$222 Cheap Flights from Cairns (CNS) to Singapore (SIN)

View $222 flight on Thu, Oct 16, 2025Opens in a new window

Popular airlines from Cairns Intl. Airport (CNS) to Singapore Changi Airport (SIN)

Cheap Flights from Cairns to Singapore (CNS-SIN)

Prices were available within the past 7 days and start at $222 for one-way flights and $539 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Fri, May 8 - Fri, May 15
CNS
Cairns
SIN
Singapore
$539 Roundtrip, found 5 days ago
$539
Roundtrip
found 5 days ago
Select Singapore Airlines flight, departing Fri, May 8 from Cairns to Singapore, returning Fri, May 15, priced at $539 found 5 days ago
Qantas Airways
Tue, Aug 26 - Fri, Aug 29
CNS
Cairns
SIN
Singapore
$546 Roundtrip, found 5 days ago
$546
Roundtrip
found 5 days ago
Select Qantas Airways flight, departing Tue, Aug 26 from Cairns to Singapore, returning Fri, Aug 29, priced at $546 found 5 days ago
Qantas Airways
Fri, May 8 - Fri, May 15
CNS
Cairns
SIN
Singapore
$549 Roundtrip, found 5 days ago
$549
Roundtrip
found 5 days ago
Select Qantas Airways flight, departing Fri, May 8 from Cairns to Singapore, returning Fri, May 15, priced at $549 found 5 days ago
Qantas Airways
Thu, Aug 14 - Tue, Aug 19
CNS
Cairns
SIN
Singapore
$552 Roundtrip, found 6 days ago
$552
Roundtrip
found 6 days ago
Select Qantas Airways flight, departing Thu, Aug 14 from Cairns to Singapore, returning Tue, Aug 19, priced at $552 found 6 days ago
Qantas Airways
Tue, Aug 26 - Fri, Aug 29
CNS
Cairns
SIN
Singapore
$559 Roundtrip, found 5 days ago
$559
Roundtrip
found 5 days ago
Select Qantas Airways flight, departing Tue, Aug 26 from Cairns to Singapore, returning Fri, Aug 29, priced at $559 found 5 days ago
Qantas Airways
Fri, May 8 - Fri, May 15
CNS
Cairns
SIN
Singapore
$561 Roundtrip, found 5 days ago
$561
Roundtrip
found 5 days ago
Select Qantas Airways flight, departing Fri, May 8 from Cairns to Singapore, returning Fri, May 15, priced at $561 found 5 days ago
Qantas Airways
Tue, Aug 26 - Fri, Aug 29
CNS
Cairns
SIN
Singapore
$564 Roundtrip, found 5 days ago
$564
Roundtrip
found 5 days ago
Select Qantas Airways flight, departing Tue, Aug 26 from Cairns to Singapore, returning Fri, Aug 29, priced at $564 found 5 days ago
Qantas Airways
Tue, Sep 16 - Tue, Sep 23
CNS
Cairns
SIN
Singapore
$566 Roundtrip, found 4 days ago
$566
Roundtrip
found 4 days ago
Select Qantas Airways flight, departing Tue, Sep 16 from Cairns to Singapore, returning Tue, Sep 23, priced at $566 found 4 days ago
Air Niugini
Wed, May 20 - Thu, Jun 4
CNS
Cairns
SIN
Singapore
$814 Roundtrip, found 2 days ago
$814
Roundtrip
found 2 days ago
Select Air Niugini flight, departing Wed, May 20 from Cairns to Singapore, returning Thu, Jun 4, priced at $814 found 2 days ago
British Airways
Fri, May 8 - Fri, May 15
CNS
Cairns
SIN
Singapore
$1,015 Roundtrip, found 5 days ago
$1,015
Roundtrip
found 5 days ago
Select British Airways flight, departing Fri, May 8 from Cairns to Singapore, returning Fri, May 15, priced at $1,015 found 5 days ago
Flights from Cairns (CNS) to Singapore (SIN)
Origin airport
Cairns Intl.
Destination airport
Changi
Roundtrip price
$539
Distance
3111 mi
Average flight time
6 hours 25 mins

