Cheap flights from Cairns to Singapore from $347

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 $740. 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 $798.

The cheapest day to depart on your flight to Singapore is on a Sunday when prices can be found for as low as $1,312. 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 $1,754.

In the morning is the cheapest time of day to fly from Cairns to Singapore when you can find flight prices for as low as $572. Flying to Singapore in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $1,410. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $953 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 $438 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.

As of April 2026, prices for Cairns to Singapore flights are approximately 4% more expensive when compared to flights at the same time last year.

Singapore Airlines and Jetstar are the most popular carriers 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.