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Cheap flights from Phnom Penh to Siem Reap, Cambodia

PNH — SAI
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Phnom Penh Pochentong to Siem Reap–Angkor Intl are usually found in September or October, booked 85 days in advance, depart on a Tuesday or Wednesday and return on a Monday

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 11 September 2025.

Popular in

July

Cheapest in

September

Average price

C$ 126
Highest demand for flights based on searches. 12% potential increase in price (C$ 32 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease (C$ 11 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 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

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 29 August 2025.

The best time to book flights from Phnom Penh to Siem Reap is 85 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 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 11 September 2025.

When flying from Phnom Penh to Siem Reap, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

  • How popular is this Phnom Penh to Siem Reap flight route?

    The Phnom Penh Pochentong to Siem Reap–Angkor Intl flight path was viewed by 8 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 Phnom Penh to Siem Reap round-trip?

    According to our current data, Cambodia Angkor Air (C$ 126), offers the cheapest pricing from Phnom Penh to Siem Reap. This flight start at 23% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Phnom Penh 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.

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Top airline flying from Phnom Penh to Siem Reap

Discover the top airline 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 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Cambodia Angkor AirCheapestC$ 126AverageC$ 177FlexibilityNo cancel feeOn-timeN/A
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Phnom Penh to Siem Reap?

Cheapflights makes it easy to find Phnom Penh to Siem Reap flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Phnom Penh to Siem Reap?

Cheapflights helps you find that perfect flight to Siem Reap from Phnom Penh by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Phnom Penh to Siem Reap with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Phnom Penh to Siem Reap, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Phnom Penh to Siem Reap become cheaper?

Not ready to book yet? You can track prices for flights from Phnom Penh to Siem Reap on Cheapflights with our Price Alert feature and get notified when better prices are available.

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