Due to the current Covid-19 pandemic, all regular services and hours may be subject to change. Thus, if the idea is to spend the night in the public area, consider a plan B in case the stay inside the airport is only allowed for those who are close to boarding.
Spending the night at the airport
Singapore airport is a huge place with numerous things to do while you wait for your flight, including a city tour. It is recommended to have earplugs and a sleeping mask.
Where to rest: You will be able to find plenty of couches and areas with carpeted floors throughout the enclosure. In addition, there are rest zones with reclinable chairs in the four terminals (level 3 of Terminal 1, opposite gates E1 and E5 of Terminal 2, north mezzanine of Terminal 3, level 2M of Terminal 4). Another option is to enter one of the VIP lounges, most open around the clock, although the maximum stay is 3 hours. If you want a better rest, there are transit hotels in terminals 1, 2 and 3.
Baggage: There are luggage storage offices operating 24 hours a day in all terminals.
Eating and drinking: All terminals have options that remain open throughout the night.
Restrooms: Showers inside the VIP lounges and the airport spas.
Wi-Fi: Free for 3 hours (or for 24 hours with a local number).
Other services available around the clock: Currency exchange bureaus, ATMs, commercial stores, baby changing rooms, medical clinics, pharmacies, spa, cinemas, prayer rooms.
The Aerotel Singapore is found on level 3 of Terminal 1, while inside terminals 2 and 3 is situated the Ambassador Transit Hotel. The Crowne Plaza Changi Airport is connected to Terminal 3 through a covered walkway, and the Yotelair Singapore Changi Airport is located in front of Terminal 1. There are reservations desks in the Arrivals Hall of all terminals.
Park Avenue Changi (2.9 km/1.8 miles)
Capri by Fraser Changi City (3 km/1.9 miles)
Zen Rooms Changi Village (4.1 km/2.5 miles)
Raintr33 Hotel (4.1 km/2.5 miles)
Zen Premium Cranwell Road (4.2 km/2.6 miles)