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Siem Reap

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

KOS — SAI
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Krong Preah Sihanouk to Siem Reap

Discover tips and strategies to find the most affordable flight options for your journey from Krong Preah Sihanouk (KOS) to Siem Reap (SAI). 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 September 16, 2025.

Popular in

November

Cheapest in

December

Average price

$123
High demand for flights, 5% potential price rise
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Cheapest flight prices on average. 7% potential price decrease ($16 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 Krong Preah Sihanouk to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Krong Preah Sihanouk 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 Krong Preah Sihanouk to Siem Reap

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

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

When flying from Krong Preah Sihanouk to Siem Reap, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 27% versus a flight at noon.

Related info for your journey

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

  • How popular is this Krong Preah Sihanouk to Siem Reap flight route?

    This flight path from Krong Preah Sihanouk Sihanoukville to Siem Reap–Angkor Intl was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Cambodia Angkor Air, at $94, was found to be the cheapest airline from Krong Preah Sihanouk to Siem Reap.. Cambodia Angkor Air is priced at 56% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Krong Preah Sihanouk to Siem Reap 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Krong Preah Sihanouk to Siem Reap

Discover the top airline that operate flights from Krong Preah Sihanouk to Siem Reap. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Cambodia Angkor AirCheapest$94Average$189FlexibilityNo cancel feeOn-timeN/A

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