Cairns to Singapore Flights

The cheapest times to fly from Cairns to Singapore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Cairns to Singapore are during the month of May. You can find some of the cheapest flights from Cairns to Singapore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cairns to Singapore

Sunday is one of the best days to book for cheap flights from Cairns to Singapore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Cairns to Singapore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Cairns to Singapore in 2025. You can also book with separate airlines for your outbound and return journeys, from $222 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Cairns to Singapore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Cairns to Singapore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Cairns Intl. Airport (CNS) to Changi Airport (SIN) cost?
Lock in a cheap one-way flight from $222 or cheap return flight from $539 from Cairns Intl. Airport (CNS) to Changi Airport (SIN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Cairns Intl. Airport (CNS) to Changi Airport (SIN)?
The cheapest month to fly from CNS to SIN is May, when demand is low. Off-peak months are often when you'll find lower airfares between these airports.
Which airlines fly direct from Cairns Intl. Airport (CNS) to Changi Airport (SIN)?
When heading out of Cairns Intl. Airport (CNS), you can hop on a direct flight to Changi Airport (SIN) with Singapore Airlines.
What is the cheapest airline that flies from Cairns Intl. Airport (CNS) to Changi Airport (SIN)?
While prices can change depending on your travel dates, budget airlines like ANA and Virgin Australia are often the most affordable options for flights between Cairns Intl. Airport (CNS) and Changi Airport (SIN). Use Expedia's search tool to compare carriers and find the one that has the lowest fare for your CNS to SIN flight.
How many flights per day from Cairns Intl. Airport (CNS) to Changi Airport (SIN)?
On average, there are 4 direct flights taking off from Cairns Intl. Airport (CNS) to Changi Airport (SIN) every week. If you can't find one that fits your schedule, think about taking a flight with a layover. Filter your search on Expedia to include one or two stops and opt for the next best option.
What are the most popular departure times for flights from Cairns Intl. Airport (CNS) to Changi Airport (SIN)?
The 6 PM departures from CNS to SIN are typically the busiest. Greater demand means you'll likely pay more for these departures. If you're looking to save, choose a less crowded time to fly.
What day of the week has the most flights from CNS to SIN?
Jet off on a Friday if you're after the largest selection of flights from Cairns Intl. Airport (CNS) to Changi Airport (SIN).
What is the earliest flight from Cairns Intl. Airport (CNS) to Changi Airport (SIN)?
Hop on the earliest flight at around 6:35PM UTC+10, departing from Cairns Intl. Airport (CNS). You'll be flying for approximately 6h 20m, arriving at Changi Airport (SIN) at approximately 10:55PM UTC+8.
How long does it take to fly from Cairns Intl. Airport (CNS) to Changi Airport (SIN)?
The average flight time from CNS to SIN is 6 hours and 20 minutes, covering a total distance of 3,100 mi.
What airline has the least delays from CNS to SIN?
Consider traveling with Virgin Australia if you'd like to fly straight from Cairns Intl. Airport (CNS) to Changi Airport (SIN) without any delays. This carrier has the strongest track record for punctuality, with an on-time score of 84%. Want real-time updates? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Cairns Intl. Airport (CNS) to Changi Airport (SIN)?
To land at Changi Airport (SIN) on time, select a flight that leaves Cairns Intl. Airport (CNS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Singapore from Cairns Intl. Airport (CNS)?
Explore your flight options from Cairns Intl. Airport (CNS) to Changi Airport (SIN). This is the only airport in Singapore you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Cairns Intl. Airport (CNS) to Changi Airport (SIN) last-minute?
Waiting until right before your break to book your flight from CNS to SIN often results in higher prices. While you might find some last-minute deals, they're not always guaranteed. Keep your travel plans flexible for a better chance of scoring a bargain.
Is it cheaper to book a CNS to SIN flight and hotel package?
You'll typically save money by booking a CNS to SIN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. Once you've chosen your ideal flights and accommodations, consider adding extras including tours, activities and car rentals.
Can I cancel or change the date of my flight from Cairns Intl. Airport (CNS) to Changi Airport (SIN)?
If you reserved your CNS to SIN flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.