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Cheap Flights from Singapore to Sihanoukville

Compare Singapore to Sihanoukville flight deals

Find the cheapest month or even day of the year to fly to Sihanoukville

Book the best Sihanoukville fare with no extra fees

Flight deals from Singapore to Sihanoukville

Looking for a cheap last-minute deal or the best return flight from Singapore to Sihanoukville Airport? If you want to travel next month, return fares start from R 6,051. Find the lowest prices on one-way and return tickets right here.
Sihanoukville.R 2,596 per passenger.Departing Tue, 14 Jul.One-way flight with AirAsia.Outbound indirect flight with AirAsia, departs from Singapore Changi on Tue, 14 Jul, arriving in Sihanoukville.Price includes taxes and charges.From R 2,596, select.
Sihanoukville.R 2,702 per passenger.Departing Wed, 20 May.One-way flight with AirAsia.Outbound indirect flight with AirAsia, departs from Singapore Changi on Wed, 20 May, arriving in Sihanoukville.Price includes taxes and charges.From R 2,702, select.
Sihanoukville.R 2,708 per passenger.Departing Tue, 12 Jan.One-way flight with AirAsia.Outbound indirect flight with AirAsia, departs from Singapore Changi on Tue, 12 Jan, arriving in Sihanoukville.Price includes taxes and charges.From R 2,708, select.
Sihanoukville.R 2,784 per passenger.Departing Sun, 23 Aug.One-way flight with AirAsia.Outbound indirect flight with AirAsia, departs from Singapore Changi on Sun, 23 Aug, arriving in Sihanoukville.Price includes taxes and charges.From R 2,784, select.
Sihanoukville.R 3,059 per passenger.Departing Sun, 28 Feb.One-way flight with AirAsia.Outbound indirect flight with AirAsia, departs from Singapore Changi on Sun, 28 Feb, arriving in Sihanoukville.Price includes taxes and charges.From R 3,059, select.
Sihanoukville.R 3,199 per passenger.Departing Thu, 23 Apr.One-way flight with AirAsia.Outbound indirect flight with AirAsia, departs from Singapore Changi on Thu, 23 Apr, arriving in Sihanoukville.Price includes taxes and charges.From R 3,199, select.
Sihanoukville.R 3,228 per passenger.Departing Fri, 12 Jun.One-way flight with AirAsia.Outbound indirect flight with AirAsia, departs from Singapore Changi on Fri, 12 Jun, arriving in Sihanoukville.Price includes taxes and charges.From R 3,228, select.
Sihanoukville.R 3,503 per passenger.Departing Thu, 3 Sep.One-way flight with AirAsia.Outbound indirect flight with AirAsia, departs from Singapore Changi on Thu, 3 Sep, arriving in Sihanoukville.Price includes taxes and charges.From R 3,503, select.
Sihanoukville.R 3,557 per passenger.Departing Fri, 6 Nov.One-way flight with AirAsia.Outbound indirect flight with AirAsia, departs from Singapore Changi on Fri, 6 Nov, arriving in Sihanoukville.Price includes taxes and charges.From R 3,557, select.
Sihanoukville.R 3,588 per passenger.Departing Mon, 12 Oct.One-way flight with Scoot.Outbound indirect flight with Scoot, departs from Singapore Changi on Mon, 12 Oct, arriving in Sihanoukville.Price includes taxes and charges.From R 3,588, select.
Sihanoukville.R 4,222 per passenger.Departing Fri, 18 Dec.One-way flight with AirAsia.Outbound indirect flight with AirAsia, departs from Singapore Changi on Fri, 18 Dec, arriving in Sihanoukville.Price includes taxes and charges.From R 4,222, select.

Find the cheapest month to fly from Singapore to Sihanoukville

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Singapore to Sihanoukville flights are currently cheapest in July.
Apr
from R 3,199
May
from R 2,702
Jun
from R 3,228
Jul
from R 2,596
Aug
from R 2,784
Sep
from R 3,503
Oct
from R 3,588
Nov
from R 3,557
Dec
from R 4,222
Jan
from R 2,708
Feb
from R 3,059
Mar
Find prices

Singapore to Sihanoukville: Alternative routes

Compare routes from Singapore to Sihanoukville below. You may find an airport to fly into that's cheaper, faster, or easier than Sihanoukville.

Sihanoukville

4km from central Sihanoukville
ClosestCheapest
from R 2,596
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Singapore to Sihanoukville: Flight information

The things to know before you go.
Cheapest flight foundR 2,596
Cheapest month to flyJuly

Finding cheap flights from Singapore to Sihanoukville: Frequently asked questions

The best price we found for a return flight from Singapore to Sihanoukville is R 5,567. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Singapore to Sihanoukville. But we found flights with one stop from R 5,567.
As of April 2026, there are no flights flying from Singapore to Sihanoukville.
The cheapest month to fly from Singapore to Sihanoukville is usually July.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Singapore to Sihanoukville Airport on Wednesday, 15 July 2026.
No airlines currently offer direct flights between Singapore and Sihanoukville Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sihanoukville but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sihanoukville is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Sihanoukville is AirAsia .

