Hamad International Airport dropped to second place, followed by Tokyo International Airport in Japan and Incheon International Airport in South Korea.
The rankings were based on a global survey conducted by Skytrax, which gathered responses from over 13 million airport users across more than 100 countries between August 2024 and February 2025.
Travelers rated airports on their experiences at various stages of their journey, including check-in, arrivals, transfers, shopping, security, immigration, and boarding.
Changi, home to the world's largest indoor waterfall, features automated check-in counters and biometric authentication to speed up immigration procedures.
It recently became one of the first airports in the world to offer passport-free immigration clearance at all terminals, allowing travelers to clear immigration in as little as 10 seconds.