Cheap flights from Cairns to Singapore from $369

In general, April is the cheapest month to fly from Cairns to Singapore. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $262. If you aren’t able to travel during the month of April, then book flights to Singapore from Cairns during November instead. Flights to Singapore in November, while not as cheap as those in April, still average around $294.

The cheapest day to depart on your flight to Singapore is on a Sunday when prices can be found for as low as $1,355. 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 Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Singapore on Tuesday is $1,763.

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

You are more likely to see cheaper flights to Singapore from Cairns when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $988 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 Cairns for as low as $441 on momondo.

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

You could potentially save up to 13% on your flight if you consider stops on a Cairns to Singapore flight.

Singapore Airlines is the most popular carrier operating from Cairns to Singapore

Singapore Airlines, Qantas Airways and Jetstar are the top three most popular airlines that fly to Singapore from Cairns according to our data. Singapore Airlines is the first choice among our users, with 74% of people opting to fly with this airline when travelling to Singapore. Keep in mind that there are 3 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

As of June 2026, there are 3 flights per day flying from Cairns to Singapore. The most common time of day flights depart is 18:00, with 100% of flights taking off in the evening.

As of June 2026, 24 flights take off from Cairns and land in Singapore each week. The most common flight departure day for this route is Mon, with 25% of weekly flights taking off on this day.