If you want a cheap flight from Sydney to Singapore, you've got 15 airlines to choose from.
Singapore Changi International Airport is just one of the airports in Singapore. If you're not set on a specific airport, try changing your search from Singapore Changi International Airport to Singapore to see a broader range of flights – they might be cheaper. It usually takes about 15 hrs 20 mins to fly 6298 km to Singapore Changi International Airport.
112 flights go to or via Singapore every week. The most popular airline is Singapore Airlines but do spend some time checking all your options – they aren’t necessarily the cheapest airline to book with.
You can expect accommodation prices to be higher at this time of year too. Last-minute deals do crop up, but it's best to book everything in advance to avoid disappointment.