Cheap flights from Singapore to Siem Reap from $201

The cheapest month to fly to Siem Reap from Singapore is in August. Flight prices, which tend to average around $365, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of August, then book flights to Siem Reap from Singapore during September instead. Flights to Siem Reap in September, while not as cheap as those in August, still average around $377.

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 $440 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 $347 on momondo.

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

You could potentially save up to 20% on your flight if you consider stops on a Singapore to Siem Reap flight.

As of September 2026, prices for Singapore to Siem Reap flights are approximately 8% cheaper when compared to flights at the same time last year.

Historically, on average around 9% 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 85 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. Sunday 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 9% of their flights experiencing any sort of delay.

As of September 2026, 8 flights take off from Singapore and land in Siem Reap each day. The most common flight departure time for this route is 08:00, with 79% of daily flights taking off at midday.

As of September 2026, 58 flights take off from Singapore and land in Siem Reap each week. The most common flight departure day for this route is Wed, with 19% of weekly flights taking off on this day.