Navigating between Terminal 1 and Terminal 2 at Singapore Changi Airport is seamless and free, with the Skytrain being the most efficient method. The Skytrain operates both in the "public" landside areas and the "transit" airside areas, with a travel time of just 1 to 4 minutes and departures every few minutes. If you prefer to walk and enjoy the airport's unique architecture, there are inter-terminal link bridges equipped with moving walkways that take about 15 to 20 minutes. In 2026, the Skytrain remains a favorite for travelers because it offers a great view of the Jewel Changi and the world's tallest indoor waterfall as it passes through the complex. For those with heavy luggage or limited mobility, free shuttle buses also operate between the terminals, though the Skytrain is generally faster and more frequent for most passengers.