How to Get from Phnom Penh to Sihanoukville

For most trips from Phnom Penh to Sihanoukville, a direct bus or minivan is the normal choice. The expressway has made the road journey much quicker than it used to be. The train still runs south to the coast and can be a pleasant alternative when time is not tight.

Phnom Penh to Sihanoukville at a glance

Best overall

Bus or minivan

About 3–4.5 hr≈ US$10–20

Frequent road services and the easiest overall trip.

Scenic / relaxed

Train

About 6.5 hr≈ US$13–18

A slower rail day with no highway traffic.

Flexible

Private car

About 3–4 hrQuoted per vehicle

Useful for groups and for matching a ferry check-in.

Option	Typical travel time	Typical one-way cost	Best for
Bus or minivan	About 3–4.5 hours	About US$10–20	Best overall
Train	About 6.5 hours	About US$13–18	Relaxed rail trip
Private car	About 3–4 hours	Variable, per vehicle	Ferry connections and groups

Prices and schedules change. Check live schedules, current fares and ticket availability for your travel date.

The normal choice: take a bus or minivan

Current coach schedules put the Phnom Penh to Sihanoukville run at about 240 km and roughly four hours. Other minivans can be a little faster or slower depending on their pickup pattern and traffic.

Operators leave from different offices and terminals in Phnom Penh. In Sihanoukville, the final stop may be in town rather than at your ferry pier, so leave time for a tuk-tuk or taxi if you are continuing to an island.

If you have a same-day ferry, avoid choosing a road arrival that gives you only a few minutes of margin. A missed boat can cost much more time than the bus saved.

Phnom Penh to Sihanoukville by train

The southern railway gives you a direct train from Phnom Penh to Sihanoukville, normally taking around 6.5 hours on the current timetable. It is slower than the road but can be a useful choice if you prefer a more relaxed trip.

The station in Sihanoukville is not the same place as the passenger ferry piers. Arrange the last transfer separately and check whether your island boat leaves from the autonomous-port area or another jetty.

Phnom Penh to Sihanoukville by private car

A private car normally takes around three to four hours in reasonable conditions. The main advantage is control: you can leave early, go directly to the appropriate pier and avoid a separate town transfer.

This is most attractive for two to four people sharing the vehicle or for travelers with an early island connection. Confirm whether tolls and pier drop-off are included in the quoted price.

Which option should you choose?

Choose the bus or minivan for the easiest and cheapest normal trip.
Choose the train when a slower rail journey fits your day.
Choose a private car when a specific ferry departure makes door-to-pier timing important.

Departure and arrival points

Mode	Phnom Penh	Sihanoukville
Bus / minivan	Operator-specific terminal or office in Phnom Penh	Operator-specific stop in Sihanoukville
Train	Phnom Penh railway station	Sihanoukville railway station
Private car	Hotel or agreed pickup point	Hotel, town or agreed ferry pier

Normal Things to do in Sihanoukville

Sihanoukville works mainly as Cambodia’s coastal transport hub. If you are only passing through to Koh Rong or another island, staying close to the correct ferry departure can save an awkward early transfer. If you are spending a night, Otres and Independence Beach are calmer options than treating the busy port area as a beach destination. Taxis and tuk-tuks are the practical way to move between town, stations and piers.

Find a place to stay

Sihanoukville, Cambodia

Search hotels and accommodation for your dates.

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Practical tips

Check the exact ferry pier before choosing your Sihanoukville drop-off.
Build a generous margin between a road arrival and a same-day island boat.
Keep the train station and ferry terminal separate in your planning; they are not walkable as one transport hub.