| population | |
| Hanwella Ihala | 22918 |
| population | |
| Hanwella Pahala |
 | Kelani-Peliyagoda Seaplane Base | ~ 17.88 km |
| Diyawanna Oya Seaplane Base | ~ 19.54 km |
| Colombo Ratmalana Airport | ~ 23.99 km |
| Beira Lake Seaplane Base | ~ 25.72 km |
| Dandugama Seaplane Base | ~ 32.51 km |
| Bandaranaike International Colombo Airport | ~ 37.74 km |
| Katukurunda Air Force Base | ~ 41.22 km |
| Bentota River Waterdrome | ~ 53.84 km |
| Castlereagh Lake Seaplane Base | ~ 55.22 km |
