Cheap flights from Adelaide to Southeast Asia from $198

The cheapest month to fly to Southeast Asia from Adelaide is in February. Flight prices, which tend to average around $349, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Southeast Asia, with average flight prices from Adelaide averaging around $353.

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 $400. On the other hand, Friday is the most expensive day to depart from Adelaide because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $462.

In the afternoon is the cheapest time of day to fly from Adelaide to Southeast Asia when you can find flight prices for as low as $410. Flying to Southeast Asia in the afternoon is an ideal time because this is during off-peak travel hours. Flights at midday are often more expensive, with an average ticket price of $670.

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

You are more likely to see cheaper flights to Southeast Asia from Adelaide when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around $427 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 Adelaide for as low as $395 on momondo.

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

Jetstar, Indonesia AirAsia, and China Southern are the most popular carriers operating from Adelaide to Southeast Asia

Singapore Airlines, Malaysia Airlines and Qantas Airways are the top three most popular airlines that fly to Southeast Asia from Adelaide according to our data. Singapore Airlines is the first choice among our users, with 43% of people opting to fly with this airline when travelling to Southeast Asia. Keep in mind that there are 9 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, 27 flights take off from Adelaide and land in Southeast Asia each day. The most common flight departure time for this route is 10:00, with 61% of daily flights taking off at midday.

As of March 2026, there are 189 flights per week flying from Adelaide to Southeast Asia. The most common day of the week flights depart is Sun, with 17% of flights taking off on this day.