Singapore Changi Airport (SIN Airport Code) | IATA & ICAO Details, Terminals & Map

Airport Overview

Singapore Changi Airport (SIN) is a key aviation facility serving the region of Singapore, Singapore. It is officially identified by the IATA code SIN and ICAO code WSSS. It operates within the Asia/Singapore timezone, allowing travelers to synchronize their flight itineraries accordingly. The airfield configuration consists of 2 runways, designed to accommodate various types of aircraft operations. Nearby alternative gateways include Hang Nadim International (Batam) (BTH) and Senai International Airport (Johor Bahru) (JHB), which can be considered for regional or international transit.

Key Data

Elevation - ft

Coordinates 1.364, 103.992

Timezone Asia/Singapore

Runways 2

Expert Connection Tips for Singapore Changi

T4 Requires a Bus — All Other Terminals Airside Connected T1, T2 and T3 are fully connected airside and feature free inter-terminal Skytrain. T4 (budget carriers: AirAsia, Cathay Pacific) requires an airside bus (10 min, free, frequent). MCT at SIN is 60 min T1/T2/T3 and 90 min involving T4.

The Jewel: Free Layover Activity The Jewel Changi complex (between T1 check-in and Arrivals) features the 40m indoor HSBC Rain Vortex waterfall, gardens, restaurants and shops. Accessible to transit passengers — no need to clear immigration. Perfect for 3h+ layovers.

MRT to City Center: 30 min, SGD 2 The Changi Airport MRT station (East West Line + Changi Extension) connects directly to City Hall/Raffles Place in 30-35 min (SGD 1.5-2.50). Trains every 7-10 min from 05:30 to midnight. Fastest and cheapest option to/from the city.

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Lounges & Services

Get VIP Access

#WiFi@Changi

One of the best airport Wi-Fi networks in the world.

SATS Premier Lounge

Priority Pass

Terminal 3 • 24 Hours

Famous for its laksa station, massage chairs, and private showers.

Transport & Connections

Metro / Subway

MRT East West Line SMRT

Airlines Serving SIN

Route Map

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Distance Calculator

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Nearby Airports

Hang Nadim International (Batam) BTH Senai International Airport (Johor Bahru) JHB

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vs BTH (Hang Nadim International (Batam)) vs JHB (Senai International Airport (Johor Bahru)) vs LHR vs JFK

FAQ

The IATA code for Singapore Changi Airport is SIN. Its ICAO code is WSSS.

Singapore Changi Airport is located in or near Singapore, SG. View the map on this page for exact coordinates and terminal details.

Singapore Changi Airport operates in the local time zone. You can convert airport local times using our <a href="/en/timezone-converter">Airport Timezone Converter</a>.

Minimum Connection Times (MCT) at Singapore Changi Airport vary based on Schengen/non-Schengen status and terminal transfers. Verify transfer times with our <a href="/en/mct-checker">MCT Checker Tool</a>.