Cheap flights from Southeast Asia to Siem Reap from €91

If you aren’t able to travel during the month of June, then book flights to Siem Reap from Southeast Asia during May instead. Flights to Siem Reap in May, while not as cheap as those in June, still average around €154.

Our most recent data shows that the best time of day to fly to Siem Reap is in the morning. Flights from Southeast Asia to Siem Reap during this time can be as low as €168. Flights to Siem Reap are more costly at midday, with an average ticket price of €199. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Bangkok Don Mueang Intl to Siem Reap–Angkor Intl for the best Southeast Asia - Siem Reap–Angkor Intl flight prices

You are more likely to see cheaper flights to Siem Reap from Southeast Asia when booking weeks ahead of your departure date. In general, you can expect to find flights to Siem Reap for around €170 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Siem Reap from Southeast Asia for as low as €162 on momondo.

There is only 1 cabin class available to choose from on Southeast Asia to Siem Reap–Angkor Intl 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.

As of March 2026, there are 38 flights per day flying from Southeast Asia to Siem Reap. The most common time of day flights depart is 17:00, with 47% of flights taking off at midday.

The number of flights available between Southeast Asia and Siem Reap is 270 per week as of March 2026. The most frequent departure day is Tue, with 15% of weekly flights leaving on this day.