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Cheap flights from Siem Reap Angkor to Sihanoukville

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Compare Siem Reap Angkor to Sihanoukville flight deals

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Flight deals from Siem Reap Angkor to Sihanoukville

Looking for a cheap last-minute deal or the best round-trip flight from Siem Reap Angkor to Sihanoukville? Find the lowest prices on one-way and round-trip tickets right here.
Sihanoukville.C$159 per passenger.Departing Sun, Apr 27, returning Thu, May 1.Round-trip flight with Cambodia Angkor Air.Outbound direct flight with Cambodia Angkor Air departing from Siem Reap Angkor on Sun, Apr 27, arriving in Sihanoukville.Inbound direct flight with Cambodia Angkor Air departing from Sihanoukville on Thu, May 1, arriving in Siem Reap Angkor.Price includes taxes and charges.From C$159, select.
Sihanoukville.C$159 per passenger.Departing Fri, May 23, returning Fri, May 30.Round-trip flight with Cambodia Angkor Air.Outbound direct flight with Cambodia Angkor Air departing from Siem Reap Angkor on Fri, May 23, arriving in Sihanoukville.Inbound direct flight with Cambodia Angkor Air departing from Sihanoukville on Fri, May 30, arriving in Siem Reap Angkor.Price includes taxes and charges.From C$159, select.
Sihanoukville.C$281 per passenger.Departing Thu, Mar 27, returning Thu, Apr 3.Round-trip flight with Cambodia Angkor Air.Outbound direct flight with Cambodia Angkor Air departing from Siem Reap Angkor on Thu, Mar 27, arriving in Sihanoukville.Inbound direct flight with Cambodia Angkor Air departing from Sihanoukville on Thu, Apr 3, arriving in Siem Reap Angkor.Price includes taxes and charges.From C$281, select.
Sihanoukville.C$296 per passenger.Departing Sat, Apr 19, returning Fri, Apr 25.Round-trip flight with Cambodia Angkor Air.Outbound direct flight with Cambodia Angkor Air departing from Siem Reap Angkor on Sat, Apr 19, arriving in Sihanoukville.Inbound direct flight with Cambodia Angkor Air departing from Sihanoukville on Fri, Apr 25, arriving in Siem Reap Angkor.Price includes taxes and charges.From C$296, select.
Sihanoukville.C$299 per passenger.Departing Fri, Dec 26, returning Sun, Jan 11.Round-trip flight with Cambodia Angkor Air.Outbound direct flight with Cambodia Angkor Air departing from Siem Reap Angkor on Fri, Dec 26, arriving in Sihanoukville.Inbound direct flight with Cambodia Angkor Air departing from Sihanoukville on Sun, Jan 11, arriving in Siem Reap Angkor.Price includes taxes and charges.From C$299, select.
Sihanoukville.C$322 per passenger.Departing Mon, Nov 10, returning Thu, Nov 13.Round-trip flight with Cambodia Angkor Air.Outbound direct flight with Cambodia Angkor Air departing from Siem Reap Angkor on Mon, Nov 10, arriving in Sihanoukville.Inbound direct flight with Cambodia Angkor Air departing from Sihanoukville on Thu, Nov 13, arriving in Siem Reap Angkor.Price includes taxes and charges.From C$322, select.
Sihanoukville.C$393 per passenger.Departing Sun, Mar 23, returning Sun, Mar 30.Round-trip flight with Cambodia Angkor Air.Outbound direct flight with Cambodia Angkor Air departing from Siem Reap Angkor on Sun, Mar 23, arriving in Sihanoukville.Inbound direct flight with Cambodia Angkor Air departing from Sihanoukville on Sun, Mar 30, arriving in Siem Reap Angkor.Price includes taxes and charges.From C$393, select.
Sihanoukville.C$522 per passenger.Departing Sun, Jul 27, returning Wed, Jul 30.Round-trip flight with AirAsia.Outbound indirect flight with AirAsia, departing from Siem Reap Angkor on Sun, Jul 27, arriving in Sihanoukville.Inbound indirect flight with AirAsia, departing from Sihanoukville on Wed, Jul 30, arriving in Siem Reap Angkor.Price includes taxes and charges.From C$522, select.

Find the cheapest month to fly from Siem Reap Angkor to Sihanoukville

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Siem Reap Angkor to Sihanoukville flights are currently cheapest in May.
Mar
from C$393
Apr
from C$296
May
from C$159
Jun
from C$770
Jul
from C$522
Aug
Find prices
Sep
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Oct
from C$703
Nov
from C$322
Dec
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Jan
from C$602
Feb
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Direct flights from Siem Reap Angkor to Sihanoukville

Siem Reap Angkor to Sihanoukville: Alternative routes

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

Siem Reap to Sihanoukville: Flight information

The things to know before you go.
Cheapest flight foundC$159
Cheapest month to flyMay
Average flight time1 hr, 8 mins
Most popular airlineCambodia Angkor Air
Average flights per week15

Finding cheap flights from Siem Reap Angkor to Sihanoukville: Frequently asked questions

The best price we found for a round-trip flight from Siem Reap Angkor to Sihanoukville is C$159. 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.
1 hour and 8 minutes is the average flight time from Siem Reap Angkor to Sihanoukville.
Cambodia Angkor Air and Vietnam Airlines fly direct from Siem Reap Angkor to Sihanoukville.
There are 15 flights per week flying from Siem Reap Angkor to Sihanoukville, as of March 2025.
The cheapest month to fly from Siem Reap Angkor to Sihanoukville is usually March 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Siem Reap Angkor Airport to Sihanoukville Airport on Friday, May 23, 2025.
Yes – the average flight time is 1 hour and 8 minutes.
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.
Currently, Cambodia Angkor Air offers the cheapest flight tickets to Sihanoukville.

