Go through your results for flights to Cairns in Australia with Netflights. Although Singapore Airlines usually has the best prices, it's best to double check what's available for your travel dates.
If you don’t have set dates for when you want to fly to Cairns, try searching by month – that way, you can compare airfares throughout the year.
Look out for flights with Singapore Airlines, as they often have good deals. Or broaden your search by looking at other airports in Australia.
You can also broaden your search by looking at more than one departure airport. Have a look around – you might be able to save by flying from a different airport or city.