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Cheap flights from Siem Reap to Krong Preah Sihanouk from R1 251

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Siem Reap to Krong Preah Sihanouk

Cheap return flights

Enter your travel dates to find the best prices.
Cambodia Angkor Air Logo
9:25 - 10:30SAI  Siem Reap–Angkor Intl-KOS Krong Preah Sihanouk Sihanoukville
1h 05mdirect
Cambodia Angkor Air Logo
11:20 - 12:25KOS  Krong Preah Sihanouk Sihanoukville-SAI Siem Reap–Angkor Intl
1h 05mdirect
R2 762Cambodia Angkor Air
Fri, Oct 9 - Mon, Oct 12
Cambodia Angkor Air Logo
16:15 - 17:20SAI  Siem Reap–Angkor Intl-KOS Krong Preah Sihanouk Sihanoukville
1h 05mdirect
Cambodia Angkor Air Logo
14:05 - 15:05KOS  Krong Preah Sihanouk Sihanoukville-SAI Siem Reap–Angkor Intl
1h 00mdirect
R3 298Cambodia Angkor Air
Wed, Dec 2 - Tue, Dec 22
Cambodia Angkor Air Logo
12:30 - 13:35SAI  Siem Reap–Angkor Intl-KOS Krong Preah Sihanouk Sihanoukville
1h 05mdirect
Cambodia Angkor Air Logo
14:05 - 15:05KOS  Krong Preah Sihanouk Sihanoukville-SAI Siem Reap–Angkor Intl
1h 00mdirect
R4 241Cambodia Angkor Air
Thu, Feb 4 - Sun, Feb 14
Cambodia Angkor Air Logo
16:15 - 17:20SAI  Siem Reap–Angkor Intl-KOS Krong Preah Sihanouk Sihanoukville
1h 05mdirect
Cambodia Angkor Air Logo
17:50 - 18:50KOS  Krong Preah Sihanouk Sihanoukville-SAI Siem Reap–Angkor Intl
1h 00mdirect
R5 118Cambodia Angkor Air
Sun, Oct 25 - Sun, Nov 1

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Cambodia Angkor Air flights from Siem Reap to Krong Preah Sihanouk

Our best Cambodia Angkor Air deals on Siem Reap to Krong Preah Sihanouk flight tickets
Cambodia Angkor Air
Oct 9
SAI9:25Siem Reap–Angkor Intl
1h 05m
KOS10:30Krong Preah Sihanouk Sihanoukville
Oct 12
KOS11:20Krong Preah Sihanouk Sihanoukville
1h 05m
SAI12:25Siem Reap–Angkor Intl
R2 762
Cambodia Angkor Air
Dec 2
SAI16:15Siem Reap–Angkor Intl
1h 05m
KOS17:20Krong Preah Sihanouk Sihanoukville
Dec 22
KOS14:05Krong Preah Sihanouk Sihanoukville
1h 00m
SAI15:05Siem Reap–Angkor Intl
R3 298
Cambodia Angkor Air
Feb 4
SAI12:30Siem Reap–Angkor Intl
1h 05m
KOS13:35Krong Preah Sihanouk Sihanoukville
Feb 14
KOS14:05Krong Preah Sihanouk Sihanoukville
1h 00m
SAI15:05Siem Reap–Angkor Intl
R4 241

momondo Fare Finder

 
Use the filters below to find and compare flights from Siem Reap to Krong Preah Sihanouk that are best for you.

