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Changi Airport, 20km northeast of Singapore Central Business District (CBD), has three main terminals, with a fourth terminal scheduled to open in 2017. Regularly voted the world's best airport, Changi Airport is a major international gateway, with frequent flights to all corners of the globe. You'll find free internet, courtesy phones for local calls, foreign-exchange booths, medical centres, left luggage, hotels, day spas, showers, a gym, swimming pool and no shortage of shops.
MRT trains run into town from the airport from 5.30am to midnight; public buses run from 6am to midnight. Both the train and bus trip cost from S$1.85.
The airport shuttle bus (adult S$9, children S$6) runs into the city 24 hours.
A taxi into the city will cost anywhere from S$20 to S$40, and up to 50% more between midnight and 6am, plus airport surcharges.
A four-seater limousine taxi from the airport to the city is S$55, plus S$15 surcharge per additional stop.