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Krong Preah Sihanouk

Cheap flights from Siem Reap, Cambodia to Krong Preah Sihanouk (SAI - KOS)

SAI — KOS
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Siem Reap–Angkor Intl to Krong Preah Sihanouk Sihanoukville are usually found in June or August, booked 81 days in advance, depart on a Friday or Saturday and return on a Wednesday

Cheap flight deals from Siem Reap to Krong Preah Sihanouk

Discover tips and strategies to find the most affordable flight options for your journey from Siem Reap (SAI) to Krong Preah Sihanouk (KOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 16, 2025.

Popular in

September

Cheapest in

June

Average price

$271
Highest demand for flights based on searches. 5% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Best time to book a flight from Siem Reap to Krong Preah Sihanouk

Have a flexible travel schedule? Discover the best time to fly to Krong Preah Sihanouk from Siem Reap with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Siem Reap to Krong Preah Sihanouk

How far ahead should I book a flight from Siem Reap to Krong Preah Sihanouk?

Use this chart to determine the optimal time to book a round-trip flight from Siem Reap to Krong Preah Sihanouk. Price data was last updated on September 12, 2025.

The best time to book flights from Siem Reap to Krong Preah Sihanouk is 13 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest time of day to fly from SAI to KOS?

Find hourly flight availability from Siem Reap to Krong Preah Sihanouk. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

When flying from Siem Reap to Krong Preah Sihanouk, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 52% versus a flight in the evening.

Related info for your journey

Find useful and relevant information for your journey from Siem Reap to Krong Preah Sihanouk. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from Siem Reap to Krong Preah Sihanouk round-trip?

    Flying on Cambodia Angkor Air is currently your cheapest option to Krong Preah Sihanouk, with prices starting at $91. You may be able to fly from Siem Reap to Krong Preah Sihanouk for 54% less than the average price by searching for this airline.

  • Can I find deals for flights from Siem Reap to Krong Preah Sihanouk that include hotel bookings?

    Yes. In addition to deals on Siem Reap to Krong Preah Sihanouk flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Siem Reap to Krong Preah Sihanouk?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Siem Reap to Krong Preah Sihanouk.

  • Can I find deals for business class flights from Siem Reap to Krong Preah Sihanouk?

    Yes. Cheapflights offers flight deals from Siem Reap to Krong Preah Sihanouk by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Krong Preah Sihanouk?

Book flights to Krong Preah Sihanouk if you plan to visit one of these locations
Kampot

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Complete your trip

Complete your trip to Krong Preah Sihanouk by adding a car rental and/or hotel reservation to your travel itinerary.
Phnom Penh car rentals

Top airline flying from Siem Reap to Krong Preah Sihanouk

Discover the top airline that operate flights from Siem Reap to Krong Preah Sihanouk. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Cambodia Angkor AirCheapest$91Average$194FlexibilityNo cancel feeOn-timeN/A

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