Cheap flights from Phnom Penh to Siem Reap, Cambodia (PNH - SAI)
PNH — SAI
Nov 27 — Dec 41
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Phnom Penh Pochentong to Siem Reap–Angkor Intl are usually found in October or December, booked 88 days in advance, depart on a Thursday or Friday and return on a Sunday
Cheap flight deals from Phnom Penh to Siem Reap
Discover tips and strategies to find the most affordable flight options for your journey from Phnom Penh (PNH) 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 October 28, 2025.
Most accurate provider | Mytrip 3 stars |
|---|---|
Most trusted provider | Mytrip 3 stars |
Popular in | August |
Cheapest in | October |
Average price | $100 |
Compare providers for flights from Phnom Penh to Siem Reap
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 Phnom Penh to Siem Reap in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Phnom Penh-Siem Reap flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Phnom Penh-Siem Reap flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Phnom Penh-Siem Reap flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Phnom Penh-Siem Reap 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 Phnom Penh-Siem Reap 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 Phnom Penh to Siem Reap
Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Phnom Penh 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 Phnom Penh to Siem Reap
Prices
Delays
How far ahead should I book a flight from Phnom Penh to Siem Reap?
Use this chart to determine the optimal time to book a round-trip flight from Phnom Penh to Siem Reap. Price data was last updated on October 24, 2025.
The best time to book flights from Phnom Penh to Siem Reap is 88 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 month to book a flight from Phnom Penh to Siem Reap?
Currently, March is the cheapest month in which you can book a flight from Phnom Penh to Siem Reap (average of $72). Flying from Phnom Penh to Siem Reap in September is currently the most expensive (average of $101). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PNH to SAI?
Find hourly flight availability from Phnom Penh 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 October 28, 2025.
Unlike at noon, when flights are generally more expensive, you can save up to 43% on flights from Phnom Penh to Siem Reap by exploring options for tickets in the evening.
How often are flights from Phnom Penh to Siem Reap delayed?
About 12% of weekly flights between Phnom Penh and Siem Reap have experienced delays in the past year, with the average delay time being 73 minutes.
What is the most punctual flight time for Phnom Penh to Siem Reap flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Phnom Penh to Siem Reap flights?
Over the last year, AirAsia have had the lowest number of delays on this route, with just 2% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Phnom Penh to Siem Reap. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
Complete your trip to Siem Reap by adding a car rental and/or hotel reservation to your travel itinerary.
Top 2 airlines flying from Phnom Penh to Siem Reap
Discover the top 2 airlines that operate flights from Phnom Penh 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 October 28, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$91 | Average$125 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$97 | Average$122 | FlexibilityNo cancel fee | On-timeN/A |