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Cheap flights from Cairns to Singapore from $308

CNS — SIN
29 Sep — 6 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

Fri 6/1119:15 -
1 stop16h 40m
Fri 25/1219:25 -
1 stop32h 20m
Deal found 29/8$853
Mon 12/1019:00 -
1 stop16h 55m
Mon 19/1011:05 -
1 stop19h 40m
Deal found 25/8$868
Tue 13/1012:30 -
1 stop31h 30m
Mon 19/1011:05 -
1 stop33h 25m
Deal found 27/8$892
Fri 16/1019:00 -
1 stop10h 50m
Mon 19/1011:05 -
1 stop33h 25m
Deal found 26/8$921
Mon 12/1019:00 -
1 stop16h 55m
Mon 26/1010:55 -
1 stop19h 35m
Deal found 27/8$928
Wed 14/1019:00 -
1 stop20h 15m
Fri 16/1011:05 -
1 stop19h 40m
Deal found 28/8$941
Thu 3/919:10 -
2 stops27h 35m
Thu 10/912:10 -
2 stops32h 15m
Deal found 27/8$966

Find flight deals from Cairns to Singapore

Round-trip from

$853

One-way from

$308

Popular in

December

Cheapest in

March

Average price

$1,276

Good round-trip deal

$1,296 or less

Good one-way deal

$870 or less
Jetstar
  • Jetstar
  • 6/11-25/12
  • 2 total stops
  • 49h 00m total
  • Cairns to Singapore
Search Deals
Jetstar
  • Jetstar
  • 15/1
  • 1 total stop
  • 24h 45m total
  • Cairns to Singapore
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($172 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($63 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
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Price to beat on a round-trip flight from Cairns to Singapore.
Search Deals
Price to beat on a one-way flight from Cairns to Singapore.
Search Deals

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

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Wed 14/10

19:00-03:50

1 stop10h 50m

Singapore Changi

Tue 20/10

02:10-17:25

1 stop13h 15m

$991

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Sun 11/10

18:15-22:40

Nonstop6h 25m

Singapore Changi

Sun 18/10

11:05-19:50

1 stop30h 45m

$1,073

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Fri 6/11

18:20-23:05

Nonstop6h 45m

Singapore Changi

Fri 25/12

08:35-17:15

Nonstop6h 40m

$1,086
Fastest return journey

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Mon 12/10

18:15-22:40

Nonstop6h 25m

Singapore Changi

Mon 19/10

08:30-17:00

Nonstop6h 30m

$1,169

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

$1,283

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

$1,382

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

$1,416
Cheapest one-way
Fastest single journey

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Sat 23/1

18:20-23:05

Nonstop6h 45m

$408

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Mon 25/1

18:20-23:05

Nonstop6h 45m

$410

CairnsSingapore

CNS Cairns - SIN Singapore Changi

CNSSIN

Cairns

Sun 11/10

20:35-18:00

1 stop23h 25m

$414

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 15 resultsSorted by cheapest first
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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 $772). Flying from Cairns to Singapore in December is currently the most expensive (average of $1,483). 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 SG?

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.

Reviews of airlines servicing Singapore

Check out reviews from past customers who have flown with Singapore Airlines and Qantas Airways from Cairns to Singapore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,589 reviews
Check prices

Comfort

8.0

Overall

8.2

Entertainment

8.1

Food

7.8

Boarding

8.3

Crew

8.6

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
1,589 reviews
Singapore Airlines
8.2
Very Good
1,589 reviews
Check prices

Comfort

8.0

Overall

8.2

Entertainment

8.1

Food

7.8

Boarding

8.3

Crew

8.6

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
1,087 reviews
Singapore Airlines
8.2
Very Good
1,589 reviews
Check prices

Comfort

8.0

Overall

8.2

Entertainment

8.1

Food

7.8

Boarding

8.3

Crew

8.6

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 airport do you fly from for flights from Cairns to Singapore?

    Located just 4.4 km from the city centre, Cairns (CNS) is the airport most travellers will use when flying to Singapore from Cairns.

  • How popular is this Cairns to Singapore flight route?

    Flights from Cairns to Singapore 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 6h 45m. Fly via Singapore Airlines to get the fastest option. The distance from Cairns to Singapore is about 5005 km. Most flights are nonstop.

  • 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 $319. Users have also found prices from $361 and $379 on Singapore Airlines and Qantas Airways, respectively.

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

    Consider Virgin Australia (98%), SWISS (98%) or Lufthansa (98%) when booking your flight. These represent the most reliable airlines when flying from Cairns to Singapore.

  • What are the cheapest flights from Cairns to Singapore?

    On average you can expect to pay $1,303 for a flight from Cairns to Singapore. The cheapest flight overall is $700 while the most popular route, (Cairns - Singapore Changi) is currently priced at $855.

  • 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 $772). Flying from Cairns to Singapore in December is currently the most expensive (average of $1,483). 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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Top 2 airlines flying from Cairns to Singapore

AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$606Average$1,038FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapest$872Average$924FlexibilityNo 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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