Changi International Airport (SIN)

About Changi International Airport (SIN)

Singapore Changi Airport (SIN) is consistently ranked the world's best airport and Southeast Asia's premier aviation hub. It connects Singapore to over 100 countries, handles more than 65 million passengers a year, and is known as much for its extraordinary facilities and iconic Jewel complex as for its flights.

Singapore Airport Details – Changi International Airport IATA, Address and Pin Code

• Official Name: Singapore Changi Airport
• IATA Code: SIN
• ICAO Code: WSSS
• Address: Airport Boulevard, Singapore 819643
• Airport Pin Code: 819643
• Distance from Singapore City Centre: Approximately 17 km to 24 km from the central business district
• Phone Number: +65 6595 6868
• Old Name: Previously part of RAF Changi; civil operations began in 1981

How Many Airports in Singapore?

Singapore has one commercial passenger airport, Changi (SIN). Seletar Airport handles general aviation only. There are no domestic flights as Singapore is a city-state.

How Many Terminals in Changi Airport?

Changi has four operational terminals:

• Terminal 1: Serves Lufthansa, Swiss, Turkish Airlines, and Cathay Pacific among others.
• Terminal 2: Home to Scoot, Jetstar Asia, and regional carriers. Reopened after major renovation in 2024.
• Terminal 3: The largest terminal, serving Singapore Airlines and Star Alliance partners.
• Terminal 4: A compact automated terminal for AirAsia, Korean Air, and Vietnam Airlines.

Distance Between Changi Airport Terminals

Terminals 1, 2, and 3 are linked by the free Skytrain, running 24 hours and taking just minutes between stops. Terminal 4 is not on the Skytrain and is served by a free shuttle bus from Terminals 2 and 3, taking around 10 minutes. Allow at least 60-90 minutes for inter-terminal connections, particularly when travelling to or from Terminal 4.

How Many Runways in Changi Airport?

Changi has two parallel runways, each approximately 4,000 metres long, among the longest in Asia. Both support simultaneous arrivals and departures, underpinning the airport's strong on-time performance.

Visa and Immigration for Changi Airport – Information for Indian Travellers

Singapore is one of the easiest destinations for Indian passport holders to visit. Here is what to know before flying into SIN:

• Visa-Free Entry: Indian citizens can enter Singapore visa-free for up to 30 days for tourism or short visits. No prior visa application is needed.
• SG Arrival Card: All visitors must complete the SG Arrival Card online within three days before arrival. It is free and replaces the old paper disembarkation card. Complete it on the ICA website before departure.
• OCI Cardholders: OCI status has no bearing on Singapore entry. Indian OCI cardholders enter under the same visa-free arrangement as all Indian nationals.
• Long-Term Stays: For stays beyond 30 days or for work and study, obtain the relevant pass from Singapore's Immigration and Checkpoints Authority (ICA) before arrival.
• Documents Required: Valid Indian passport (6+ months validity), return or onward ticket, and proof of accommodation.
• At Immigration: First-time Indian visitors are processed at staffed counters for fingerprints and photo capture. Subsequent visits may qualify for e-Gate access if enrolled.

Changi Airport Lounges and Facilities

• Lounges: Singapore Airlines operates the SilverKris and KrisFlyer Gold lounges in Terminal 3. Plaza Premium and SATS Premier Centre in Terminal 1 are open via paid day pass.
• Jewel Changi: A glass-and-steel dome housing the world's tallest indoor waterfall (Rain Vortex), forest trails, over 280 shops, and dozens of restaurants.
• Duty-Free and Shopping: Retail spans all terminals with luxury brands, electronics, cosmetics, and Singapore specialties.
• Other Facilities: Free Wi-Fi, rooftop pool (Terminal 1 transit hotel), 24-hour cinema (Terminal 3), sleeping pods, butterfly garden, medical centres, and prayer rooms.

Things to Do in Changi Airport

• Visit Jewel Changi to see the Rain Vortex, walk the forest trails, and explore over 280 shops and restaurants.
• Take a dip in the rooftop pool at the Terminal 1 Ambassador Transit Hotel, open to transit passengers.
• Watch a free movie at the 24-hour cinema in Terminal 3 or relax in the butterfly garden.

Places to Visit Near Changi Airport

• East Coast Park (10 km): Singapore's most popular waterfront park, great for cycling and seafood.
• Katong and Joo Chiat (8 km): A colourful Peranakan neighbourhood with heritage shophouses, local bakeries, and some of Singapore's best laksa.
• Marina Bay Sands and Gardens by the Bay (17 km): Singapore's most iconic landmarks, reachable by MRT in under 30 minutes.

FAQs About Singapore Airport – Changi International Airport

What is the Official Name of Changi Airport?

The official name is Singapore Changi Airport, operated by Changi Airport Group (CAG), a government-linked company.

What is the IATA Code for Changi International Airport?

The IATA code is SIN and the ICAO code is WSSS.

Which Terminals Serve Domestic and International Flights at Changi Airport?

All four terminals handle international flights exclusively. There are no domestic flights in Singapore as it is a city-state with no other cities to connect to.

Where is Changi Airport Located?

Changi Airport is located in Changi, on the eastern tip of Singapore island, approximately 17 km from the central business district.

When Was Changi Airport Built?

Changi Airport opened for civil aviation in 1981, replacing Paya Lebar Airport. Terminal 3 opened in 2008, Terminal 4 in 2017, and Jewel in 2019.

Is SIN Open 24 Hours?

Yes, Changi operates 24 hours a day, seven days a week, with round-the-clock flights and fully staffed facilities at all hours.

How Far is Changi Airport from Singapore City Center?

Changi is approximately 17 km from the central business district. The MRT East-West line reaches the city in around 30 minutes. Taxis and private hire cars take 20-30 minutes depending on traffic.

What Airlines Operate from SIN?

Over 100 airlines operate from Changi, including Singapore Airlines, Scoot, Jetstar Asia, AirAsia, Emirates, Qantas, Cathay Pacific, Air India, Lufthansa, and British Airways.

Are There Lounges at Changi Airport?

Yes. Singapore Airlines' SilverKris lounges in Terminal 3 are among the world's best. Plaza Premium and SATS Premier Centre in Terminal 1 are open to all passengers via a paid day pass.