Travelling from Singapore to Sihanoukville International Airport (KOS): What you need to know

  • Sihanoukville International Airport is located in Sihanoukville. The city operates on the UTC+7 timezone and is one hour behind Singapore.

  • Give yourself plenty of time to catch your flight from Singapore to KOS. Generally, it's best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Popular months like February or other busy periods mean longer lines and potential delays. Get a head start by arriving at the airport even earlier. Plan for at least four hours ahead of an international flight and two hours before domestic departures.

Airports in Singapore

Singapore Changi Airport (SIN)

  • Stopovers are the perfect opportunity to take a travel break and maybe even visit a new city. When browsing cheap flights from Singapore to KOS departing from Singapore Changi Airport (SIN), deselect the 'Direct flights only' box to discover where you can stop along the way. Top options include:

    • Kuala Lumpur International Airport (KUL)

    • Ho Chi Minh Tan Son Nhat International Airport (SGN)

    • Siem Reap Angkor Airport (SAI)

  • SIN is around 19 kilometres from central Singapore. If you're ride-sharing, catching a taxi or driving from the centre, it'll take you 25 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the travel time to be around 40 minutes.

  • In search of a convenient hotel near Singapore Changi Airport? If you've booked an early flight from Singapore to Sihanoukville International Airport, these accommodation options will have you sleeping moments from your departure gate:

  • 69% of flights taking off from Singapore Changi Airport land at their destination on time.

About Sihanoukville International Airport (KOS)

  • Arriving on a late flight from Singapore to Sihanoukville International Airport? Grab your luggage and go straight to the comfort of a hotel near KOS. Epppping and Chhay Ing Guesthouse will have you turning out the lights sooner.

Getting from Sihanoukville International Airport (KOS) to central Sihanoukville

  • The centre of Sihanoukville is around 14 kilometres from Sihanoukville International Airport. Journey times by car hire or taxi will vary based on time of day, so do a little research ahead of time.

  • If you're travelling on public transport, expect a journey of around 35 minutes.

How to find the cheapest flights from Singapore to Sihanoukville International Airport (KOS)

  • R 2,596 is currently the best price for a one-way ticket from Singapore to Sihanoukville International Airport. A return flight starts at R 5,567. These fares may change based on availability.

  • Don't leave things to the last moment. You're more likely to find cheap flights from Singapore to KOS if you book ahead. Airlines often have some fantastic early bird rates.

  • If you can be flexible with your travel dates, try using the 'Whole month' search tool. It'll show you the cheapest price across each month when searching for your Singapore to Sihanoukville International Airport ticket.

  • There's no need to check back in every day to find out if prices have dropped when you create a Price Alert. We'll let you know as soon as there's a better deal on plane tickets from Singapore to KOS.

  • Filters make it easier to dig up a deal for your flight from Singapore to Sihanoukville International Airport. Choose the flight times, carriers and stops that check all your boxes. Then sort the results by 'Cheapest' to find the most affordable option fast.

The best time to fly from Singapore to Sihanoukville International Airport (KOS)

  • April is the quietest month for flights from Singapore to Sihanoukville International Airport (KOS), while November is the most popular. Work out the ideal time to visit Sihanoukville based on whether you prefer a lively atmosphere or a more laid-back vibe.

  • Book a Singapore to KOS plane ticket departing in May if you want to visit the city during its warmest month. You can expect temperatures in Sihanoukville to range from 25ºC (77ºF) to 31ºC (88ºF).

  • Search for cheap tickets from Singapore to Sihanoukville International Airport in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between 23ºC (73ºF) and 29ºC (84ºF).

More about Sihanoukville

  • Start your Sihanoukville trip off on the right foot by choosing the perfect place to stay. As soon as you've booked your flight from Singapore to Sihanoukville International Airport, explore our range of hotels including:

  • Otres Beach and Independence Beach are just a couple of the leading attractions to add to your Sihanoukville travel itinerary. Keep the momentum going by heading to Sokha Beach.

Explore more of Cambodia

  • Sihanoukville is easy to fall in love with, but there are so many other parts of Cambodia just waiting to be discovered. About 177 kilometres northeast of Sihanoukville, a visit to Phnom Penh will fill your itinerary to the brim. Start with attractions like Royal Palace, Genocide museum and Moonlight Pavilion.

  • Around 290 kilometres north of Sihanoukville, Battambang is another essential stop in Cambodia. Experience this destination's highlights firsthand at Phare Ponleu Selpak, Battambang Day Tour and Phnom Sampeau.

Plan the rest of your trip from Singapore to Sihanoukville

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.