to Sydney from Cairns are available from 3 different airlines, which means you should have some options if you want to compare airfare deals. 2h 55m is how long a nonstop flight from Cairns to Sydney Kingsford Smith typically takes.

  • How popular is this Cairns to Sydney flight route?

  • What are the cheapest airlines flying from Cairns to Sydney round-trip?

    Currently priced at $199, Jetstar will fly you from Cairns to Sydney and back. In addition to Jetstar, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Virgin Australia for as low as $304. You may be able to fly from Cairns to Sydney for 32% less than the average price by searching for these airlines.

  • What are the most reliable airlines from Cairns to Sydney?

    No one likes to see their flight delayed. When booking a flight from Cairns to Sydney consider choosing Etihad Airways(88%), Singapore Airlines(83%) or Virgin Australia(83%), as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Cairns to Sydney?

    While on average a flight from Cairns to Sydney is generally $263, our data shows the cheapest flight currently is $101. When looking at the most popular route, (Cairns - Sydney Kingsford Smith), you can expect to pay $217 for that flight.

  • Can I find deals for flights from Cairns to Sydney that include hotel bookings?

    Yes. In addition to deals on Cairns to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cairns to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cairns to Sydney.

  • Can I find deals for business class flights from Cairns to Sydney?

    Yes. Cheapflights offers flight deals from Cairns to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cairns to Sydney?

    Currently, May is the cheapest month in which you can book a flight from Cairns to Sydney (average of $129). Flying from Cairns to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Cairns?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Cairns to Sydney on these airlines

Choose from the following airlines for your flight from Cairns to Sydney. Flights are based on user searches made on Cheapflights and were last updated on 2 July 2025.

Top 3 airlines flying from Cairns to Sydney

Discover the top 3 airlines that operate flights from Cairns to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 2 July 2025.
AirlineCheapestAverageFlexibilityOn-time
JetstarCheapest$142Average$289FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
Virgin AustraliaCheapest$147Average$357FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Qantas AirwaysCheapest$208Average$626FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Cairns to Sydney?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Cairns to Sydney. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Cairns to Sydney?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Cairns to Sydney.

Can Cheapflights find flights from Cairns to Sydney with no change fees?

Certainly. Search results for flights to Sydney from Cairns shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Cairns to Sydney become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.