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Cheap flights from Cairns to Singapore from $404

CNS — SIN
6 Oct — 13 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cairns to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from Cairns to Singapore

Tue 13/1010:00 -
1 stop34h 00m
Mon 19/1011:05 -
1 stop33h 25m
Deal found 2/9$917
Fri 16/1018:10 -
1 stop34h 55m
Fri 23/1011:05 -
1 stop19h 40m
Deal found 3/9$932
Mon 23/1106:40 -
1 stop20h 40m
Fri 27/1119:25 -
1 stop32h 20m
Deal found 1/9$937
Mon 19/1019:00 -
1 stop29h 40m
Mon 26/1010:55 -
1 stop19h 35m
Deal found 4/9$962
Sun 18/1018:10 -
1 stop34h 55m
Mon 26/1010:55 -
1 stop19h 35m
Deal found 4/9$973
Tue 20/1006:45 -
1 stop14h 35m
Tue 27/1019:30 -
2 stops35h 05m
Deal found 5/9$981
Mon 19/1018:15 -
Nonstop6h 25m
Mon 26/1008:35 -
Nonstop6h 40m
Deal found 4/9$992

Find flight deals from Cairns to Singapore

Round-trip from

$744

One-way from

$425

Popular in

December

Cheapest in

March

Average price

$1,186

Good round-trip deal

$1,339 or less

Good one-way deal

$841 or less
Jetstar
  • Jetstar
  • 23/1-9/2
  • 2 total stops
  • 48h 45m total
  • Cairns to Singapore
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Singapore Airlines
  • Singapore Airlines
  • 12/10-31/12
  • Nonstop
  • 6h 25m total
  • Cairns to Singapore
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($131 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease ($59 potential savings vs. average return price).
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Average for round-trip flights in September 2026
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Price to beat on a round-trip flight from Cairns to Singapore Changi.
Search Deals
Price to beat on a one-way flight from Cairns to Singapore Changi.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Cairns to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Sat 23/1

18:20-23:05

Nonstop6h 45m

Singapore Changi

Wed 31/12

00:00-02:30

Nonstop0h 00m

$404

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Tue 9/2

18:20-23:05

Nonstop6h 45m

Singapore Changi

Wed 31/12

00:00-02:30

Nonstop0h 00m

$438

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Sun 22/11

09:45-09:55

2 stops26h 10m

Singapore Changi

Wed 31/12

00:00-02:30

Nonstop0h 00m

$588

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Sat 23/1

09:45-18:00

2 stops34h 15m

Singapore Changi

Wed 31/12

00:00-02:30

Nonstop0h 00m

$616

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Wed 24/2

13:50-16:35

1 stop28h 45m

Singapore Changi

Sun 28/2

19:55-22:40

1 stop24h 45m

$1,275

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Sat 26/9

10:45-21:00

1 stop12h 15m

Singapore Changi

Thu 8/10

22:05-10:05

1 stop10h 00m

$1,371

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Sun 18/10

18:55-00:45

2 stops31h 50m

Singapore Changi

Mon 26/10

07:30-08:30

2 stops23h 00m

$1,386

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Wed 24/2

18:20-23:05

Nonstop6h 45m

Singapore Changi

Sun 28/2

08:35-17:15

Nonstop6h 40m

$1,408

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Tue 15/12

07:00-19:30

1 stop14h 30m

Singapore Changi

Sat 2/1

20:40-09:35

1 stop10h 55m

$1,463

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Tue 29/12

07:00-19:30

1 stop14h 30m

Singapore Changi

Wed 20/1

20:40-18:30

1 stop19h 50m

$1,676

Flights are sorted by cheapest return flights first.

Deals found on 3/9

Showing 1-10 of 11 resultsSorted by cheapest first
1
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Best time to book a flight from Cairns to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Cairns with our price prediction graph.
Estimated return price

Cheapflights Insights

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

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

Currently, March is the cheapest month in which you can book a flight from Cairns to Singapore (average of $767). Flying from Cairns to Singapore in December is currently the most expensive (average of $1,475). 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 SIN?

When flying from Cairns to Singapore, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Cairns to Singapore?

Airfare is below average for this route at the moment.

Cairns to Singapore flights typically cost between $1,117 and $1,277 in January.
The cheapest return price found within the last 5 days was $744 on Multiple Airlines (23 Jan–9 Feb).

Reviews of airlines servicing Singapore

Read reviews from past customers who have flown with Singapore Airlines and Qantas Airways from Cairns to Singapore. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,596 reviews
Check prices

Crew

8.6

Boarding

8.3

Overall

8.2

Entertainment

8.1

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.
Singapore Airlines
8.2
Very Good
1,596 reviews
Singapore Airlines
8.2
Very Good
1,596 reviews
Check prices

Crew

8.6

Boarding

8.3

Overall

8.2

Entertainment

8.1

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.
Qantas Airways
7.5
Good
1,090 reviews
Singapore Airlines
8.2
Very Good
1,596 reviews
Check prices

Crew

8.6

Boarding

8.3

Overall

8.2

Entertainment

8.1

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.

Related info for your journey

  • What airports do I use to fly from Cairns to Singapore?

    Booking a flight from Cairns (CNS) to Singapore Changi (SIN) is your only option if you wish to fly from Cairns to Singapore. On a typical day, there are 3 flights from Cairns to Changi, all of which are around 6h 25m for a nonstop flight. You can also purchase a plane ticket from 2 airlines when you book a flight from Cairns to Singapore.

  • How popular is this Cairns to Singapore flight route?

    Flights from Cairns to Singapore Changi have been viewed 1,678 times in the past calendar month.

  • How long is the flight from Cairns to Singapore?

    There are many flights that can get you from Cairns to Singapore in 28h 45m. Fly via Qantas Airways to get the fastest option. The distance from Cairns to Singapore is about 5005 km.

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

    Cheapflights users have booked flights from Cairns to Singapore round-trip from $603. Another airline that can offer you cheap pricing is Qantas Airways. Singapore Airlines is currently priced 41% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Cairns to Singapore one-way?

    For one-way options, check prices for Jetstar. According to our data, you can fly for as low as $317. Users have also found prices from $359 and $376 on Singapore Airlines and Qantas Airways, respectively.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Cairns to Singapore on time: Virgin Australia (96%), SWISS (96%), Lufthansa (96%).

  • What are the cheapest flights from Cairns to Singapore?

    While on average a flight from Cairns to Singapore is generally $1,308, our data shows the cheapest flight currently is $670. When looking at the most popular route, (Cairns - Singapore Changi), you can expect to pay $744 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cairns to Singapore 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 Singapore?

    Currently, March is the cheapest month in which you can book a flight from Cairns to Singapore (average of $767). Flying from Cairns to Singapore in December is currently the most expensive (average of $1,475). 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

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Alternative routes for Cairns to Singapore

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Top 2 airlines flying from Cairns to Singapore

AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$603Average$1,043FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapest$867Average$919FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

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Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Singapore from Cairns today and book when prices fit your budget.

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