Cheap flights from Singapore to Siem Reap from £138

The month of May is, on average, the cheapest month to fly to Siem Reap from Singapore, with most prices found around £190. If you don’t want to visit Siem Reap in May, then you should wait until September to fly from Singapore, when ticket prices are also cheap, with an average price of £194.

On average, the least expensive day to fly to Siem Reap from Singapore is on a Sunday. momondo users have found tickets for Sunday departures for as low as £195. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £233. These prices are subject to change though, so be sure to set up a Price Alert for flights to Siem Reap.

The cheapest time of day to fly to Siem Reap is at midday when flights can be purchased for as low as £199. In contrast, the most expensive time of day to depart to Siem Reap is in the morning when prices are around £223.

Fly from Singapore Changi to Siem Reap–Angkor Intl for the best Singapore Changi - Siem Reap–Angkor Intl flight prices

You are more likely to see cheaper flights to Siem Reap from Singapore when booking weeks ahead of your departure date. In general, you can expect to find flights to Siem Reap for around £227 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 Singapore for as low as £179 on momondo.

You could potentially save up to 21% on your flight if you consider stops on a Singapore to Siem Reap flight.

As of April 2026, prices for Singapore to Siem Reap flights are approximately 15% more expensive when compared to flights at the same time last year.

Historically, on average around 10% of flights between Singapore and Siem Reap have experienced a delay on any given week. The average delay length over the past 12 months has been 84 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Singapore Airlines have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

8 flights are operational daily from Singapore to Siem Reap as of April 2026. The most popular departure time for this route is 08:00, with 75% of flights per day taking off at midday.

The number of flights available between Singapore and Siem Reap is 61 per week as of April 2026. The most frequent departure day is Wed, with 20% of weekly flights leaving on this day.