The best way to travel from Siem Reap and Sihanoukville is to travel in two stages by booking a joint ticket for both the bus to Phnom Penh and then the connecting bus from Phnom Penh to Sihanoukville as a single package with the same transport company.
Bus times to Sihanoukville
On this service the journey from Siem Reap to Phnom Penh is overnight. On arrival in Phnom Penh passengers get a 2 to 3 hour break from travelling before boarding the next bus for the onward direct journey to Sihanoukville from the same bus station.
| Siem Reap | Phnom Penh | Phnom Penh | Sihanoukville |
| 22:30 | 05.30 | 08:00 | 12.30 |
| 23:00 | 06.00 | 09:30 | 14.00 |
| 23:30 | 06.30 | 09:30 | 14.00 |
On arrival in Phnom Penh passengers get a 2 to 3 hour break from travelling before boarding the next bus for the onward direct journey to Sihanoukville from the same bus station.
Buy Tickets to Sihanoukville
For all three trips on offer, all cost the is same: 913 THB per person one way.
