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Cheap flights from Cairns to Ko Samui from $1,880

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

Cheap flight deals from Cairns to Ko Samui

Enter your travel dates to find the best prices.

Best flights from Cairns to Ko Samui

Wed 24/218:20 -
1 stop25h 50m
Sat 27/208:55 -
1 stop29h 20m
Deal found 2/9$1,880
Wed 24/215:40 -
2 stops32h 25m
Sat 27/213:25 -
2 stops18h 30m
Deal found 2/9$2,251

Find flight deals from Cairns to Ko Samui

Round-trip from

$1,880
Singapore Airlines
  • Singapore Airlines
  • 24/2-27/2
  • 2 total stops
  • 55h 10m total
  • Cairns to Ko Samui
Search Deals

Cheapflights Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight

CairnsKo Samui

CNS Cairns - USM Ko Samui

CNSUSM

Cairns

Wed 24/2

18:20-17:10

1 stop25h 50m

Ko Samui

Sat 27/2

08:55-17:15

1 stop29h 20m

$1,880
Fastest return journey

CairnsKo Samui

CNS Cairns - USM Ko Samui

CNSUSM

Cairns

Wed 24/2

15:40-21:05

2 stops32h 25m

Ko Samui

Sat 27/2

13:25-10:55

2 stops18h 30m

$2,251

Flights are sorted by cheapest return flights first.

Deals found on 2/9

Sorted by cheapest first

Best time to book a flight from Cairns to Ko Samui

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

Reviews of airlines servicing Ko Samui

See what other customers who have flown with Singapore Airlines from Cairns to Ko Samui have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,593 reviews
Check prices

Boarding

8.3

Overall

8.2

Crew

8.6

Food

7.8

Entertainment

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Singapore Airlines
8.2
Very Good
1,593 reviews
Singapore Airlines
8.2
Very Good
1,593 reviews
Check prices

Boarding

8.3

Overall

8.2

Crew

8.6

Food

7.8

Entertainment

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Related info for your journey

  • How long is the flight from Cairns to Ko Samui?

    For as low as $1,880, Singapore Airlines can have you in Ko Samui from Cairns in 25h 50m. The distance from Cairns to Ko Samui is about 5816 km.

  • What is the cheapest airline to fly from Cairns to Ko Samui round-trip?

    Singapore Airlines, at $1,305, was found to be the cheapest airline from Cairns to Ko Samui..

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

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

  • How can I find direct flights from Cairns to Ko Samui?

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

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

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

See more FAQs

Travelling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Tao
Ko Pha Ngan

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Cairns to Ko Samui

AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$1,305Average$1,612FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

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

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