World's busiest passenger air routes: Shift Ranking of August 21
August 22, 20141. Hong Kong–Taipei (4,8m passengers a year) / 2. Dublin–London (3,5m) / 3. Jakarta–Singapore (3,4m) / 4. Seoul–Tokyo (3.2m) / 5. London–New York (2.7m) / Source: IATA
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