Flying from Siem Reap-Ankor International Airport (SAI) to Sihanouk International Airport (KOS): what you need to know

  • Expect to be in the air for 1 hour 5 minutes. On average, that's the time it takes for a direct flight from Siem Reap-Ankor International Airport to Sihanouk International Airport. Siem Reap and Sihanoukville share the same timezone (UTC+7).

  • There are 94 flights from Siem Reap-Ankor International Airport to Sihanouk International Airport each week. Choose the 09:15 flight if you want to get going as early as possible. If you'd like to make the most of your day before leaving, the last flight from SAI to KOS is 19:45.

  • Be prepared for longer queues in popular months such as August and other peak seasons. Arriving up to fours hours ahead of an international flight and two hours for domestic departures is a smart move.

  • Traveling to Sihanoukville (and seeing more of Cambodia!) is simple with Cambodia Angkor Air. This popular carrier has direct flights from Siem Reap-Ankor International Airport to Sihanouk International Airport.

  • Pick a stopover if you'd like to break up your flight from Siem Reap-Ankor International Airport to Sihanouk International Airport. To see your options, just uncheck 'Direct flights only.' Tan Son Nhat International Airport is a top stopover on the SAI to KOS route.

  • Once you've found cheap ticket from SAI to KOS, get your travel documents in order. A passport or visa isn't necessary since you're traveling within Cambodia. As long as you have some other proof of identity, like a driver's license or an ID card, you're good to go.

How to find the cheapest flights from Siem Reap-Ankor International Airport (SAI) to Sihanouk International Airport (KOS)

  • The lowest price we've found for a one-way ticket from Siem Reap-Ankor International Airport to Sihanouk International Airport is C$91. For a return flight on this route, the best price is C$159. Depending on the availability and when you book, these fares could change.

  • Score cheap flight tickets from SAI to KOS by booking 9 months ahead. Based on our research, that's the sweet spot for picking up a bargain.

  • May is the cheapest month for flight tickets from Siem Reap-Ankor International Airport to Sihanouk International Airport. If you're looking to fly at a different time of year, the 'Whole month' tool will show you the lowest airfares across every month.

  • Create a Price Alert for cheap flight tickets from SAI to KOS. There's no need to search every day to find out if airfares have fallen. We'll update you when there's a change in price.

  • Take advantage of filters to find the best journey for you. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Siem Reap-Ankor International Airport to Sihanouk International Airport, use the 'Sort by' tool. You can also filter by arrival and departure times, airline, and number of stops.

Handy information about Siem Reap-Ankor International Airport (SAI)

  • Siem Reap-Ankor International Airport is around 48 kilometres from central Siem Reap. If you're ride-sharing, catching a cab or driving from the center, it'll take you 59 minutes or so to get there, depending on the traffic.

  • Booking a hotel room for the night can take the hassle out of reaching the airport on time. If you're looking for a place to stay before your flight from Siem Reap-Ankor International Airport to Sihanouk International Airport, have a look at Chansor Community Homestay 18. It's a quick drive from SAI.

Arriving at Sihanouk International Airport (KOS)

  • Hop off your flight from Siem Reap-Ankor International Airport to Sihanouk International Airport and hop into your hotel bed soon after. If you need a convenient option a short journey from KOS, make your way to Sihanouk City View Condominium.

Getting from Sihanouk International Airport (KOS) to central Sihanoukville

  • From Sihanouk International Airport, Sihanoukville is approximately 24 kilometres away. It takes around 45 minutes to reach the center driving.

When to fly to Sihanouk International Airport (KOS)

  • August is the busiest month for flights from Siem Reap-Ankor International Airport to Sihanouk International Airport. To steer clear of the crowds, visit Sihanoukville in April.

  • When booking your flight from Siem Reap-Ankor International Airport to Sihanouk International Airport, consider the kind of weather you enjoy. May is the warmest month in Sihanoukville, with the temperature ranging from 25ºC to 31ºC.

  • If you like traveling in cooler conditions, search for a cheap ticket from SAI to KOS in January. Temperatures average between 23ºC and 29ºC then.

More about Sihanoukville

  • As soon as you've locked in your flights from SAI to KOS, you'll need to find a place to stay in Sihanoukville. Make one of these options your base for exploring this city:

  • There are so many things to discover in this city it can be hard to work out where to begin. Ochheuteal Beach, Wat Leu Temple and Wat Krom Temple are leading attractions which should be on any good Sihanoukville itinerary.

Complete your Sihanoukville trip with hotels and a car rental

  • Comparing flights is not the only thing we do. Once you've secured your cheap ticket to Sihanouk International Airport, browse our car rental deals that'll give you the flexibility and freedom to travel around at your own pace. Then, take a look at our exclusive rates for hotels to find the ideal Sihanoukville stay.

Plan the rest of your trip from Siem Reap to Sihanoukville

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