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Cheapest return flight

Siem ReapKrong Preah Sihanouk

SAI Siem Reap–Angkor Intl - KOS Krong Preah Sihanouk Sihanoukville

SAIKOS

Siem Reap–Angkor Intl

Fri 9/10

9:25-10:30

Nonstop1h 05m

Krong Preah Sihanouk Sihanoukville

Mon 12/10

11:20-12:25

Nonstop1h 05m

R2 762
Fastest return journey

Siem ReapKrong Preah Sihanouk

SAI Siem Reap–Angkor Intl - KOS Krong Preah Sihanouk Sihanoukville

SAIKOS

Siem Reap–Angkor Intl

Wed 2/12

16:15-17:20

Nonstop1h 05m

Krong Preah Sihanouk Sihanoukville

Tue 22/12

14:05-15:05

Nonstop1h 00m

R3 298

Siem ReapKrong Preah Sihanouk

SAI Siem Reap–Angkor Intl - KOS Krong Preah Sihanouk Sihanoukville

SAIKOS

Siem Reap–Angkor Intl

Thu 4/2

12:30-13:35

Nonstop1h 05m

Krong Preah Sihanouk Sihanoukville

Sun 14/2

14:05-15:05

Nonstop1h 00m

R4 241

Siem ReapKrong Preah Sihanouk

SAI Siem Reap–Angkor Intl - KOS Krong Preah Sihanouk Sihanoukville

SAIKOS

Siem Reap–Angkor Intl

Sun 25/10

16:15-17:20

Nonstop1h 05m

Krong Preah Sihanouk Sihanoukville

Sun 1/11

17:50-18:50

Nonstop1h 00m

R5 118
Cheapest one-way

Siem ReapKrong Preah Sihanouk

SAI Siem Reap–Angkor Intl - KOS Krong Preah Sihanouk Sihanoukville

SAIKOS

Siem Reap–Angkor Intl

Sat 26/9

9:25-10:35

Nonstop1h 10m

R1 251
Fastest single journey

Siem ReapKrong Preah Sihanouk

SAI Siem Reap–Angkor Intl - KOS Krong Preah Sihanouk Sihanoukville

SAIKOS

Siem Reap–Angkor Intl

Fri 2/10

9:25-10:30

Nonstop1h 05m

R1 381

Siem ReapKrong Preah Sihanouk

SAI Siem Reap–Angkor Intl - KOS Krong Preah Sihanouk Sihanoukville

SAIKOS

Siem Reap–Angkor Intl

Sat 17/10

9:25-10:35

Nonstop1h 10m

R1 674

Siem ReapKrong Preah Sihanouk

SAI Siem Reap–Angkor Intl - KOS Krong Preah Sihanouk Sihanoukville

SAIKOS

Siem Reap–Angkor Intl

Thu 17/12

12:30-13:35

Nonstop1h 05m

R1 738

Siem ReapKrong Preah Sihanouk

SAI Siem Reap–Angkor Intl - KOS Krong Preah Sihanouk Sihanoukville

SAIKOS

Siem Reap–Angkor Intl

Wed 16/12

12:30-13:35

Nonstop1h 05m

R1 820

Siem ReapKrong Preah Sihanouk

SAI Siem Reap–Angkor Intl - KOS Krong Preah Sihanouk Sihanoukville

SAIKOS

Siem Reap–Angkor Intl

Mon 30/11

16:15-17:20

Nonstop1h 05m

R1 917

Flights are sorted by cheapest return flights first.

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See travel insights to Krong Preah Sihanouk from

How to get the cheapest flight ticket from Siem Reap to Krong Preah Sihanouk

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Krong Preah Sihanouk?

The cheapest month to fly to Krong Preah Sihanouk from Siem Reap is in August. Flight prices, which tend to average around R1 771, are often lower during this time because this is during the off-season. If you’re not able to fly to Krong Preah Sihanouk in August, then May is your next best option. Flight prices from Siem Reap to Krong Preah Sihanouk during May average around R1 998.

How have Siem Reap to Krong Preah Sihanouk flight prices changed over time?

As of September 2026, prices for Siem Reap to Krong Preah Sihanouk flights are approximately 79% more expensive when compared to flights at the same time last year.

When to book flights from Siem Reap to Krong Preah Sihanouk

Are you open to changing your travel dates? Check out the ideal times to fly from Siem Reap to Krong Preah Sihanouk according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Siem Reap to Krong Preah Sihanouk (SAI to KOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Siem Reap to Krong Preah Sihanouk

Best price found

R1 251

Direct flights

Every day

Airports in Krong Preah Sihanouk

1 airport
The best one-way flight to Krong Preah Sihanouk from Siem Reap in the past 72 hours is R1 251. The best return flight deal from Siem Reap to Krong Preah Sihanouk found on momondo in the last 72 hours is R2 762.
Direct flights go from Siem Reap to Krong Preah Sihanouk every day.
There is 1 airport in Krong Preah Sihanouk. From Siem Reap there are direct flights to Krong Preah Sihanouk Sihanoukville (KOS).
Search flight deals

Frequently asked questions about flying from Siem Reap to Krong Preah Sihanouk

  • How far is Siem Reap–Angkor Intl to Krong Preah Sihanouk Sihanoukville by plane?

    The straight-line distance from Siem Reap–Angkor Intl to Krong Preah Sihanouk Sihanoukville is 307,4 km.

  • When did momondo last update prices for flights from Siem Reap–Angkor Intl Airport to Krong Preah Sihanouk Sihanoukville Airport?

    Prices for flights from Siem Reap–Angkor Intl Airport to Krong Preah Sihanouk Sihanoukville Airport are updated daily.

  • How old do you have to be to fly from Siem Reap–Angkor Intl Airport to Krong Preah Sihanouk Sihanoukville Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Siem Reap–Angkor Intl Airport to Krong Preah Sihanouk Sihanoukville Airport.

  • What documentation or ID do you need to fly to Krong Preah Sihanouk Sihanoukville Airport?

    The necessary travel and health documents for your Krong Preah Sihanouk Sihanoukville Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Siem Reap to Krong Preah Sihanouk?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Siem Reap to Krong Preah Sihanouk for you.

Can I find flights from Siem Reap to Krong Preah Sihanouk with flexible booking policies on momondo?

Flights from Siem Reap to Krong Preah Sihanouk with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Siem Reap to Krong Preah Sihanouk?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Siem Reap to Krong Preah Sihanouk.

I’m not ready to book a flight from Siem Reap to Krong Preah Sihanouk right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Siem Reap to Krong Preah Sihanouk flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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