Both these cities are located at a distance of 9.4 kms. Traveling from one place to the other is easy because of the efficient rail connectivity. There are many trains that run between the two cities. On a daily basis, There are 112 weekly trains from Kalutara South to Wadduwa.
| Train No | Train Name | Departure | Arrival | Days |
|---|---|---|---|---|
| 8302 | 8302 ( Colombo Commuter ) | 03:45 | 04:01 | Sunday to Monday |
| 8304 | 8304 ( Local Trains ) | 04:15 | 04:31 | Sunday to Monday |
| 8309 | 8309 ( Colombo Commuter ) | 04:50 | 05:06 | Sunday to Monday |
| 8311 | Night Mail ( Night Mail Train ) | 05:25 | 05:41 | Monday,Tuesday,Wednesday,Thursday,Friday |
| 8317 | 8317 ( Colombo Commuter ) | 05:47 | 06:03 | Monday,Tuesday,Wednesday,Thursday,Friday |
| 8318 | 8318 ( Colombo Commuter ) | 05:53 | 06:08 | Sunday,Saturday |
| 8320 | 8320 ( Long Distance ) | 06:11 | 06:22 | Sunday to Monday |
| 8324 | 8324 ( Colombo Commuter ) | 06:30 | 06:46 | Monday,Tuesday,Wednesday,Thursday,Friday,Saturday |
| 8327 | Samudra Devi ( Long Distance ) | 06:57 | 07:09 | Sunday |
| 8326 | 8326 ( Colombo Commuter ) | 07:00 | 07:12 | Monday,Tuesday,Wednesday,Thursday,Friday |
| 8334 | 8334 ( Local Trains ) | 07:20 | 07:36 | Sunday,Saturday |
| 8333 | 8333 ( Colombo Commuter ) | 07:25 | 07:41 | Monday,Tuesday,Wednesday,Thursday,Friday |
| 8319 | 8319 ( Local Trains ) | 08:23 | 08:39 | Sunday to Monday |
| 8344 | 8344 ( Colombo Commuter ) | 10:35 | 10:51 | Sunday to Monday |
| 8350 | 8350 ( Mixed Trains ) | 12:20 | 12:36 | Sunday to Monday |
| 8352 | 8352 ( Colombo Commuter ) | 13:40 | 13:56 | Sunday to Monday |
| 8364 | 8364 ( Colombo Commuter ) | 14:23 | 14:39 | Sunday,Saturday |
| 8363 | 8363 ( Colombo Commuter ) | 14:23 | 14:39 | Monday,Tuesday,Wednesday,Thursday,Friday |
| 8374 | 8374 ( Colombo Commuter ) | 17:08 | 17:24 | Sunday,Saturday |
| 8373 | 8373 ( Colombo Commuter ) | 17:20 | 17:36 | Monday,Tuesday,Wednesday,Thursday,Friday |
| 8376 | 8376 ( Colombo Commuter ) | 17:30 | 17:42 | Monday,Tuesday,Wednesday,Thursday,Friday |
| 8375 | 8375 ( Colombo Commuter ) | 18:45 | 18:58 | Monday,Tuesday,Wednesday,Thursday,Friday,Saturday |