Shift Ranking of October 24: Airports worldwide where to sleep best10/24/2013October 24, 20131. Changi, Singapore| 2. Incheon, Seoul| 3. Schiphol, Amsterdam| 4. Hong Kong International| 5. Helsinki-Vantaa| Source: sleepingairports.nethttps://p.dw.com/p/1A5knImage: picture-alliance/dpaAdvertisement