Cheap flights from Cairns to Singapore from $356

In general, February 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 $734. If you aren’t able to travel during the month of February, then book flights to Singapore from Cairns during May instead. Flights to Singapore in May, while not as cheap as those in February, still average around $791.

The cheapest day to depart on your flight to Singapore is on a Sunday when prices can be found for as low as $1,300. 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 $1,757.

Fly from Cairns to Singapore Changi for the best Cairns - Singapore Changi 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 $945 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 $434 on momondo.

There are 4 cabin classes available to choose from on Cairns to Singapore Changi 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 7% on your flight if you consider stops on a Cairns to Singapore flight.

Jetstar is the most popular carrier operating from Cairns to Singapore Changi

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 67% of people opting to fly with this airline when travelling to Singapore. Keep in mind that there are 4 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

As of April 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.

The number of flights available between Cairns and Singapore is 24 per week as of April 2026. The most frequent departure day is Mon, with 25% of weekly flights leaving on this day.