Cheap flights from Perth to Southeast Asia from £68

The month of August is, on average, the cheapest month to fly to Southeast Asia from Perth, with most prices found around £187. If you are unable to visit Southeast Asia during the month of August, then departing from Perth during the month May is also very affordable. Most momondo users find prices during this month for around £193.

Our data shows that Sunday is the least expensive day to fly to Southeast Asia. Tickets to fly out on this day can be as low as £603. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Southeast Asia on Saturday is £1,105.

At midday is the cheapest time of day to fly from Perth to Southeast Asia when you can find flight prices for as low as £217. 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 afternoon because they tend to be around £953. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Southeast Asia from Perth when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around £288 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 Perth for as low as £234 on momondo.

There are 3 cabin classes available to choose from on Perth to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

As of February 2026, 65 flights take off from Perth and land in Southeast Asia each day. The most common flight departure time for this route is 17:00, with 42% of daily flights taking off in the afternoon.

As of February 2026, there are 457 flights per week flying from Perth to Southeast Asia. The most common day of the week flights depart is Thu, with 16% of flights taking off on this day.