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Phnom Penh

Cheap flights from Siem Reap, Cambodia to Phnom Penh (SAI - PNH)

SAI — PNH
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Find flight deals from Siem Reap to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Siem Reap (SAI) to Phnom Penh (PNH). 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 December 23, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Popular in

July

Cheapest in

January

Average price

$122
Provider with most accurate pricing for Siem Reap–Angkor Intl-Phnom Penh Pochentong flight deals.
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Provider most trusted by Cheapflights users for Siem Reap–Angkor Intl-Phnom Penh Pochentong flights.
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Highest demand for flights based on searches. 16% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Compare providers for flights from Siem Reap to Phnom Penh

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Siem Reap to Phnom Penh in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
OneTravelPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Siem Reap-Phnom Penh flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Siem Reap-Phnom Penh flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Siem Reap-Phnom Penh flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Siem Reap-Phnom Penh flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Siem Reap-Phnom Penh flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Siem Reap to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh 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 Phnom Penh

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

Find hourly flight availability from Siem Reap to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2025.

One of the essential ways to save on airfare from Siem Reap to Phnom Penh is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 34% on airfare.

What is the cheapest day to fly from Siem Reap to Phnom Penh?

Use this chart to determine the cheapest time to fly round-trip from Siem Reap to Phnom Penh. Price data was last updated on December 20, 2025.

Travelers seeking maximum savings on their Siem Reap to Phnom Penh flight should consider departing on Friday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Siem Reap to Phnom Penh. 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 Siem Reap to Phnom Penh flight route?

    Flights from Siem Reap–Angkor Intl to Phnom Penh Pochentong have been viewed 5 times in the past calendar month.

  • What are the cheapest airlines flying from Siem Reap to Phnom Penh round-trip?

    Our cheapest airline available from Siem Reap to Phnom Penh is AirAsia Cambodia. Our recent data shows that you can find tickets from as low as $60 on this airline. An additional option worth looking into is Cambodia Angkor Air, starting at $97. Users have found that AirAsia Cambodia is 60% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Siem Reap to Phnom Penh one-way?

    One-way options have recently been found by users for as low as $33 on Cambodia Airways. Other airlines that offer cheap prices include Cambodia Angkor Air from $46 and AirAsia Cambodia from $50 one-way.

  • Can I find deals for flights from Siem Reap to Phnom Penh that include hotel bookings?

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

  • How can I find direct flights from Siem Reap to Phnom Penh?

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

  • Can I find deals for business class flights from Siem Reap to Phnom Penh?

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

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Complete your trip

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

Top 2 airlines flying from Siem Reap to Phnom Penh

Discover the top 2 airlines that operate flights from Siem Reap to Phnom Penh. 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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
AirAsia CambodiaCheapest$66Average$133FlexibilityNo cancel feeOn-timeN/A
Cambodia Angkor AirCheapest$97Average$163FlexibilityNo cancel feeOn-timeN/A

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