Cheap flights from Cairns to South Australia from $156

In general, January is the cheapest month to fly from Cairns to South Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $346. If you aren’t able to travel during the month of January, then book flights to South Australia from Cairns during April instead. Flights to South Australia in April, while not as cheap as those in January, still average around $373.

On average, the least expensive day to fly to South Australia from Cairns is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $383. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Cairns to South Australia for around $442.

Our most recent data shows that the best time of day to fly to South Australia is in the afternoon. Flights from Cairns to South Australia during this time can be as low as $367. Flights to South Australia are more costly in the morning, with an average ticket price of $407. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Cairns to Adelaide for the best Cairns - South Australia flight prices

You are more likely to see cheaper flights to South Australia from Cairns when booking weeks ahead of your departure date. In general, you can expect to find flights to South Australia for around $435 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South Australia from Cairns for as low as $182 on momondo.

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

As of October 2026, there are 3 flights per day flying from Cairns to South Australia. The most common time of day flights depart is 10:00, with 100% of flights taking off at midday.

As of October 2026, there are 24 flights per week flying from Cairns to South Australia. The most common day of the week flights depart is Thu, with 33% of flights taking off on this day.