Cheap flights from Siem Reap to Sihanoukville

Siem Reap
SAI
Sihanouk
KOS

Flight deals from Siem Reap to Sihanoukville

Below you can see the best deals on flights Siem Reap — Sihanoukville for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 3 October, from $42.

Top 10 cheap flights from Siem Reap to Sihanoukville

K6
$ 69

Siem Reap — Sihanoukville

07:05—08:15
20 Aug 2026
1 h 10 m
Direct flight
K6
$ 79

Siem Reap — Sihanoukville

11:40—12:45
25 Aug 2026
1 h 5 m
Direct flight
K6
$ 79

Siem Reap — Sihanoukville

09:40—10:45
6 Sep 2026
1 h 5 m
Direct flight
K6
$ 79

Siem Reap — Sihanoukville

11:55—13:05
10 Sep 2026
1 h 10 m
Direct flight
K6
$ 79

Siem Reap — Sihanoukville

09:25—10:30
21 Aug 2026
1 h 5 m
Direct flight
K6
$ 79

Siem Reap — Sihanoukville

09:25—10:30
4 Sep 2026
1 h 5 m
Direct flight
K6
$ 79

Siem Reap — Sihanoukville

11:55—13:05
3 Sep 2026
1 h 10 m
Direct flight
K6
$ 79

Siem Reap — Sihanoukville

09:25—10:30
28 Aug 2026
1 h 5 m
Direct flight
K6
$ 79

Siem Reap — Sihanoukville

11:55—13:05
27 Aug 2026
1 h 10 m
Direct flight
K6
$ 79

Siem Reap — Sihanoukville

09:25—10:35
12 Sep 2026
1 h 10 m
Direct flight

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Siem Reap — Sihanoukville flight

Looking for cheap flights from Siem Reap to Sihanoukville? Compare fares from different airlines, check the flight schedule and travel time — and book your Siem Reap — Sihanoukville ticket online at the best price.

The route has direct flights — around 14 flights per week, flights are operated by Cambodia Angkor Air, a nonstop flight takes about 1 h 10 min, the distance between the cities is around 305 km.

Planning your trip? You may find our Sihanoukville travel guide, how to get from the airport into town and Sihanoukville weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $42Min. price
OctoberCheapest
NovemberPeak season
YesDirect flights
305 kmDistance
1 h 10 minTravel time
1Airlines
14 / wkFlights

Flight schedule from Siem Reap to Sihanoukville

The table shows direct flights from Siem Reap to Sihanoukville on the selected date. The flight takes approximately 1 h 10 min. Regular flights are operated by Cambodia Angkor Air. Departures from Siem Reap International Airport airports, arrivals at Sihanouk International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 14 Aug 2026

Flight ticket prices by day: Siem Reap — Sihanoukville

Below is a calendar of the lowest flight ticket prices for Siem Reap — Sihanoukville by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $42 in October, and the most expensive are around $124 in November. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Siem Reap to Sihanoukville by month. Tickets are usually cheapest in June (around $134) and priciest in December (about $227) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$218highMay$143lowSep$134low
Feb$210highJun$134lowOct$160medium
Mar$185mediumJul$134lowNov$193high
Apr$176mediumAug$151mediumDec$227high

Some values are estimated based on seasonality.

When to fly

Weather in Sihanoukville: it is warmest in April (up to 31 °C on average) and coolest in September (around 28 °C). The driest month is January.

Tickets are usually cheapest in October and most expensive in November. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Sihanoukville

Dry and wet days · Sihanoukville

Wind speed and direction · Sihanoukville

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How to get the best deal on a Siem Reap — Sihanoukville ticket

  • Book ahead: fares for Siem Reap — Sihanoukville are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • The cheapest month to fly to Sihanoukville is usually October — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Siem Reap — Sihanoukville route are operated by 1 airline; Cambodia Angkor Air runs the most flights (around 100% of all flights). Compare carriers, flight shares and schedules below.

  • Cambodia Angkor AirK6
    5x/week
    WebsiteFleet: 6400k pax/year
    • Direct flight SAI → KOS5x/week
      Duration
      1h 8m
      Days
      MTWTFSS
    100.0%Open →

Cities and airports on the Siem Reap — Sihanoukville route

Flights Siem Reap — Sihanoukville depart from Siem Reap International Airport and arrive at Sihanouk International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Siem Reap

SAI
Cambodia
About the cityHow to get thereWeatherAll about the country Cambodia
Arrival

Sihanoukville

KOS
Cambodia
About the cityHow to get thereWeatherAll about the country Cambodia
Departure airports
Arrival airports

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Frequently asked questions about the Siem Reap — Sihanoukville flight

How long is the flight from Siem Reap to Sihanoukville?

A nonstop Siem Reap — Sihanoukville flight takes about 1 h 10 min — the distance between the cities is around 305 km.

How far is it from Siem Reap to Sihanoukville?

The distance from Siem Reap to Sihanoukville is about 305 km, which a nonstop flight covers in around 1 h 10 min.

Are there direct flights from Siem Reap to Sihanoukville?

Yes, there are nonstop flights Siem Reap — Sihanoukville — around 14 flights per week.

Which airlines fly from Siem Reap to Sihanoukville?

Airlines operating Siem Reap — Sihanoukville include Cambodia Angkor Air. See the full list with schedules in the "Airlines" section on this page.

Which airports do Siem Reap — Sihanoukville flights use?

Flights from Siem Reap depart from Siem Reap International Airport, and arrive at Sihanouk International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Siem Reap to Sihanoukville?

The price of a Siem Reap — Sihanoukville ticket depends on your travel date, season and demand: it is usually cheapest to fly in October, and most expensive in November. Tickets typically cost between $42 and $124. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Siem Reap — Sihanoukville?

Flights Siem Reap — Sihanoukville are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is October. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Siem Reap to Sihanoukville?

To catch a low fare Siem Reap — Sihanoukville, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually October.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Siem Reap

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