Cheap Flights from Siem Reap to Sihanoukville from $47

Frequently Asked Questions

• What are the cheapest flights from Siem Reap to Sihanoukville (SAI-KOS)?

  Based on Trip.com data, Air Cambodia offers one-way fares as low as $47 on Cheapest nonstop routes (e.g. SAI to KOS on Thu, Jul 16), while Cambodia Airways offers Cheapest nonstop round-trips from $103 departing on Thu, Jul 23 and returning on Wed, Jul 29.

• Which airlines offer direct flights from Siem Reap to Sihanoukville?

  At the moment, you can catch a nonstop flight from Siem Reap to Sihanoukville with the following airlines, including: Air Cambodia Cambodia Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long does it take to fly from Siem Reap (SAI) to Sihanoukville (KOS) and what is the distance?

  It takes around 1 hour 5 minutes to fly from Siem Reap (SAI) to Sihanoukville (KOS).

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

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Siem Reap to Sihanoukville is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Siem Reap to Sihanoukville?

  Based on Trip.com data in the past 4 weeks, there is 3 flight per week flying from Siem Reap to Sihanoukville. You can check the weekly schedule for popular airlines on this route below: Air Cambodia: S/M/T/W/-/F/S -- K6131 (11:57)

• How can I find the best deals on flights from Siem Reap to Sihanoukville?

  To find best deals on flights from Siem Reap to Sihanoukville, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Jul 16, with one-way flights priced at just $47.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air Cambodia.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Get exclusive promo codes for Trip.com app users.

• Which upcoming date is cheapest to fly from Siem Reap to Sihanoukville on?

  After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Siem Reap to Sihanoukville on June 26, 2026 with Cambodia Airways, with prices starting at $50.

• Which airports can I fly to for Sihanoukville from Siem Reap?

  You can land at any one of the following hubs in Sihanoukville, with Siem Reap Angkor International Airport to Sihanoukville International Airport (SAI-KOS) is by far the most common option on this route: Sihanoukville International Airport (KOS).

• Is there any time difference between Siem Reap and Sihanoukville?

  The time difference between Sihanoukville and Siem Reap is 0h.

• How do I change or cancel my ticket from Siem Reap to Sihanoukville?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.