The month of February is, on average, the cheapest month to fly to Siem Reap from Australia, with most prices found around $792. If you are unable to visit Siem Reap during the month of February, then departing from Australia during the month March is also very affordable. Most momondo users find prices during this month for around $792.
The ideal time to book your flight to Siem Reap is 45 days in advance, when prices tend to average $922. However, in the past 72 hours, people saw flights from Australia for as low as $818.
On average, the least expensive day to fly to Siem Reap from Australia is on a Sunday. momondo users have found tickets for Sunday departures for as low as $854. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Australia to Siem Reap on a Wednesday will generally be more expensive and average around $954. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.