S$421 Cheap Flights from Cairns to Singapore

View S$421 flight on Sun, 26 Jul, 2026Opens in a new window

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

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Cheap Flights from Cairns to Singapore (CNS-SIN)

Prices were available within the past 7 days and start at S$421 for one-way flights and S$873 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Niugini
Mon, 15 Jun - Thu, 25 Jun
CNS
Cairns
SIN
Singapore
S$873 Return, found 4 days ago
S$873
Return
found 4 days ago
Select Air Niugini flight, departing Mon, 15 Jun from Cairns to Singapore, returning Thu, 25 Jun, priced at S$873 found 4 days ago
Air Niugini
Wed, 5 Aug - Sat, 15 Aug
CNS
Cairns
SIN
Singapore
S$875 Return, found 4 days ago
S$875
Return
found 4 days ago
Select Air Niugini flight, departing Wed, 5 Aug from Cairns to Singapore, returning Sat, 15 Aug, priced at S$875 found 4 days ago
Air Niugini
Mon, 15 Jun - Thu, 25 Jun
CNS
Cairns
SIN
Singapore
S$878 Return, found 4 days ago
S$878
Return
found 4 days ago
Select Air Niugini flight, departing Mon, 15 Jun from Cairns to Singapore, returning Thu, 25 Jun, priced at S$878 found 4 days ago
Air Niugini
Mon, 25 May - Mon, 1 Jun
CNS
Cairns
SIN
Singapore
S$883 Return, found 1 day ago
S$883
Return
found 1 day ago
Select Air Niugini flight, departing Mon, 25 May from Cairns to Singapore, returning Mon, 1 Jun, priced at S$883 found 1 day ago
Singapore Airlines
Sun, 10 May - Mon, 18 May
CNS
Cairns
SIN
Singapore
S$886 Return, found 5 days ago
S$886
Return
found 5 days ago
Select Singapore Airlines flight, departing Sun, 10 May from Cairns to Singapore, returning Mon, 18 May, priced at S$886 found 5 days ago
Singapore Airlines
Sun, 17 May - Mon, 25 May
CNS
Cairns
SIN
Singapore
S$889 Return, found 2 days ago
S$889
Return
found 2 days ago
Select Singapore Airlines flight, departing Sun, 17 May from Cairns to Singapore, returning Mon, 25 May, priced at S$889 found 2 days ago
Singapore Airlines
Mon, 25 May - Mon, 1 Jun
CNS
Cairns
SIN
Singapore
S$895 Return, found 1 day ago
S$895
Return
found 1 day ago
Select Singapore Airlines flight, departing Mon, 25 May from Cairns to Singapore, returning Mon, 1 Jun, priced at S$895 found 1 day ago
Air Niugini
Mon, 15 Jun - Thu, 25 Jun
CNS
Cairns
SIN
Singapore
S$904 Return, found 4 days ago
S$904
Return
found 4 days ago
Select Air Niugini flight, departing Mon, 15 Jun from Cairns to Singapore, returning Thu, 25 Jun, priced at S$904 found 4 days ago
Qantas Airways
Mon, 4 May - Mon, 25 May
CNS
Cairns
SIN
Singapore
S$1,004 Return, found 5 days ago
S$1,004
Return
found 5 days ago
Select Qantas Airways flight, departing Mon, 4 May from Cairns to Singapore, returning Mon, 25 May, priced at S$1,004 found 5 days ago
British Airways
Sun, 7 Jun - Fri, 12 Jun
CNS
Cairns
SIN
Singapore
S$1,644 Return, found 6 days ago
S$1,644
Return
found 6 days ago
Select British Airways flight, departing Sun, 7 Jun from Cairns to Singapore, returning Fri, 12 Jun, priced at S$1,644 found 6 days ago

Alternative airports near Singapore

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Changi SIN. Cheapest option available. Average driving time to city centre is 18 minutes. Flights from S$1,156
SIN
Changi
Cheapest
Average driving time to city centre18 min
Flights from S$1,156

Frequently asked questions

How much is a flight from Cairns Intl. Airport (CNS) to Singapore Airport?
The lowest price advertised for a round-trip flight between CNS and Changi Airport (SIN) is S$873. But you better get moving. This price is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Cairns Intl. Airport (CNS) to Changi Airport?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from CNS to Singapore Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Cairns Airport to Changi Airport (SIN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Cairns Intl. Airport (CNS) to Singapore Airport?
The distance is around 5,000 kilometres, so fill your carry-on luggage with everything you need to make the long journey comfortable. Wondering what to take on board your Cairns to Singapore flight? A travel pillow, earplugs and a sleep mask are among the essentials.
Which airlines fly direct from Cairns Airport to Changi Airport?
If you're looking to fly straight from Cairns Intl. Airport (CNS) to Singapore Airport, Singapore Airlines (SQ) is an excellent choice. It operates 13 flights each month between Cairns and Singapore.
Are Cairns Airport to SIN flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes pick up a bargain, with some super cheap airfares from Cairns Intl. Airport (CNS) to SIN popping up a few weeks before the departure date. If you'd rather book ahead, Expedia compares and updates all the best flight deals regularly — as early as 12 months in advance in some cases. It depends on the carrier though, as not every airline advertises prices so far in advance.

Travel information

Origin airport
Cairns Intl.
Destination airport
Changi
Airlines serving
Air Niugini, Qantas Airways, Singapore Airlines
Return price
S$872
Distance
4978 km
Average flight time
6 hours 25 mins

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