Cheap flights from Adelaide to Singapore from $312

In general, May is the cheapest month to fly from Adelaide to Singapore. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $841. If you aren’t able to travel during the month of May, then book flights to Singapore from Adelaide during August instead. Flights to Singapore in August, while not as cheap as those in May, still average around $853.

The cheapest day to depart on your flight to Singapore is on a Wednesday when prices can be found for as low as $1,218. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Singapore on Thursday is $1,279.

In the afternoon is the cheapest time of day to fly from Adelaide to Singapore when you can find flight prices for as low as $1,234. Flying to Singapore in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $1,258. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Singapore from Adelaide when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,026 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from Adelaide for as low as $909 on momondo.

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

Jetstar is the most popular carrier operating from Adelaide to Singapore

Singapore Airlines, Jetstar and Malaysia Airlines are the top three most popular airlines that fly to Singapore from Adelaide according to our data. Singapore Airlines is the first choice among our users, with 66% of people opting to fly with this airline when travelling to Singapore. Keep in mind that there are 6 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

Historically, on average around 13% of flights between Adelaide and Singapore have experienced a delay on any given week. The average delay length over the past 12 months has been 120 minutes.

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

Sunday 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 13% of their flights experiencing any sort of delay.

As of September 2026, there are 12 flights per day flying from Adelaide to Singapore. The most common time of day flights depart is 09:00, with 55% of flights taking off at midday.

The number of flights available between Adelaide and Singapore is 90 per week as of September 2026. The most frequent departure day is Thu, with 20% of weekly flights leaving on this day.