The driving time from Siem Reap to Phnom Penh via Krong Preah Sihanouk is 12 hours 30 minutes by road. You can also find other options to travel from Siem Reap to Phnom Penh via Krong Preah Sihanouk like bus, subway, tram, train and rail. To know the travel distances while planning a journey, find the
Distance from Siem Reap to Phnom Penh via Krong Preah Sihanouk!