Booking with Cambodia Angkor Air 47 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phnom Penh to Siem Reap. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, the most affordable month to book a Cambodia Angkor Air flight from Phnom Penh to Siem Reap in August, with an average price of HK$513. Conversely, traveling with Cambodia Angkor Air from Phnom Penh to Siem Reap in March will be the most expensive, with an average cost of HK$1,329. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
In terms of precipitation, rainfall in Siem Reap ranges from 0.0 - 260.0 inches per month. September is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Siem Reap when rainfall is around 0.0 mm.
If weather is an important factor for your trip to Siem Reap, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.0 C).
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