Singapore Changi Airport (SIN) Traveler Essentials

Terminals: Terminals 1-4 connected by Skytrain. Jewel Changi connects to T1, T2, T3.
Distance to city: 20 km / 30 min by MRT (East-West Line) or taxi

Overview

Consistently rated the world's best airport. Features the Jewel — a stunning nature-themed attraction with a 40-meter indoor waterfall — right in the terminal.

Transport to city center

MRT East-West Line from T2/T3: 30 min to City Hall, SGD 1.80-2.50. Taxi: SGD 20-35, ~30 min.

Wi-Fi

Free unlimited WiFi at Changi — connect to '#WiFi@Changi'; quick passport/token registration may be required, with no practical time limit.

Lounges

Singapore Airlines SilverKris First and Business Lounges are world-class. Multiple airline and pay-per-use lounges.

Security & customs

All arrivals must submit the SG Arrival Card online before entry; eligible travelers use automated immigration gates. Singapore has zero tolerance for drugs (death penalty) and bans chewing gum imports and e-cigarettes/vapes entirely. Security is done at the gate, and there's no duty-free allowance on cigarettes — declare them or face fines.

Travel tips

Arrive early to explore the Jewel — the HSBC Rain Vortex is the world's tallest indoor waterfall. Free city tours for long layovers.