Cheap flights from Southeast Asia to Siem Reap from C$ 134

The cheapest month to fly to Siem Reap from Southeast Asia is in July. Flight prices, which tend to average around C$ 213, are often lower during this time because this is during the off-season. If you are unable to visit Siem Reap during the month of July, then departing from Southeast Asia during the month August is also very affordable. Most momondo users find prices during this month for around C$ 266.

Fly from Phuket City to Siem Reap–Angkor Intl for the best Southeast Asia - Siem Reap–Angkor Intl flight prices

There is only 1 cabin class available to choose from on Southeast Asia to Siem Reap flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Southeast Asia to Siem Reap.

Cambodia Angkor Air, Vietnam Airlines, and Bangkok Airways are the most popular carriers operating from Southeast Asia to Siem Reap–Angkor Intl

Thai AirAsia, Cambodia Angkor Air and Bangkok Airways are the top three most popular airlines that fly to Siem Reap from Southeast Asia according to our data. Thai AirAsia is the first choice among our users, with 44% of people opting to fly with this airline when travelling to Siem Reap. Keep in mind that there are 3 different airlines that fly to Siem Reap on a routine basis, so you have a few additional options to choose from.

As of September 2026, there are 50 flights per day flying from Southeast Asia to Siem Reap. The most common time of day flights depart is 5:00p.m., with 55% of flights taking off at noon.

As of September 2026, there are 352 flights per week flying from Southeast Asia to Siem Reap. The most common day of the week flights depart is Wed, with 15% of flights taking off on this day.