10. Frankfurt Airport - Germany
9. Heathrow Airport - London
8. Zurich Airport - Switzerland
7. Chubu Centrair International Airport - Japan
6. Hamad International Airport - Qatar
5. Hong Kong International Airport
4. Munich Airport - Germany
3. Incheon International Airport - South Korea
2. Tokyo International Airport Haneda
1. Singapore Changi Airport
Source: CNN; Photo Credit: Getty Images