Cheap flights from Singapore to Southeast Asia from £42

The month of July is, on average, the cheapest month to fly to Southeast Asia from Singapore, with most prices found around £111. If you are unable to visit Southeast Asia during the month of July, then departing from Singapore during the month May is also very affordable. Most momondo users find prices during this month for around £116.

Our data shows that Monday is the least expensive day to fly to Southeast Asia. Tickets to fly out on this day can be as low as £146. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Southeast Asia on Friday is £243.

At midday is the cheapest time of day to fly from Singapore to Southeast Asia when you can find flight prices for as low as £160. Flying to Southeast Asia at midday is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around £195. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Singapore Changi to Phuket City for the best Singapore Changi - Southeast Asia flight prices

You are more likely to see cheaper flights to Southeast Asia from Singapore when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around £141 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from Singapore for as low as £125 on momondo.

There are 4 cabin classes available to choose from on Singapore Changi to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

AirAsia, Indonesia AirAsia, and Jetstar are the most popular carriers operating from Singapore Changi to Southeast Asia

Scoot, Singapore Airlines and Philippine Airlines are the top three most popular airlines that fly to Southeast Asia from Singapore according to our data. Scoot is the first choice among our users, with 37% of people opting to fly with this airline when travelling to Southeast Asia. Keep in mind that there are 11 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.

As of March 2026, there are 252 flights per day flying from Singapore to Southeast Asia. The most common time of day flights depart is 09:00, with 40% of flights taking off in the afternoon.

As of March 2026, 1,768 flights take off from Singapore and land in Southeast Asia each week. The most common flight departure day for this route is Wed, with 15% of weekly flights taking off on this day.