| population | |
| Welisara | 41306 |
 | Dandugama Seaplane Base | ~ 9.23 km |
| Kelani-Peliyagoda Seaplane Base | ~ 9.46 km |
| Beira Lake Seaplane Base | ~ 12.48 km |
| Diyawanna Oya Seaplane Base | ~ 13.82 km |
| Bandaranaike International Colombo Airport | ~ 16.81 km |
| Colombo Ratmalana Airport | ~ 23.28 km |
| Katukurunda Air Force Base | ~ 53.85 km |
| Bentota River Waterdrome | ~ 67.47 km |
| Castlereagh Lake Seaplane Base | ~ 77.53 km |
